February 8, 2019

Happy Friday! Today’s digest includes the sea cucumber gut microbiome, bacterial diversity of volcano steam vents, and the impacts of arsenic and antimony on microbes in river sediment. Enjoy!

Human gut microbiome

Use of shotgun metagenomics for the identification of protozoa in the gut microbiota of healthy individuals from worldwide populations with various industrialization levels – Lokmer – PLoS ONE

Age-associated Impairment of the Mucus Barrier Function is Associated with Profound Changes in Microbiota and Immunity – Sovran – Scientific Reports

A single alcohol binge impacts on neutrophil function without changes in gut barrier function and gut microbiome composition in healthy volunteers – Stadlbauer – PLoS ONE

Animal experiments

TGFβ/BMP immune signaling affects abundance and function of C. elegans gut commensals – Berg – Nature Communications

Animal microbiome

Distinct microbiotas of anatomical gut regions display idiosyncratic seasonal variation in an avian folivore – Drovetski – Animal Microbiome

Characterization of the intestinal microbiota of the sea cucumber Holothuria glaberrima – Pagán-Jiménez – PLoS ONE

Dynamic distribution of gallbladder microbiota in rabbit at different ages and health states – Xing – PLoS ONE

Dietary-induced modulation of the hindgut microbiota is related to behavioral responses during stressful events in horses – Destrez – Physiology & Behavior

Review: Host-Microbe Coevolution: Applying Evidence from Model Systems to Complex Marine Invertebrate Holobionts – O’Brien – mBio

Plant, root, and soil microbiome

Environmental filtering drives distinct continental atlases of soil archaea between dryland and wetland agricultural ecosystems – Jiao – Microbiome

The occurrence of potato common scab correlates with the community composition and function of the geocaulosphere soil microbiome – Shi -Microbiome

Enterobacteriaceae dominate the core microbiome and contribute to the resistome of arugula (Eruca sativa Mill.) – Cernava – Microbiome

Unlocking a high bacterial diversity in the coralloid root microbiome from the cycad genus Dioon – Suárez-Moo – PLoS ONE

Characterization of iron-metabolizing communities in soils contaminated by acid mine drainage from an abandoned coal mine in Southwest China – Gao – Environmental Science and Pollution Research

Water and extremophile microbiome

Impacts of Arsenic and Antimony Co-Contamination on Sedimentary Microbial Communities in Rivers with Different Pollution Gradients – Sun – Microbial Ecology

The bacterial diversity on steam vents from Paricutín and Sapichu volcanoes – Souza Brito – Extremophiles

Food microbiology

Spent coffee grounds extract rich in manooligosaccharides promote a healthier gut microbial community in a dose dependent manner – Pérez-Burillo – Journal of Agricultural and Food Chemistry

Impact of routine sanitation on the microbiomes in a fresh produce processing facility – Gu – International Journal of Food Microbiology

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January 31, 2019

Today’s digest covers articles describing sphingolipids in host-microbiome interaction, unique microbiome and metabolome of Indian population, selection and stabilization of soil microbiome and effect of probiotics on early sepsis in patients and immune response in childrenEnjoy reading!

General microbiome

Metabolic Modeling of Human Gut Microbiota on a Genome Scale: An Overview – Partho Sen – Metabolites

Altered composition and function of intestinal microbiota in autism spectrum disorders: a systematic review – Feitong Liu – Translational Psychiatry

Sphingolipids in host–microbial interactions – Stacey L. Heaver – Current Opinion in Microbiology

Pregnancy and early life

Mixed Viral-Bacterial Infections and Their Effects on Gut Microbiota and Clinical Illnesses in Children – Shilu Mathew – Scientific Reports

Pathways linking caesarean delivery to early health in a dual burden context: Immune development and the gut microbiome in infants and children from Galápagos, Ecuador – Amanda L. Thompson – American Journal of Human Biology

Human gut microbiome

The vagino-cervical microbiome as a woman’s life history – Zhuye Jie – BioRxiv

Dynamics of Human Gut Microbiota and Short-Chain Fatty Acids in Response to Dietary Interventions with Three Fermentable Fibers – Nielson T. Baxter – mBio

The unique composition of Indian gut microbiome, gene catalogue and associated faecal metabolome deciphered using multi-omics approaches – D.B. Dhakan – Gigascience

