Category Archives: Animal experiments

November 5, 2017

Posted on by

 

A shorter digest today, but includes a lot of human gut microbiome studies and a cool study on microbes used to treat snake bites!

General microbiome

Comparison of two Jatropha species (Euphorbiaceae) used popularly to treat snakebites in Northeastern Brazil: Chemical profile, inhibitory activity against Bothrops erythromelas venom and antibacterial activity – Juliana Félix-Silva, Journal of Ethnopharmacology

Multi-site human microbiome

A slippery slope: On the origin, role and physiology of mucus – Farhan Taherali, Advanced Drug Delivery Reviews

Human gut microbiome

Faecal microbiota transplantation versus placebo for moderate-to-severe irritable bowel syndrome: a double-blind, randomised, placebo-controlled, parallel-group, single-centre trial –  Peter Holger Johnsen, The Lancet Gastroenterology & Hepatology

Estrogens and Female Liver Health – Karen L. Chen, Steroids

Safety and Efficacy of Fecal Microbiota Transplant for Recurrent Clostridium difficile Infection in Patients With Cancer Treated With Cytotoxic Chemotherapy: A Single-Institution Retrospective Case Series – Mehrdad Hefazi, Mayo Clinic Proceedings

Gut Microbiota and Cancer Patients: A Broad-Ranging Relationship – Giovanni Cammarota, Mayo Clinic Proceedings

Gut microbiota and hypertension: From pathogenesis to new therapeutic strategies – Yongbo Kang, Clinics and Research in Hepatology and Gastroenterology

Preface to “Gut microbiome in health and disease” – Maikel P. Peppelenbosch, Best Practice & Research Clinical Gastroenterology

Results of the implementation of a multidisciplinary programme of faecal microbiota transplantation by colonoscopy for the treatment of recurrent Clostridium difficile infection – Antonio López-Sanromán, Gastroenterología y Hepatología (English Edition)

Animal experiments

Alterations in ruminal bacterial populations at induction and recovery from diet-induced milk fat depression in dairy cows – D.W. Pitta, Journal of Dairy Science

Chronic chlorpyrifos exposure elicits diet-specific effects on metabolism and the gut microbiome in rats – Bing Fang, Food and Chemical Toxicology

Housing influences tissue cytokine levels and the fecal bacterial community structure in rats – Padmaja Shastri, Journal of Functional Foods

An intact gut microbiota may be required for lactoferrin-driven immunomodulation in rats – Yongping Wen, Journal of Functional Foods

Untargeted metabolomic profiling of urine in Wistar rats reveals enhanced bioavailability of soy isoflavones post short-term consumption of noni (Morinda citrifolia) juice – José-Manuel Fallas-Ramirez, Journal of Functional Foods

Plant, root, and soil microbiome

Long and short term effects of solarization on soil microbiome and agricultural production – Housam Kanaan, Applied Soil Ecology

Water and extremophile microbiome

Microbial communities involved in biogas production exhibit high resilience to heat shocks – Abendroth Christian, Bioresource Technology

Food microbiome

Application of high-throughput pyrosequencing in the analysis of microbiota of food commodities procured from small and large retail outlets in a U.S. metropolitan area – A pilot study – Daleniece Higgins, Food Research International

Microbial ecology along the processing of Spanish olives darkened by oxidation – Eduardo Medina, Food Control

Co-fermentation of onion and whey: A promising synbiotic combination – Federica Tinello, Journal of Functional Foods

Diverse yeasts for diverse fermented beverages and foods – Chris Todd Hittinger, Current Opinion in Biotechnology

Techniques

Microbiome measurement: Possibilities and pitfalls – Djawad Radjabzadeh, Best Practice & Research Clinical Gastroenterology

High-throughput eDNA monitoring of fungi to track functional recovery in ecological restoration – DongFeng Yan, Biological Conservation

Commensal Koch’s postulates: establishing causation in human microbiota research – B Anne Neville, Current Opinion in Microbiology

Microbes in the news

Disease outbreak at Marine Corps boot camp abates in San Diego – Carl Prine, The San Diego Union-Tribune

November 4, 2017

Posted on by

Events and jobs

Microbiology Lab Technician – Manpower – Evansville

Research Associate in Plant and Arthropod Microbiome – Indiana University

 

General microbiome

Review: New Insights into Graft-Versus-Host Disease and Graft Rejection – E Perkey – Annual Review of Pathology

Microbial network of the carbonate precipitation process induced by microbial consortia and the potential application to crack healing in concrete. – J Zhang – Scientific Reports

Review: A Call to Arms: Quest for a Cryptococcal Vaccine – MC Caballero Van Dyke – Cell

 

 

Human respiratory microbiome

Impact of the Respiratory Microbiome on Host Responses to Respiratory Viral Infection. – M Pichon – Vaccines

 

 

Human gut microbiome

Review: Atherosclerosis: Association between the gut microbiome and atherosclerosis – WT Barrington – Nature Reviews

Improvement in cardiometabolic risk markers following a multifunctional diet is associated with gut microbial taxa in healthy overweight and obese subjects. – N Marungruang – European Journal of Nutrition

Opinion: NOD2 and bacterial recognition as therapeutic targets for Crohn’s disease. – M de Bruyn – Expert Opinion on Therapeutic Targets.

 

Animal experiments 

Microbial diversity and composition in different gut locations of hyperlipidemic mice receiving krill oil. – C Lu – Applied Microbiology and Biotechnology

Evaluating the contribution of gut microbiome to the variance of porcine serum glucose and lipid concentration. – X Huang – Scientific Reports

Gut microbiome influences efficacy of PD-1-based immunotherapy against epithelial tumors. – B Routy – Science

 

Animal microbiome 

The bacterium Wolbachia exploits host innate immunity to establish a symbiotic relationship with the dengue vector mosquito Aedes aegypti. – X Pan – The ISME Journal

Enzymatic dynamics into the Eisenia fetida (Savigny, 1826) gut during vermicomposting of coffee husk and market waste in a tropical environment. – B Ordoñez-Arévalo – Environmental Science and Pollution Research International

Microbial community and ovine host response varies with early and late stages of Haemonchus contortus infection. – S El-Ashram – Veterinary Research Communications

 

Plant, root and soil microbiome

The spent culture supernatant of Pseudomonas syringae contains azelaic acid – SG Javvadi – bioRxiv

Stratified Bacterial and Archaeal Community in Mangrove and Intertidal Wetland Mudflats Revealed by High Throughput 16S rRNA Gene Sequencing – Z Zhou – Frontiers in Microbiology

Genome Sequencing of Microbacterium sp. Yaish 1, a Bacterial Strain Isolated from the Rhizosphere of Date Palm Trees Affected by Salinity – GA Jana – Genome Announcements

A New Proposal for the Pathogenic Mechanism of Non-Coeliac/Non-Allergic Gluten/Wheat Sensitivity: Piecing Together the Puzzle of Recent Scientific Evidence. – V Leccioli – Nutrients

Identification of novel small RNAs in Burkholderia cenocepacia KC-01 expressed under iron limitation and oxidative stress conditions. – S Ghosh – Microbiology

Conductive particles enable syntrophic acetate oxidation between Geobacter and Methanosarcina from coastal sediments – AE Rotaru – bioRxiv

 

Water and extremophile microbiome

A dynamic microbial community with high functional redundancy inhabits the cold, oxic subseafloor aquifer. – BJ Tully – The ISME Journal

 

 

Phages and viruses

Co-existence of freshwater and marine T4-like myoviruses in a typical subtropical estuary. – L Liu – FEMS Microbiology Ecology

 

Techniques

Optimisation of 16S rRNA gut microbiota profiling of extremely low birth weight infants. – C Alcon-Giner – BMC Genomics

Metagenomic analysis reveals potential interactions in an artificial coculture. – M Ren – AMB Express

