January 10, 2020

Posted on January 10, 2020 by Tulika Arora

In today’s weekend post- maternal antibodies targeting microbiota protect mice from neonatal infection, exercise improves gestational diabetes in rodent models, bacterial signature in NAFLD and TMAO as negative predictor of human embryo quality. Happy reading and a nice weekend!

General microbiome

Adolescence and aging: impact of adolescence inflammatory stress and microbiota alterations on brain development, aging and neurodegeneration – Nour Yahfoufi – The Journal of Geronotology

Preclinical and clinical relevance of probiotics and synbiotics in colorectal carcinogenesis: a systematic review – Bruna C.S. Cruz – Nutrition Reviews

Gut microbiota: a new piece in understanding hepatocarcinogenesis – An Zhou – Cancer Letters

Gut Microbiota, Diet, and Chronic Diseases: The Role Played by Oxidative Stress – Elisardo C. Vasquez – Oxidative Medicine and Cellular Longevity

New insights on the colonization of the human gut by health-promoting bacteria – Sinead T. Morrin – Applied Microbiology and Biotechnology

Human microbiome

Salivary microbiota and inflammation‐related proteins in patients with psoriasis – Daniel Belstrøm – Oral Diseases

Oral butyrate does not affect innate immunity and islet autoimmunity in individuals with longstanding type 1 diabetes: a randomised controlled trial – Pieter F. de Groot – Diabetologia

Fusobacterium nucleatum in the colorectum, and its association with cancer risk and survival: a systematic review and meta-analysis – Christian Gethings-Behncke – Cancer Epidemiology Biomarkers and Prevention

Potential impact of removing metronidazole from treatment armamentarium of mild acute Clostridioides difficile infection – Shani Zilberman-Itskovich – Future Medicine

Intrahepatic bacterial metataxonomic signature in non-alcoholic fatty liver disease – Silvia Sookoian – Gut

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

Early life microbiota

Antibiotic Resistance Genes in the Gut Microbiota of Children with Autistic Spectrum Disorder as Possible Predictors of the Disease – Alexey S. Kovtun – Microbial Drug Resistance

Trimethylamine-N-oxide is present in human follicular fluid and is a negative predictor of embryo quality – R.A.Nagy – Human Reproduction

Animal experiments

Microbiota-targeted maternal antibodies protect neonates from enteric infection – Wen Zheng – Nature

Characterization of metabolic and inflammatory profiles of transition dairy cows fed an energy-restricted diet – Giulia Esposito – Journal of Animal Science

Microbiota dependent production of butyrate is required for the bone anabolic activity of PTH – Jau-Yi Li – Journal of Clinical Investigation

Betaine addition as a potent ruminal fermentation modulator under hyperthermal and hyperosmotic conditions in vitro – Mubarik Mahmood – Journal of the Science of Food and Agriculture

Investigating temporal microbial dynamics in the rumen of beef calves raised on two farms during early life – Eóin O’Hara – FEMS Microbial Ecology

Dietary Xanthan Gum Alters Antibiotic Efficacy against the Murine Gut Microbiota and Attenuates Clostridioides difficile Colonization – Matthew K. Schnizlein – mSphere

Post‐natal co‐development of the microbiota and gut barrier function follows different paths in the small and large intestine in piglets – Alexis Pierre Arnaud – Faseb Journal

Phellinus linteus polysaccharide extract improves insulin resistance by regulating gut microbiota composition – Yangyang Liu – Faseb Journal

Exercise improves metabolic function and alters the microbiome in rats with gestational diabetes – Dayana Mahizir – Faseb Journal

Microbial reconstitution reverses early female puberty induced by maternal high-fat diet during lactation – Mengjie Wang – Endocrinology

Fecal microbiota as a noninvasive biomarker to predict the tissue iron accumulation in intestine epithelial cells and liver – Bingdong Liu – Faseb Journal

Techniques

Systematic Analysis of Impact of Sampling Regions and Storage Methods on Fecal Gut Microbiome and Metabolome Profiles – Yali Liang – mSphere

January 8, 2020

Posted on January 8, 2020 by Svetlana Ugarcina Perovic

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

Posted on December 23, 2019 by Svetlana Ugarcina Perovic

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

December 20, 2019

Posted on December 20, 2019 by xinhuang7

This may be our last edition of the Microbiome Digest before the holidays kick in. A rich and dynamic Digest brings you all things microbiome (apologies for the tight formatting). An encouraging report on how we can reduce antimicrobial resistance organically, an amazing recovery of a human genome and an oral microbiome from chewed birch pitch thousands of years ago, and a network analysis reveals four levels of hierarchical trophic interactions in the human gut microbiome. Enjoy Reading and Happy Holidays!

