November 23, 2019

In today’s digest read about the Darobactin (a new antibiotic that selectively kills Gram-negative pathogens by binding to the BamA protein, located in the external membrane of Gram-negative bacteria), temporal stability of the rumen microbiota, and Gardnerella species (Gardnerella leopoldii, G. swidsinskii, G. piotii, and G. vaginalis) in the vaginal microbiome. And, check out 2019 Holiday Gift Guide For Microbe Lovers. Happy weekend!

General microbiome

*A new antibiotic selectively kills Gram-negative pathogens – Yu Imai – Nature

Read the story behind the paper by Roberto Molar Candanosa, Northeastern University.

Gut microbiome

Review: The human gut bacteria Christensenellaceae are widespread, heritable, and associated with health – Jillian L. Waters & Ruth E. Ley – BMC Biology

The gut microbiota influences how circulating immune cells in humans change from one day to the next – Jonas Schluter – bioRxiv

Vaginal microbiome

*Resolution and Cooccurrence Patterns of Gardnerella leopoldii, G. swidsinskii, G. piotii, and G. vaginalis within the Vaginal Microbiome – Janet E. Hill – Infection and Immunity

Clinical validation of the Aptima Bacterial Vaginosis and Aptima Candida/Trichomonas Vaginitis Assays: results from a prospective multi-center clinical study – Jane R. Schwebke – Journal of Clinical Microbiology

Review: Understanding and interpreting community sequencing measurements of the vaginal microbiome – HL Berman – BJOG : an International Journal of Obstetrics and Gynaecology

Endocervical microbiome

Diversity of endocervical microbiota associated with genital Chlamydia trachomatis infection and infertility among women visiting obstetrics and gynecology clinics in Malaysia – Heng Choon Cheong – PlosOne

Uterine microbiome

Does dysbiotic endometrium affect blastocyst implantation in IVF patients? – Tomoko Hashimoto & Koichi Kyono – Journal of Assisted Reproduction and Genetics

Oral microbiome

Oral microbial community composition is associated with pancreatic cancer: A case‐control study in Iran – Emily Vogtmann – Cancer Medicine

Animal microbiome

*Temporal stability of the rumen microbiota in beef cattle, and response to diet and supplements – Timothy J. Snelling – Animal Microbiome

Development of the duodenal, ileal, jejunal and caecal microbiota in chickens – Laura Glendinning – Animal Microbiome

Mammary microbiome of lactating organic dairy cows varies by time, tissue site, and infection status – Tucker Andrews – PlosOne

Inulin improves the egg production performance and affects the cecum microbiota of laying hens – Hongmei Shang – International Journal of Biological Macromolecules

Animal experiments

Effects of Debaryomyces hansenii treatment on intestinal mucosa microecology in mice with antibiotic-associated diarrhea – Ao Zeng – PlosOne

Microbe-metabolite associations linked to the rebounding murine gut microbiome post-colonization with vancomycin resistant Enterococcus faecium – Andre Mu – bioRxiv

Hepatitis B Virus Infection Alters Gut Microbiota Composition in Mice – Qingfeng Zhu – Front. Cell. Infect. Microbiol.

Human Gut Microbiome Transplantation in Ileitis Prone Mice: A Tool for the Functional Characterization of the Microbiota in Inflammatory Bowel Disease Patients – Abigail R Basson – Inflammatory Bowel Diseases

Effects of an Escherichia coli exopolysaccharide on human and mouse gut microbiota in vitro – Baiyuan Li – International Journal of Biological Macromolecules

Ion Transport Basis of Diarrhea in a Mouse Model of Adoptive T Cell Transfer Colitis – Dulari Jayawarden – Digestive Diseases and Sciences

Water microbiome

Rewetting of three drained peatlands drives congruent compositional changes in pro- and eukaryotic microbiomes through environmental filtering – Micha Weil – bioRxiv

Phages and viruses

Herpes Simplex Virus Infection, Acyclovir and IVIG Treatment All Independently Cause Gut Dysbiosis – Chandran Ramakrishna – bioRxiv

Svetlana’s pick

Gift guide for this holiday season!
by Justine Dees

November 16, 2019

In today’s digest read about the Million Microbiome of Humans Project, problems in studies of the gut microbiome in Parkinson’s disease, and how bats’ gut bacteria are more closely tied to where bats live. Happy weekend!