Review: Phage Hunters: computational strategies for finding phages in large-scale ‘omics datasets – BL Hurwitz – Virus Research

Defining the Transcriptional Landscape during Cytomegalovirus Latency with Single-Cell RNA Sequencing – M Shnayder – bioRxiv

 

Microbes in the news

Can microbiology tell us exactly what killed the Aztecs? – OUP Blog

Tuning the Microbiome Improves Melanoma Immunotherapy Response – GEN

November 3, 2017

Posted on by

Events and jobs

Assistant Professor in Food Microbiology/Safety – The University of Texas Rio Grande Valley – Close Date: 12/3/2017

Assistant Professor Microbiology – University of New Haven, Connecticut

Microbiology Technician On-Call – Battle Creek, MI – Michigan

 

General microbiome

Closely related methicillin-resistant Staphylococcus aureus isolates from retail meat, cows with mastitis, and humans in Japan – T Sato – PLoS One

Letter:A global resource allocation strategy governs growth transition kinetics of Escherichia coli – DW Erickson – Nature

Inter-species population dynamics enhance microbial horizontal gene transfer and spread of antibiotic resistance – RM Cooper – eLife

 

Pregnancy and early life

Gut microbiome of mothers delivering prematurely shows reduced diversity and lower relative abundance of Bifidobacterium and Streptococcus – C Dahl – PLoS One

 

 

Human vaginal microbiome

Association of high-risk sexual behaviour with diversity of the vaginal microbiota and abundance of Lactobacillus. – JM Wessels – PLoS One

Associations between sexual habits, menstrual hygiene practices, demographics and the vaginal microbiome as revealed by Bayesian network analysis – N Noyes – bioRxiv

Opinion: Committee Opinion No. 725: Vaginal Seeding – KR Wharton – Obstetrics and Gynecology

 

Human gut microbiome

“Omic” investigations of protozoa and worms for a deeper understanding of the human gut “parasitome”. – V Marzano – PLoS Neglected Tropical Diseases

Comparison of the human gastric microbiota in hypochlorhydric states arising as a result of Helicobacter pylori-induced atrophic gastritis, autoimmune atrophic gastritis and proton pump inhibitor use – BN Parsons – PLoS Pathogens

Modeling the temporal dynamics of the gut microbial community in adults and infants – L Shenhav – bioRxiv

The ethnic distribution of sessile serrated polyps in the United States is inversely associated with Helicobacter pylori prevalence – A Sonnenberg – Colorectal Disease

Gut microbiome in gestational diabetes: A Cross-sectional study of mothers and offspring 5 years post-partum. – S Hasan – Acta obstetricia et gynecologica Scandinavica

Protective Roles of Intestinal Microbiota derived Short Chain Fatty Acids in Alzheimer’s Disease-type Beta-Amyloid Neuropathological Mechanisms. – L Ho – Expert Review of Neurotherapeutics

 

Animal experiments 

Microbiota control immune regulation in humanized mice – E Gülden – Journal of Clinical Investigation Insight

Effects of essential oils from Liquidambar orientalis Mill. leaves on growth performance, carcass and some organ traits, some blood metabolites and intestinal microbiota in broilers. –  A Altop – British Poultry Science

PD-1 deficiency protects experimental colitis via alteration of gut microbiota. – SJ Park – Journal of biochemistry and molecular biology.

The Mouse Model of Infection with Citrobacter rodentium – N Bouladoux – Current Protocols in Immunology

Glyphosate has limited short-term effects on commensal bacterial community composition in the gut environment due to sufficient aromatic amino acid levels. – LN Nielsen – Environmental Pollution

 

Animal microbiome 

Strong responses of Drosophila melanogaster microbiota to developmental temperature – NN Moghadam – Fly (Austin)

Amphibian skin defences show variation in ability to inhibit growth of Batrachochytrium dendrobatidis isolates from the Global Panzootic Lineage. – RE Antwis – Microbiology (Reading, England)

Midgut Bacterial Diversity of Wild Populations of Phlebotomus (P.) papatasi, the Vector of Zoonotic Cutaneous Leishmaniasis (ZCL) in Turkey. – M Karakuş – Scientific Reports

Rapid regrowth and detection of microbial contaminants in equine fecal microbiome samples – KF Beckers – PLoS One

 

Plant, root and soil microbiome

Deinococcus hibisci sp. nov., isolated from rhizosphere of Hibiscus syriacus L. (mugunghwa flower). – G Moya – International Journal of Systematic and Evolutionary Microbiology

Priority effects can persist across floral generations in nectar microbial meta-communities – T Hirokazu – Oikos

Endosphere microbiome comparison between symptomatic and asymptomatic roots of Brassica napus infected with Plasmodiophora brassicae – Y Zhao – PLoS One

Microbial community-level regulation explains soil carbon responses to long-term litter manipulations – K Georgiou – Nature Communications

 

Water microbiome and extremophiles

Cultivation and genomics of the first freshwater SAR11 (LD12) isolate – MW Hinson – bioRxiv

Lessons from simple marine models on the bacterial regulation of eukaryotic development – A Woznica – bioRxiv

Chapter: Sponge Disease and Climate Change – HM Luter – Climate Change, Ocean Acidification and Sponges

 

Probiotics / prebiotics

Lactobacillus plantarum HNU082-derived improvements in the intestinal microbiome prevent the development of hyperlipidaemia – Y Shao – Food & Function

Can Probiotic Supplements Improve Outcomes in Rheumatoid Arthritis? – A Schorpion – Current Rheumatology Reports

 

 

Techniques

A novel baiting microcosm approach used to identify the bacterial community associated with Penicillium bilaii hyphae in soil – B Ghodsalavi – PLoS One

Bacterium-triggered remodeling of chromatin identifies BasR, a novel regulator of fungal natural product biosynthesis – J Fischer – bioRxiv

Transcriptome analysis of sheep oral mucosa response to Orf virus infection – H Jia – PLoS One

A mechanism for prime-realignment during influenza A virus replication – J Oymans – bioRxiv

 

Microbes in the news

How caries-causing bacteria can survive in dental plaque – EurekAlert

Nicotine’s hold: What the gut and gender have to do with it – Phys.org

‘Big Chicken’ Connects Poultry Farming To Antibiotic-Resistant Bacteria – npr

Microbiology: Crowdsourcing Earth’s microbes – Nature

Fresh off the petri dish: Spend your Thursdays creating art with bacteria – FSU Torch

 

Non-microbiology picks

Nigritoxin is a bacterial toxin for crustaceans and insects – Y Labreuche – Nature Communications

The Polycomb group protein CBX6 is an essential regulator of embryonic stem cell identity – A Santanach – Nature Communications

 

November 2, 2017

Posted on by

 

Second day of November we have quite a few job offers, nice set of microbiome news, two reviews in “gut microbiome” sector. Two (personal) highlights today would be the Thomas J. Browning’s  paper about phytoplankon nutrient co-limitation and Luke R. Thompson’s paper about The Earth Microbiome Project. Enjoy…

Events and jobs

Research Technician, University of York, UK

Postdoctoral Researcher – Molecular Microbiologist, University of Oxford, Oxford, UK

Bioinformatics Postdoc, Max Planck Institute for Infection Biology, Berlin, Germany

Microbiology Postdoctoral Scholar,  The University of California, Berkeley, California, US

Bioinformatics Analyst, Ares Genetics GmbH, Vienna, Austria

Assistant Professor of Microbiology, The University of Alabama in Huntsville, Huntsville, Alabama, US

Tenure-track Assistant Professor of Microbiology, Miami University, Miami, Ohio, US

Tenure Track Assistant Professor in Microbiology, The University of British Columbia, Vancouver,  Canada

General microbiome

Impaired competence in flagellar mutants of Bacillus subtilis is connected to the regulatory network governed by DegU – Theresa Hoelscher – bioRxiv