Animal experiments

Oral neonatal antibiotic treatment perturbs gut microbiota and aggravates central nervous system autoimmunity in Dark Agouti rats – Suzana Stanisavljević – Scientific Reports

Intestinal epithelial N-acylphosphatidylethanolamine phospholipase D links dietary fat to metabolic adaptations in obesity and steatosis – Amandine Everard – Nature Communications

Mutual interplay between IL-17–producing γδT cells and microbiota orchestrates oral mucosal homeostasis – Anneke Wilharm – PNAS

Plant, root and soil microbiome

Selection, succession and stabilization of soil microbial consortia – Elias K. Zegeye – BioRxiv

Comparison of the bacterial and methanotrophic diversities between an Italian paddy field and its neighboring meadow – Mohammad Ghashghavi – BioRxiv

Quality of Irrigation Water Affects Soil Functionality and Bacterial Community Stability in Response to Heat Disturbance – Sammy Frenk – Applied and Environmental Microbiology

Water and extremophiles microbiome

Archaea dominate the microbial community in an ecosystem with low-to-moderate temperature and extreme acidity – Aleksei A. Korzhenkov – Microbiome

Antibiotic disturbance affects aquatic microbial community composition and foodweb interactions but not community resilience – Ester M. Eckert – Molecular Ecology

 Phages and viruses

Megaphages infect Prevotella and variants are widespread in gut microbiomes – Audra E. Devoto – Nature Microbiology

Probiotics / prebiotics

Dysbiosis in early sepsis can be modulated by a multispecies probiotic: a randomised controlled pilot trial – V. Stadlbauer – Beneficial Microbes

Lactobacillus plantarum IS-10506 supplementation increases faecal sIgA and immune response in children younger than two years – P.D. Kusumo – Beneficial Microbes

Supplementation with Lactobacillus kefiranofaciens ZW3 from Tibetan Kefir improves depression-like behavior in stressed mice by modulating the gut microbiota – Ye Sun – Food and Function

Non-microbiology picks

Identification of Enteroendocrine Regulators by Real-Time Single-Cell Differentiation Mapping – Helmuth Gehart – Cell

January 15, 2019

Highlights today include the organisms in the healthy infant intestinal microbiome that protect against food allergy, an algorithm to predict aging based on the gut microbiome, and how bacteria adapt to life on the International Space Station. Enjoy!

Pregnancy and early life
Healthy infants harbor intestinal bacteria that protect against food allergy – Taylor Feehley – Nature Medicine

Human gut microbiome
Preprint: Human microbiome aging clocks based on deep learning and tandem of permutation feature importance and accumulated local effects – Fedor Galkin – bioRxiv
(Covered in popular press as Your Gut Microbiome Could Actually Reveal Your Age, Study Shows)

Preprint: The virome in adult monozygotic twins with concordant or discordant gut microbiomes – J. Leonardo Moreno-Gallego – bioRxiv

Human nearly-sterile sites
Review: Microbiome–metabolome reveals the contribution of gut–kidney axis on kidney disease – Yuan-Yuan Chen – Journal of Translational Medicine

Animal experiments
Lactobacillus sakei Alleviates High-fat Diet-induced Obesity and Anxiety in Mice by Inducing AMPK Activation and SIRT1 Expression and Inhibiting Gut Microbiota-mediated NF-κB Activation – Hyo-Min Jang – Molecular Nutrition and Food Research

Aqueous raw and ripe Pu-erh tea extracts alleviate obesity and alter cecal microbiota composition and function in diet-induced obese rats – Yun Xia – Applied Microbiology and Biotechnology

Impact of intramammary inoculation of inactivated Lactobacillus rhamnosus and antibiotics on the milk microbiota of water buffalo with subclinical mastitis – Carlotta Catozzi – PLOS One

Plant, root, and soil microbiome
Superior dispersal ability can lead to persistent ecological dominance throughout succession – Primrose J. Boynton – Applied and Environmental Microbiology

Plant growth-promoting rhizobacterium Pseudomonas PS01 induces salt tolerance in Arabidopsis thaliana – Thanh Nguyen Chu – BMC Research Notes

