May 21, 2017

Events and jobs

FULLY FUNDED POSTDOCTORAL FELLOW POSITION TO STUDY MICROBIOME-BEHAVIOR INTERACTIONS: PORTUGAL

General microbiome

Bioinorganic antimicrobial strategies in the resistance era – Regiel-Futyra et al, Coordination Chemistry Reviews

Biofilm microenvironment induces a widespread adaptive amino-acid fermentation pathway conferring strong fitness advantage in Escherichia coli – Letoffe et al, PLoS Genetics

A bloodstream infection by Ruminococcus gnavus in a patient with a gall bladder perforation – Kim et al, Anerobe

Microbial community compositional analysis for membrane bioreactor treating antibiotics containing wastewater – Zhu et al, Chemical Engineering Journal

Thermophilic Moorella thermoautotrophica-immobilized cathode enhanced microbial electrosynthesis of acetate and formate from CO2 – Yu et al, Bioelectrochemistry

Arumberiamorph structure in modern microbial mats: implications for Ediacaran palaeobiology – Kolesnikov et al, Bulletin de la Société Géologique de France

Succession in the petroleum reservoir microbiome through an oil field production lifecycle – Vigneron et al, ISME

Human respiratory microbiome

Population Genomic Analysis of 1,777 Extended-Spectrum Beta-Lactamase-Producing Klebsiella pneumoniae Isolates, Houston, Texas: Unexpected Abundance of Clonal Group 307 – Long et al, Mbio

Human oral microbiome

Pro-resolving mediators in the regulation of periodontal disease – Van Dyke, Molecular Aspects of Medicine

A structure-derived snap-trap mechanism of a multispecific serpin from the dysbiotic human oral microbiome – Goulas et al, Journal of Biological Chemistry

Human gut microbiome

Is frozen fecal microbiota transplantation as effective as fresh fecal microbiota transplantation in patients with recurrent or refractory clostridium difficile infection: a meta-analysis? – Tang et al, Diagnostic Microbiology and Infectious Disease

Weight-loss interventions and gut microbiota changes in overweight and obese patients: a systematic review – Seganfredo et al, Obesity Reviews

 

Dysbiosis of Gut Microbiome and Its Impact on Epigenetic Regulation – Lee et al, Journal of Clinical Epigenetics

Hypoxia and Inactivity Related Physiological Changes (Constipation, Inflammation) Are Not Reflected at the Level of Gut Metabolites and Butyrate Producing Microbial Community: The PlanHab Study – Sket et al, Frontiers in Physiology

Is there a potential role of fecal microbiota transplantation in the treatment of inflammatory bowel disease? – Eun, Intestinal Research

Diet and contaminants: driving the rise to obesity epidemics? – Di Ciaula and Portincasa, Current Medical Chemistry

How to: Establish and run a stool bank – Terveer et al, Clinical Microbiology and Infection

Animal experiments

Transforming growth factor β: a master regulator of the gut microbiota and immune cell interactions – Bauche and Marie, Clinical and Translational Immunology

Aloin, a Component of the Aloe Vera Plant Leaf, Induces Pathological Changes and Modulates the Composition of Microbiota in the Large Intestine of F344/N Male Rats – Boudraeu et al, Toxicology Science

Diabetes-associated microbiota in fa/fa rats is modified by Roux-en-Y gastric bypass – Arora et al, ISME

Absorption and degradation of sulfated polysaccharide from pacific abalone in in vitro and in vivo models – Ai et al, Journal of Functional Foods

Dietary ZnO nanoparticles alters intestinal microbiota and inflammation response in weaned piglets – Xia et al, Oncotarget

Dietary delta-tocotrienol favors abundance and diversity of beneficial microbiomes in obese male mice – Shen et al, FASEB

Bile acid binding resin prevents fat accumulation through intestinal microbiota in high-fat diet-induced obesity in mice – Kusumoto et al, Metabolism

In vitro ability of mastitis causing pathogens to form biofilms – Schonborn et al, Journal of Dairy Research

Dysbiosis of Intestinal Microbiota and Decreased Antimicrobial Peptide Level in Paneth Cells during Hypertriglyceridemia-Related Acute Necrotizing Pancreatitis in Rats – Huang et al, Frontiers in Microbiology

Effects of replacing Leymus chinensis with whole-crop wheat hay on Holstein bull apparent digestibility, plasma parameters, rumen fermentation, and microbiota – Niu et al, Scientific Reports

Physiological responses of insects to microbial fermentation products: insights from the interactions between Drosophila and acetic acid – Kim et al, Journal of Insect Physiology

Animal microbiome

Molecular detection by analysis of the 16S rRNA gene of fecal coliform bacteria from the two Korean Apodemus species (Apodemus agrarius and A. peninsulae) – Rahman et al, Genetics and Molecular Research

Detection and genetic characterization of Pasteurella multocida from alpaca (Vicugna pacos) pneumonia cases – Rimac et al, Tropical Animal Health and Production

Plant, root, and soil microbiome

Soil depth and crop determinants of bacterial communities under ten biofuel cropping systems – Zhang et al, Soil Biology and Biochemistry

Ground cover and slope exposure effects on micro- and mesobiota in forest soils – Gomez-Brandon et al, Ecological Indicators

Root chemical traits and their roles in belowground biotic interactions – Tsunoda and van Dam, Pedobiologia

Proteomics analysis of Fusarium proliferatum under various initial pH during fumonisin production – Li et al, Journal of Proteomics

Culturable bacterial diversity from the chestnut (Castanea sativa Mill.) phyllosphere and antagonism against the fungi causing the chestnut blight and ink diseases – Valverde et al, AIMS Microbiology

