December 12, 2018

Today’s digest features a citizen science project which describes the two compositional patterns (stomatotypes) in the oral microbiota of adolescents. The study also explores the role of different factors like hygeine, diet, drinking water in shaping the oral microbiota. Enjoy!

Human oral microbiome

*Citizen science charts two major “stomatotypes” in the oral microbiome of adolescents and reveals links with habits and drinking water composition – Jesse R. Willis – Microbiome

Uncovering complex microbiome activities via metatranscriptomics during 24 hours of oral biofilm assembly and maturation – Anna Edlund – Microbiome

Human gut microbiome

Review: Gut microbiota and inflammation in chronic kidney disease and their roles in the development of cardiovascular disease – Emine M. Onal – Hypertension Research

Animal experiments 

Zinc-amino-acid supplementation alters yearling ram rumen bacterial communities but zinc sulfate supplementation does not – Suzanne L Ishaq – Journal of Animal Science

Administration of antibiotics contributes to cholestasis in pediatric patients with intestinal failure via the alteration of FXR signaling – Yongtao Xiao – Experimental & Molecular Medicine

Intestinal microbiota mediates the susceptibility to polymicrobial sepsis‐induced liver injury by granisetron generation in mice – Shenhai Gong – Hepatology

Rumen microbiome in dairy calves fed copper and grape-pomace dietary supplementations: Composition and predicted functional profile – Filippo Biscarini – PLOS ONE

Plant, root, and soil microbiome

Rhizosheath microbial community assembly of sympatric desert speargrasses is independent of the plant host – Ramona Marasco – Microbiome

Water and extremophile microbiome

Review: Petroleum Hydrocarbon-Degrading Bacteria for the Remediation of Oil Pollution Under Aerobic Conditions: A Perspective Analysis – Xingjian Xu – Frontiers in Microbiology

Predominance and high diversity of genes associated to denitrification in metagenomes of subantarctic coastal sediments exposed to urban pollution – Priscila A. Calderoli – PLOS ONE

Gene probing reveals the widespread distribution, diversity and abundance of isoprene-degrading bacteria in the environment – Ornella Carrión – Microbiome

Rock substrate rather than black stain alterations drives microbial community structure in the passage of Lascaux Cave – Lise Alonso – Micrtobiome

Deep-sea anthropogenic macrodebris harbours rich and diverse communities of bacteria and archaea – Lucy C. Woodall – PLOS ONE

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December 5, 2018

Today’s digest features study on Lactobacillus reuteri HCM2 (against Enterotoxigenic Escherichia coli), microbiome and virome of deep terrestrial biosphere, immunostimulatory potential of the earliest gut microbiome, and more. Happy reading!

Gut microbiome

*Birth mode is associated with earliest strain-conferred gut microbiome functions and immunostimulatory potential – Linda Wampach – Nature Communications

Review: Bone and the gut microbiome: a new dimension – Carolina Medina-Gomez – Journal of Laboratory and Precision Medicine

Review: Simple organizing principles in microbial communities – Jeff Gore – Current Opinion in Microbiology

Soil microbiome

*Exploration of deep terrestrial subsurface microbiome in Late Cretaceous Deccan traps and underlying Archean basement, India – Avishek Dutta – Scientific Reports

Organic carbon amendments affect the chemodiversity of soil dissolved organic matter and its associations with soil microbial communities – Xiaoming Li – Environmental Science and Technology

Microbial organic matter degradation potential in Baltic Sea sediments influenced by depositional conditions and in situ geochemistry – Laura A. Zinke – Applied and Environmental Microbiology

Water microbiome

Performance and dynamic characteristics of microbial communities in multi-stage anaerobic reactors treating gibberellin wastewater – Erming Ouyang – Journal of Bioscience and Bioengineering

Phages and viruses

Bioaerosol Sampling for Respiratory Viruses in Singapore’s Mass Rapid Transit Network – Kristen Coleman – Scientific Reports

Review: Future management of viral diseases: role of new technologies and new approaches in microbial interactions – Fabrizio Maggi – Clinical Microbiology and Infection

*Viruses control dominant bacteria colonizing the terrestrial deep biosphere after hydraulic fracturing – Rebecca A. Daly – Nature Microbiology

Animal experiments

*Lactobacillus reuteri HCM2 protects mice against Enterotoxigenic Escherichia coli through modulation of gut microbiota – Tianwei Wang – Scientific Reports

Bioinformatics

Ultra-deep, long-read nanopore sequencing of mock microbial community standards – Samuel M. Nicholls – BioRxiv

November 29, 2018

Today’s digest covers updates on human milk oligosaccharides, microbial life in cemetry, intestinal resistome, and benefits of intermittent fasting in human cohort and the gut microbiota in mice.