Events

BMC Medicine’s upcoming collection, New Frontiers in Diagnosis, Treatment and Management of Neuromuscular Disorders, is soliciting submissions.

Danone North America Announces 2019-2020 Gut Microbiome, Yogurt and Probiotics Fellowship Grant – Danone North America

Current Issue of The ISME Journal

The 9th Gut Microbiota for Health World Summit – March 7 and 8 2020 in Madrid, Spain

General microbiology

Depletion of microbiome-derived molecules in the host using Clostridium genetics – Chun-Jun Guo et al. – Science

Microbial carbon limitation ‐ the need for integrating microorganisms into our understanding of ecosystem carbon cycling – Jennifer L. Soong et al. – Global Change Biology

High-order interactions distort the functional landscape of microbial consortia – Sanchez-Gorostiaga & Bajić et al. – PLoS Biology

Antimicrobial resistance

** Significant reduction of vancomycin resistant E. faecium in the Norwegian broiler population coincided with measures taken by the broiler industry to reduce antimicrobial resistant bacteria – Roger Simm et al. – PLoS One

Preprint: Genomic analysis of carbapenemase-encoding plasmids from Klebsiella pneumoniae across Europe highlights three major patterns of dissemination – Sophia David et al. – bioRxiv

Human skin microbiome

The diversity and abundance of fungi and bacteria on the healthy and dandruff affected human scalp – Sally G. Grimshaw et al. – PLoS One

Human oral microbiome

** A 5700 year-old human genome and oral microbiome from chewed birch pitch – Theis Z. T. Jensen et al. – Nature Communications

Press: Ancient “Chewing Gum” Reveals a 5,700-Year-Old Microbiome – Jim Daley – Scientific American

Human respiratory microbiome

The upper-airway microbiota and loss of asthma control among asthmatic children – Yanjiao Zhou et al. – Nature Communications

Press: Child asthma flare-ups coincide with microbiome changes – JULIA EVANGELOU STRAIT-WUSTL – Futurity

Press: Asthma severity linked to microbiome of upper airway – MedicalXpress

Human gut microbiome

Differences in the intestinal microbiome of healthy children and patients with newly diagnosed Crohn’s disease – Kinga Kowalska-Duplaga et al. – Scientific Reports

Obesity and disease severity magnify disturbed microbiome-immune interactions in asthma patients – David Michalovich et al. – Nature Communications

Functional Associations between Gut Microbiome and Bone Health Status in Post-Menopausal Women: A Cross-Sectional Study – Bolaji Lilian Ilesanmi-Oyelere et al. – Proceedings

The microbiota composition of the offspring of patients with gestational diabetes mellitus (GDM) – Valentina Ponzo et al. – PLoS One

Differences in Fecal Microbiomes and Metabolomes of People With vs Without Irritable Bowel Syndrome and Bile Acid Malabsorption – Jeffery& Das et al. – Gastroenterology

Human vaginal microbiome

Characterization of vaginal microbiota in women with preterm labor with intra-amniotic inflammation – Teresa Cobo et al. – Scientific Reports

Human gut-microbiota-brain axis

Review: Tryptophan Metabolism: A Link Between the Gut Microbiota and Brain – Kan Gao et al. – Advances in Nutrition

Cancer microbiome

Preprint: Growth rate alterations of human colorectal cancer cells by 157 gut bacteria – Rahwa Taddese et al. – bioRxiv

Metabolomics

Metabolomics analysis of human acute graft-versus-host disease reveals changes in host and microbiota-derived metabolites – David Michonneau et al. – Nature Communications

** Integrated univariate, multivariate and correlation-based network analyses reveal metabolite-specific effects on bacterial growth and biofilm formation in necrotizing soft tissue infections – MUHAMMAD AFZAL et al. – Journal of Proteome Research

The total microbiome functions in bacteria and fungi – Robert Starke et al. – Journal of Proteomics