Diversity analysis of the rhizospheric and endophytic bacterial communities of Senecio vulgaris L. (Asteraceae) in an invasive range – Dandan Cheng – PeerJ\

Antifungal potential of bacterial rhizosphere isolates associated with three ethno-medicinal plants (poppy, chamomile, and nettle) – Marija Mojicevic – International Microbiology

Analysis of uranium removal capacity of anaerobic granular sludge bacterial communities under different initial pH conditions – Taotao Zeng – Environmental Science and Pollution Research

Water and extremophile microbiomes
An interspecies malate–pyruvate shuttle reconciles redox imbalance in an anaerobic microbial community – Po-Hsiang Wang – The ISME Journal

Bacterial community assembly in a typical estuarine marsh with multiple environmental gradients – Zhiyuan Yao – Applied and Environmental Microbiology

Effects of salinity on microbialite-associated production in Great Salt Lake, Utah – Melody R. Lindsay – Ecology

Preprint: Capturing the Diversity of Subsurface Microbiota – Choice of Carbon Source for Microcosm Enrichment and Isolation of Groundwater Bacteria – Xiaoqin Wu – bioRxiv

Genetic Evidence for Two Carbon Fixation Pathways (the Calvin-Benson-Bassham Cycle and the Reverse Tricarboxylic Acid Cycle) in Symbiotic and Free-Living Bacteria – Maxim Rubin-Blum – mSphere

Techniques
Generation of 13C-labeled MUC5AC mucin oligosaccharides for stable isotope probing of host-associated microbial communities – Clayton Evert – ACS Infectious Diseases

Transomics data-driven, ensemble kinetic modeling for system-level understanding and engineering of the cyanobacteria central metabolism – Hiroki Nishiguchi – Metabolic Engineering

Built environment/Microbes in Space
Pangenomic Approach To Understanding Microbial Adaptations within a Model Built Environment, the International Space Station, Relative to Human Hosts and Soil – Ryan A. Blaustein – mSystems
(Covered in the popular press as Good news: space bacteria (probably) aren’t evolving to destroy us)

Science, publishing, and career
Preprint: Tracking the popularity and outcomes of all bioRxiv preprints – Richard J. Abdill – bioRxiv

January 7, 2019

Happy Monday! Today’s digest includes the influence of ant colonies on soil microbes, the assembly of prokaryotic communities in subtropical grasslands, and lactic acid bacteria isolated from sourdough. Have a great week!

Human gut microbiome

Review: The gut microbiome in anorexia nervosa: relevance for nutritional rehabilitation – Ruusunen – Psychopharmacology

Impact of early events and lifestyle on the gut microbiota and metabolic phenotypes in young school-age children – Zhong – Microbiome

Host immunoglobulin G selectively identifies pathobionts in pediatric inflammatory bowel diseases – Armstrong – Microbiome

Animal experiments

Preprint: The gut microbiota is associated with clearance of Clostridium difficile infection independent of adaptive immunity – Leslie – BioRxiv

Animal microbiome

Bioreactivity and Microbiome of Biodeposits from Filter-Feeding Bivalves – Murphy – Microbial Ecology

Modulation of broiler gut microbiota and gene expression of Toll-like receptors and tight junction proteins by diet type and inclusion of phytogenics – Paraskeuas – Poultry Science

Plant, root, and soil microbiome

Responses of soil aggregates and bacterial communities to soil-Pb immobilization induced by biofertilizer – Wang -Chemosphere

Moisture Is More Important than Temperature for Assembly of Both Potentially Active and Whole Prokaryotic Communities in Subtropical Grassland – Lupatini – Microbial Ecology

Ant colonies promote the diversity of soil microbial communities – Delgado-Baquerizo – ISME

Water and extemophile microbiome

Morphological response to salinity, temperature, and pH changes by marine fungus Epicoccum nigrum – Ahumada-Rudolph – Environmental Monitoring and Assessment

Thermoplasmatales and sulfur-oxidizing bacteria dominate the microbial community at the surface water of a CO2-rich hydrothermal spring located in Tenorio Volcano National Park, Costa Rica – Arce-Rodríguez – Extremophiles

Metagenomic, phylogenetic, and functional characterization of predominant endolithic green sulfur bacteria in the coral Isopora palifera – Yang – Microbiome