General microbiome
Next steps in studying the human microbiome and health in prospective studies, Bethesda, MD, May 16–17, 2017 – Rashmi Sinha – Microbiome

Human gut microbiome

Human milk oligosaccharides, milk microbiome and infant gut microbiome modulate neonatal rotavirus infection – Sasirekha Ramani – Nature Communications

Interpersonal Variations in Gut Microbiota Profiles Supersedes the Effects of Differing Fecal Storage Conditions – Caspar Bundgaard-Nielsen – Scientific Reports

In-and-Out Molecular Changes Linked to the Type 2 Diabetes Remission after Bariatric Surgery: An Influence of Gut Microbes on Mitochondria Metabolism – Paulina Samczuk – International Journal of Molecular Sciences

Characterization of fungal dysbiosis in Japanese patients with inflammatory bowel disease – Takayuki Imai – Journal of Gastroenterology

Gut microbiota features of the geographically diverse Indian population – Sudarshan A. Shetty – BioRxiv

Animal experiments

Intermittent administration of a fasting-mimicking diet intervenes in diabetes progression, restores β cells and reconstructs gut microbiota in mice Siying Wei – Nutrition and Metabolism

Skin and gut microbiomes of a wild mammal respond to different environmental cues – Anton Lavrinienko – Microbiome

Mouse intestinal microbiota reduction favors local intestinal immunity triggered by antigens displayed in Bacillus subtilis biofilm – Cédric M. Vogt – Microbial Cell Factories

The murine vaginal microbiota and its perturbation by the human pathogen group B Streptococcus – Alison Vrbanac – BMC Microbiology

Use of next generation sequencing to investigate the microbiota of experimentally induced wounds and the effect of bandaging in horses – Louis J. Kamus – PlosOne

Soil microbiome

Expansive microbial metabolic versatility and biodiversity in dynamic Guaymas Basin hydrothermal sediments – Nina Dombrowski – Nature Communications

Built Environment

Microbial life beyond the grave: 16S rRNA gene-based metagenomic analysis of bacteria diversity and their functional profiles in cemetery environments – Akebe Luther King Abia – Science of the Total Environment

Techniques

Prediction of the intestinal resistome by a three-dimensional structure-based method – Etienne Ruppé – Nature Microbiology

Quantitative PCR provides a simple and accessible method for quantitative microbiome profiling – Ching Jian – BioRxiv

Microbes in the news

Poo found on every McDonald’s touchscreen tested – Metro

Non-microbiology picks

Effects of intermittent and continuous calorie restriction on body weight and metabolism over 50 wk: a randomized controlled trial – Ruth Schübel – The American Journal of Clinical Nutrition

 

November 27, 2018

Microbial communities of IBS patients after fecal microbiota transplantation, the shipworm gill-associated microbiota, a profile of bioartist Ani Liu in our “bacteria art” section.

Human skin microbiome

The Microbiome in Atopic Dermatitis – Amy S Paller – The Journal of Allergy and Clinical Immunology

Human gut microbiome

Microbiome dynamics in obesity – Christoph A Thaiss – Science

The kinetics of gut microbial community composition in patients with irritable bowel syndrome following fecal microbiota transplantation – Tarek Mazzawi – PLOS ONE

Impact of Amoxicillin-Clavulanate followed by Autologous Fecal Microbiota Transplantation on Fecal Microbiome Structure and Metabolic Potential – Christopher Bulow – mSphere

Comparison of the gut microbiota of obese individuals from different geographic origins – Emmanouil Angelakis – New Microbes and New Infections