Gene network analysis identifies a central post-transcriptional regulator of cellular stress survival – Matthew Z. Tien – bioRxiv

Detection of cytosolic Shigella flexneri via a C-terminal triple-arginine motif of GBP1 inhibits actin-based motility – Anthony Piro – bioRxiv

Inter-species population dynamics enhance microbial horizontal gene transfer and spread of antibiotic resistance – Robert M Cooper – eLIFE

A communal catalogue reveals Earth’s multiscale microbial diversity – Luke R. Thompson – Nature

Human gut microbiome

Rapid Assessment of Microbiota Changes in Individuals with Autism Spectrum Disorder Using Bacteria-derived Membrane Vesicles in Urine – Yunjin Lee – Experimental Neurobiology

Review: Dietary and microbial metabolites in the regulation of host immunity – Jun Kunisawa – frontiers in Microbiology

Review: Gut microbiota as a potential target of metabolic syndrome: the role of probiotics and prebiotics – Mingqian He – Cell & Bioscience

Progression of Parkinson’s disease is associated with gut dysbiosis: Two-year follow-up study – Tomomi Minato – PLOS One

Animal experiments

Rapid regrowth and detection of microbial contaminants in equine fecal microbiome samples – Kalie F. Beckers – PLOS One

Cecal Microbiota in Broilers Fed with Prebiotics – Dany Mesa – Frontiers in Genetics

Commensal Lactobacillus Controls Immune Tolerance during Acute Liver Injury in Mice – Nobuhiro Nakamoto – Cell Reports

Food restriction followed by refeeding with a casein- or whey-based diet differentially affects the gut microbiota of pre-pubertal male rats – Majdi Masarwi – The Journal of Nutritional Biochemistry

Animal microbiome 
Evidence for a conserved microbiota across the different developmental stages of Plodia interpunctella – Valeria Mereghetti -Insect Science

Plant, root, and soil microbiome

Stable isotope informed genome-resolved metagenomics reveals that Saccharibacteria utilize microbially processed plant derived carbon – Evan P. Starr – bioRxiv

Water and extremophile microbiome 

Analysis of bacterial communities and characterization of antimicrobial strains from cave microbiota – Muhammad Yasir – Brazilian Journal of Microbiology

Highly divergent 16S rRNA sequences in ribosomal operons of Scytonema hyalinum (Cyanobacteria) – Jeffrey R. Johansen – PLOS One

Study of Microbial diversity in Ganga river water sample by the use of Metagenomics technique – Jamilah Ali Ahmed Zaed – Journal of Pharmacognosy and Phytochemistry

Niche specialization of bacteria in permanently ice-covered lakes of the McMurdo Dry Valleys, Antarctica – Miye Kwon – Environmental Microbiology

Influence of bicarbonate on the abundance of microbial communities capable of reducing U(VI) in groundwater – Dianxin Li – RSC Advances

Monitoring microbial responses to ocean deoxygenation in a model oxygen minimum zone – Steven J. Hallam – Scientific Data

Synechococcus plasticity under environmental changes – Cristiana Callieri – FEMS Microbiology Letters

Nutrient co-limitation at the boundary of an oceanic gyre – Thomas J. Browning -Nature

Evaluation of different 16S rRNA gene V regions for exploring bacterial diversity in a eutrophic freshwater lake – Junyi Zhang – Science of The Total Environment

Microbial community structures and functions of wastewater treatment systems in plateau and cold regions – Dexin Fang – Bioresource Technology

Adaptability as the key to success for the ubiquitous marine nitrite oxidizer Nitrococcus — Jessika Füssel – Science Advances

Food microbiology

Characterization of Enterococcal Community Isolated from an Artisan Istrian Raw Milk Cheese: Biotechnological and Safety Aspects – Mirna Mrkonjic Fuka – Food Technology and Biotechnology

Probiotics / prebiotics
Lactobacillus reuteri suppresses E. coli O157:H7 in bovine ruminal fluid: Toward a pre-slaughter strategy to improve food safety? – Yolande Bertin – PLOS One

Bioinformatics

MetaCherchant: analyzing genomic context of antibiotic resistance genes in gut microbiota – Evgenii I Olekhnovich – Bioinformatics

Techniques

Quantification of diverse virus populations in the environment using the polony method – Nava Baran – Nature Microbiology

Microbes in the news 

Microbiome Link with Colorectal Cancer Drug Toxicity Points to Predictive Tests and Prevention – Genetic Engineering and Biotechnology News

Gut bacteria composition could predict toxicity of chemotherapy drugs in cancer patients – News Medical

Versatile marine bacteria could be an influence on global warming, scientists discover – Science Daily

By 2100, climate change could alter key microbial interactions in the ocean  – Phys Org

Microbes on the market 

Symbiotix Biotherapies Receives $5 Million in Institutional Financing to Advance its Development of Molecular Therapeutics that Modulate Regulatory T Cell Activity

Tina’s (non)microbiology picks 

Concept Inventory Development Reveals Common Student Misconceptions about Microbiology – Amy G. Briggs – Journal of Microbiology & Biology Education

Announcing the winner of this year’s ‘Dance Your Ph.D.’ contest – John Bohannon – Science

 

November 1, 2017

Posted on by

Happy November everybody! We have an interesting collection of articles today. Co-cultivation of plant beneficial fungi as an effective strategy to modulate the production of bioactive metabolites and a review on the benefits of berries and their phytochemicals on the digestive and immune systems. Enjoy!

Events and jobs

Microbiology Lab Assistant – Seattle, Washington – Labcorp

General microbiome

The Microbiome in Posttraumatic Stress Disorder and Trauma-Exposed Controls: An Exploratory Study – Hemmings, Sian M.J – Pyschosomatic Medicine

Human respiratory microbiome

Review : CF Airway Microbiome: Overturning the Old, Opening the Way for the New – George A. O’Toole – Journal of Bacteriology

Human oral microbiome

Effect of maltitol-containing chewing gum use on the composition of dental plaque microbiota in subjects with active dental caries – Erica M. Prosdocimi – Journal of Oral Microbiology

Human gut microbiome

The circulating microbiome signature and inferred functional metagenomics in alcoholic hepatitis – Puneet Puri – Hepatology

Diet, Environments, and Gut Microbiota. A Preliminary Investigation in Children Living in Rural and Urban Burkina Faso and Italy – Carlotta De Filippo – Frontiers in Microbiology

Gut microbiome of mothers delivering prematurely shows reduced diversity and lower relative abundance of Bifidobacterium and Streptococcus – Cecilie Dahl – Plos One

Review : Systematic review of the effects of the intestinal microbiota on selected nutrients and non-nutrient – Colette Shortt – European Journal of Nutrition

Cereal products derived from wheat, sorghum, rice and oats alter the infant gut microbiota in vitro – Hasinika K. A. H. Gamage – Scientific Reports

Animal experiments

Antibiotic treatment disrupts bacterial communities in the colon and rectum of SIV-infected macaques – Alexander S. Zevin – FEMS Microbiology Letters

Ophiopogonin D alleviates high-fat diet–induced metabolic syndrome and changes the structure of gut microbiota in mice – Siyu Chen – The FASEB Journal

Animal microbiome

Bacterial Species Identified on the Skin of Bottlenose Dolphins Off Southern California via Next Generation Sequencing Techniques – Corey D. Russo – Microbial Ecology

Skin and fur bacterial diversity and community structure on American southwestern bats: effects of habitat, geography and bat traits – Ara S. Winter – PeerJ

Analysis of the Microbial Diversity in the Fecal Material of Giraffes – Jessica M. Schmidt – Current Microbiology

Morphological and genetic factors shape the microbiome of a seabird species (Oceanodroma leucorhoa) more than environmental and social factors – Douglas S. Pearce – Microbiome