Animal experiments

Circadian misalignment alters insulin sensitivity during the light phase and shifts glucose tolerance rhythms in female mice – Li-Xin Zhong et al. – PLoS One

Polysaccharide from Rosa roxburghii Tratt fruit attenuates hyperglycemia, hyperlipidemia and regulates colon microbiota in diabetic db/db mice – Lei Wang et al. – Journal of Agricultural and Food Chemistry

Animal microbiome

Review: Beneath the surface: community assembly and functions of the coral skeleton microbiome – Francesco Ricci et al. – Microbiome

Impacts of florfenicol on the microbiota landscape and resistome as revealed by metagenomic analysis – Qifan Zeng et al. – Microbiome

Microbial diversity within the digestive tract contents of Dezhou donkeys – Guiqin Liu et al. – PLoS One

An inter-island comparison of Darwin’s finches reveals the impact of habitat, host phylogeny, and island on the gut microbiome – Wesley T. Loo et al. – PLoS One

Plant, root and soil microbiome

Endophytic Microbiome of Biofuel Plant Miscanthus sinensis (Poaceae) Interacts with Environmental Gradients – Chao-Li Huang et al. – Microbial Ecology

Short-term nitrogen fertilization affects microbial community composition and nitrogen mineralization function in an agricultural soil – Ouyang & Norton – Applied and Environmental Microbiology

Root microbiomes as indicators of seagrass health – Belinda C Martin et al. – FEMS Microbiology Ecology

Water and extremophile microbiome

Microbial chemolithotrophy mediates oxidative weathering of granitic bedrock – Stephanie A. Napieralski et al. – PNAS

Integrating high-throughput sequencing and metagenome analysis to reveal the characteristic and resistance mechanism of microbial community in metal contaminated sediments – Changchun Yan et al. – Science of the Total Environment

Seasonal Variability of Conditionally Rare Taxa in the Water Column Bacterioplankton Community of Subtropical Reservoirs in China – Pascaline Nyirabuhoro et al. – Microbial Ecology

Phages and viruses

Diversity, evolution, and classification of virophages uncovered through global metagenomics – David Paez-Espino et al. – Microbiome

Discordant transmission of bacteria and viruses from mothers to babies at birth – Rabia Maqsood et al. – Microbiome

Technology

Applying indirect open-circuit calorimetry to study energy expenditure in gnotobiotic mice harboring different human gut microbial communities – Ilia G. Halatchev et al. – Microbiome

Manipulating rod-shaped bacteria with optical tweezers – Zheng Zhang et al. – Scientific Reports

** A metagenomic strategy for harnessing the chemical repertoire of the human microbiome – Sugimoto et al. – Science

Enrichment of specific microbial communities by optimum applied voltages for enhanced methane production by microbial electrosynthesis in anaerobic digestion – Flores-Rodriguez & Min – Bioresource Technology

Bioinformatics

Comprehensive analysis of chromosomal mobile genetic elements in the gut microbiome reveals phylum-level niche-adaptive gene pools – Xiaofang Jiang et al. – PLoS One

** Evidence for a multi-level trophic organization of the human gut microbiome – Tong Wang et al. – PLoS Computational Biology

Microbes in the news

Exposure to UVB light may lead to beneficial changes in the human gut microbiome: Study – Danielle Masterson – Nutraingredients

Mayo Clinic researchers look at post menopause as key factor in endometrial cancer – Eurekalert

In mice, a high-fat, high-sugar diet remodels the microbiome and endocannabinoid system – ASM – EurekAlert

Prescient Metabiomics and CoreBiome collaborating to develop breakthrough colon cancer screening test – P&T Community

The microbiome is fundamental to both health and disease – Fabian Brockotter – Poultry World

Low FODMAP Diet Helps IDB Patients – Kenny Walter – MDMAG

Coculturing of Mosquito‐Microbiome Bacteria Promotes Heme Degradation in Elizabethkingia anophelis – Jack Ganley et al. – ChemBioChem

** Mining metagenomics: A faster and more efficient method to compare metagenomes – Chinese Academy of Sciences – Phys.org

Oral Health: Caring for the Other Microbiome – Julia Peterman – Whole Foods Magazine

Is There a Link Between Migraine and the Gut Microbiome? – Sally Robertson – News Medical

Non-microbiology pick

Preprint: Grant reviewer perceptions of the quality and effectiveness of panel discussion – Stephen A Gallo et al. – bioRxiv

December 6, 2019

Posted on December 6, 2019 by Tulika Arora

Today’s post is about metabolic networks of the human gut microbiota with host, how aging affects microbial world in humans, microbiome in honey bee and lifestyle dependent gut microbiota gradients in diverse Indian population. Have a nice weekend!