Water pollution and observation of acquired antibiotic resistance in Bayou Lafourche, a major drinking water source in Southeast Louisiana, USA – Bird – Environmental Science and Pollution Research

Metagenomic Analysis of Zinc Surface–Associated Marine Biofilms – Ding – Microbial Ecology

Evolutionary constraints on species diversity in marine bacterioplankton communities – Lu – ISME

Built environment

Wastewater treatment and microbial community dynamics in a sequencing batch reactor operating under photosynthetic aeration – Parakh – Chemosphere

Novel ecological insights and functional roles during anaerobic digestion of saccharides unveiled by genome-centric metagenomics – Zhu – Water Research

Food microbiology

Effect of in vitro digestion-fermentation on green and roasted coffee bioactivity: The role of the gut microbiota – Pérez-Burillo – Food Chemistry

In vitro and in vivo investigations of probiotic properties of lactic acid bacteria isolated from Chinese traditional sourdough – Li – Applied Microbiology and Biotechnology

Bacterial community dynamics and physical–chemical characteristics in natural fermentation of jiang‐shui, a traditional food made in Northwest China – Liu – Science of Food and Agriculture

Science, publishing, and career

Here’s what scientists searched for in 2018: AI is up, stress is down – Kelly Oakes – Nature News

December 15, 2018

Colonizing FMT patients with donor bacteriophages, the microbial communities of tigers, fruit bats, hemlocks, and rainbow trout, a review on the advances in urinary microbiome research.

Multi-site human microbiome

Review: The role of the microbiota in infectious diseases – Josie Libertucci – Nature Microbiology

Human skin microbiome

Ultraviolet radiation, both UVA and UVB, influences the composition of the skin microbiome – Erin M Burns – Experimental Dermatology

Human urinary microbiome

Review: Urobiome updates: advances in urinary microbiome research – Alan J Wolfe – nature Reviews Urology

Human gut microbiome

Pre-print: Gut microbiome response to a modern Paleolithic diet in a Western lifestyle context – Monica Barone – bioRxiv

Difference in Pathomechanism Between Crohn’s Disease and Ulcerative Colitis Revealed by Colon Transcriptome – Lili Yang – Inflammatory Bowel Diseases

GABA-modulating bacteria of the human gut microbiota – Philip Strandwitz – Nature Microbiology

Impact of Individual Traits, Saturated Fat, and Protein Source on the Gut Microbiome – Jennifer M Lang – mBio

Animal experiments

Microbiome interactions shape host fitness – Alison L Gould – PNAS

Gut microbiota dysbiosis worsens the severity of acute pancreatitis in patients and mice – Yin Zhu – Journal of Gastroenterology

Microbiota-Derived Lactate Accelerates Intestinal Stem-Cell-Mediated Epithelial Development – Yong-Soo Lee – Cell Host & Microbe

A Microbiota-Derived Bacteriocin Targets the Host to Confer Diarrhea Resistance in Early-Weaned Piglets – Jun Hu – Cell Host & Microbe

Animal microbiome

Exploring variation in phyllosphere microbial communities across four hemlock species – Timothy J Rogers – Ecosphere

Analysis of the gut and gill microbiome of resistant and susceptible lines of rainbow trout (Oncorhynchus mykiss) – Ryan M Brown – Fish & Shellfish Immunology

Metagenomic analysis of captive Amur tiger faecal microbiome – Fengping He – BMC Veterinary Research

Coordinated change at the colony level in fruit bat fur microbiomes through time – Oren Kolodny – Nature Ecology & Evolution

Plant, root, and soil microbiome

Remediation of deterioration in microbial structure in continuous Pinellia ternata cropping soil by crop rotation – Zhigui He – Candadian Journal of Microbiology

Plant compartment and genetic variation drive microbiome composition in switchgrass roots – Esther Singer – Environmental Microbiology Reports

Desert plant bacteria reveal host influence and beneficial plant growth properties – Abdul Aziz Eida – PLOS ONE

Water and extremophile microbiome

Marine probiotics: increasing coral resistance to bleaching through microbiome manipulation – Phillipe M Rosado – The ISME Journal

Microbes in space

International Space Station conditions alter genomics, proteomics, and metabolomics in Aspergillus nidulans – Jillian Romsdahl – Applied Microbiology and Biotechnology

