January 22, 2019

In today’s digest read about Lactobacillus mulieris sp. nov. isolated from healthy female urinary tract, diversity of Escherichia coli phages in the Danish wastewater, PLate Coverage Algorithm (PLCA) in culture-enriched metagenomics, and more. Happy reading!

General microbiome

Microbiomes Reduce Their Host’s Sensitivity to Interspecific Interactions – Sara L. Jackrel – mBio

Gut microbiome

Klebsiella michiganensis transmission enhances resistance to Enterobacteriaceae gut invasion by nutrition competition – Rita A. Oliveira – Nature Microbiology

Long-term impact of fecal transplantation in healthy volunteers – Oleg V. Goloshchapov – BMC Microbiology

Efficacy of faecal microbiota transplantation in Crohn’sdisease: a new target treatment?– Liyuan Xiang – Microbial Biotechnology

Resident microbial communities inhibit growth and antibiotic resistance evolution of Escherichia coli in human gut microbiome samples – Michael Baumgartner – bioRxiv

Microreview: Causalities of war: The connection between type VI secretion system and microbiota – Luke P. Allsopp – Cellular Microbiology

Urinary microbiome

*Lactobacillus mulieris sp. nov., a new species of Lactobacillus delbrueckii group – Joana Rocha – International Journal of systematic and evolutionary microbiology

Vaginal microbiome

Vaginal Microbiota Transplantation: The Next Frontier – Kevin DeLong – The Journal of Law, Medicine, & Ethics

Respiratory microbiome

*Culture-enriched metagenomic sequencing enables in-depth profiling of the cystic fibrosis lung microbiota – Fiona J. Whelan – Nature Microbiology

A Refined View of Airway Microbiome in Chronic Obstructive Pulmonary Disease at Species and Strain-levels– Zhang Wang – bioRxiv

Eye microbiome

The closed eye harbors a unique microbiome in dry eye disease – Kent A. Willis – medRxiv

Plant/root/soil microbiome

Root ethylene mediates rhizosphere microbial community reconstruction when chemically detecting cyanide produced by neighbouring plants – Yan Chen – Microbiome

Warming-induced permafrost thaw exacerbates tundra soil carbon decomposition mediated by microbial community– Jiajie Feng – Microbiome

Microbiome composition differs in hybrid and inbred maize – Maggie R. Wagner – bioRxiv

Diversity and plant growth-promoting functions of diazotrophic/N-scavenging bacteria isolated from the soils and rhizospheres of two species of Solanum – Zuluaga Mya – PlosOne

Water microbiome

Molecular Characteristics of Dissolved Organic Nitrogen and Its Interaction with Microbial Communities in a Prechlorinated Raw Water Distribution System – Hang Xu – Environmental Science and Technology

Effects of geographic location and water quality on bacterial communities in full-scale biofilters across North America – Ben Ma – FEMS Microbiology Ecology

Phages and viruses

*Exploring the remarkable diversity of Escherichia coli Phages in the Danish Wastewater Environment, Including 91 Novel Phage Species – Nikoline S. Olsen – bioRxiv

Bioinformatics

Piphillin predicts metagenomic composition and dynamics from DADA2-corrected 16S rDNA sequences – Nicole R. Narayan – BMC Genomics

Network-Based Prediction of Novel CRISPR-Associated Genes in Metagenomes – Jake L. Weissman and Philip L. F. Johnson – mSystems

Review: Integrating Computational Methods to Investigate the Macroecology of Microbiomes – Rilquer Mascarenhas – Frontiers in Genetics

Assessment of single cell RNA-seq statistical methods on microbiome data – Matteo Calgaro – bioRxiv

January 8, 2019

Today’s digest features a retrospective mini-review of mothur, study on gut microbiomes of over 900 vertebrate species [Spoiler alert: birds and bats share similarities in their microbiome], findings of fifteen-thousand-year-old viruses in glacier ice, and more. Happy reading!

Gut microbiome

Recording mobile DNA in the gut microbiota using an Escherichia coli CRISPR-Cas spacer acquisition platform – Christian Munck – Nature Communications

Microbial imbalance in inflammatory bowel disease patients at different taxonomic levels – Mohammad Tauqeer Alam – Gut Pathogens

Gut dysbiosis induces the development of pre-eclampsia through bacterial translocation– Xia Chen – Gut

Analysis of gut microbiota of obese individuals with type 2 diabetes and healthy individuals – Aftab Ahmad – PlosOne

Alterations of human lung and gut microbiome in non-small cell lung carcinomas and distant metastasis – Hui Lu – bioRxiv

The interplay between host genetics and the gut microbiome reveals common and distinct microbiome features for human complex diseases – Fengzhe Xu – bioRxiv