General microbiome

Review: Metabolic networks of the human gut microbiota – Susannah Selber-Hnatiw – Microbiology

Review: Cannabinoids and the Microbiota‐Gut‐Brain‐Axis: Emerging Effects of Cannabidiol and Potential Applications to Alcohol Use Disorders – Hollis C. Karoly – Alcoholism Clinical and Experimental Research

Review: The Unexplored World of Human Virome, Mycobiome, and Archaeome in Aging – Oscar Salvador Barrera-Vázquez – Journal of Gerontology

Review: Nanotechnology intervention of the microbiome for cancer therapy – Wantong Song – Nature Nanotechnology

Commentary: Gut microbiome influences exercise response – Claire Greenhill – Nature Reviews Endocrinology

Human microbiome

Bacterial DNA induces the formation of heat-resistant disease-associated proteins in human plasma – Victor Tetz – Scientific Reports

Lifestyle induced microbial gradients: An Indian perspective – Rashmi Singh – Frontiers in Microbiology

Microbiota, type 2 diabetes and non-alcoholic fatty liver disease: protocol of an observational study – Benedetta M. Motta – Journal of Translational Medicine

Antibiotic exposure and the risk of colorectal adenoma and carcinoma: systematic review and meta‐analysis of observational studies – Leigh N. Sanyaolu – Colorectal Disease

Higher frequency of vertebrate‐infecting viruses in the gut of infants born to mothers with type 1 diabetes – Ki Wook Kim – Pediatric Diabetes

Animal experiments

Integrative analysis of the gut microbiota and metabolome in rats treated with rice straw biochar by 16S rRNA gene sequencing and LC/MS-based metabolomics – Jie Han – Scientific Reports

Division of labor in honey bee gut microbiota for plant polysaccharide digestion – Hao Zheng – PNAS

The effect of carbohydrate sources: Sucrose, invert sugar and components of mānuka honey, on core bacteria in the digestive tract of adult honey bees (Apis mellifera) – Michelle A. Taylor – PlosOne

Seven-day Green Tea Supplementation Revamps Gut Microbiome and Caecum/Skin Metabolome in Mice from Stress – Eun Sung Jung – Scientific Reports

Cattle intestinal microbiota shifts following Escherichia coli O157:H7 vaccination and colonization travel – Raies A. Mir – PlosOne

Characterization of the cecal microbiome composition of Wenchang chickens before and after fattening – Zhen Tan – PlosOne

SOD1 deficiency alters gastrointestinal microbiota and metabolites in mice – Haruka Sagi – Experimental Gerontology

Plant, soil, root microbiome

Host-mediated microbiome engineering (HMME) of drought tolerance in the wheat rhizosphere – Michael D. Jochum – PlosOne

Arctic tundra soil bacterial communities active at subzero temperatures detected by stable isotope probing – Preshita S. Gadkari – FEMS Microbiology Ecology

Techniques

Comparison of extraction methods for recovering ancient microbial DNA from paleofeces – Richard W. Hagan – American Journal of Physical Anthropology

Microbes in the news

How Microbiomes Affect Fear – Quanta Magazine

Rainforest Dwellers and Urbanites Have Consistently Different Microbiomes – Scientific American

Human Microbiome Modulators Market is Furbishing worldwide with Bayer, BioGaia, Chr. Hansen Holding, DowDuPont – News Description

December 4, 2019

Posted on December 3, 2019 by Kiran

Highlights: Microbiome of human milk, AMON to integrate microbiome and metabolome data, soil microbiomes, skin microbiome based news and many more!