Review: Fire in the Forest: Adverse Effects of Antibiotics on the Healthy Human Gut Microbiome – Manosha Perera – International Journal of Medical Reviews

Animal experiments

Proteomic Analysis of Microbial Induced Redox-Dependent Intestinal Signaling – Jason D Matthews – Redox Biology

Population and Culture Age Influence the Microbiome Profiles of House Dust Mites – Jan Hubert – Microbial Ecology

Animal microbiome

Symbiotic microbes affect the expression of male reproductive genes in Glossina m. morsitans – Francesca Scolari – BMC Microbiology

The gill-associated microbiome is the main source of wood plant polysaccharide hydrolases and secondary metabolite gene clusters in the mangrove shipworm Neoteredo reynei – Thais L Brito – PLOS ONE

Plant, root, and soil microbiome

Host-specific signatures of the cell wall changes induced by the plant parasitic nematode, Meloidogyne incognita – Refik Bozbuga – Scientific Reports

The effects of struvite and sewage sludge on plant yield and the microbial community of a semiarid Mediterranean soil – F Bastida – Geoderma

Review: Effects of elevated carbon dioxide on environmental microbes and its mechanisms: A review – Tong Yu – Science of the Total Environment

Water and extremophile microbiome

Combining fish and benthic communities into multiple regimes reveals complex reef dynamics – Mary K Donovan – Scientific Reports

Diversity and predictive metabolic pathways of the prokaryotic microbial community along a groundwater salinity gradient of the Pearl River Delta, China – Shilei Sang – Scientific Reports

Bioinformatics

Pre-print: Naught all zeros in sequence count data are the same – Justin D Silverman – bioRxiv

Microbes in the news

A bacterium’s enemy isn’t your friend – Michael S. Gilmore – Nature

Bacteria art

Portrait of the Artist as a Microbial Growth – Kevin Litman-Navarro – The Outline

November 19, 2018

Today’s digest features shallow shotgun sequencing as a useful alternative to 16S sequencing, soil metaproteomics, virus genomes from deep sea sediments, and more. And there’s an important news: the MicroMundo has been launched in Portugal! Happy reading!

Events and jobs

Open Rank Faculty Position in Microbiome or Microbial Systems Research, Baylor College of Medicine in Houston, TX

Physalia courses: 16S/ITS Metabarcoding of microbial communities (Berlin, 1-5 April 2019) Instructors: Anna Sandionigi, Antti Karkman, Bruno Fosso

Physalia courses: Metagenomics (Berlin, 27-31 May 2019) Instructors: Dr. Curtis Huttenhower, Melanie Schirmer, Cesar Arze

Gut microbiome

Metagenomics-Based, Strain-Level Analysis of Escherichia coli From a Time-Series of Microbiome Samples From a Crohn’s Disease Patient – Xin Fang – Front. Microbio.

Preprint: Microbial Dysbiosis and polyamine metabolism as predictive markers for early detection during progression of pancreatic adenocarcinoma in spontaneous mouse model – Roberto Mendez – bioRxiv

Oral microbiome

Preprint: Tobacco exposure associated with oral microbiota oxygen utilization in the New York City Health and Nutrition Examination Study – Francesco Beghini – bioRxiv

Preprint: Sociodemographic patterning in the oral microbiome of a diverse sample of New Yorkers – Audrey Renson – bioRxiv

Soil microbiome

*Review: Using proteins to study how microbes contribute to soil ecosystem services: The current state and future perspectives of soil metaproteomics – Robert Starke – Journal of Proteomics

Phages and viruses

Degenerate PCR Primers to Reveal the Diversity of Giant Viruses in Coastal Waters  – Yanze Li – Viruses

*Preprint: Virus genomes from deep sea sediments expand the ocean megavirome and support independent origins of viral gigantism – Disa Backstrom – bioRxiv

Bioinformatics

*Evaluating the Information Content of Shallow Shotgun Metagenomics – Benjamin Hillmann – MySystems

A novel method to accurately calculate statistical significance of local similarity analysis for high-throughput time series – Fang Zhang – Stat Appl Genet Mol Biol.

KrakenUniq: confident and fast metagenomics classification using unique k-mer counts – Breitwieser Florian – Genome Biol.

