February 9, 2021

Today’s updates in microbiome – iron homeostasis in host and gut bacteria, flavonol catabolism in gut bacteria, protocol for characterization of pulmonary microbiota, how single bacterial strain prevents GVHD and many more… happy reading!

General microbiome

Iron homeostasis in host and gut bacteria – a complex interrelationship – Yohannes Seyoum – Gut Microbes

α1-3Gal antigen in gut microbiota, a potential new environmental factor in multiple sclerosis – LéoBoussamet – Clinical Immunology

Human microbiome

Alterations in the gut bacterial microbiome in people with type 2 diabetes mellitus and diabetic retinopathy – Taraprasad Das – Scientific Reports

Discovery of an ene-reductase for initiating flavone and flavonol catabolism in gut bacteria – Gaohua Yang – Nature Communications

Animal microbiome

A single strain of Bacteroides fragilis protects gut integrity and reduces GVHD – M. Hanief Sofi – JCI Insight

Social behavior of musk deer during the mating season potentially influences the diversity of their gut microbiome – Jianmei Li​ – PeerJ

Low-dose exposure of glyphosate-based herbicides disrupt the urine metabolome and its interaction with gut microbiota – Jianzhong Hu – Scientific Reports

Cross-Feeding of a Toxic Metabolite in a Synthetic Lignocellulose-Degrading Microbial Community – Jessica A. Lee – Microorganisms

Dietary sphinganine is selectively assimilated by members of the mammalian gut microbiome – LeeMin-Ting – Journal of Lipid Research

Functional Foods

Shaping the Future of Probiotics and Prebiotics – Marla Cunningham – Trends in Microbiology

Utilizing the Food–Pathogen Metabolome to Putatively Identify Biomarkers for the Detection of Shiga Toxin-Producing E. coli (STEC) from Spinach – Snehal R. Jadhav – Metabolites

Clinical effects and gut microbiota changes of using probiotics, prebiotics or synbiotics in inflammatory bowel disease: a systematic review and meta-analysis – Xiao-Feng Zhang – European Journal of Nutrition

Diabetes-induced cardiomyopathy is ameliorated by heat-killed Lactobacillus reuteri GMNL-263 in diabetic rats via the repression of the toll-like receptor 4 pathway – Chung-Jen Chiang – European Journal of Nutrition

Water microbiome

Understanding structure/function relationships in nitrifying microbial communities after cross-transfer between freshwater and seawater – Blanca M. Gonzalez-Silva – Scientific Reports

The microbial dimension of submarine groundwater discharge:current challenges and future directions – Clara Ruiz-González- FEMS Microbiology Reviews

Estrogen induces shift in abundances of specific groups of the coral microbiome – Caren L. S. Vilela – Scientific Reports

Metabolic fingerprinting of the Antarctic cyanolichen Leptogium puberulum–associated bacterial community (Western Shore of Admiralty Bay, King George Island, Maritime Antarctica) – Jakub Grzesiak – Microbial Ecology

Techniques

Development of a robust protocol for the characterization of the pulmonary microbiota – Nathan Dumont-Leblond – Nature Communications

Microbes in news

Eating fat-rich foods as a child causes long-lasting changes in gut microbiome: Study – First post

Human Microbiome Market Set to Register Healthy CAGR During to 2026 – KSU The Sentinel Newspaper

January 29, 2021

Human gut microbiome

Gut microbiome dysbiosis and correlation with blood biomarkers in active-tuberculosis in endemic setting – Khaliq et al. – PLOS One

Gut microbiota profile of Indonesian stunted children and children with normal nutritional status – Surono et al. – PLOS One

[PREPRINT]Infant gut strain persistence is associated with maternal origin, phylogeny, and functional potential including surface adhesion and iron acquisition – Lou et al. – bioRxiv

Human metabolome

Umbilical cord blood metabolome differs in relation to delivery mode, birth order and sex, maternal diet and possibly future allergy development in rural children – Ross et al. – PLOS One