Metabolomics

Plasma Metabolites From Choline Pathway and Risk of Cardiovascular Disease in the PREDIMED (Prevention With Mediterranean Diet) Study – Marta Guasch-Ferré – Journal of the American Heart Association

Plant, root, and soil microbiome

Strong Regionality and Dominance of Anaerobic Bacterial Taxa Characterize Diazotrophic Bacterial Communities of the Arcto-Alpine Plant Species Oxyria digyna and Saxifraga oppositifolia – Manoj Kumar – Frontiers in Microbiology

An endophytic Bacillus strain promotes growth of oil palm seedling by fine root biofilm formation – MdHoirul Azri – Rhizosphere

Effect of auxin producing and phosphate solubilizing bacteria on mobility of soil phosphorus, growth rate, and P acquisition by wheat plants – Guzel R. Kudoyarova – Acta Physiologiae Plantarum

Contrasting effects of ammonium and nitrate additions on the biomass of soil microbial communities and enzyme activities in subtropical China – Chuang Zhang – Biogeosciences

Impact of land use change and soil organic carbon quality on microbial diversity in soils across Europe – Márton Szoboszlay – FEMS Microbiology Ecology

Microbial Diversity and Community Structure of Sulfate-Reducing and Sulfur-Oxidizing Bacteria in Sediment Cores from the East China Sea – Yu Zhang – Frontiers in Microbiology

Rhizosphere-associated Pseudomonas induce systemic resistance to herbivores at the cost of susceptibility to bacterial pathogens – Cara H. Haney – Molecular Ecology

*Co-Culture of Plant Beneficial Microbes as Source of Bioactive Metabolites – F. Vinale – Scientific Reports

Introducing BASE: the Biomes of Australian Soil Environments soil microbial diversity database – Andrew Bissett – Gigascience

Water and extremophile microbiome

Anaerobic digestion of spent mushroom substrate under thermophilic conditions: performance and microbial community analysis – Zheng Xiao – Applied Microbiology and Biotechnology

Metagenomic characterization of biofilter microbial communities in a full-scale drinking water treatment plant – Seungdae Oh – Water Research

Distinct microbial communities in the active and permafrost layers on the Tibetan Plateau – Yong-Liang Chen – Molecular Ecology

Community composition and assembly processes of the free-living and particle-attached bacteria in Taihu Lake – Dayong Zhao – FEMS Microbiology Ecology

Food Microbiology

Anti-obesity Effect of Exopolysaccharides Isolated from Kefir Grains – Juha Lim – J. Agric. Food Chem

Modulating Effects of Dicaffeoylquinic Acids from Ilex Kudingcha on Intestinal Microecology in vitro – Minhao Xie – Journal of Agricultural Food Chemistry

*Review of the health effects of berries and their phytochemicals on the digestive and immune systems – Coen Govers – Nutrition Reviews

Probiotics / prebiotics

Single-species versus dual-species probiotic supplementation as an emerging therapeutic strategy for obesity – G.Karimi – Nutrition, Metabolism and Cardiovascular Diseases

Bioinformatics

ROCker: accurate detection and quantification of target genes in short-read metagenomic data sets by modeling sliding-window bitscores – Luis H. Orellana – Nucleic Acids Research

Phages and viruses

Review : Assessing Species Diversity Using Metavirome Data: Methods and Challenges – Damayanthi Herath – Computational and Structural Biotechnology Journal

Microbes in the news

Caves Host Gooey Biofilms Built by Methane-Eating Bacteria

3D Printed Artificial Small Intestine to Advance Research on Gut Bacteria

Enzymes from dangerous bacteria turn into important tools for protein chemistry

Microbes on the market

The University Medical Center Groningen and Novogene announce the start of the 10K Metagenome Project

Science, publishing, and career

Book Chapter : Leading Change in Undergraduate STEM Education – Adam K. Leibovich – Educational and Outreach Projects from the Cottrell Scholars Collaborative Undergraduate and Graduate Education Volume 1

Anitha’s non-microbiology picks

Congratulations Nancy Scherich! The winner of this year’s ‘Dance Your Ph.D.’ contest

ROSINA spectral measurements bring comet’s chemistry to life

Scary as they are, few vampires have a backbone

 

October 30, 2017

Posted on by

Today’s digest is short and sweet — including some articles on the connection between gut and bone metabolism, the biodegradation of oil in the ocean, and a good number of rhizosphere papers. Enjoy!

General Microbiome

Listeria monocytogenes virulence factors are secreted in biologically active Extracellular Vesicles – Carolina Coelho, bioRxiv

Multi-site human microbiome

Microbiota and cancer: a complex equation with a lot of exciting unknowns – Oxana Dmitrieva, Seminars in Immunology

Osteomicrobiology: A New Cross-Disciplinary Research Field – Claes Ohlsson, Calcified Tissue International

Prebiotics, Bone and Mineral Metabolism – Corrie M. Whisner, Calcified Tissue International

Human gut microbiome

Gut dysbiosis breaks immunological tolerance toward the central nervous system during young adulthood – Sudhir K. Yadav, PNAS

Clostridium difficile in Older Adults – Curtis J. Donskey, Infectious Disease Clinics of North America

The Microbiome That Shapes Us: Can It Cause Obesity? – Endashaw Omer, Current Gastroenterology Reports

Human oral microbiome

Infection’s Sweet Tooth: How Glycans Mediate Infection and Disease Susceptibility – Steven L. Taylor, Trends in Microbiology

Animal experiments

Comparing microbiotas in the upper aerodigestive and lower respiratory tracts of lambs – Laura Glendinning, Microbiome

Dietary changes in nutritional studies shape the structural and functional composition of the pigs’ fecal microbiome-from days to weeks – Bruno Tilocca, Microbiome

Hindgut mucosa-associated microbiome interacting with host regulating Escherichia coli O157:H7 shedding in cattle – Ou Wang, Applied and Environmental Microbiology

Plant, root, and soil microbiome

Divergent responses of forest soil microbial communities under elevated CO2 in different depths of upper soil layers – Hao Yu, Applied and Environmental Microbiology

Microbial Degradation of Phenanthrene in Pristine and Contaminated Sandy Soils – Alexandra Schwarz, Microbial Ecology

Identification of heterotrophic zinc mobilization processes among bacterial strains isolated from wheat rhizosphere (Triticum aestivum L) – Benjamin Costerousse, Applied and Environmental Microbiology

Seed defense biopriming with bacterial cyclodipeptides triggers immunity in cucumber and pepper – Geun Cheol Song, Scientific Reports

Characterization and potential of plant growth promoting rhizobacteria isolated from native Andean crops – Katty Ogata-Gutiérrez, World Journal of Microbiology and Biotechnology

Water and extremophiles microbiome

Biodegradation of dispersed oil in seawater is not inhibited by a commercial oil spill dispersant – Odd G. Brakstad, Marine Pollution Bulletin

Functional characteristics and influence factors of microbial community in sewage sludge composting with inorganic bulking agent – Ke Wang, Bioresource Technology

Food microbiology

Yeast microbiota in artisanal cheeses from Corrientes, Argentina – Marina C. Cardozo, Revista Argentina de Microbiología

Flavonoids as detoxifying and pro-survival agents: What’s new? – Geir Bjørklund, Food and Chemical Toxicology

Techniques

Impact of DNA extraction, sample dilution, and reagent contamination on 16S rRNA gene sequencing of human feces – Eliana P. Velásquez-Mejía, Applied Microbiology and Biotechnology

Microbes in the News

How a 672,000-Gallon Oil Spill Was Nearly Invisible – CHRISTINA CARON, New York Times

October 29, 2017

Posted on by

Multiple reviews and a great deal on plant, soil, and root microbiomes.