MetaMap: an atlas of metatranscriptomic reads in human disease-related RNA-seq data –Simon Lucas – Gigascience

Svetlana’s microbiology pick

* Last week was World Antibiotic Awareness Week and the MicroMundo project has been launched in Portugal:
Initially created in the USA (2012) as Small World Initiative, the MicroMundo is an innovative Citizen Science project where professors and researchers from the University of Porto encourage students to pursue career in science while addressing a worldwide health threat – antibiotic resistance.

November 13, 2018

Today’s Digest features several soil and environmental microbiome papers, including the effect of fire on soil ecosystems, insights into the freshwater microbiome associated with the world’s largest mining disaster, applications of soils in forensics, and chemical leaching from LCD screens due to synergistic bacteria. Plus, check out some animal work in marine invertebrates (Sea stars and Ascidians) as well as minks, flying squirrels, and bees!

Pregnancy and early life
The profile of human milk metabolome, cytokines and antibodies in inflammatory bowel diseases versus healthy mothers and potential impact on the newborn – Xuanyi Meng -Journal of Crohn’s and Colitis

Human multi-site microbiome
Shared gut, but distinct oral microbiota composition in primary Sjögren’s syndrome and systemic lupus erythematosus – Taco A. van der Meulen – Journal of Autoimmunity

Urine Bacteria-Derived Extracellular Vesicles and Allergic Airway Diseases in Children – Mona Samra – International Archives of Allergy and Immunology

Review: Repertoire of bacterial species cultured from the human oral cavity and respiratory tract – Maxime DM Fonkou – Future Microbiology

Gut-brain axis
Schizophrenia and gut-flora related epigenetic factors – Chuanjun Zhuo – Progress in Neuro-Psychopharmacology and Biological Psychiatry

The structure of resilience in irritable bowel syndrome and its improvement through hypnotherapy: Cross-sectional and prospective longitudinal data – Johannes Peter – PLOS One

Fermented foods, the gut and mental health: a mechanistic overview with implications for depression and anxiety – Hajara Aslam – Nutritional Neuroscience

Chronic alcohol exposure induced gut microbiota dysbiosis and its correlations with neuropsychic behaviors and brain BDNF/Gabra1 changes in mice – Zheng Xu – Biofactors

Microbial treatment: the potential application for Parkinson’s disease – Xin Fang – Neurological Sciences

Multiple Sclerosis-Associated Changes in the Composition and Immune Functions of Spore-Forming Bacteria. – Egle Cekanaviciute – mSystems

Human gut microbiome
The effect of drinking water pH on the human gut microbiota and glucose regulation: results of a randomized controlled cross-over intervention – Tue H. Hansen – Scientific Reports

Composition of gut microbiota and its association with body mass index and lifestyle factors in a cohort of 7–18 years old children from the American Gut Project – Jinbing Bai – Pediatric Obesity

Long-term impact of oral vancomycin, ciprofloxacin and metronidazole on the gut microbiota in healthy humans. – Bastiaan W Haak – Journal of Antimicrobial Chemotherapy

Helicobacter pylori Infection: New Facts in Clinical Management. – Peter Malfertheiner – Current Treatment Options in Gastroenterology

Animal experiments
The protective effects of fecal microbiota transplantation in an experimental model of necrotizing enterocolitis – Christian Prado – Journal of Pediatric Surgery

Intestinal Snakeskin Limits Microbial Dysbiosis during Aging and Promotes Longevity – Anna M. Salazar – iScience

Animal microbiome
Microbiome shifts with onset and progression of Sea Star Wasting Disease revealed through time course sampling – Melanie M. Lloyd – Scientific Reports

Core and Dynamic Microbial Communities of Two Invasive Ascidians: Can Host–Symbiont Dynamics Plasticity Affect Invasion Capacity?– Hila Dror – Microbial Ecology

Fecal bacterial microbiota of Canadian commercial mink (Neovison vison): Yearly, life stage, and seasonal comparisons – Nicole R. Compo – PLOS One

Variations in Gut Microbiota of Siberian Flying Squirrels Correspond to Seasonal Phenological Changes in Their Hokkaido Subarctic Forest Ecosystem – Po-Yu Liu – Microbial Ecology