Gut microbiome

*Review: Increasing Comparability and Utility of Gut Microbiome Studies in Parkinson’s Disease: A Systematic Review – Jeffrey M. Boertien – Journal of Parkinson’s Disease

Microbiome‐immune‐metabolic axis in the epidemic of childhood obesity: Evidence and opportunities – Halle J. Kincaid – Obesity Reviews

Vaginal microbiome

Cervicovaginal microbiome composition drives metabolic profiles in healthy pregnancy – Andrew Oliver – bioRxiv

Respiratory microbiome

Review: The microbiome of the upper respiratory tract in health and disease – Christina Kumpitsch – BMC Biology

Animal experiments

Lactobacillus helveticus R0052 alleviates liver injury by modulating gut microbiome and metabolome in d-galactosamine-treated rats – Qiangqiang Wang – Applied Microbiology and Biotechnology

Comparison of the fecal, cecal, and mucus microbiome in male and female mice after TNBS-induced colitis – Ariangela J. Kozik – PlosOne

Cranberry extracts promote growth of Bacteroidaceae and decrease abundance of Enterobacteriaceae in a human gut simulator model – Kathleen O’Connor – PlosOne

Animal microbiome

*Ecology and Host Identity Outweigh Evolutionary History in Shaping the Bat Microbiome – Holly L. Lutz – mSystems

High-throughput sequencing reveals the core gut microbiota of the mud crab (Scylla paramamosain) in different coastal regions of southern China – Hongling Wei – BMC Genomics

Probiotics

Production of multiple bacteriocins, including the novel bacteriocin gassericin M, by Lactobacillus gasseri LM19, a strain isolated from human milk – Enriqueta Garcia-Gutierrez – bioRxiv

Infected chronic ischemic wound topically treated with a multi-strain probiotic formulation: a novel tailored treatment strategy – Salvatore Venosi – Journal of Translational Medicine

Genomic and epidemiological evidence of bacterial transmission from probiotic capsule to blood in ICU patients – Idan Yelin – Nature Medicine

Water microbiome

Species-level microbiome composition of activated sludge – introducing the MiDAS 3 ecosystem-specific reference database and taxonomy – Marta Nierychlo – bioRxiv

Comparative microbial diversity across temperature gradients in hot springs from Yellowstone and Iceland – Peter T Podar – bioRxiv

Niche partitioning of microbial communities in riverine floodplains – Marc Peipoch – Scientific Reports

Biodegradability of wastewater determines microbial assembly mechanisms in full-scale wastewater treatment plants – Bing Zhang – Water Research

Techniques

Microfluidic cultivation and analysis tools for interaction studies of microbial co-cultures – Alina Burmeister and Alexander Grünberger – Current Opinion in Biotechnology

Selective culture enrichment and sequencing of feces to enhance detection of antimicrobial resistance genes in third-generation cephalosporin resistant Enterobacteriaceae – Leon Peto – PlosOne

Microbiome in News

*Million Microbiome of Humans Project – PRNewswire
Scientists from China, Sweden, Denmark, France, Latvia and other countries will cooperate in microbial metagenomic research, aiming to analyze one million microbial samples and build the world’s largest database of human microbiome.

October 5, 2019

This weekend, read about how cooking food modifies the microbiome, how bacteria ‘strip off’ to evade antibiotics, and more. Check out an interesting pilot study looking at potential inclusion and exclusion criteria of donors for safe vaginal microbiota transplant. Enjoy!

Events

Bioinformatics for the Microbiome Symposium 2019, Stanford University, Monday October 28.
Some tickets are still available!