Animal experiments (mouse/rat experiments, chickens/pigs on different diets)

Innate gut microbiota predisposes to high alcohol consumption – Ezquer et al. – Addiction Biology

Animal microbiome

Diet-induced changes in bacterial communities in the jejunum and their associations with bile acids in Angus beef cattle – Liu et al. – Animal Microbiome

Plant, root, and soil microbiome

Investigation of the microbiota associated with ungerminated and germinated Norwegian barley cultivars with focus on lactic acid bacteria – Østlie et al. – International Journal of Food Microbiology

Water and extremophile microbiome (sea, rivers, lakes, glaciers, permafrost, high-salt)

[PREPRINT]Diversity, activity and abundance of benthic microbes in the southeastern Mediterranean Sea: A baseline for monitoring – Rubin-Blum – bioRxiv

[PREPRINT]Deep-sea plastisphere: long-term colonization by plastic-associated bacterial and archaeal communities in the Southwest Atlantic Ocean – Agostini – bioRxiv

Food microbiology

Systematic assessment of oat β-glucan catabolism during in vitro digestion and fermentation – Bai et al. – Food Chemistry

Bioinformatics

One is not enough: On the effects of reference genome for the mapping and subsequent analyses of short-reads – Valiente-Mullor et al. – PLOS Computational Biology

January 22, 2021

Good morning from New Jersey! A wide range of microbiome research to share with you today. Highlights include fecal microbiota transplantation in horses with colitis and a review on the foggy relationship between microbes and plastics. There are also a couple papers on metabolic modeling and an examination of how much black soldier flies like human food waste (hint: a lot).

Jobs

New postdoctoral positions were just announced at the University of Minnesota for “research at the interface of microbiome + human genomics” in the lab of Dr. Ran Blekhman (disclosure: my Ph.D. advisor).

Human skin microbiome

Potential role of the skin and gut microbiota in premenarchal vulvar lichen sclerosus: A pilot case-control study, Chattopadhyay and Arnold et al., PLOS ONE

Human gut microbiome

Degradation of complex arabinoxylans by human colonic Bacteroidetes, Gabriel V. Pereira et al., Nature Communications

Review – The complexities of the diet-microbiome relationship: advances and perspectives, Emily R. Leeming et al., Genome Medicine

Review – Understanding the host-microbe interactions using metabolic modeling, Jansma and El Aidy, Microbiome

Microbial Species that Initially Colonize the Human Gut at Birth or in Early Childhood Can Stay in Human Body for Lifetime, Li and Nelson, Microbial Ecology

Animal experiments

Preprint – The Predicted Metabolic Function of the Gut Microbiota of Drosophila melanogaster, Nana Ankrah et al, bioRxiv

Animal microbiome

Assessment of clinical and microbiota responses to fecal microbial transplantation in adult horses with diarrhea, Caroline A. McKinney et al., PLOS ONE

Climate change alters the haemolymph microbiome of oysters, Elliot Scanes et al., Marine Pollution Bulletin

Functional screening of a Caatinga goat (Capra hircus) rumen metagenomic library reveals a novel GH3 β-xylosidase, Betulia de Morais Souto et al., PLOS ONE

Built environment

Impact of Processed Food (Canteen and Oil Wastes) on the Development of Black Soldier Fly (Hermetia illucens) Larvae and Their Gut Microbiome Functions, Thomas Klammsteiner et al., Frontiers in Microbiology

Review – Plastics and the microbiome: impacts and solutions, G. Lear et al., Environmental Microbiome

Bioinformatics

Real-time resolution of short-read assembly graph using ONT long reads, Son Hoang Nguyen et al., PLOS Computational Biology

Covariance matrix filtering with bootstrapped hierarchies, Bongiorno and Challet, PLOS ONE

January 19, 2021

Today’s digest includes a full list of the collection of articles looking at the prenatal microbiota that was recently published in Microbiome as well as some excellent articles from Cell Host & Microbe. 