General microbiome
Quantifying the strength of quorum sensing crosstalk within microbial communities – Kalinga Pavan T. Silva – PLoS Computational Biology

An Important Role for Purifying Selection in Archaeal Genome Evolution – Zhe Lyu – MSystems

Review: Functional Genomics of Host–Microbiome Interactions in Humans – Francesca Luca – Trends in Genetics

Review: Pharmacological efficacy/toxicity of drugs: A Comprehensive update about the dynamic interplay of microbes – J.A. Gimenez-Bastida – Journal of Pharmaceutical Sciences

Pregnancy and early life
Editorial: Another reason to favor exclusive breastfeeding: microbiome resilience – Alessio Fasano – Jornal de Pediatria
Paper referred: Breastfeeding increases microbial community resilience – Isabel I.Carvalho-Ramos – Jornal de Pediatria

Review: Glycan Utilization and Cross-Feeding Activities by Bifidobacteria – Francesca Turroni – Trends in Microbiology

Human respiratory microbiome
Review: Lung epithelium: barrier immunity to inhaled fungi and driver of fungal-associated allergic asthma – Darin L Wiesner – Current Opinion in Microbiology

Human oral microbiome
Review: Oral Tolerance Development and Maintenance – Erik Wambre – Immunology and Allergy Clinics of North America

Human skin microbiome
Review: Evidence-based update on rosacea comorbidities and their common physiologic pathways – Anna D. Holmes – Journal of the American Academy of Dermatology

Human gut microbiome
Gut microbiome composition in lean patients with NASH is associated with liver damage independent from caloric intake: a prospective pilot study – Sebastião Mauro Bezerra Duarte – Nutrition, Metabolism and Cardiovascular Diseases

Review: Gut microbiota and obesity: Concepts relevant to clinical care – Maria Carlota Dao – European Journal of Internal Medicine

Animal experiments
Effect of yeast supplementation on digestibility, fecal microbiota and serum endotoxin levels in non-exercising and exercising horses – A.A.O. Gobesso – Livestock Science

Ethanol extract of Atractylodis macrocephalae Rhizoma ameliorates insulin resistance and gut microbiota in type 2 diabetic db/db mice – Wen-You Zhang – Journal of Functional Foods

Supplementation of pancreatic digestive enzymes alters the composition of intestinal microbiota in mice – Hiroki Nishiyama – Biochemical and Biophysical Research Communications

Plant, root, and soil microbiome
Potential for plant biocontrol activity of isolated Pseudomonas aeruginosa and Bacillus stratosphericus strains against bacterial pathogens acting through both induced plant resistance and direct antagonism – Kaliannan Durairaj – FEMS Microbiology Letters

Biofilm formation is determinant in tomato rhizosphere colonization by Bacillus velezensis FZB42 – Ameen Al-Ali – Environmental Science and Pollution Research

Immobilization of Lead Migrating from Contaminated Soil in Rhizosphere Soil of Barley (Hordeum vulgare L.) and Hairy Vetch (Vicia villosa) Using Hydroxyapatite – Masahiko Katoh – International Journal of Environmental Research and Public Health

Enhancement of 14C-phenanthrene mineralisation in the presence of plant-root biomass in PAH-NAPL amended soil – Gabriela M.Vázquez-Cuevas – International Biodeterioration & Biodegradation

Impact of fomesafen on the soil microbial communities in soybean fields in Northeastern China – XH Wu – Ecotoxicology and Environmental Safety
DOI not available yet.

Continuum of root–fungal symbioses for plant nutrition – Marcel G. A. van der Heijden – PNAS

Rolling a mycobiome down a hill: endophytes in the Taiwanese Cloud Forest – Daniel Thomas – bioRxiv

Water and extremophile microbiome
Antimicrobial properties and the influence of temperature on secondary metabolite production in cold environment soil fungi – Yogabaanu Ulaganathan – Polar Science

Microbial diversity from chlorophyll maximum, oxygen minimum and bottom zones in the southwestern Atlantic Ocean – Renata Medina-Silva – Journal of Marine Systems

Microbial communities in biological denitrification system using methanol as carbon source for treatment of reverse osmosis concentrate from coking wastewater – Enchao Li – Journal of Water Reuse and Desalination

Review: Periodic survey by metagenomic analysis on the marine microbial communities in an enclosed bay locating at Sanriku coast off northern Japan in the Pacific Ocean – Shugo Watabe – The JSFS 85th Anniversary-Commemorative International Symposium

Review: Synthesizing redox biogeochemistry at aquatic interfaces – Maximilian Peter Lau – Limnologica – Ecology and Management of Inland Waters

Review: The role of operating parameters and oxidative damage mechanisms of Advanced Chemical Oxidation Processes in the combat against antibiotic-resistant bacteria and resistance genes present in urban wastewater – I. Michael-Kordatou – Water Research

Built environment
The influence of the internal microbiome on the materials used for construction of the transmission natural gas pipelines in the Lodz Province – Agnieszka Staniszewska – E3S Web of Conferences

Application and microbial ecology of psychrotrophs in domestic wastewater treatment at low temperature – Zhenzhen Xu – Chemosphere

Food microbiology
Review: Virgin olive oil yeasts: A review – Ciafardini Gino – Food Microbiology

Effect of vacuum and modified atmosphere packaging on the microbiological, chemical and sensory properties of tropical red drum (Sciaenops ocellatus) fillets stored at 4 °C – Adèle Silbande – International Journal of Food Microbiology

The microbiota of eight species of dehydrated edible seaweeds from North West Spain – Ana del Olmo – Food Microbiology

Microbiological, chemical and sensory spoilage analysis of raw Atlantic cod (Gadus morhua) stored under modified atmospheres – L. Kuuliala – Food Microbiology

Probiotics / prebiotics / antibiotics
Improvement of lactic acid bacteria viability in acid conditions employing agroindustrial co-products as prebiotic on alginate ionotropic gel matrix co-encapsulation – Victor Serrano-Casas – Journal of Functional Foods

Hospital antimicrobial stewardship: the way forward – Céline Pulcinia – The Lancet

Phages and viruses
How do bacteriophages promote antibiotic resistance in the environment? – José Luis Balcázar – Clinical Microbiology and Infection

Predicting virus emergence amid evolutionary noise – Jemma L. Geoghegan – Open Biology

Bioinformatics
A comparison of bioinformatic approaches for 16S rRNA gene profiling of food bacterial microbiota – Francesca De Filippis – International Journal of Food Microbiology

Techniques
A semi-quantitative method for point-of-care assessments of specific pathogenic bioaerosols using a portable microfluidics-based device – Qi Liu – Journal of Aerosol Science

Machine-assisted cultivation and analysis of biofilms – Silla H. Hansen – bioRxiv

Review: Next-generation sequencing applications in clinical bacteriology – Yair Motro – Biomolecular Detection and Quantification

Genome Announcements
Nitrincola alkalilacustris sp. nov. and Nitrincola schmidtii sp. nov., alkaliphilic bacteria isolated from soda pans, and emended description of the genus Nitrincola – Andrea K. Borsodi – International Journal of Systematic and Evolutionary Microbiology

Paenibacillus solanacearum sp. nov., isolated from rhizosphere soil of a tomato plant – Hayoung Cho – International Journal of Systematic and Evolutionary Microbiology

Paenibacillus nebraskensis sp. nov., isolated from the root surface of field-grown maize – Peter Kämpfer – International Journal of Systematic and Evolutionary Microbiology

Nioella aestuarii sp. nov., of the family Rhodobacteraceae, isolated from tidal flat – In-Tae Cha – International Journal of Systematic and Evolutionary Microbiology

Microbes in the news
Puerto Rico reports 76 cases of deadly bacteria caused by tainted water – CNN Wire – KFOR

Microbes on the market
Global Human Microbiome Market Size and Forecast to 2021 – medGadget

Ritter Pharmaceuticals, Inc. (RTTR) Upgraded to Buy by Zacks Investment Research – Sebastian Weber – The Ledge Gazette

October 28, 2017

Posted on by

A huge Saturday digest (150+ alerts), with many articles in the gut and animal microbiome.