General microbiome

Mobile phones as fomites for potential pathogens in hospitals: microbiome analysis reveals hidden contaminants – Rebecca Simmonds – Journal of Hospital Infection

Review: Microbiomes as sources of emergent host phenotypes – J. B. Lynch and E. Y. Hsiao – Science

Vaginal microbiome

*Conceptual Design of a Universal Donor Screening Approach for Vaginal Microbiota Transplant – Kevin DeLong – Frontiers in Cellular and Infection Microbiology

Highly diverse anaerobe-predominant vaginal microbiota among HIV-infected pregnant women in Zambia – Joan T. Price – PlosOne

Urinary microbiome

*Possible role of L-form switching in recurrent urinary tract infection – Katarzyna M. Mickiewicz – Nature Communications

Aerococcus urinae and Globicatella sanguinis Persist in Polymicrobial Urethral Catheter Biofilms Examined in Longitudinal Profiles at the Proteomic Level – Yanbao Yu – Biochemistry Insights

Gut microbiome

*Cooking shapes the structure and function of the gut microbiome – Rachel N. Carmody – Nature Microbiology

Integrated paired-end enhancer profiling and whole-genome sequencing reveals recurrent CCNE1 and IGF2 enhancer hijacking in primary gastric adenocarcinoma – Wen Fong Ooi – Gut

Effects of Low-FODMAP Diet on Symptoms, Fecal Microbiome, and Markers of Inflammation in Patients With Quiescent Inflammatory Bowel Disease in a Randomized Trial – Selina R.Cox – Gastroenterology

Water microbiome

Trophic networks improve the performance of microbial anodes treating wastewater – Christin Koch – npj Biofilms and Microbiomes

Application of a novel molecular technique to characterise the effect of settling on microbial community composition of activated sludge – Luong N.Nguyen – Journal of Environmental Management

Bacterial diversity in Icelandic cold spring sources and in relation to the groundwater amphipod Crangonyx islandicus – Ragnhildur Guðmundsdóttir – PlosOne

Animal microbiome

Looking like the locals – gut microbiome changes post-release in an endangered species – Rowena Chong – Animal microbiome

Animal experiment

Letrozole treatment of pubertal female mice results in activational effects on reproduction, metabolism and the gut microbiome – Pablo Arroyo – PlosOne

Microbiota of MR1 deficient mice confer resistance against Clostridium difficile infection – Ashley D. Smith – PlosOne

Exploring the microbiota of upper respiratory tract during the development of pneumonia in a mouse model – Yoshitomo Morinaga – PlosOne

Plant microbiome

Microbiome profiling of the onion thrips, Thrips tabaci Lindeman (Thysanoptera: Thripidae) – Suresh J. Gawande – PlosOne

Food

Comparison of the microbial composition of African fermented foods using amplicon sequencing – Maria Diaz – Scientific Reports

The impact of grape processing and carbonic maceration on the microbiota of early stages of winemaking – Raffaele Guzzon – Journal of Applied Microbiology

Fungi

Phyllosphere Fungal Communities of Plum and Antifungal Activity of Indigenous Phenazine-Producing Pseudomonas synxantha Against Monilinia laxa – Tamara Janakiev – Frontiers in Microbiology

Microbial communities associated with the black morel Morchella sextelata cultivated in greenhouses – Gian Maria Niccolò Benucci – PeerJ

Viruses

The gut virome in inflammatory bowel disease pathogenesis: From metagenomics to novel therapeutic approaches – Federica Ungaro – United European Gastroenterology Journal

Association of the Eukaryotic Vaginal Virome with Prophylactic Antibiotic Exposure and Reproductive Outcomes in a Subfertile Population Undergoing In Vitro Fertilization: A Prospective Exploratory Study – Ashley M. Eskew – Obstetrics and Gynaecology

Bioinformatics

ProphET, prophage estimation tool: A stand-alone prophage sequence prediction tool with self-updating reference database – João L. Reis-Cunha – PlosOne

September 23, 2019

This Monday, check out the largest ever study of neonatal microbiomes, the study where researchers alter mouse gut microbiomes by feeding good bacteria their preferred fibers, and the study about the significant effect of antibiotics, antivirals and cofactors on the gut microbiome. Happy reading!