General Microbiome

A microbial metabolite remodels the gut-liver axis following bariatric surgery – Chaudhari et al. Cell Host & Microbe. 

[REVIEW] The microbiota in pneumonia: From protection to predisposition. Thibeault et al. Science Translational Medicine. 

Prenatal Microbiome

BMC Microbiome has published a collection of articles looking at the prenatal microbiome including perspectives, and commentaries from a range of experts.  

A philosophical perspective on the prenatal in utero microbiome debate – Walter and Hornef. Microbiome. 

Batch effects account for the main findings of an in utero human intestinal bacterial colonization study – Goffau et al. Microbiome

Group therapy on in utero colonization: seeking common truths and a way forward. Silverstein and Mysorekar. Microbiome. 

Lessons learned from the prenatal microbiome controversy. Blaser et al. Microbiome. 

Microbiome or no microbiome: are we looking at the prenatal environment through the right lens? – Fricke and Ravel. Microbiome. 

Corroborating evidence refutes batch effect as explanation for fetal bacteria – Rackeiyte et al. Microbiome

Gut microbiome

Role of dietary fiber in the recovery of the human gut microbiome and its metabolome. Tanes et al. Cell Host & Microbe

Biogeography of the Relationship between the Child Gut Microbiome and Innate Immune System – Amenyogbe et al. mSystems

Associations of Genetic Variants Contributing to Gut Microbiota Composition in Immunoglobin A Nephropathy – He et al. mSystems

Traditional Human Populations and Nonhuman Primates Show Parallel Gut Microbiome Adaptations to Analogous Ecological Conditions – Sharma et al. mSystems

Animal microbiome

Heritable Gut Microbiome Associated with Salmonella enterica Serovar Pullorum Infection in Chickens –  Ding et al. mSystems 

Probiotics

Bifidobacterium bifidum strains synergize with immune checkpoint inhibitors to reduce tumour burden in mice – Lee et al. Nature Microbiology. 

January 12, 2021

Good morning, today we have a quite divers selection of studies. Of special note are the results of the PREDICT 1 study, published in Nature Medicine (Asnicar et al.). Furthermore, we cover among others virome in pregnant women, gut microbiome and PD, some animal microbiome studies, water microbiome, and bioinformatic tools.

General microbiome

[Meeting Report]Microbiome for Mars: surveying microbiome connections to healthcare with implications for long-duration human spaceflight, virtual workshop, July 13, 2020 – LaPelusa et al. – Microbiome

Identifying background microbiomes in an evidence recovery laboratory: A preliminary study – Neckovic et al. – Science & Justice

Human vaginal microbiome/virome

Comparison of viromes in vaginal secretion from pregnant women with and without vaginitis – Zhang et al. – Virology Journal

Human gut microbiome

Microbiome connections with host metabolism and habitual diet from 1,098 deeply phenotyped individuals – Asnicar et al. – Nature Medicine

Gut Microbiota Dysbiosis Is Associated with Elevated Bile Acids in Parkinson’s Disease – Li et al. – Metabolites

Animal microbiome

The Combined Effects of Magnesium Oxide and Inulin on Intestinal Microbiota and Cecal Short-Chain Fatty Acids – Omori et al. – Nutrients

Effect of host breeds on gut microbiome and serum metabolome in meat rabbits – Ye et al. – BMC Veterinary Research

Differential response of digesta- and mucosa-associated intestinal microbiota to dietary insect meal during the seawater phase of Atlantic salmon – Li et al. – Animal Microbiome

Plant, root, and soil microbiome

Diversity and composition of the Panax ginseng rhizosphere microbiome in various cultivation modesand ages – Tong et al. – BMC Microbiology

Water microbiome

Eukaryotic community diversity and pathogenic eukaryotes in a full-scale drinking water treatment plant determined by 18S rRNA and metagenomic sequencing – Li et al. – Environmental Science and Pollution Research

Microbial community structure in aquifers associated with arsenic: analysis of 16S rRNA and arsenite oxidase genes – Sonthiphand et al. – PeerJ