Influence of Feeding Type and Nosema ceranae Infection on the Gut Microbiota of Apis cerana Workers – Shao K. Huang – mSystems

Host selectively contributes to shaping intestinal microbiota of carnivorous and omnivorous fish – Kristian Daly – The Journal of General and Applied Microbiology

Plant, root, and soil microbiome
Fire modulates ecosystem functioning through the phylogenetic structure of soil bacterial communities – Eduardo Pérez-Valera – Soil Biology and Biochemistry

Assessment of soil microbial communities involved in cellulose utilization at two contrasting Alpine forest sites – José A. Siles – Soil Biology and Biochemistry

Experimental Testing of Dispersal Limitation in Soil Bacterial Communities with a Propagule Addition Approach – Fen-Guo Zhang – Microbial Ecology

Influence of different biological control agents and compost on total and nitrification driven microbial communities at rhizosphere and soil level in a lettuce – Fusarium oxysporum f. sp. lactucae pathosystem – Maria Alexandra Cucu – Journal of Applied Microbiology

Assessment of 16S rRNA gene primers for studying bacterial community structure and function of aging flue-cured tobaccos. – Fan Wang – AMB Express

Changes in bacterial diversity and catabolic gene abundance during the removal of dimethylphenol isomers in laboratory-scale constructed wetlands. – Mónica A. Vásquez Piñeros – Applied Microbiology and Biotechnology

Abiotic factors determine functional outcomes of microbial inoculation of soils from a metal contaminated brownfield – Jay Prakash Singh – Ecotoxicology and Environmental Safety

Applying microbial biogeography in soil forensics – Habteab Habtom – Forensic Science International: Genetics

eDNA metabarcoding supporting community assessment of environmental stressor in a field-based sediment microcosm study – Jianghua Yang – Environmental Science and Technology

Water and extremophile microbiome
Analysis of the diversity of aerobic, thermophilic endospore-forming bacteria in two Algerian hot springs using cultural and non-cultural methods – Mohamed Amine Gomri – Annals of Microbiology

Anaerobic biological treatment of industrial saline wastewater: Fixed bed Reactor performance and analysis of the microbial community structure and abundance – Mariem Jeddi – Environmental Technology

Microbiome triggered transformations of trace organic chemicals in the presence of effluent organic matter in managed aquifer recharge (MAR) systems – Karin Hellauer – Environmental Science and Technology

Insights on the freshwater microbiomes metabolic changes associated with the world’s largest mining disaster – Marcelle C. Cordeiro – Science of the Total Environment

Microbial Functional Responses to Cholesterol Catabolism in Denitrifying Sludge – Sean Ting-Shyang Wei – mSystems

Built environment
Leaching of indium from end-of-life LCD panels via catalysis by synergistic microbial communities – Yaling Xie – Science of the Total Environment

Probiotics/Prebiotics
Probiotic and synbiotic therapy in the critically ill: State of the art – James M. Davison – Nutrition

Butyrate Producers as Potential Next-Generation Probiotics: Safety Assessment of the Administration of Butyricicoccus pullicaecorum to Healthy Volunteers. – Leen Boesmans – mSystems

Divergent short-chain fatty acid production and succession of colonic microbiota arise in fermentation of variously-sized wheat bran fractions – Yunus E. Tuncil – Scientific Reports

Bioinformatics
Machine Learning Reveals Missing Edges and Putative Interaction Mechanisms in Microbial Ecosystem Networks – Demetrius DiMucci – mSystems

Techniques
A tridecaptin-based fluorescent probe for differential staining of Gram-negative bacteria. – Wei Wang – Analytical and Bioanalytical Chemistry

High-Throughput Miniaturized 16S rRNA Amplicon Library Preparation Reduces Costs while Preserving Microbiome Integrity – Jeremiah J. Minich – mSystems

Book Chapter: Activity-Based Protein Profiling—Enabling Multimodal Functional Studies of Microbial Communities – Christopher Whidbey – Current Topics in Microbiology and Immunology

November 3, 2018

Human Microbiome

Defining Dysbiosis in Disorders of Movement and Motivation – Christopher T. Fields – The Journal of Neuroscience