Pregnancy and early life

*Stunted microbiota and opportunistic pathogen colonization in caesarean-section birth – Yan Shao – Nature

Gut microbiome

*Interspecies Competition Impacts Targeted Manipulation of Human Gut Bacteria by Fiber-Derived Glycans – Michael Patnode – Cell

*Distinct impact of antibiotics on the gut microbiome and resistome: a longitudinal multicenter cohort study – Matthias Willmann – BMC Biology

Identification of gut microbiome markers for schizophrenia delineates a potential role of Streptococcus – Feng Zhu – bioRxiv

Fecal Microbiotas of Indonesian and New Zealand Children Differ in Complexity and Bifidobacterial Taxa during the First Year of Life – Blair Lawley – Applied and Environmental Microbiology

Light-entrained and brain-tuned circadian circuits regulate ILC3s and gut homeostasis – Cristina Godinho-Silva – Nature

Baseline human gut microbiota profile in healthy people and standard reporting template – Charles H. King – PlosOne

Oral microbiome

Taste perception and oral microbiota are associated with obesity in children and adolescents – Chiara Mameli – PlosOne

Urinary microbiome

The urobiome of continent adult women: a cross-sectional study – Travis Price – Obstetrics & Gynaecology

The Urinary Microbiota in Relation to the Reproductive Tract Microbiota – Fei Li – bioRxiv

Respiratory microbiome

The effects of e-cigarette vapor exposure on the transcriptome and virulence of Streptococcus pneumoniae – Kamal Bagale – bioRxiv

Water microbiome

Diversity patterns of marine heterotrophic culturable bacteria along vertical and latitudinal gradients – Isabel Sanz-Sáez – bioRxiv

Laundry wastewater and domestic sewage pilot-scale anaerobic treatment: Microbial community resilience regarding sulfide production – A.G.L. Moura – Journal of Environmental Management

Distinct responses from bacterial, archaeal and fungal streambed communities to severe hydrological disturbances – G. Gionchetta – Scientific reports

Metagenome of a polluted river reveals a reservoir of metabolic and antibiotic resistance genes – Parul Mittal – Environmental Microbiome

Plant/root/soil microbiome

Host-Associated Quantitative Abundance Profiling Reveals the Microbial Load Variation of Root Microbiome – Xiaoxuan Guo – Plant Communications

Metatranscriptomics reveals climate change effects on the rhizosphere microbiomes in European grassland – Qicheng Bei – Soil Biology and Biochemistry

Phages and viruses

Beyond cells – The virome in the human holobiont – Rodrigo García-López – Microbial cells

ViraMiner: Deep learning on raw DNA sequences for identifying viral genomes in human samples – Ardi Tampu – PlosOne

Bioinformatics

Review: The signal and the noise – characteristics of antisense RNA in complex microbial communities – Thomas Yssing Michaelsen – bioRxiv

SuRF: a New Method for Sparse Variable Selection, with Application in Microbiome Data Analysis – Lihui Liu – arXiv

August 24, 2019

This weekend, read about the microbial index of skin health for children with eczema, gut microbiome of koalas, and interactions between the gut bacterial microbiome and virome of rhesus monkey. Happy reading!

General microbiome

Why we need a small data paradigm – Eric B. Hekler – BMC Medicine

Correspondence: The importance of genome sequence quality to microbial comparative genomics – Theo H. M. Smits – BMC Genomics

The applications of Big Data in molecular diagnostics – Yin Kwan Evelyn Wong – Expert Review of Molecular Diagnostics

Tiny Hidden Genes within Our Microbiome – Karin Mittelman & David Burstein – Cell

Skin microbiome

*A Microbiome-Based Index for Assessing Skin Health and Treatment Effects for Atopic Dermatitis in Children – Zheng Sun – mSystems

Gut microbiome

Reproducible changes in the gut microbiome suggest a shift in microbial and host metabolism during spaceflight – Peng Jiang – Microbiome

Review: Gut Microbiota, Dietary Phytochemicals, and Benefits to Human Health – Ran Yin – Current Pharmacology Reports

Mild cognitive impairment has similar alterations as Alzheimer’s disease in gut microbiota – Binyin Li – Alzheimer’s & Dementia

Design of synthetic microbial consortia for gut microbiota modulation – Jorge F. Vázquez-Castellanos – Current Opinion in Pharmacology

Intestinal microbiota and colorectal cancer: changes in the intestinal microenvironment and their relation to the disease – Sandra Aparecida dos Reis – Journal of Medical Microbiology

Review: Celiac disease: a comprehensive current review – Giacomo Caio – BMC Medicine