Water and extremophile microbiome

The removal of nitrogen compounds from farming wastewater – The effect of different carbon substrates and different microbial activators – Mankiewicz-Boczek et al, Ecological Engineering

How do physicochemical properties influence the toxicity of silver nanoparticles on freshwater decomposers of plant litter in streams? – Batista et al, Ecotoxicology and Environmental Safety

The heterogeneity of composition and assembly processes of the microbial community between different nutrient loading lake zones in Taihu Lake – Zhao et al, Applied Microbiology and Biotechnology

Towards a sustainable biobased industry – Highlighting the impact of extremophiles – Kruger et al, New Biotechnology

Distribution and genetic diversity of microbial populations in the pilot-scale biofilter for simultaneous removal of ammonia, iron and manganese from real groundwater – Cheng et al, Chemosphere

Pilot plant demonstration of stable and efficient high rate biological nutrient removal with low dissolved oxygen conditions – Keene et al, Water Research

Study on The Removal of Hexavalent Chromium from Contaminated Groundwater using Emulsified Vegetable Oil – Wen et al, Process Safety and Environmental Protection

A Novel Roseosiphophage Isolated from the Oligotrophic South China Sea – Yang et al, Viruses

Oxidative Stickland reactions in an obligate aerobic organism — amino acid catabolism in the Crenarchaeon Sulfolobus solfataricus – Stark et al, FEBS

Microbial Diversity in Extreme Marine Habitats and Their Biomolecules – Poli et al, Microorganisms

Methanogenic community was stable in two contrasting freshwater marshes exposed to elevated atmospheric CO2 – Lin et al, Frontiers in Microbiology

Plant-microbial interactions in agriculture and the use of farming systems to improve diversity and productivity – Ishaq, AIMS Microbiology

Effect of arbuscular mycorrhizal fungi on survival and growth of micropropagated Comanthera mucugensis spp. mucugensis (Eriocaulaceae) – Pereira et al, African Journal of Agricultural Research

Native communities of arbuscular mycorrhizal fungi associated with Capsicum annuum L. respond to soil properties and agronomic management under field conditions – Carballar-Hernandez et al, Agriculture, Ecosystems & Environment

Food microbiology

Microbial cell-free extracts affect the biochemical characteristics and sensorial quality of sourdough bread – Cavallo et al, Food Chemistry

Analysis of the microbiota of refrigerated chopped parsley after treatments with a coating containing enterocin AS-48 or by high-hydrostatic pressure – Burgos et al, Food Research International

Microorganisms Found in MPR and Packaged Produce and Their Detection Methods – Acar and Soyer, Minimally Processed Refridgerated Fruits and Vegetables, Food Engineering Series

Applications of Kluyveromyces marxianus in Biotechnology – Varela et al, Yeast Diversity in Human Welfare

Mucin- and carbohydrate-stimulated adhesion and subproteome changes of the probiotic bacterium Lactobacillus acidophilus NCFM – Celebioglu et al, Journal of Proteomics

Techniques

Metaproteomics-guided selection of targeted enzymes for bioprospecting of mixed microbial communities – Speda et al, Biotechnology Biofuels

Microbes in the news

Probiotics are popular, but some questions remain – Reading Eagle

May 19, 2017

Microbiome research

Exploring a possible link between the intestinal microbiota and feed efficiency in pigs

Ursula M. McCormack et al., Applied and Environmental Microbiology

Modulation of the Gut Microbiota by Krill Oil in Mice Fed a High-Sugar High-Fat Diet

Chenyang Lu et al., Frontiers in Microbiology

Opinion: Gut microbiome as a clinical tool in gastrointestinal disease management: are we there yet?

Eamonn M. M. Quigley, Nature Reviews Gastroenterology & Hepatology (Online since March 30, 2017; however this has not been pointed out here before)

 

Pathogen microbiology

Mini review: The Role of Ribonucleases and sRNAs in the Virulence of Foodborne Pathogens

Rute G. Matos et al., Frontiers in Microbiology

Pathogenic Characteristics of Staphylococcus aureus Endovascular Infection Isolates from Different Clonal Complexes

Dafne Pérez-Montarelo et al., Frontiers in Microbiology

Pseudomonas aeruginosa Exolysin promotes bacterial growth in lungs, alveolar damage and bacterial dissemination

Stéphanie Bouillot et al., Scientific Reports (Nature)

Intrinsic Toxin-Derived Peptides Destabilize and Inactivate Clostridium difficile TcdB

Jason L. Larabee et al., mBio

 

Probiotics – Prebiotics

Vaginal Lactobacillus Inhibits HIV-1 Replication in Human Tissues Ex Vivo

Rogers A. Ñahui Palomino et al., Frontiers in Microbiology

Assessing the Risk of Probiotic Dietary Supplements in the Context of Antibiotic Resistance

Min Zheng et al., Frontiers in Microbiology

Review: Lactic Acid Bacteria and Bifidobacteria with Potential to Design Natural Biofunctional Health-Promoting Dairy Foods

Daniel M. Linares et al., Frontiers in Microbiology

In silico Prediction, in vitro Antibacterial Spectrum, and Physicochemical Properties of a Putative Bacteriocin Produced by Lactobacillus rhamnosus Strain L156.4

Letícia de C. Oliveira et al., Frontiers in Microbiology

Health benefit of vegetable/fruit juice-based diet: Role of microbiome

Susanne M. Henning et al., Scientific Reports (Nature)

Characterization of bile salt hydrolase from Lactobacillus gasseri FR4 and demonstration of its substrate specificity and inhibitory mechanism using molecular docking analysis

Rizwana Parveen Rani et al., Frontiers in Microbiology

Lactobacillus johnsonii ameliorates intestinal, extra-intestinal and systemic pro-inflammatory immune responses following murine Campylobacter jejuni infection

Stefan Bereswill et al., Scientific Reports (Nature)

News and Views: Paediatrics: Are human milk oligosaccharides the magic bullet for necrotizing enterocolitis?