General microbiome

The fight for glycans in reproductive tract microbial ecology – MIH Pishchany – AJOG

Microbiota, a Third Player in the Host–Plasmodium Affair – D Mukherjee – Trends in Parasitology

Pregnancy and early life

Baby’s First Microbes: The Microbiome of Human Milk – MC Collado – How Fermented Foods Feed a Healthy Gut Microbiota

Human respiratory microbiome

Anterior Nares Diversity and Pathobionts Represent Sinus Microbiome in Chronic Rhinosinusitis – ID Boeck – mSphere

Animal microbiome

Next generation sequencing reveals significant variations in bacterial compositions across the gastrointestinal tracts of the Indian major carps, rohu (Labeo rohita), catla (Catla catla) and mrigal (Cirrhinus cirrhosis) – MJ Foysal – Letters in Applied Microbiology

Plant, root, and soil microbiome

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

The influence of substrate concentration on the culturability of heterotrophic soil microbes isolated by high-throughput dilution-to-extinction cultivation – R Bartelme – bioRxiv

Rhizosphere: a home for human pathogens – R Sharma – Plant Biotic Interactions

Amplicon sequencing and imputed metagenomic analysis of waste soil and sediment microbiome reveals unique bacterial communities and their functional attributes – SD Mandal – Environmental Monitoring and Assessment

Soil bacterial and fungal communities exhibit distinct long-term responses to disturbance in temperate forests – ED Osburn – Frontiers in Microbiology

Decomposition of mixtures of cover crop residues increases microbial functional diversity – SM Drost – Geoderma

Techniques

AMON: annotation of metabolite origins via networks to integrate microbiome and metabolome data – M Shaffer – BMC Bioinformatics

Identification and quantitation of clinically relevant microbes in patient samples: Comparison of three k-mer based classifiers for speed, accuracy, and sensitivity – GS Watts – PLoS Computational Biology

Extracting the GEMs: Genotype, Environment and Microbiome interactions shaping host phenotypes – BO Oyserman – bioRxiv

Microbes in the news

Korean beauty makers join the rush towards new skin gold mine of microbiome – Pulse

Mode of Delivery May Alter Microbiome, But Study Finds No Link to Later GI Issues – Gastro Endo News

Smart Skin care – Cosmetics Design Europe

The Dynamic Microbiome – Gen Eng News

microRNA Found in Gut Microbiome May Unlock Future Therapeutic Approach for MS – Multiple Sclerosis News Today

A Matchmaker for Microbiomes – Identifying Relationships of Microbes and Metabolites – Scitech Daily

November 23, 2019

Posted on November 23, 2019 by Svetlana Ugarcina Perovic

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 20, 2019

Posted on November 20, 2019 by xinhuang7

Today’s Digest brings you a comprehensive on microbial recovery after antibiotics, a series of studies in Blood on microbial changes after bone marrow transplant, how global ecological factors can drive soil microbiota evolution, and much more. Enjoy!

General microbiology

Preprint: Horizontal gene transfer drives the evolution of dependencies in bacteria – Akshit Goyal – bioRxiv

Antimicrobial resistance

Cross Journal Series: Health Policy and the Management of Antimicrobial Resistance in LMICs – BMC

** Recovery of the Gut Microbiota after Antibiotics Depends on Host Diet, Community Context, and Environmental Reservoirs – Katharine Michelle Ng et al. – Cell Host & Microbe

Testing sustained soil-to-soil contact as an approach for limiting the abiotic influence of source soils during experimental microbiome transfer – Ryan V Trexler & Terrence H Bell – FEMS Microbiology Letters

Natural products discovery and potential for new antibiotics – Olga Genilloud – Current Opinion in Microbiology

Engineering enzymatic assembly lines to produce new antibiotics – Kenan AJ Bozhüyük et al. – Current Opinion in Microbiology

Human gut microbiome

Antibiotic Exposures and Dietary Intakes Are Associated with Changes in Microbiota Compositions in Allogeneic Hematopoietic Stem Cell Transplant Patients – Chi L. Nguyen et al. – Blood

Impact of Antibiotics on Gut Microbiota Diversity and the Results of a Prospective Dietary Assessment in Patients with Multiple Myeloma Undergoing Autologous Hematopoietic Stem Cell Transplantation – Christopher D’Angelo et al. – Blood

** Impact of Gut Mycobiota Composition on Outcomes after Allogeneic Hematopoietic Cell Transplantation – Florent Malard et al. – Blood

Functional microbiome deficits associated with ageing: Chronological age threshold – Susana Ruiz‐Ruiz et al. – Aging Cell

Human gut-microbiome-brain axis

Review: Gut Microbiota: A Perspective for Psychiatrists – Rea K. et al. – Neuropsychobiology

Metabolomics

Review: Metabolomics biotechnology, applications, and future trends: a systematic review – Qiang Yang et al. – RSC Adv