Oral microbiome

Acquisition of Oral Microbiota is Driven by Environment, Not Host Genetics – Chiranjit Mukherjee – bioRxiv

Animal microbiome

*Comparative Analyses of Vertebrate Gut Microbiomes Reveal Convergence between Birds and Bats– Se Jin Song – mBio

Comparative Genomics of Rumen Butyrivibrio spp. Uncovers a Continuum of Polysaccharide-Degrading Capabilities – Nikola Palevich – Applied and Environmental Microbiology

Inside out: microbiota dynamics during host-plant adaptation of whiteflies – Diego Santos-Garcia – The ISME Journal

Blood Loss Leads to Increase in Relative Abundance of Opportunistic Pathogens in the Gut Microbiome of Rabbits – Junjie Yang – Current Microbiology

Probiotics

In Vitro Probiotic Potential of Hemophilin-producing Strains of Haemophilus haemolyticus – Brianna Atto – bioRxiv

Quantifying and engineering mucus adhesion of probiotics – Zachary J. S. Mays – bioRxiv

Plant/root/soil microbiome

Temporal and spatial changes in phyllosphere microbiome of acacia trees growing in super arid environments – Ashraf Al-Ashhab – bioRxiv

Secreted metabolite-mediated interactions between rhizosphere bacteria and Trichoderma biocontrol agents – Ningxiao Li – PlosOne

Water microbiome

Quantification of nosZ genes and transcripts in activated sludge microbiomes with novel group-specific qPCR methods validated with metagenomic analyses – Daehyun Daniel Kim – bioRxiv

Viruses

*Glacier ice archives fifteen-thousand-year-old viruses – Zhi-Ping Zhong – bioRxiv

Meeting report: Viruses in the Built Environment (VIBE) meeting report – Aaron J. Prussin – Microbiome

Bioinformatics

*Minireview: Reintroducing mothur: 10 Years Later – Patrick D. Schloss – Applied and Environmental Microbiology

FunGeCo : A web based tool for estimation of Functional potential of bacterial genomes and microbiomes using Gene Context information – Swadha Anand – Bioinformatics

December 23, 2019

In today’s digest read about the subway microbiome (from surface and air samples collected at 16 subway stations in Oslo, Norway), role of Staphylococcus epidermidis in healthy maturation of the nasal microbiome, effect of storage and time on urinary microbiome, and more. Happy Holidays!

General microbiome

The emergence of microbiome centres – Jennifer B. H. Martiny – Nature Microbiology

Subway microbiome

*The subway microbiome: seasonal dynamics and direct comparison of air and surface bacterial communities– Jostein Gohli – Microbiome

Gut microbiome

Engineered E. coli Nissle 1917 for the delivery of matrix-tethered therapeutic domains to the gut– Pichet Praveschotinunt – Nature Communications

Urinary microbiome

*The urinary microbiota composition remains stable over time and under various storage conditions – Caspar Bundgaard-Nielsen – bioRxiv

Vaginal microbiome

Review: Genetic Heterogeneity and Taxonomic Diversity among Gardnerella Species – Joana Castro – Trends in Microbiology

Nasal microbiome

*Staphylococcus epidermidis Contributes to Healthy Maturation of the Nasal Microbiome by Stimulating Antimicrobial Peptide Production – Qian Liu – Cell Host & Microbes

Animal microbiome

Characterization of the Pig Gut Microbiome and Antibiotic Resistome in Industrialized Feedlots in China – Chunlai Wang – mSystems

Animal experiments

Altered microbiota composition reflects enhanced communication in 15q11-13 CNV mice– Dian Eurike Septyaningtrias – Neuroscience Research

Plant/root/soil microbiome

Time after Time: Temporal Variation in the Effects of Grass and Forb Species on Soil Bacterial and Fungal Communities – S. Emilia Hannula – mBio

Habitat filtering shapes the differential structure of microbial communities in the Xilingol grassland– Jie Yang – Scientific Reports

Water microbiome

Metagenomic Insights into the Effects of Seasonal Temperature Variation on the Activities of Activated Sludge– Chenbing Ai – Microorganisms

Viruses

Plant virome reconstruction and antiviral RNAi characterization by deep sequencing of small RNAs from dried leaves – Victor Golyaev – Scientific Reports

Bioinformatics

Identifying the causes and consequences of assembly gaps using a multiplatform genome assembly of a bird-of-paradise – Valentina Peona – bioRxiv

Transcriptome assembly from long-read RNA-seq alignments with StringTie2– Sam Kovaka – Genome Biology

Deconvoluting the diversity of within-host pathogen strains in a multi-locus sequence typing framework – Guo Liang Gan – BMC Bioinformatics

The Generalized Matrix Decomposition Biplot and Its Application to Microbiome Data – Yue Wang – mSystems

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