Michael S. Caplan, Nature Reviews Gastroenterology & Hepatology

Assessing the Challenges in the Application of Potential Probiotic Lactic Acid Bacteria in the Large-Scale Fermentation of Spanish-Style Table Olives

Francisco Rodríguez-Gómez et al., Frontiers in Microbiology

 

Antimicrobials

A broad-spectrum bactericidal lipopeptide with anti-biofilm properties

Ohad Meir et al., Scientific Reports (Nature)

The anticancer peptide TAT-RasGAP317-326 exerts broad antimicrobial activity

Mathieu Heulot et al., Frontiers in Microbiology

 

Genomics

Revealing genome-scale transcriptional regulatory landscape of OmpR highlights its expanded regulatory roles under osmotic stress in Escherichia coli K-12 MG1655

Sang Woo Seo et al., Scientific Reports (Nature)

High-Definition Electronic Genome Maps From Single Molecule Data

John S. Oliver et al., BioRxiv

Local genes for local bacteria: evidence of allopatry in the genomes of transatlantic Campylobacter populations

Ben Pascoe et al., PeerJ (not peer reviewed)

Feature: Mining microbes: Creating genomic tools to fight disease

Amber Dance, Science

 

Microbiology – Other

Variation in soil microbial community structure associated with different legume species is greater than that associated with different grass species

Yang Zhou et al.,  Frontiers in Microbiology

Microbial Community Dynamics in Soil Depth Profiles Over 120,000 Years of Ecosystem Development

Stephanie Turner et al., Frontiers in Microbiology

Autotrophic and heterotrophic acquisition of carbon and nitrogen by a mixotrophic chrysophyte established through stable isotope analysis

Ramon Terrado et al., The ISME Journal

Hypothesis & Theory: The hyperarid core of the Atacama Desert, an extremely dry and carbon deprived habitat of potential interest for the field of carbon science

Armando Azua-Bustos et al., Frontiers in Microbiology

 

non-Microbiology picks

Divergent prebiotic synthesis of pyrimidine and 8-oxo-purine ribonucleotides

Shaun Stairs et al., Nature Communications

Virus origin could relate to the act of prey among primitive life forms

Eslam Abbas, PeerJ (not peer reviewed)

Beyond the protein-only hypothesis: A novel mineral-lipid hypothesis in prion and protein-misfolding disease

Kavitha Reddy, PeerJ (not peer reviewed)

Feature: Introducing ORCID

John Bohannon and Kirk Doran, Science

 

May 17, 2017

Today’s digest includes a few studies of the interactions between microbes (and synergy in metabolism and other processes), a filling of human gut microbiology, and interesting insights into probiotics both in animals and humans.  Also, check out my post later in the day reviewing microbiome related talks at BioData World West 2017 (late April)

Events and jobs

Scientist – Microbiomics – ZymoResearch

PhD in microbiology – Université Catholique de Louvain (UCL)

Microbiology Laboratory Technologist – Yukon Hospital Corporation – Whitehorse, YT

General microbiome

Underlying mechanisms for syntrophic metabolism of essential enzyme cofactors in microbial communities – Margaret F Romine – The ISME Journal

Identification of the potentiating mutations and synergistic epistasis that enabled the evolution of inter-species cooperation – Sarah M. Douglas – PLOS ONE

Pregnancy and early life

PrePrint – Gut dysbiosis following C-section instigates higher colonisation of toxigenic Clostridium perfringens in infants – Nagpal R – Benef Microbes

The influence of dietary immunomodulatory factors on development of food allergy in children – Sardecka I – Postepy Dermatol Alergol.

 

Human oral microbiome

The microbiome of site-specific dental plaque of children with different caries status – Richards VP – Infection and Immunity

Human gut microbiome

Healthy gut microbiota can resolve undernutrition – Emmanuel Hermann – HBSN

The Gut Microbiota and Autism Spectrum Disorders – Qinrui Li – Frontiers in Cellular Neuroscience

The ecological community of commensal, symbiotic, and pathogenic gastrointestinal microorganisms – an appraisal – Haque SZ – Dovepress

Comparative Effectiveness of Faecal Microbiota Transplant by Route of Administration – Nathan D. Gundacker – The Journal of Hospital Infection

Fecal microbiota transplantation in recurrent Clostridium difficile infection in a patient with concomitant inflammatory bowel disease – Gravito-Soares M – Rev Esp Enferm Dig

Alterations in intestinal microbiota relate to intestinal failure-associated liver disease and central line infections – Panliang Wang – Journal of Pediatric Surgery

* The Gastric Microbiome and Its Influence on Gastric Carcinogenesis: Current Knowledge and Ongoing Research – Chao Zhang – Hematology/Oncology Clinics of North America

Insights into the role of the intestinal microbiota in colon cancer – Oke S – Therapeutic Advances in Gastroenterology

Gut microbiota changes as a risk factor for obesity – Kvit KB – Wiad Lek.