Animal experiments

Hematopoietic Npc1 mutation shifts gut microbiota composition in Ldlr−/− mice on a high-fat, high-cholesterol diet – Tom Houben et al. – Scientific Reports

Animal microbiome

Cross-kingdom analysis of nymphal-stage Ixodes scapularis microbial communities in relation to Borrelia burgdorferi infection and load – William J Landesman et al. – FEMS Microbiology Ecology

Abdominal microbial communities in ants depend on colony membership rather than caste and are linked to colony productivity – Francisca H. I. D. Segers et al. – Ecology and Evolution

Plant, root and soil microbiome

The invasive potential of a hybrid species: insights from soil chemical properties and soil microbial communities – Feng Sun et al. – Journal of Plant Ecology

** The role of multiple global change factors in driving soil functions and microbial biodiversity – Matthias C. Rillig et al. – Science

Influence of sulfur fertilization on CuO nanoparticles migration and transformation in soil pore water from the rice (Oryza sativa L.) rhizosphere – Lijuan Sun et al. – Environmental Pollution

Water and extremophile microbiome

Effect of temperature on opportunistic pathogen gene markers and microbial communities in long-term stored roof-harvested rainwater – Xiaodong Zhang et al. – Environmental Research

Metabolic profiling of cold adaptation of a deep-sea psychrotolerant Microbacterium sediminis to prolonged low temperature under high hydrostatic pressure – Jin-Mei Xia et al. – Applied Microbiology and Biotechnology

Groundwater cable bacteria conserve energy by sulfur disproportionation – Hubert Müller et al. – The ISME Journal

Bioinformatics

Impact of quality trimming on the efficiency of reads joining and diversity analysis of Illumina paired-end reads in the context of QIIME1 and QIIME2 microbiome analysis frameworks – Attayeb Mohsen et al. – BMC Bioinformatics

Microbes in the news

New Etiology of Rheumatoid Arthritis Identified in the Gut Microbiome – Frieda Wiley – Rheumatology Network

Gut microbiome diversity associates with sleep quality in healthy adults – Allison Clark – Gut Microbiota For Health

Metagenomics Unlocks Unknowns of Diarrheal Disease Cases in Children – John Toon – GA Tech

Clues for predicting premature birth risk may be found in mother’s immune system, microbiome – Amanda Keener – Genetic Literacy Project

Study offers a bird’s eye view of a bird’s smell – Kaylie Connors – Great Lakes Echo

Microbes on the market

Lancôme brings microbiome hub to Hong Kong with DFS – Elena Dimama – DFNI

November 11, 2019

Posted on November 11, 2019 by Tulika Arora

Monday’s morning digest is all about interesting updates in microbiome field – real time sampling of international travelers to study antibiotic resistant bacteria, new techniques on using rectal swabs instead of fecal samples to study infant microbiota, 16srRNA gene sequencing for strain level identification and if neutraceutical consumption helps in multiple sclerosis! Finally some interesting review articles on microbial ecology in wine making and a Movember month featured article on association of gut microbiome with men’s sexual health. Enjoy reading!

General microbiome

From the vineyard to the winery: how microbial ecology drives regional distinctiveness of wine – Di Liu – Frontiers in Microbiology

The Gut Microbiome and Men’s Sexual Health – Mohamad M. Osman – Current Sexual Heath Reports

Antibacterial Soaps and Other Cleaners May Actually Be Aiding in the Development of Super Bacteria – Shimon Shatzmiller – Pharmacology, Toxicology and Pharmaceutics

Dietary lipids, gut microbiota and lipid metabolism – Marc Schoeler – Reviews in Endocrine and Metabolic Disorders

Human microbiome

Functional characterisation of gut microbiota and metabolism in Type 2 diabetes indicates that Clostridiales and Enterococcus could play a key role in the disease – Marina Mora-Ortiz – BioRxiv

Real-time sampling of travelers shows intestinal colonization by multidrug-resistant bacteria to be a dynamic process with multiple transient acquisitions – A. Kantele – BioRxiv

A multi-omic cohort as a reference point for promoting a healthy human gut microbiome – Zhuye Jie – BioRxiv

Antimicrobial resistance gene prevalence in a population of patients with advanced dementia is related to specific pathobionts – Aislinn D. Rowan-Nash – BioRxiv