Pregnancy and early life

Maternal IgA protects against the development of necrotizing enterocolitis in preterm infants – Kathyayini P. Gopalakrishna – Nature Medicine

Oral microbiome

Oral Microbiome and Cancer Therapy-Induced Oral Mucositis – Jean-Luc C Mougeot – JNCI Monographs

Respiratory microbiome

Deciphering the Ecology of Cystic Fibrosis Bacterial Communities: Towards Systems-Level Integration – Annamaria Bevivino – Trends in Molecular Medicine

Water and extremophile microbiome

Effects of water recirculation rate on the microbial community and water quality in relation to the growth and survival of white shrimp (Litopenaeus vannamei) – Zhao Chen – BMC Microbiology

Pseudomethylobacillus aquaticus gen. nov., sp. nov., a new member of the family Methylophilaceae isolated from an artificial reservoir – Ceshing Sheu – International Journal of Systematic and Evolutionary Microbiology

Bacterial Communities from Extreme Environments: Vulcano Island – Camilla Fagorzi – Diversity

Diversity and biogeography of SAR11 bacteria from the Arctic Ocean – Susanne Kraemer – bioRxiv

Review: Metal and organic pollutants bioremediation by extremophile microorganisms – Patricia Giovanella – Journal of Hazardous Material

Animal microbiome

*Faecal inoculations alter the gastrointestinal microbiome and allow dietary expansion in a wild specialist herbivore, the koala – Michaela D. J. Blyton – Animal microbiome

Impact of pine leaf biochar amendment on bacterial dynamics and correlation of environmental factors during pig manure composting – Jiao Li – Bioresource Technology

Animal experiment

Potential roles of gut microbiome and metabolites in modulating ALS in mice – Eran Blacher – Nature

Plant microbiome

Shared mycorrhizae but distinct communities of other root-associated microbes on co-occurring native and invasive maples – Tonia DeBellis – PeerJ

Non-target Effects of Trichoderma on Plants and Soil Microbial Communities – Monika Jangi – Plant Microbe Interface

Inhibitory and nutrient use phenotypes among co‐existing Fusarium and Streptomyces populations suggest local coevolutionary interactions in soil – Adil Essarioui – Environmental Microbiology

Phages and viruses

*The altered gut virome community in rhesus monkeys is correlated with the gut bacterial microbiome and associated metabolites – Heng Li – Virology Journal

August 10, 2019

This weekend, read about the role that gut microbes play in inflammation, microbes in the placenta-maternal interface, BactMAP R package, and more. Happy reading!

General microbiome

High proportions of bacteria and archaea across most biomes remain uncultured – Andrew D. Steen – The ISME Journal

Isolation of an archaeon at the prokaryote-eukaryote interface – Hiroyuki Imachi – bioRxiv

Urinary microbiome

A Prospective Study of the Urinary and Gastrointestinal Microbiome in Prepubertal Males – Borna Kassir – Urology

Gut microbiome

*Review: The intestinal microbiota fuelling metabolic inflammation – Herbert Tilg – Nature Reviews Immunology

Long-term dietary intervention reveals resilience of the gut microbiota despite changes in diet and weight – Gabriela K Fragiadakis – bioRxiv

Recovery of the gut microbiota after antibiotics depends on host diet and environmental reservoirs – Katharine M. Ng – bioRxiv

Differential detection of Entamoeba species in stool samples collected from children in District Swat, Khyber Pakhtunkhwa Pakistan – Muhammad Iftikhar Khan – bioRxiv

Association network analysis identifies enzymatic components of gut microbiota that significantly differ between colorectal cancer patients and healthy controls – Dongmei Ai – PeerJ

Specific changes in faecal microbiota are associated with familial Mediterranean fever – Samuel Deshayes – Annals of the Rheumatic Diseases

Pregnancy and early life

*Functional characterization of Ralstonia insidiosa, a bona fide resident at the maternal-fetal interface – Lindsay A. Parnell – bioRxiv

The association between caesarean section delivery and later life obesity in 21-24 year olds in an Urban South African birth cohort – Eniola Sogunle – bioRxiv

Water and extremophile microbiome

Microbial community and geochemical analyses of trans-trench sediments for understanding the roles of hadal environments – Satoshi Hiraoka – bioRxiv