Animal experiments 

Drosophila melanogaster as a High-Throughput Model for Host–Microbiota Interactions – Mark Trinder – Frontiers in Microbiology

Dietary Chitosan Supplementation Increases Microbial Diversity and Attenuates the Severity of Citrobacter rodentium Infection in Mice – Guiping Guan – Mediators of Inflammation

Changes in the intestinal bacterial community, short-chain fatty acid profile, and intestinal development of preweaned Holstein calves. 2. Effects of gastrointestinal site and age – J.J. Castro – Journal of Dairy Science

The microbiome regulates amygdala-dependent fear recall – Hoban AE – Molecular Psychiatry

Animal microbiome

The malleable gut microbiome of juvenile rainbow trout (Oncorhynchus mykiss): Diet-dependent shifts of bacterial community structures – Stéphanie Céline Michl – PLOS ONE

The influence of a probiotic supplementation on memory in quail suggests a role of gut microbiota on cognitive abilities in birds – Severine Parois – Behavioural Brain Research

Gut microbial communities of American pikas (Ochotona princeps): evidence for phylosymbiosis and adaptations to novel diets – Kevin D. Kohl – Journal of Animal Ecology

This Gut Ain’t Big Enough for Both of Us. Or Is It? Helminth-Microbiota Interactions in Veterinary Species – Peachey LE – Trends in Parasitology

Convergence of gut microbiotas in the adaptive radiations of African cichlid fishes – Baldo L – ISME

Plant, root, and soil microbiome

Divergent extremes but convergent recovery of bacterial and archaeal soil communities to an ongoing subterranean coal mine fire – Sang-Hoon Lee – The ISME Journal

Prokaryotic Communities at Different Depths between Soils with and without Tomato Bacterial Wilt but Pathogen-Present in a Single Greenhouse – Chol Gyu Lee – Microbes and Environments

Water and extremophile microbiome

Annual community patterns are driven by seasonal switching between closely related marine bacteria – Christopher S Ward – The ISME Journal

A bacterial community-based index to assess the ecological status of estuarine and coastal environments – Eva Aylagas – Marine Pollution Bulletin

The impact of wastewater treatment effluent on microbial biomasses and diversities in coastal sediment microcosms of Hangzhou Bay – Yile Tao – Marine Pollution Bulletin

The impact of long-term hydrocarbon exposure on the structure, activity, and biogeochemical functioning of microbial mats – Johanne Aubé – Marine Pollution Bulletin

Changes in microbial community during hydrogen and methane production in two-stage thermophilic anaerobic co-digestion process from biowaste – S. Zahedi – Waste Management

Comparative analysis of microbial diversity in two hot springs of Bakreshwar, West Bengal, India – Chaudhuri B – Genomics Data

Built environment (subways, indoor surfaces)

Characterizing bacterial communities in paper production-troublemakers revealed – Zumsteg A – MicrobiologyOpen

 

Probiotics / prebiotics

Dairy Propionibacteria: Versatile Probiotics – Rabah H – Microorganisms

Contribution of anthocyanin-rich foods in obesity control through gut microbiota interactions – Jamar G – BioFactors

Positive Effect of Probiotics on Constipation in Children: A Systematic Review and Meta-Analysis of Six Randomized Controlled Trials – Huang R – Frontiers in Cellular and Infection Microbiology

Mechanisms of Action of Probiotics and the Gastrointestinal Microbiota on Gut Motility and Constipation – Dimidi E – Advances in Nutrition

Bioinformatics

PrePrint – MetaMeta: Integrating Metagenome Analysis Tools To Improve Taxonomic Profiling – Vitor C. Piro – bioRxiv

Using null models to infer microbial co-occurrence networks – Nora Connor – PLOS ONE

Techniques

Characterization of microbial mixtures by mass spectrometry – Sandrin TR – Mass Spectrometry Reviews

Microbes in the news 

Cork scientists link gut bacteria to anxiety disorders

New tick bacteria in Australia being investigated as possible cause of Lyme disease-type illness

Optical nanofiber ‘hears’ bacteria swim, cancer cells move

Microbes on the market 

BiomX raises $24 million to boost bacteria based drugs

 

Ed’s non-microbiology picks

Breakthrough in delirium research ‘solves 2,500-year-old mystery’

Novel tissue-engineered islet transplant achieves insulin independence in type 1 diabetes – Bioengineering of an Intraabdominal Endocrine Pancreas -David A. Baidal – New England Journal of Medicine

High levels of exercise linked to nine years of less aging (at the cellular level)

Migratory birds bumped off schedule as climate change shifts spring

PrePrint – Using Social Network Analysis to Better Understand Compulsive Exercise Behavior among a Sample of Sorority Members –  Megan S. Patterson – Human Kinetics

Edible insects could play key role in cutting harmful emissions – EurkAlert!

May 13, 2017

Events and jobs

Microbiology/Molecular Biology/Wildlife Disease Technician: Wisconsin – USGS – National Wildlife Health Center

Sr. Associate, Quality Control Microbiology – Moderna

Staff Research Associate, Anaerobic Microbiology – UC Berkeley

General microbiome

Perspective: The Microbiome-Mitochondrion Connection: Common Ancestries, Common Mechanisms, Common Goals – Alfredo Franco-Obregón – mSystems

Human gut microbiome

Systemic sclerosis is associated with specific alterations in gastrointestinal microbiota in two independent cohorts – Elizabeth R Volkmann – BMJ Open Gastroenterology

Review: Microbiota: Clostridia protect from gut infections in early life – Irene Vacca – Nature Reviews Microbiology

Animal microbiome

The malleable gut microbiome of juvenile rainbow trout (Oncorhynchus mykiss): Diet-dependent shifts of bacterial community structures – Stéphanie Céline Michl – PLOS ONE

Plant, root, and soil microbiome

Bacterial root microbiome of plants growing in oil sands reclamation covers – Eduardo Kovalski Mitter – Frontiers in Microbiology

Effect of Trichoderma harzianum on maize rhizosphere microbiome and biocontrol of Fusarium Stalk rot – Kandasamy Saravanakumar – Scientific Reports

Water and extremophile microbiome

Characterisation of Arctic Bacterial Communities in the Air above Svalbard – Lewis Cuthbertson – Biology