Events and jobs
Postdoctoral researcher in Human Microbiome-Immune System Interactions – University of Luxembourg

Microbiome in Sexual, Maternal and Child Health Symposium – November 29, 2017

Pregnancy and early life
Gut microbiome in gestational diabetes: A Cross-sectional study of mothers and offspring 5 years post-partum – Sayyid Hasan – Acta Obstetricia et Gynecologica Scandivanica

The Influence of Proton Pump Inhibitors on the Fecal Microbiome of Infants with Gastroesophageal Reflux-A Prospective Longitudinal Interventional Study –
Christoph Castellani – Frontiers in Cellular and Infection Microbiology

Gut microbiome of mothers delivering prematurely shows reduced diversity and lower relative abundance of Bifidobacterium and Streptococcus – Cecilie Dahl – PLoS One

2 articles on iron supplements in the American Journal of Nutrition:
Review: Effects of iron fortification and supplementation on the gut microbiome and diarrhea in infants and children: a review – Daniela Paganini – American Journal of Clinical Nutrition

Review: Excess iron intake as a factor in growth, infections, and development of infants and young children – Bo Lönnerdal – American Journal of Clinical Nutrition

Human skin microbiome
RNase 7 participates in cutaneous innate control of Corynebacterium amycolatum – Stephanie Walter – Scientific Reports

FKBP12-Dependent Inhibition of Calcineurin Mediates Immunosuppressive Antifungal Drug Action in Malassezia – Giuseppe Ianiri – mBio

Human oral microbiome
Changes in periodontal and microbial parameters after the space maintainers application – M Aydinbelge – Nigerian Journal of Clinical Practice

Microbiome associated with dentures malodour – Shai Yitzhaki – Journal of Breath Research

Human gut microbiome
Gut microbiomes of mobile predators vary with landscape context and species identity – Julia Tiede – Ecology and Evolution

Distinct Microbial Communities Trigger Colitis Development upon Intestinal Barrier Damage via Innate or Adaptive Immune Cells – Urmi Roy – Cell Reports

Bile salt hydrolase-mediated inhibitory effect of Bacteroides ovatus on growth of Clostridium difficile – Soobin Yoon – Journal of Microbiology

Small-molecule inhibitors directly target CARD9 and mimic its protective variant in inflammatory bowel disease – Elizaveta S. Leshchiner – PNAS

Guiding longitudinal sampling in IBD cohorts – Yoshiki Vázquez-Baeza – Gut
Paper referenced: A microbial signature for Crohn’s disease – Victoria Pascal – Gut

Distinctive Gut Microbiota Is Associated with Diarrheagenic Escherichia coli Infections in Chilean Children – Pablo Gallardo – Frontiers in Cellular and Infection Microbiology

Gut Microbiota Perturbations in Reactive Arthritis and Post-Infectious Spondyloarthritis – Julia Manasson – Arthritis and Rheumatology

Severe intestinal dysbiosis is prevalent in primary Sjögren’s syndrome and is associated with systemic disease activity – Thomas Mandl – Arthritis Research and Therapy

Review: Salmonella enterica Serovar Typhimurium Strategies for Host Adaptation – Christopher J. Anderson – Frontiers in Microbiology

Review: Visceral Congestion in Heart Failure: Right Ventricular Dysfunction, Splanchnic Hemodynamics, and the Intestinal Microenvironment – Vincenzo B. Polsinelli – Current Heart Failure Reports

Review: Gut Microbiota Contribute to Age-Related Changes in Skeletal Muscle Size, Composition, and Function: Biological Basis for a Gut-Muscle Axis – Gregory J. Grosicki – Calcified Tissue International

Animal experiments
Multi-omics Comparative Analysis Reveals Multiple Layers of Host Signaling Pathway Regulation by the Gut Microbiota – Nathan P. Manes – MSystems

The yeast form of the fungus Candida albicans promotes persistence in the gut of gnotobiotic mice – Lena Böhm – PLoS Pathogens

Clinical Effect of IRT-5 Probiotics on Immune Modulation of Autoimmunity or Alloimmunity in the Eye – Jaeyoung Kim – Nutrients

Periodontal pathogenic bacteria, Aggregatibacter actinomycetemcomitans affect non-alcoholic fatty liver disease by altering gut microbiota and glucose metabolism – Rina Komazaki – Scientific Reports

β-Glucans in food modify colonic microflora by inducing antimicrobial protein, calprotectin, in a Dectin-1-induced-IL-17F-dependent manner – T Kamiya – Mucosal Immunology

Microbiome-driven allergic lung inflammation is ameliorated by short-chain fatty acids – A Cait – Mucosal Immunology

Effects of direct-fed microorganisms and enzyme blend co-administration on intestinal bacteria in broilers fed diets with or without antibiotics – T E Askelson – Poultry Science

16S rDNA analysis of the effect of fecal microbiota transplantation on pulmonary and intestinal flora – Tianhao Liu – 3 Biotech

Adaptation to Chronic Nutritional Stress Leads to Reduced Dependence on Microbiota in Drosophila melanogaster – Berra Erkosar – mBio

Characterization of fecal fat composition and gut derived fecal microbiota in high-fat diet fed rats following intervention with chito-oligosaccharide and resistant starch complexes – Wenting Shang – Food and Function

Genetic ablation of Cyp8b1 preserves host metabolic function by repressing steatohepatitis and altering gut microbiota composition – Jay V Patankar – American Journal of Physiology – Endocrinology and Metabolism

Effects of a probiotic (SLAB51™) on clinical and histologic variables and microbiota of cats with chronic constipation/megacolon: a pilot study – G. Rossi – Beneficial Microbes

Bacteriocin biosynthesis contributes to the anti-inflammatory capacities of probiotic Lactobacillus plantarum – X. Yin – Beneficial Microbes

Animal microbiome
Large-scale cultivation of the bumblebee gut microbiota reveals an underestimated bacterial species diversity capable of pathogen inhibition – Jessy Praet – Environmental Microbiology

Bacterial community of a spider, Marpiss magister (Salticidae) – Lihua Zhang – 3 Biotech

Fecal bacterial communities of wild-captured and stranded green turtles (Chelonia mydas) on the Great Barrier Reef – S Shamim – FEMS Microbiology Ecology

RECRUITMENT AND ESTABLISHMENT OF THE GUT MICROBIOME IN ARCTIC SHOREBIRDS – Kirsten Frond – FEMS Microbiology Ecology

The gorgonian coral Eunicella labiata hosts a distinct prokaryotic consortium amenable to cultivation – Tina Keller-Costa – FEMS Microbiology Ecology

Inheritance and Establishment of Gut Microbiota in Chickens – Jinmei Ding – Frontiers in Microbiology

Diversity and Transmission of Gut Bacteria in Atta and Acromyrmex Leaf-Cutting Ants during Development – Mariya Zhukova – Frontiers in Microbiology

Seawater transfer alters the intestinal microbiota profiles of Atlantic salmon (Salmo salar L.) – Carola E. Dehler – Scientific Reports

Plant, root, and soil microbiome
Characterizing endophytic competence and plant growth promotion of bacterial endophytes inhabiting the seed endosphere of Rice – Denver I. Walitang – BMC Microbiology

Pseudomonas syringae pv. syringae B728a Regulates Multiple Stages of Plant Colonization via the Bacteriophytochrome BphP1 – Regina McGrane – mBio

The Sphagnome Project: enabling ecological and evolutionary insights through a genus-level sequencing project – David J. Weston – New Phytologist

Bacterial Synergism in Lignocellulose Biomass Degradation – Complementary Roles of Degraders As Influenced by Complexity of the Carbon Source – Larisa Cortes-Tolalpa – Frontiers in Microbiology