Phages and viruses

Long-term colonisation with donor bacteriophages following successful faecal microbial transplantation – L A Draper – Microbiome

Metatranscriptomic Analysis and In Silico Approach Identified Mycoviruses in the Arbuscular Mycorrhizal Fungus Rhizophagus spp. – Achal Neupane – Viruses

The intestinal virome of malabsorption syndrome-affected and unaffected broilers through shotgun metagenomics – Diane A Lima – Virus Research

Techniques

Detection of Bacteriophages: Sequence-Based Systems – Siân V Owen – Bacteriophages

More microbes

Pseudomonas aeruginosa quorum-sensing metabolite induces host immune cell death through cell surface lipid domain dissolution – Dingka Song – Nature Microbiology

December 14, 2018

The microbiota of chigger mites and praying mantids, the prevalence of thermophiles in domestic water heaters, the bacteria that colonize and degrade centuries-old art.

General microbiome

Migration alters oscillatory dynamics and promotes survival in connected bacterial populations – Shreyas Gokhale – Nature Communications

Pre-print: A probabilistic model to identify the core microbial community – Thiago Gumiere – bioRxiv

Human oral microbiome

Pre-print: Correlation between the oral microbiome and brain resting state connectivity in smokers – Dongdong Lin – bioRxiv

Animal experiments

Host-targeted niclosamide inhibits C. difficile virulence and prevents disease in mice without disrupting the gut microbiota – John Tam – Nature Communications

Impact of Bacillus spp. spores and gentamicin on the gastrointestinal microbiota of suckling and newly weaned piglets – Ann-Sofie Riis Poulsen – PLOS ONE

Animal microbiome

Bacterial microbiome of the chigger mite Leptotrombidium imphalum varies by life stage and infection with the scrub typhus pathogen Orientia tsutsugamushi – Loganathan Ponnusamy – PLOS ONE

The hindgut microbiota of praying mantids is highly variable and includes both prey-associated and host-specific microbes – Kara A Tinker – PLOS ONE

Plant, root, and soil microbiome

Belowground fungal community diversity and composition associated with Norway spruce along an altitudinal gradient – Max E. Schön – PLOS ONE

Treating wheat seeds with neonicotinoid insecticides does not harm the rhizosphere microbial community – Yaofa Li – PLOS ONE

Water and extremophile microbiome

Pre-print: An archaeal symbiont-host association from the deep terrestrial subsurface – Katrin Schwank – bioRxiv

Marine-Derived Fungi: Promising Candidates for Enhanced Bioremediation – Anjana K Vala – Approaches in Bioremediation

Built environment

Biogeography of thermophiles and predominance of Thermus scotoductus in domestic water heaters – Regina L Wilpiszeski – Extremophiles

Probiotics/prebiotics

Dopamine production in Enterococcus faecium: A microbial endocrinology-based mechanism for the selection of probiotics based on neurochemical-producing potential – Daniel Villageliú – PLOS ONE

Phages and viruses

A chemical defence against phage infection – Sarah Kronheim – Nature

Bioinformatics

Pre-print: Metagenome-wide measurement of protein synthesis in the human fecal microbiota using MetaRibo-Seq – Brayon J Fremin – bioRxiv

Pre-print: Large-scale analyses of human microbiomes reveal thousands of small, novel genes and their predicted functions – Hila Sberro – bioRxiv

Metabolomics

Rumen and plasma metabolomics profiling by UHPLC-QTOF/MS revealed metabolic alterations associated with a high-corn diet in beef steers – You Yang – PLOS ONE

More microbes

Pre-print: Real-time capture of horizontal gene transfers from gut microbiota by engineered CRISPR-Cas acquisition – Christian Munck – bioRxiv

Bacteria art

A detailed look at the microorganisms that colonize, and degrade, a 400-year-old painting – ScienceDaily

Inside SAIC’s Bio Art Lab, where art is life—literally – Paul Dailing – Chicago Reader

Across China: Medical students paint “Mona Lisa” with bacteria – Xinhua Net

Science, career, and publishing

Pre-print: Non-academic employability of life science PhDs: the importance of training beyond the bench – Sohyoung Her – bioRxiv

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