Diversity of bacteria and archaea from two shallow marine hydrothermal vents from Vulcano Island – Garabed Antranikian – Extremophiles

Unique and highly variable bacterial communities inhabiting the surface microlayer of an oligotrophic lake – Mylène Hugoni – Aquatic Microbial Ecology

Distribution and activity of benthic bacteria in four lakes in the Bory Tucholskie National Park (Poland) – Łukasz Kubera – Aquatic Microbial Ecology

Role of EPS, Dispersant and Nutrients on the Microbial Response and MOS Formation in the Subarctic Northeast Atlantic – Laura Duran Suja – Frontiers in Microbiology

Food microbiology

Impact of a Microbial Cocktail Used as a Starter Culture on Cocoa Fermentation and Chocolate Flavor – Igor Magalhães da Veiga Moreir – Molecules

Techniques

Harnessing the power of digital droplet PCR to conduct real-world microbial competitions – Helen A. Murphy – Molecular Ecology Resources

Microbes in the news

Lung microbiome – Sally Robertson – News-Medical.Net

Resistant Starch from Potatoes Offers Benefits to Gut Microbiome? – Michael Crane – Nutritional Outlook

Visualizing the Microbiome through Handmade Embroidery – Clara Rodríguez Fernández – labiotech

Microbes on the market

‘Imagine being able to edit the microbiome’ – TechAccel talks animal nutrition targeted innovation – Aerin Einstein-Curtis – Feed Navigator

Science, publishing, and career

Weill Cornell Aims For ‘Precision Metagenomics’ With Quantitative Computing – Neil Versel – GenomeWeb

May 11, 2017

Gram-negative gut bacteria and Toll-like receptor 4 linked to stimulation of cerebral cavernous malformations, suppression of a single gene by the microbiota promotes T cell survival in mice, quorum sensing negatively regulates toxin production in insect-associated bacteria and may facilitate stable colonization.

General microbiome

Lactobacillus plantarum producing a Chlamydia trachomatis antigen induces a specific IgA response after mucosal booster immunization – Katarzyna Kuczkowska – PLoS ONE

Human oral microbiome

The dental calculus metabolome in modern and historic samples – Irina M Velsko – bioRxiv

Insights of the dental calculi microbiome of pre-Columbian inhabitants from Puerto Rico – Tasha M Santiago-Rodriguez – PeerJ

Arginine Improves pH Homeostasis via Metabolism and Microbiome Modulation – M Angelo – Journal of Dental Research

Human gut microbiome

Faecal Microbiota Transplantation for Inflammatory Bowel Disease: A Systematic Review and Meta-analysis – Sudarshan Paramsothy – Journal of Crohn’s and Colitis

Significantly higher faecal counts of the yeasts candida and saccharomyces identified in people with coeliac disease – Joanna Harnett – Gut Pathogens

Research Highlight: Tooling up for microbiota research – Hugh Thomas – Nature Reviews Gastroenterology & Hepatology

Review: The gut microbiota: a key factor in the therapeutic effects of (poly)phenols – Juan Carlos Espín – Biochemical Pharmacology

Animal experiments

* Endothelial TLR4 and the microbiome drive cerebral cavernous malformations – Alan T Tang – Nature

* Microbiota promotes systemic T-cell survival through suppression of an apoptotic factor – Raymond Soto – PNAS

Bifidobacterium adolescentis IM38 ameliorates high-fat diet-induced colitis in mice by inhibiting NF-κB activation and lipopolysaccharide production by gut microbiota – Su-Min Lim – Nutrition Research

Tyrosine kinase inhibitors of Ripk2 attenuate bacterial cell wall-mediated lipolysis, inflammation and dysglycemia – Brittany M Duggan – Scientific Reports

Total fecal microbiota transplantation alleviates high-fat diet-induced steatohepatitis in mice via beneficial regulation of gut microbiota – Da Zhou – Scientific Reports

Animal microbiome

* Quorum Sensing Attenuates Virulence in Sodalis praecaptivus – Shinichiro Enomoto – Cell Host & Microbe

The digestive and defensive basis of carcass utilization by the burying beetle and its microbiota – Heiko Vogel – Nature Communications

Plant, root, and soil microbiome

Antibacterial producing actinomycetes from Extra Andean Patagonia – M S Vela Gurovic – Journal of Arid Environments

High-throughput sequencing reveals bacterial community composition in the rhizosphere of the invasive plant Flaveria bidentis – Z Song – Weed Research

Microbiomes associated with infective stages of root-knot and lesion nematodes in soil – Ahmed Elhady – PLoS ONE

Review: Plant-insect-pathogen interactions: a naturally complex ménage à trois – Flávia P Franco – Current Opinion in Microbiology

Review: CuO and ZnO Nanoparticles Modify Interkingdom Cell Signaling Processes Relevant to Crop Production: A Review – Anne Anderson – Journal of Agricultural and Food Chemistry

The phosphotransferase system gene ptsi in Bacillus cereus regulates expression of soda2 and contributes to colonization of wheat roots – Tantan Gao – Research in Microbiology

Water and extremophile microbiome

Review: Microbial processes driving coral reef organic carbon flow – Cynthia B Silveira – FEMS Microbiology Reviews

Diversity of biocrust-forming cyanobacteria in a semiarid gypsiferous site from Central Spain – Concha Cano-Díaz – bioRxiv

Probiotics/prebiotics

Probiotic Bifidobacterium longum NCC3001 Reduces Depression Scores and Alters Brain Activity: a Pilot Study in Patients With Irritable Bowel Syndrome – Maria Ines Pinto-Sanchez – Gastroenterology

Bioinformatics

dbOTU3: A new implementation of distribution-based OTU calling – Scott W Olesen – PLoS ONE