Modulation of the efficiency of trace metal phytoremediation by Sedum plumbizincicola by microbial community structure and function – Jinyu Hou – Plant and Soil

Water and extremophile microbiome
Microbial community differentiation between active and inactive sulfide chimneys of the Kolumbo submarine volcano, Hellenic Volcanic Arc – Christos A. Christakis – Extremophiles

Variability in carbon uptake and (re)cycling in Antarctic cryptoendolithic microbial ecosystems demonstrated through radiocarbon analysis of organic biomarkers – A. L. Brady – GE Biology

High reactivity of deep biota under anthropogenic CO2 injection into basalt – Rosalia Trias – Nature Communications

Editorial: Marine microbiome as source of natural products – Fernando de la Calle – Microbial Biotechnology

Elucidating the impact of microbial community biodiversity on pharmaceutical biotransformation during wastewater treatment – Lauren B. Stadler – Microbial Biotechnology

Magnetite production and transformation in the methanogenic consortia from coastal riverine sediments – Shiling Zheng – Journal of Microbiology

Opportunistic Pathogens and Microbial Communities and Their Associations with Sediment Physical Parameters in Drinking Water Storage Tank Sediments – Ke Qin – Pathogens

Review: Methods of ammonia removal in anaerobic digestion: a review – Niclas Krakat – Water Science and Technology

Response of marine bacteria to oil contamination and to high pressure and low temperature deep sea conditions – Hanna Fasca – Microbiology Open

Built environment
The York Gospels: a 1000-year biological palimpsest – Matthew D. Teasdale – Royal Society Open Science (sequencing of parchment)

Conductive properties of methanogenic biofilms – Cheng Li – Bioelectrochemistry

Pulse electromagnetic fields enhance extracellular electron transfer in magnetic bioelectrochemical systems – Huihui Zhou – Biotechnology for Biofuels

Microbes in space
Microbial biodiversity assessment of the European Space Agency’s ExoMars 2016 mission – Kaisa Koskinen – Microbiome

Food microbiology
Safety assessment of transgenic canola RF3 with bar and barstar gene on Sprague-Dawley (SD) rats by 90-day feeding test – Tianqi Lang – Regulatory Toxicology and Pharmacology

Review: The role of wine and food polyphenols in oral health – Adelaida Esteban-Fernández – Trends in Food Science & Technology

Review: The agri-food chain and antimicrobial resistance: A review – John A. Hudson – Trends in Food Science & Technology

Review: Food derived anti-adhesive components against bacterial adhesion: Current progresses and future perspectives – Xiaohong Sun – Trends in Food Science & Technology

Probiotics / prebiotics / antibiotics
Effect of a yoghurt drink containing Lactobacillus strains on bacterial vaginosis in women – a double-blind, randomised, controlled clinical pilot trial – C. Laue – Beneficial Microbes

Bifidobacterium longum BB536 alleviated upper respiratory illnesses and modulated gut microbiota profiles in Malaysian pre-school children – A.S.-Y. Lau – Beneficial Microbes

Prebiotics for the prevention of allergies: A systematic review and meta-analysis of randomized controlled trials – C. Cuello-Garcia – Clinical and Experimental Allergy

Review: Metronidazole: an update on metabolism, structure-cytotoxicity and resistance mechanisms – Simon A Dingsdag – Journal of Antimicrobial Chemotherapy

Selective Proteomic Analysis of Antibiotic-Tolerant Cellular Subpopulations in Pseudomonas aeruginosa Biofilms – Brett M. Babin – mBio

Phages and viruses
Diel cycling and long-term persistence of viruses in the ocean’s euphotic zone – Frank O. Aylward – PNAS

Bioinformatics
MegaGTA: a sensitive and accurate metagenomic gene-targeted assembler using iterative de Bruijn graphs – Dinghua Li – BMC Bioinformatics

EBI Metagenomics in 2017: enriching the analysis of microbial communities, from sequence reads to assemblies – Alex L. Mitchell – Nucleic Acids Research

Techniques
A novel baiting microcosm approach used to identify the bacterial community associated with Penicillium bilaii hyphae in soil – Behnoushsadat Ghodsalavi – PLoS One

New Genomes
Bacillus kwashiorkori sp. nov., a new bacterial species isolated from a malnourished child using culturomics – El hadji Seck – Microbiology Open

Genome Sequence of Geobacillus stearothermophilus DSM 458, an Antimicrobial-Producing Thermophilic Bacterium, Isolated from a Sugar Beet Factory – Kevin Egan – Genome Announcements

Microbes in the news
Doctors warn new parents: Step away from the vaginal fluid swabs – Beth Mole – ARS Technica

New study details bacteria’s ‘sense of touch’ – Brooks Hays – UPI
Paper: Obstruction of pilus retraction stimulates bacterial surface sensing – Courtney K. Ellison – Science

T-Cell Enzyme Uses Deadly Multipronged Attack on Bacteria – GEN News
Paper: Granzyme B Disrupts Central Metabolism and Protein Synthesis in Bacteria to Promote an Immune Cell Death Program – Farokh Dotiwala – Cell

Gut bacteria could determine whether you develop PTSD – Sian Bradley – Wired (Paper from July 19)

Gut bacteria bolster disease research in labs – UNC Health Care

The Next Big Performance Enhancing Drug: Bacteria From Elite Athletes’ Guts? – Peter Audrey Smith – Men’s Journal

Microbes on the market
French Biotech’s Crohn’s Candidate Glides Through Phase I – Alex Dale – Lab Biotech

Enterome’s EB8018, a First-in-class Drug Candidate Targeting Crohn’s Disease, Successfully Completes Phase I Study in Healthy Volunteers – Enterome – Cision (same as above link, more detail)

October 27, 2017

Posted on by

A dynamic Digest today. A variety of articles in human and other microbiome research. The ongoing discussion on reproducible research and P value. For us junior scientists, what are our career prospects?

General microbiology

Review: Development and regulation of single- and multi-species Candida albicans biofilms – Matthew B. Lohse et al. – Nature Reviews Microbiology

Preprint: Metabolic Interactions Between Dynamic Bacterial Subpopulations – Adam Z Rosenthal et al. – bioRxiv

Human skin microbiome

Review: Staphylococcal Biofilms in Atopic Dermatitis – Tammy Gonzalez et al. – Current Allergy and Asthma Reports

Human oral microbiome

Sociodemographic variation in the oral microbiome – Audrey Renson et al. – bioRxiv

Human lung microbiome

Review: New opportunities for managing acute and chronic lung infections – William O. C. M. Cookson et al. – Nature Reviews Microbiology

Human gut microbiome

Gut microbiota and host metabolism: what relationship? – Mithieux G – Neuroendocrinology

Review: Pharmabiotics as an Emerging Medication for Metabolic Syndrome and Its Related Diseases – Thi Thanh Binh Nguyen and Yan Yan Jin et al. – Molecules

Review: The Gastrointestinal Tract as an Integrator of Mechanical and Hormonal Response to Nutrient Ingestion – Adrian Vella and Michael Camilleri – Diabetes

Molecular, microbiological and clinical characterization of Clostridium difficile isolates from tertiary care hospitals in Colombia – Clara Lina Salazar et al. – PLoS One

Animal experiments

Polyphenol- and caffeine-rich post-fermented Pu-er tea improves diet-induced metabolic syndrome by remodeling intestinal homeostasis in mice – Xiaoyu Gao et al. – Infection and Immunity

Animal microbiome

Exogenous dietary lysozyme improves the growth performance and gut microbiota in broiler chickens targeting the antioxidant and non-specific immunity mRNA expression – Mervat A. Abdel-Latif et al. – PLoS One

Prohibition of antibiotic growth promoters has affected the genomic profiles of Lactobacillus salivarius inhabiting the swine intestine – Jun-Yeong Lee et al. – PLoS One