Genomic characterization of the non-O1/non-O139 Vibrio cholerae strain that caused a gastroenteritis outbreak in Santiago, Chile, 2018 – Mónica Arteaga – BioRxiv

Molecular Reconstruction of the Diet in Human Stool Samples – Frank Maixner – mSystems

Infant microbiome

Impacts of Delivery Mode on Very Low Birth Weight Infants’ Oral Microbiome – Hongping Li – Pediatrics and Neonatology

Biomarker Research in ADHD: the Impact of Nutrition (BRAIN) – study protocol of an open-label trial to investigate the mechanisms underlying the effects of a few-foods diet on ADHD symptoms in children – Tim Stobernack – BMJ Open

Immunometabolic approaches to prevent, detect, and treat neonatal sepsis – Maria Giulia Conti – Pediatric Research

Rectal swabs are a reliable proxy for faecal samples in infant gut microbiota research based on 16S-rRNA sequencing – Marta Reyman – Scientific Reports

Gut microbiome of treatment-naïve MS patients of different ethnicities early in disease course – R. E. Ventura – Scientific Reports

Animal experiments

Vasoactive intestinal peptide deficiency is associated with altered gut microbiota communities in male and female C57BL/6 mice – Manpreet Bains – Frontiers in Microbiology

Metabolic analysis of regionally distinct gut microbial communities using an in vitro platform – Jenni Firrman – Agricultural and Environmental Chemistry

Effect of Diet on the Enteric Microbiome of the Wood-Eating Catfish Panaque nigrolineatus – Harold J. Schreier – Frontiers in Microbiology

A high-fat/high-protein, Atkins-type diet exacerbates Clostridioides (Clostridium) difficile infection in mice, whereas a high-carbohydrate diet protects – Chrisabelle C. Mefferd – BioRxiv

Plant, soil, root microbiome

Effects of repeated applications of urea with DMPP on ammonia oxidizers, denitrifiers, and non-targeted microbial communities of an agricultural soil in Queensland, Australia – Aineah Obed Luchibia – Applied Soil Ecology

Covariation of diet and gut microbiome in African megafauna – Tyler R. Kartzinel – PNAS

Fungal communities resist recovery in sand mine restoration – Miranda Hart – Frontiers in Forest and Global Change

Microbial community structure and ecology in sediments of a pristine mangrove forest – C.O.Santana – BioRxiv

Bridging the gap between single-strain and community-level plant-microbe chemical interactions – Bridget O’Banion – Molecular Plant-Microbe Interactions

A brief from the leaf: latest research to inform our understanding of the phyllosphere microbiome – Johan HJ Leveau – Current Opinion in Microbiology

Water microbiome

Metabolic and biogeochemical consequences of viral infection in aquatic ecosystems – Amy E. Zimmerman – Nature Reviews Microbiology

Down to the bone: the role of overlooked endolithic microbiomes in reef coral health – Mathieu Pernice – ISME Journal

Differential responses of stream water and bed sediment microbial communities to watershed degradation – Hehuan Liao – Environment International

B12 production by marine microbial communities and Dinoroseobacter shibae continuous cultures under different growth and respiration rates – Josue Villegas-Mendoza – Aquatic Microbial Ecology

Quantifying the contribution of microbial immigration in engineered water systems – Ran Mei – Microbiome

Microbial community rearrangements in power-to-biomethane reactors employing mesophilic biogas digestate – Norbert Ács – Frontiers in Energy Research

Techniques

Evaluation of 16S rRNA gene sequencing for species and strain-level microbiome analysis – Jethro S. Johnson – Nature Communications

AMR – An R Package for Working with Antimicrobial Resistance Data – Matthijs S. Berends – BioRxiv

Probiotics Prebiotics

The effect of emerging nutraceutical interventions for clinical and biological outcomes in multiple sclerosis: A systematic review – Wolfgang Marx – Multiple Sclerosis and Related Disorders

Resveratrol treatment improves the altered metabolism and related dysbiosis of gut programed by prenatal high-fat diet and postnatal high-fat diet exposure – Yi-Chuan Huang – The Journal of Nutritional Biochemistry

The effects of inulin on gut microbial composition: a systematic review of evidence from human studies – Quentin Le Bastard – European Journal of Clinical Microbiology & Infectious Diseases

November 8, 2019

Posted on November 8, 2019 by Tulika Arora

Today’s week-end digest is about new bioinformatic tools (MGnify, PIME, MDiNE) for microbiota analysis, how chemical and built environment of home affects human microbiota and guidelines for the gut microbiome studies in hypertension.