Fungi Present in Antarctic Deep-Sea Sediments Assessed Using DNA Metabarcoding – Ogaki et al. – Environmental Microbiology

Built environment

Comparative analysis of impact of human occupancy on indoor microbiomes – Cao et al. – Frontiers of Environmental Science & Engineering

Bioinformatics

Re-purposing software for functional characterization of the microbiome – Gardiner et al. – Microbiome

[PREPRINT]Mining underutilized whole-genome sequencing projects to improve 16S rRNA databases – Nolan et al. – bioRxiv

Meta-Apo improves accuracy of 16S-amplicon-based prediction of microbiome function – Jing et al. – BMC Genomics

Techniques

Exploring protocol bias in airway microbiome studies: one versus two PCR steps and 16S rRNA gene region V3 V4 versus V4 – Drengenes et al. – BMC Genomics

Quantitative image analysis of microbial communities with BiofilmQ – Hartmann et al. – Nature Microbiology

Microbes in the news (popular press, EurekAlert, ScienceDaily, Youtube, NPR, etc)

Do the bugs in our guts make us sick, sad and obese? – Sismondo – Toronto Star

New microbiome research finds associations between microbes, diet, and metabolic health – Krawiec – Nutritional outlook

January 06, 2021

Good morning, today we selected papers about the cancer microbiome atlas, detection of blood parasites, antibiotics and gut microbiome, metabolome and a new binning approach for metagenomic data using auto-encoders.

General microbiome

The cancer microbiome atlas: a pan-cancer comparative analysis to distinguish tissue-resident microbiota from contaminants – Dohlaman et al. – Cell Host & Microbe

Human nearly-sterile sites (blood, organs, brain)

Sensitive universal detection of blood parasites by selective pathogen-DNA enrichment and deep amplicon sequencing – Flaherty et al. – Microbiome

Human gut microbiome

Long-Term Impact of Suppressive Antibiotic Therapy on Intestinal Microbiota – Escudero-Sanchez et al. – genes

Water and extremophile microbiome (sea, rivers, lakes, glaciers, permafrost, high-salt)

Metagenomics dataset used to characterize microbiome in water and sediments of the lake Solenoe (Novosibirsk region, Russia) – Bryanskaya et al. – Data in Brief

*Metabolome

Changes in the Serum Metabolome of Patients Treated With Broad-Spectrum Antibiotics – Kaskiw et al. – Pathogens and Immunity

Walnut Consumption, Plasma Metabolomics, and Risk of Type 2 Diabetes and Cardiovascular Disease – Guasch-Ferre et al. – The Journal of Nutrition

Bioinformatics

Improved metagenome binning and assembly using deep variational autoencoders – Nissen et al. – Nature Biotechnology

December 10, 2020

Good morning from New Jersey! Only a few new research articles to share with you today, but FOUR new reviews on the microbiome’s role in cancers and periodontal disease. And if you’re feeling adventurous, PLOS ONE just published an article on human postmortem decomposition that includes a brief evaluation of the buried corpse microbiome.

Jobs

A new postdoctoral position was just posted at the University of Minnesota for research on new methods of fecal microbiota transplantation.

General microbiome

Review – Unexpected guests in the tumor microenvironment: microbiome in cancer, Abigail Wong-Rolle et al., Protein Cell

Review – Understanding the microbial components of periodontal diseases and periodontal treatment-induced microbiological shifts, Ioannis Fragkioudakis et al., Journal of Medical Microbiology

Human gut microbiome

Identification of a Novel Cobamide Remodeling Enzyme in the Beneficial Human Gut Bacterium Akkermansia muciniphila, Kenny C. Mok et al., mBio

Interpretable Machine Learning Framework Reveals Robust Gut Microbiome Features Associated With Type 2 Diabetes, Wanglong Gou et al., Diabetes Care

Gut microbial ecosystem in Parkinson’s disease: New clinico‐biological insights from multi‐omics, Ai Huey Tan et al., Annals of Neurology