Plant, root and soil microbiome

Effects of stand age and soil properties on soil bacterial and fungal community composition in Chinese pine plantations on the Loess Plateau – Peng Dang et al. – PLoS One

Tide as Steering Factor in Structuring Archaeal and Bacterial Ammonia-Oxidizing Communities in Mangrove Forest Soils Dominated by Avicennia germinans and Rhizophora mangle – Magalí S. Marcos et al. – Microbial Ecology

Phages and viruses

Preprint: Diagnostic Potential & the Interactive Dynamics of the Colorectal Cancer Virome – Geoffrey D. Hannigan et al. – bioRxiv

Microbes in the news

Does Chinese Urbanization Change the Microbiome? – Usha B. Nair – Medical News Bulletin

*Healthy ageing? Microbiome study shows same patterns irrespective of age – Nathan Gray – Nutra ingredients.com

Modified bacteria convert petroleum directly into building blocks for plastics – Wageningen University

Releasing the Antibiotics That Lie Dormant in Bacteria – Micronow

Bacteria have a sense of touch – EurekAlert

How Dog and Cat ‘Kisses’ Can Turn Deadly – Erika Engelhaupt – National Geographic

Xin’s non-microbiology picks

*Many junior scientists need to take a hard look at their job prospects – Nature Editorial

*Preprint: The Reproducibility Of Research And The Misinterpretation Of P Values – David Colquhoun – bioRxiv

 

October 22, 2017

Posted on by

A wide range of interesting articles today on the mouth, respiratory and gut microbiomes: Airway microbiota and obstruction in asthma, the tongue microbiome and pneumonia in the elderly, gut microbiome interactions with host G-protein coupled receptors, the effects of prebiotics and milk oligosaccharides on the mouse gut metabolome and stressor induced immune alterations, the impact of social stress on the gut microbiome and the host gut transcriptome, the impact of a Bacteroides integrase in a mouse model of colitis, and evidence that oral bacteria can colonize the gut in genetically and dysbiotic susceptible mice, leading to increased gut inflammation. 

  • Events and jobs

Postdoctoral Researcher in Microbiome Bioinformatics – Karolinska Institutet

*****************************

  • Human respiratory microbiome

Different Functional Genes of Upper Airway Microbiome Associated with Natural Course of Childhood Asthma – Bong-Soo Kim – European Journal of Allergy and Clinical Immunology

*Atopic asthmatic immune phenotypes associated with airway microbiota and airway obstruction – Benjamin A. Turturice – PLOSone

  • Human oral microbiome

*Relationships of variations in the tongue microbiota and pneumonia mortality in nursing home residents – Shinya Kageyama – Journal of Gerontology

  • Human gut microbiome

Review: Host-Microbe Interactions: Aiming at GPCRs – Mirella Bucci – Nature Chemical Biology

Development of severe bronchopulmonary dysplasia is associated with alterations in fecal volatile organic compounds – Daniel J C Berkhout – Pediatric Research

Gut Fermentation of Dietary Fibres: Physico-Chemistry of Plant Cell Walls and Implications for Health – Barbara A. Williams – International Journal of Molecular Sciences

Review: Food allergy: The influence of breast-feeding and gut microbiota – S. Hazebrouck – Revue Française d’Allergologie

Review: Whole cereal grains and potential health effects: Involvement of the gut microbiota – Lingxiao Gong – Food Research International

Review: Probiotic strains and mechanistic insights for the treatment of type 2 diabetes – Christiane S. Hampe – Endocrine

Review: Early-Life Gut Dysbiosis: A Driver of Later-Life Fibrosis? – Karen J. Ho – Journal of Investigative Dermatology

Review: Nutritional programming by glucocorticoids in breast milk: targets, mechanisms and possible implications – Jonneke J. Hollanders – Best Practice & Research Clinical Endocrinology & Metabolism

Review: Less Invasive Screening for Colorectal Cancer by Microbiota Analysis: Is it a Reality or an Illusion? – Hisashi Onodera – EBioMedicine

  • Fecal Transplants

The taxonomic composition of the donor intestinal microbiota is a major factor influencing the efficacy of faecal microbiota transplantation in therapy refractory ulcerative colitis – P. Kump – Alimentary Pharamacology and Therapeutics

*****************************

  • Animal experiments

* Ectopic colonization of oral bacteria in the intestine drives TH1 cell induction and inflammation – Koji Atarashi – Science

*Stressor-induced immunomodulation is attenuated by prebiotics and milk oligosaccharides: Role of the colonic metabolome – M. Bailey – Brain, Behavior, and Immunity

*The colonic epithelial transcriptome and intestinal microbiome are significantly changed by social stressor exposure – A.R. Mackos – Brain, Behavior, and Immunity

*A Gut Microbial Mimic that Hijacks Diabetogenic Autoreactivity to Suppress Colitis – Roopa Hebbandi Nanjundappa – Cell

Metformin Alters Upper Small Intestinal Microbiota that Impact a Glucose-SGLT1-Sensing Glucoregulatory Pathway – Paige V. Bauer – Cell Metabolism

Distribution of species and antimicrobial resistance among enterococci isolated from the fecal microbiota – Andréa de Andrade Rangel de Freitas – Science of The Total Environment

Effect of Intestinal Flora on Protein Expression of Drug-Metabolizing Enzymes and Transporters in the Liver and Kidney of Germ-Free and Antibiotics-Treated Mice – Takuya Kuno – Molecular Pharmaceutics

Consequences of organ choice in describing bacterial pathogen assemblages in a rodent population – P. Villette – Epidemiology & Infection

High-Quality Whole-Genome Sequences of the Oligo-Mouse-Microbiota Bacterial Community – Debora Garzetti – Genome Announcements

  • Animal microbiome

Wild Mouse Gut Microbiota Promotes Host Fitness and Improves Disease Resistance – Stephan P. Rosshart – Cell

Impact of Low and High Doses of Marbofloxacin on the Selection of Resistant Enterobacteriaceae in the Commensal Gut Flora of Young Cattle: Discussion of Data from 2 Study Populations – Lhermie Guillaume – Foodborne Pathogens and Disease

  • Forensic Microbiome

Successive bacterial colonisation of pork and its implications for forensic investigations – Jessica Handke – Forensic Science International

Targeted sequencing of clade-specific markers from skin microbiomes for forensic human identification – Sarah E. Schmedes – Forensic Science International: Genetics

  • Plant, root, and soil microbiome

Characterization of fungal communities of developmental stages in table grape grown in the northern region of South Africa – P.C. Carmichael – Journal of Applied Microbiology

Mycorrhizae, invasions, and the temporal dynamics of mutualism disruption – Sara Grove – Journal of Ecology

Soil bacterial community mediates the effect of plant material on methanogenic decomposition of soil organic matter – Quan YuanSoil Biology and Biochemistry

Analysis of bacterial communities and characterization of antimicrobial strains from cave microbiota – Muhammad Yasir – Brazilian Journal of Microbiology

  • Waste and Pollution 

Bioaugmentation of thiabendazole-contaminated soils from a wastewater disposal site: Factors driving the efficacy of this strategy and the diversity of the indigenous soil bacterial community – Evangelia S. Papadopoulou – Environmental Pollution

  • Built environment

Human health risks for Legionella and Mycobacterium avium complex (MAC) from potable and non-potable uses of roof-harvested rainwater – Kerry A.Hamilton – Water Research

  • Techniques

Optimization of GC/TOF MS analysis conditions for assessing host-gut microbiota metabolic interactions: Chinese rhubarb alters fecal aromatic Amino acids and phenol metabolism – Shan Yin – Analytica Chimica Acta

*****************************

  • Microbes in the news

Stress may harm gut health as much as junk food – Honor Whiteman – Medical News Today

Different Microbial Communities Live Along Female Reproductive Tract – GenomeWeb

Gut Health May Begin in the Mouth – Lydialyle Gibson – Havard