Metabolically-active obligate aerobes in anoxic (sulfidic) marine sediments – Sabyasachi Bhattacharya – bioRxiv

Plant microbiome

Shared mycorrhizae but distinct communities of other root-associated microbes on co-occurring native and invasive maples – Tonia DeBellis – PeerJ

Non-target Effects of Trichoderma on Plants and Soil Microbial Communities – Monika Jangi – Plant Microbe Interface

Bioinformatics

*BactMAP: an R package for integrating, analyzing and visualizing bacterial microscopy data – Renske van Raaphorst – bioRxiv

Podcast

The placental microbiome, and advances in artificial intelligence – Nick Howe and Noah Baker – Nature Podcast

July 9, 2019

Today’s digest features an overview of the “microbiota–nutrient metabolism–epigenetics” axis, a study on the human bile microbiota, an interesting selection of probiotics studies, and more. Check out the new Everything Hertz podcast episode “Improving the scientific poster”. Happy reading/listening!

Gut microbiome

*Epigenetic Regulation at the Interplay Between Gut Microbiota and Host Metabolism – Joan Miro-Blanch and Oscar Yanes – Frontiers in Genetics

Microbiome and type 1 diabetes – Heli Siljander – EBioMedicine

Framework for rational donor selection in fecal microbiota transplant clinical trials – Claire Duvallet – medRxiv

A calcium-rich multi-mineral intervention to modulate colonic microbial communities and metabolic profiles in humans: Results from a 90-day trial – Muhammad N. Aslam – medRxiv

*The human gallbladder microbiome is related to the physiological state and the biliary metabolic profile – Natalia Molinero – Microbiome

Oral microbiome

Microbial differences between dental plaque and historic dental calculus are related to oral biofilm maturation stage – Irina M. Velsko – Microbiome

Respiratory microbiome

Microbial Composition of the Human Nasopharynx Varies According to Influenza Virus Type and Vaccination Status – Tao Ding – mBio

Skin microbiome

Trait-based analysis of the human skin microbiome – Sharon Bewick – Microbiome

Probiotics

Intermittent Lactobacilli-containing Vaginal Probiotic or Metronidazole Use to Prevent Bacterial Vaginosis Recurrence: Safety and Preliminary Efficacy by Microscopy and Sequencing – Janneke H.H.M. van de Wijgert – medRxiv

Impact of spray‐drying on the pili of Lactobacillus rhamnosus GG – Shari Kiekens – Microbial Biotechnology

The Probiotic Mixture VSL#3 Reverses Olanzapine-Induced Metabolic Dysfunction in Mice – Navneet Dhaliwal – Psychiatric Disorders

Prophylactic Effects of Bifidobacterium adolescentis on Anxiety and Depression-Like Phenotypes After Chronic Stress: A Role of the Gut Microbiota-Inflammation Axis – Ying Guo – Frontiers in Behavioral Neuroscience

Water microbiome

Active eukaryotes in drinking water distribution systems of ground and surface waterworks – Jenni Inkinen – Microbiome

Detection of introduced and resident marine species using environmental DNA metabarcoding of sediment and water – Luke E. Holman – bioRxiv

Plant/root/soil microbiome

Microscale interactions between immigrant bacteria and plant leaf microbiota as revealed by live imaging – Shifra Steinberg – bioRxiv

Soil bacterial populations are shaped by recombination and gene-specific selection across a meadow – Alexander Crits-Christoph – bioRxiv

Bioinformatics

DeepMicrobes: taxonomic classification for metagenomics with deep learning – Qiaoxing Liang – bioRxiv

Misclassification of a whole genome sequence reference defined by the Human Microbiome – DJ Darwin R. Bandoy – medRxiv

CarboLogR: a Shiny/R application for statistical analysis of bacterial utilisation of carbon sources – Kevin Vervier – bioRxiv

Using collaboration networks to identify authorship bias in meta-analyses – Thiago C. Moulin and Olavo B. Amaral – medRxiv

Podcast

*Episode 87: Improving the scientific poster (with Mike Morrison) – Dan Quintana and James Heathers – Everything Hertz

A terrific interview with @mikemorrison about the Better Poster format and UX design principles in science.