MGmapper: Reference based mapping and taxonomy annotation of metagenomics sequence reads – Thomas Nordahl Petersen – PLoS ONE

Bioinformatics tools for quantitative and functional metagenome and metatranscriptome data analysis in microbes – Sheng-Yong Niu – Briefings on Bioinformatics

Techniques

Review: Imaging mass spectrometry for metabolites: technical progress, multimodal imaging, and biological interactions – Ying-Ning Ho – WIREs Systems Biology and Medicine

Live-Cell Nanoscopy in Antiadhesion Therapy – Joan A Geoghegan – Trends in Microbiology

Low concentration DNA extraction and recovery using a silica solid phase – Constantinos Katevatis – PLoS ONE

More microbes

When more is less: Emergent suppressive interactions in three-drug combinations – Casey Beppler – BMC Microbiology

Effects of stochasticity and division of labor in toxin production on two-strain bacterial competition in Escherichia coli – Benedikt von Bronk – PLoS Biology

Biosynthesis of the antibiotic nonribosomal peptide penicillin in baker’s yeast – Ali R Awan – Nature Communications

Microbes in the news

Cosmetics: The next microbiome frontier – Marc S Reisch – Chemical and Engineering News

A defence mechanism that can trap and kill TB bacteria – Science Daily

Is IBS All In Your Mind? New Study Hints at Close Ties Between the Brain and the Gut – Jessica Wapner – Newsweek

Bacteria art

Scientists ‘paint’ with bacteria, create microbial masterpieces – Tom Ensey – wistv.com

May 9, 2017

Today’s digest is full of exciting papers that look at how climate change is influencing the gut microbiome of lizards, biogeography of bacteria along the Amazon river, lastly how going to the gym might be bad for you.

Human gut microbiome

Preprint : The Landscape Of Type VI Secretion Across Human Gut Microbiomes Reveals Its Role In Community Composition. Verster A. bioRxiv

Ocean, river, and stream microbiome

Disentangling multi‐scale environmental effects on stream microbial communities. Jyrkänkallio‐Mikkola J. Journal of Biogeography

Bacterial biogeography across the Amazon river-ocean continuum  Doherty M. Frontiers in Microbiology

Spatial variation of microbial communities in sediments along the environmental gradients from Xiaoqing River to Laizhou Bay.   Yu SX.  Marine Pollution Bulletin

The impact of long-term water level draw-down on microbial biomass: A comparative study from two peatland sites with different nutrient status Mpamah PA. European Journal of Soil Biology

The metabolic potential of the single cell genomes obtained from the Challenger Deep, Mariana Trench within the Candidate Superphylum Parcubacteria (OD1). León‐Zayas. Environmental Microbiology

Plant, soil, and air microbiome

Postmortem microbial communities in burial soil layers of skeletonized humans. Thomas TB. Journal of Forensic and Legal Medicine

Metagenomic Analysis of Bacterial Communities in the Rhizosphere of Leguminous Crops and Trees. Ahrenhoerster C. The FASEB Journal

Animal gut microbiome

Can fecal samples be used to inform about microbial communities of the equine hindgut? Reed KJ. Journal of Equine Veterinary Science

Normal variation and changes over time in the equine intestinal microbiome Martin EJ. Journal of Equine Veterinary Science

Climate warming reduces gut microbiota diversity in a vertebrate ectotherm. Bestion E. Nature:Ecology and Evolution

Effect of dietary supplementation with Lactobacillus acidophilus D2/CSL (CECT 4529) on caecum microbioma and productive performance in broiler chickens De Cesare A. PLoS One

Biotechnology 

Editorial Petroleum Microbial Biotechnology: Challenges and Prospects Ismail WA.Frontiers in Microbiology

Antibiotic 

Networks of exchanging antibiotic resistance between environmental, commensal, and pathogenic microbes Dantas G- The FASEB Journal

Extreme environment 

Decoupling of microbial carbon, nitrogen, and phosphorus cycling in response to extreme temperature events Mooshammer M. Science Advances

Faecal microbiome 

pH-Mediated Microbial and Metabolic Interactions in Fecal Enrichment Cultures Ilhan ZE. mSpehere

Anemia During Infancy Affects the Fecal Microbiome and Fecal and Serum Metabolomes McClorry S. The FASEB Journal

Microbes in the news

Southern California beaches get bacteria warnings after rain

Monterey County Herald

The Amount Of Bacteria On Gym Equipment Will Make Sure You Never Forget To Wipe Down The Elliptical Again

Bustle


 

May 6, 2017

Events and jobs

Trainee Microbiology Analyst – Eurofins Lancaster Laboratories

General microbiome

*Review: Optimizing methods and dodging pitfalls in microbiome research – Dorothy Kim – Microbiome

*Book: Dirt Is Good: The Advantage of Germs for Your Child’s Developing Immune System – Jack Gilbert, Rob Knight

Human gut microbiome

*Review: Ménage à trois in the human gut: interactions between host, bacteria and phages – Mohammadali Khan Mirzaei – Nature Reviews Microbiology

Animal microbiome

The functional microbiome of arthropods – Mauro Degli Esposti – PLOS ONE

A comparative study of gut microbiota profiles of earthworms fed in three different substrates – Dianfeng Liu – Symbiosis

Plant, root, and soil microbiome

Breaking continuous potato cropping with legumes improves soil microbial communities, enzyme activities and tuber yield – Shuhao Qin – PLOS ONE

Study on the effect of soil beneficial microorganisms on the growth of kiwifruit – Huihe Li – Biomedical Research

Water and extremophile microbiome

Contribution of different bacterial dispersal sources to lakes: Population and community effects in different seasons – Jérôme Comte – Environmental Microbiology