Review – Intervention on Gut Microbiota May Change the Strategy for Management of Colorectal Cancer, Sedigheh Taghinezhad‐S et al., Gastroenterology and Hepatology

Short-Chain Fatty Acid-Producing Gut Microbiota Is Decreased in Parkinson’s Disease but Not in Rapid-Eye-Movement Sleep Behavior Disorder, Hiroshi Nishiwaki et al., mSystems

Animal experiments

Respiratory tissue-associated commensal bacteria offer therapeutic potential against pneumococcal colonization, Soner Yildiz et al., eLife

Effects of Pinus massoniana pollen polysaccharides on intestinal microenvironment and colitis in mice, Niu and Shang et al., Food & Function

A Subset of Roux-en-Y Gastric Bypass Bacterial Consortium Colonizes the Gut of Nonsurgical Rats without Inducing Host-Microbe Metabolic Changes, Zhigang Liu et al., mSystems

Plant, root, and soil microbiome

Preprint – Rapid evolution of bacterial mutualism in the plant rhizosphere, Erqin Li et al., bioRxiv

Review – Coffee Microbiota and Its Potential Use in Sustainable Crop Management, Benoit Duong et al., Frontiers in Sustainable Food Systems

Bioinformatics

Review – Tissue-associated microbial detection in cancer using human sequencing data, Rebecca M. Rodriguez et al., BMC Bioinformatics

Techniques

Preprint – BIOME-Preserve: A Novel Storage and Transport Medium for Preserving Anaerobic Microbiota Samples for Culture Recovery, Embriette R. Hyde et al., bioRxiv

December 08, 2020

General microbiome

The Microbial Conveyor Belt: Connecting the Globe through Dispersion and Dormancy – Mestre & Höfer – Trends in Microbiology

Microbiomes for All – Muth & Caplan – Frontiers in Microbiology

Human oral microbiome

[REVIEW]The Oral Host–Microbial Interactome: An Ecological Chronometer of Health? – Freire, Nelson & Edlund – Trends in Microbiology

Human vaginal microbiome

Impact of vaginal microbiome communities on HIV antiretroviral-based pre-exposure prophylaxis (PrEP) drug metabolism – Cheu et al. – PLOS Pathogens

Human gut microbiome

The Effect of Probiotics Supplementation on Gut Microbiota After Helicobacter pylori Eradication: A Multicenter Randomized Controlled Trial – Tang et al. – Infectious Diseases and Therapy

Therapeutic potential of natural products against atherosclerosis: Targeting on gut microbiota – Zhao et al. – Pharmacological Research

Glycan utilization systems in the human gut microbiota: a gold mine for structural discoveries – Tamura & Brumer – Current Opinion in Structural Biology

Animal microbiome (for animals in the wild)

Distinct gut microbiotas between southern elephant seals and Weddell seals of Antarctica – Kim, Cho & Lee – Journal of Microbiology

Plant, root, and soil microbiome

Soil texture and properties rather than irrigation water type shape the diversity and composition of soil microbial communities – Obayomi et al. – Applied Soil Ecology

Microbes in space

[BOOK CHAPTER]Antarctic Bacteria as Astrobiological Models – Abbott & Pearce – Extremophiles as Astrobiological Models

Bioinformatics

MANTA, an integrative database and analysis platform that relates microbiome and phenotypic data – Chen et al. – PLOS One

[REVIEW]Measuring the microbiome: best practices for developing and benchmarking microbiomics methods – Bokulich et al. – Computational and Structural Biotechnology Journal

[REVIEW]Seeing the forest for the trees: retrieving plant secondary biochemical pathways from metabolome networks – Desmet et al. – Computational and Structural Biotechnology Journal

Evaluation of Single Sample Network Inference Methods for Metabolomics-Based Systems Medicine – Jahagirdar & Saccenti – Journal of Proteome Research

December 02, 2020

General microbiome

The Interplay of Sex Steroids, the Immune Response, and the Intestinal Microbiota – Pace & Watnick – Trends in Microbiology

[REVIEW]Circulating 16S RNA in Biofluids: Extracellular Vesicles as Mirrors of Human Microbiome? – Ricci et al. – Int. J. Mol. Sci.