The Microbiotic Highway to Health-New Perspective on Food Structure, Gut Microbiota, and Host Inflammation – Nina Wærling Hansen – Nutrients

Compounding to Prevent and Treat Dysbiosis of the Human Vaginal Microbiome – Riepl Mike – International Journal Of Pharmaceutical Compounding

Multiple sessions of antimicrobial photodynamic therapy associated with surgical periodontal treatment in patients with chronic periodontitis – Uislen B. Cadore – Journal of Periodontology

Gastrointestinal microbiota disruption and risk of colonization with carbapenem-resistant Pseudomonas aeruginosa in ICU patients – Melinda M Pettigrew – Clinical Infectious Diseases

Efficacy of Probiotics Supplementation On Chronic Kidney Disease: a Systematic Review and Meta-Analysis – L. Jia – Kidney and Blood Pressure Research

Antibiotic resistance genes distribution in microbiomes from the soil-plant-fruit continuum in commercial Lycopersicon esculentum fields under different agricultural practices – Francisco Cerqueira – Science of The Total Environment

Repeated rectal application of a hyperosmolar lubricant is associated with microbiota shifts but does not affect PrEP drug concentrations: results from a randomized trial in men who have sex with men – Richard E Haaland – Journal of The International AIDS Society

Modulation of gut microbiome in nonalcoholic fatty liver disease: pro-, pre-, syn-, and antibiotics – Min Seok Cho – Journal of Microbiology

Does Modification of the Large Intestinal Microbiome Contribute to the Anti-Inflammatory Activity of Fermentable Fiber? – Shiu-Ming Kuo – Current Developments in Nutrition

 

Animal Microbiome

Pubertal exposure to the endocrine disruptor mono-2-ethylhexyl ester at body burden level caused cholesterol imbalance in mice – Cui Wang – Environmental Pollution

Effects of hexavalent chromium on intestinal histology and microbiota in Bufo gargarizans tadpoles – Qiong Yao – Chemosphere

Dietary shifts influenced by livestock grazing shape the gut microbiota composition and co-occurrence networks in a local rodent species – Guoliang Li – Journal of Animal Ecology

The Impact of Fructo-Oligosaccharides on Gut Permeability and Inflammatory Responses in the Cecal Mucosa Quite Differs between Rats Fed Semi-Purified and Non-Purified Diets – Tomomi Genda – Journal of Nutritional Science and Vitaminology

Temperature-mediated inhibition of a bumblebee parasite by an intestinal symbiont – Evan C. Palmer-Young – Proceedings of The Royal Society B

Combined Consumption of Beef-Based Cooked Mince and Sucrose Stimulates Oxidative Stress, Cardiac Hypertrophy, and Colonic Outgrowth of Desulfovibrionaceae in Rats – Thomas Van Hecke – Molecular Nutrition and Food Research

Host diet mediates a negative relationship between abundance and diversity of Drosophila gut microbiota – Berra Erkosar – Ecology and Evolution

 

Food Microbiome

Monitoring of assertive Lactobacillus sakei and Lactobacillus curvatus strains using an industrial ring trial experiment – Dorothee Janßen – Journal of Applied Microbiology

 

Plant Microbiome

The bacterial volatile dimethyl-hexa-decylamine reveals an antagonistic interaction between jasmonic acid and cytokinin in controlling primary root growth of Arabidopsis seedlings – Ernesto Vázquez-Chimalhua – Protoplasma

Smells from the desert: microbial volatiles that affect plant growth and development of native and non-native plant species – David A. Camarena‐Pozos – Plant, Cell and Environment

 

Bioinformatics, Methodologies and Analysis

Identification and removal of contaminating microbial DNA from PCR reagents: impact on low biomass microbiome analyses – Lisa F Stinson – Letters in Applied Microbiology

A computational framework to integrate high-throughput ‘-omics’ datasets for the identification of potential mechanistic links – Helle Krogh Pedersen – Nature Protocols

 

Other

Studying the microbiome and its complexities: an interview with Alan WalkerBMC Biology

When a physicist wanders into biology…: an interview with KC HuangBMC Biology

From bacterial genomics to clinical epidemiology: an interview with Bill HanageBMC Biology