*Review: The life sulfuric: microbial ecology of sulfur cycling in marine sediments – Kenneth Wasmund – Environmental Microbiology Reports

Fine stratification of microbial communities through a metagenomic profile of
the photic zone – Jose M. Haro-Moreno – bioRxiv

Probiotics / prebiotics

Effect of dietary supplementation with Lactobacillus acidophilus D2/CSL (CECT 4529) on caecum microbioma and productive performance in broiler chickens – Alessandra De Cesare – PLOS ONE

Bioinformatics

BusyBee Web: metagenomic data analysis by bootstrapped supervised binning and annotation – CC Laczny – Nucleic Acids Research

Techniques

*Highlight: How to see more: double hybridization to reveal ecological differentiation among close bacterial relatives – Stefan Bertilsson – Environmental Microbiology

Comparative analysis of the sensitivity of metagenomic sequencing and PCR to detect a biowarfare simulant (Bacillus atrophaeus) in soil samples – Delphine Plaire – PLOS ONE

Microbes in the news

The Invisible Secret That Will Change Your Skin Forever – Rachel Krause – Refinery29

Improve your skin microbiome – Cassie Shortsleeve – Furthermore

Dormant bacteria trapped in ice could be released by climate change – Alayna Treene – Axios

Microbes on the market

Commense Licenses UBC’s Microbiome Therapeutic for Preventing Childhood Asthma – Genetic Engineering & Biotechnology News

Bacteria Hysteria

Why Bacteria Are More Threatening Than Ever – Alice Park – Time

Science, publishing, and career

Infection and Immunity welcomes the new microbiology – Andreas J. Bäumler – Infection and Immunity

April 28, 2017

Quite a few interesting articles and news about microbes: are we colonised with bacteria in utero? What is the relevance of cooperative interactions in microbial biotechnological processes? Microbe colonies  in space? Read more in today’s Microbiome Digest..

General microbiome

Variable habitat conditions drive species covariation in the human microbiota – Charles K. Fisher – PLOS

Pregnancy and early life

*Review: The prenatal gut microbiome: are we colonized with bacteria in utero? – R. W. Walker – Pediatric Obesity

Development of the cutaneous microbiome in the preterm infant: A prospective longitudinal study – Mohan Pammi – PLOS
 Human respiratory microbiome

A commensal streptococcus hijacks a Pseudomonas aeruginosa exopolysaccharide to promote biofilm formation – Jessica A. Scoffield – PLOS
Human oral microbiome

A genome-wide association study identifies nucleotide variants at SIGLEC5 and DEFA1A3 as risk loci for periodontitis – Matthias Munz – Human Molecular Genetics

Human nearly-sterile sites 

A case of polymicrobial anaerobic spondylodiscitis due to Parvimonas micra and Fusobacterium nucleatum – Leanne M Cleaver – JMM Case Reports

Human gut microbiome

Small Molecules from Deep within the Gut – Michael Ehrmann – ChemBioChem

Single Delivery of High-Diversity Fecal Microbiota Preparation by Colonoscopy Is Safe and Effective in Increasing Microbial Diversity in Active Ulcerative Colitis – Jacob Vinita – Inflammatory Bowel Diseases

Fecal Microbiota Transplantation for Refractory Clostridium difficile Colitis in Solid Organ Transplant Recipients – R. J. Friedman-Moraco – American Journal of Transplantation

Abundance profiling of specific gene groups using precomputed gut metagenomes yields novel biological hypotheses – Konstantin Yarygin – PLOS
Animal experiments

Neonatal mono-colonization of germ-free mice with Lactobacillus casei enhances casein immunogenicity after oral sensitization to cow’s milk – Matieny Aicha Maiga – Molecular Nutrition & Food Research

Shifts in the Gut Microbiota Composition Due to Depleted Bone Marrow Beta Adrenergic Signaling Are Associated with Suppressed Inflammatory Transcriptional Networks in the Mouse Colon – Tao Yang – Frontiers in Physiology

Animal microbiome

Viral gut metagenomics of sympatric wild and domestic canids, and monitoring of viruses: Insights from an endangered wolf population – Nádia Conceição-Neto – Ecology and Evolution

The environmental and host-associated bacterial microbiota of Arctic seawater-farmed Atlantic salmon with ulcerative disorders – C Karlsen – Journal of Fish Diseases

Plant, root, and soil microbiome

Soil aggregation and associated microbial communities modify the impact of agricultural management on carbon content – Pankaj Trivedi – Environmental Microbiology

In-depth characterization of bacterial and archaeal communities present in the abandoned Kettara pyrrhotite mine tailings (Morocco) – Odile Bruneel –  Extremophiles

Water and extremophile microbiome 

Geochemistry and microbial diversity of cave waters in the gypsum karst aquifers of Emilia Romagna region, Italy – Ilenia M. D’Angeli – Science of The Total Environment
Probiotics / prebiotics

Characterization, identification and application of lactic acid bacteria isolated from Leymus chinensis silage – Qing Zhang – Grassland Science
Biotechnology

*Review: Cooperation in microbial communities and their biotechnological applications – Matteo Cavaliere – Environmental Microbiology

Techniques

MicrobiomeAnalyst: a web-based tool for comprehensive statistical, visual and meta-analysis of microbiome data – Achal Dhariwal – Nucleic Acid Research

Microbes in the news

Adaptive Phage Therapeutics – Terminally Ill Patient Successfully Treated With Bacteriophage – BioSpace

Research Links Microbiome Makeup To Remission in Pediatric Crohn’s – Gastroenterology & Endoscopy News

NASA Astronauts Are Close to Identifying Unknown Microbe Colonies That Grow in Space – Sciencealert.com

 

April 27, 2017

An exploration of fish as an alternative to mice for models of host-microbe interactions, a review on what we can learn from Bacteroides about the gut micriobiome, a news story on successful phage therapy for a multi drug resistant infection.