[REVIEW]Microbiota and Obesity: Where Are We Now? – Ballini et al. – Biology

Human vaginal microbiome

Vaginal Microbiome-Based Bacterial Signatures for Predicting the Severity of Cervical Intraepithelial Neoplasia – Lee et al. – Diagnostics

Human gut microbiome

A functional ecological network based on metaproteomics responses of individual gut microbiomes to resistant starches – Li et al. – Computational and Structural Biotechnology Journal

[REVIEW]Personalized Nutrition Through The Gut Microbiota: Current Insights And Future Perspectives – Vandeputte – Nutrion Reviews

[REVIEW]Harnessing the gut microbiota to promote metabolic health – Zmora – Nutrion Reviews

Animal experiments (mouse/rat experiments, chickens/pigs on different diets)

Cage bedding modifies metabolic and gut microbiota profiles in mouse studies applying dietary restriction – Gregor et al. – Scientific Reports

Animal microbiome (for animals in the wild)

Influence of Environmental Stressors on the Microbiota of Zebra Mussels (Dreissena polymorpha) – Mathai et al. – Invertebrate Microbiology

Gut microbiota protects honey bees (Apis mellifera L.) against polystyrene microplastics exposure risks – Wang et al. – Journal of Hazardous Materials

Plant, root, and soil microbiome

Variable characteristics of microbial communities on the surface of sweet cherries under different storage conditions – Zhang et al. – Postharvest Biology and Technology

Biodiversity of pesticides degrading microbial communities and their environmental impact – Kumar et al. – Biocatalysis and Agricultural Biotechnology

Bioinformatics

[REVIEW]Evaluating and minimizing batch effects in metabolomics – Han & Li – Mass Spectrometry Reviews

November 17, 2020

Multi-site human microbiome

Microbiome diversity predicts surgical success in patients with rectovaginal fistula – Leach et al. – International Urogynecology Journal

Human oral microbiome

[REVIEW]Oral Microbiota and Cancer Development – Tuominen & Rautava – Pathobiology

Human vaginal/pregnancy microbiome

Shotgun sequencing of the vaginal microbiome reveals both a species and functional potential signature of preterm birth – Feehily et al. – npj biofilms and microbiomes

Human gut microbiome

[REVIEW]IBDs and the pediatric age: Their peculiarities and the involvement of the microbiota – Cococcioni et al. – Digestive and Liver Disease

Gut microbiome stability and dynamics in healthy donors and patients with non-gastrointestinal cancers – Byrd et al. – JEM

Species-dependent variation of the gut bacterial communities across Trypanosoma cruzi insect vectors – Arias-Giraldo – PLOS One

Gut Microbiota and Cancer Correlates – Malaviya et al. – Probiotic Research in Therapeutics

Short-Chain Fatty Acids and Lipopolysaccharide as Mediators Between Gut Dysbiosis and Amyloid Pathology in Alzheimer’s Disease – Marizzoni et al. – Journal of Alzheimer’s Disease

Built environment (subways, indoor surfaces)
Unravelling the importance of the eukaryotic and bacterial communities and their relationship with Legionella spp. ecology in cooling towers: a complex network – Paranjape et al. – Microbiome

Techniques
Transductomics: sequencing-based detection and analysis of transduced DNA in pure cultures and microbial communities – Kleiner et al. – Microbiome

[REVIEW]NMR: Unique Strengths That Enhance Modern Metabolomics Research – Edison et al. – Analytical Chemistry

Microbes in the news (popular press, EurekAlert, ScienceDaily, Youtube, NPR, etc)

Study offers “indisputable” link between Alzheimer’s and gut microbiome – Lavars – New Atlas