General microbiome

Adaptation of the Gut Microbiota to Modern Dietary Sugars and Sweeteners – Sara C. Di Rienzi – Advances in Nutrition

Bacteriophages in gastroenterology—from biology to clinical applications – João Sabino – Alimentary Pharmacology and Therapeutics

Boosting natural history research via metagenomic clean-up of crowdsourced feces – Amrita Srivathsan – Plos Biology

Human microbiome

Lower gut microbiome diversity and higher abundance of proinflammatory genus Collinsella are associated with biopsy-proven nonalcoholic steatohepatitis – Stuart Astbury – Gut Microbes

Guidelines for Transparency on Gut Microbiome Studies in Essential and Experimental Hypertension – Francine Z. Marques – Hypertension

The association between dietary fibre deficiency and high-income lifestyle-associated diseases: Burkitt’s hypothesis revisited – Stephen J. O’Keefe – The Lancet Gastroenterology and Hepatology

Animal experiments

Bacterial Swarming as a Protective Response to Intestinal Stress – Weijie Chen – BioRxiv

Flaxseed oil supplementation improves intestinal function and immunity, associated with altered intestinal microbiome and fatty acid profile in pigs with intrauterine growth retardation – Lianqiang Che – Food and Function

Gamma-aminobutyric acid-producing lactobacilli positively affect metabolism and depressive-like behaviour in a mouse model of metabolic syndrome – E. Patterson – Scientific Reports

Plant, root and soil microbiome

Short term effects of different green manure amendments on the composition of main microbial groups and microbial activity of a submerged rice cropping system – Muhammad Israr Khan – Applied Soil Ecology

Cost-effective in-situ remediation technologies for complete mineralization of dyes contaminated soils – Vipul R. Patel – Chemosphere

Distinct Microbial Community of Phyllosphere Associated with Five Tropical Plants on Yongxing Island, South China Sea – Lijun Bao – Microorganisms

Tracing the evolutionary routes of plant–microbiota interactions – Carmen Escudero-Martinez – Current Opinion in Microbiology

Water microbiome

Diet shapes cold‐water corals bacterial communities – Pierre E. Galand – Environmental Microbiology

Built Environment

Home chemical and microbial transitions across urbanization – Laura-Isobel McCall – Nature Microbiology

Techniques

Learning representations of microbe–metabolite interactions – James T. Morton – Nature Methods

MGnify: the microbiome analysis resource in 2020 – Alex L. Mitchell – Nucleic Acids Research

PIME: A package for discovery of novel differences among microbial communities – Luiz Fernando W. Roesch – Molecular Ecology Resources

MDiNE: A model to estimate differential co-occurrence networks in microbiome studies – Kevin McGregor – Bioinformatics

Probiotics

Fermentation of plant-based milk alternatives for improved flavour and nutritional value – Muzi Tangyu – Applied Microbiology and Biotechnology

Modulations of Probiotics on Gut Microbiota in a 5‐Fluorouracil‐Induced Mouse Model of Mucositis – Chun Yan Yeung – Journal of Gastroenterology and Hepatology

The effect of an additive containing three Lactobacillus species on the fermentation pattern and microbiological status of silage – Maja Fijałkowska – Journal of the Science of Food and Agriculture

Microbes in the news

Gut Microbiome Puts the Brakes on Iron Absorption – Michigan Medicine

The Link Between Sleep and Your Gut Microbiome – Health central

Microbiome in China: Cosmetic trend will ‘heat up’ by the end of 2020, says expert – Cosmetics Design-Asia

Enterome Enters Research Collaboration With Major Cancer Center Focused on New Microbiome-derived Immunotherapies – Yahoo Finance

Non Microbiology Picks

Is running associated with a lower risk of all-cause, cardiovascular and cancer mortality, and is the more the better? A systematic review and meta-analysis – Zeljko Pedisic – British Journal of Sports Medicine

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Microbiome Digest – Bik's Picks

A daily digest of scientific microbiome papers, by the MD team. Founded by Elisabeth Bik, microbiome and science integrity consultant. Twitter: @microbiomdigest

Category Archives: Animal microbiome

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