Human oral microbiome

The human oral microbiome is shaped by shared environment rather than genetics: evidence from a large family of closely-related individuals – Liam Shaw – bioRxiv

Human gut microbiome

* Review: An insider’s perspective: Bacteroides as a window into the microbiome – Aaron G Wexler – Nature Microbiology

Gut Microbiota: Small Molecules Modulate Host Cellular Functions – Jacob M. Luber – Current Biology

Fecal microbial characterization of hospitalized patients with suspected infectious diarrhea shows significant dysbiosis – Tzipi Braun – Scientific Reports

Animal experiments

Supplemental feeding of a gut microbial metabolite of linoleic acid, 10-hydroxy-cis-12-octadecenoic acid, alleviates spontaneous atopic dermatitis and modulates intestinal microbiota in NC/nga mice – Hiroko Kaikiri – International Journal of Food Sciences and Nutrition

Microbiota-activated CD103+ DCs stemming from microbiota adaptation specifically drive γδT17 proliferation and activation – Chris Flemming – Microbiome

Radiation induces proinflammatory dysbiosis: transmission of inflammatory susceptibility by host cytokine induction – Shiran Gerassy-Vainberg – Gut

Animal microbiome

Tick-Pathogen Interactions and Vector Competence: Identification of Molecular Drivers for Tick-Borne Diseases – José de la Fuente – Frontiers in Cellular and Infection Microbiology

Plant, root, and soil microbiome

Review: Managing the plant microbiome for biocontrol fungi: examples from Hypocreales – Ryan M Kepler – Current Opinion in Microbiology

Occurrence of perchlorate in groundwater, paired farmland soil, lettuce, and rhizosphere soil from Chengdu, China – Yulu Tang – Environmental Science: Processes & Impact

Water and extremophile microbiome

The Trichodesmium consortium: conserved heterotrophic co-occurrence and genomic signatures of potential interactions – Michael D Lee – The ISME Journal

Bringing methanotrophy in rivers out of the shadows – Felicity Shelley – Limnology and Oceanography

Rainfall increases the abundance of antibiotic resistance genes within a riverine microbial community – Andrea Di Cesare – Environmental Pollution

Impact of selectively enriched microbial communities on long-term fermentative biohydrogen production – R Kanniah Goud – Bioresource Technology

Probiotics/prebiotics

Perspective: Next-generation probiotics: the spectrum from probiotics to live biotherapeutics – Paul W O’Toole – Nature Microbiology

Molecular assessment of the fecal microbiota in healthy cats and dogs before and during supplementation with fructo-oligosaccharides (FOS) and inulin using high-throughput 454-pyrosequencing – Jose F Garcia-Mazcorro – PeerJ

Bioinformatics

Bioinformatic Approaches Including Predictive Metagenomic Profiling Reveal Characteristics of Bacterial Response to Petroleum Hydrocarbon Contamination in Diverse Environments – Arghya Mukherjee – Scientific Reports

Techniques

Faecal volatile organic compounds analysis using field asymmetric ion mobility spectrometry: non-invasive diagnostics in paediatric inflammatory bowel disease – Nora van Gaal – Journal of Breath Research

Teleosts as Model Organisms to Understand Host-Microbe Interactions – Emily A Lescak – Journal of Bacteriology

Synthetic and analytical strategies for the quantification of phenyl-γ-valerolactone conjugated metabolites in human urine – Nicoletta Brindani – Molecular Nutrition & Food Research

More microbes

Species ecological similarity modulates the importance of colonization history for adaptive radiation – Jiaqi Tan – International Journal of Organic Evolution

Interaction of Bacterial Membrane Vesicles with Specific Species and Their Potential for Delivery to Target Cells – Yosuke Tashiro – Frontiers in Microbiology

Microbes in the news

Phage Therapy Saves Patient from Drug-Resistant Microbes – Genetic Engineering & Biotechnology News

Chronic fatigue syndrome linked to imbalanced microbiome – EurekAlert

Komodo Dragon Blood Could Become Tool in Fight Against Bacteria – Elizabeth Pratt – Healthline

Researchers move closer to preventing frost damage in vineyards by managing bacteria on the vines – Greg Northcutt – Western FarmPress

Underwater volcano eruptions allow new bacteria to take over seafloor – Lisa-Ann Lee – New Atlas

Microbes on the market

Taconic Biosciences Expands Microbiome Product and Service Platform – GlobeNewswire

Bacteria and art

This Art Exhibition Is Made From Bacteria, Live Insects And Human Sweat – Ryan F Mandelbaum – Gizmodo Australia

Art Made with CRISPR Aims to Raise Awareness of Antibiotic Resistance – Clara Rodríguez Fernández – Labiotech.eu

Amy’s non-microbiology picks

Microscopy: A larger palette for biological imaging – Charles H Camp Jr – Nature

April 23, 2017

Water and extremophile microbiome

Size fractionated phytoplankton biomass and net metabolism along a tropical estuarine gradient – Sara Soria-Píriz – Limnology and Oceanography

Tropical mangrove swamp metagenome reveals unusual abundance of ecologically important microbes – Zahidah Ismail – Current Science

Techniques

HirBin: high-resolution identification of differentially abundant functions in metagenomes – Tobias Österlund – BMC Genomics

Microbes in the news

Using elements of viruses, antibodies to fight resistant bacteria – Chris Dall – CIDRAP News

Lower Hutt officials investigate bacteria in water – Newshub

Stowaway Bacteria Could Be Even More Contagious in Space Than We Thought – Peter Dockrill – Science Alert