June 24, 2022

Today we have a report in Science on bacterium which is 1cm long, a great review of the gut virome in human health, and a meta-analysis of mycobiota signatures in colorectcal cancer among some other great papers.

General microbiology

A centimeter-long bacterium with DNA contained in metabolically active, membrane-bound organelles – Volland et al. – Science

Virome

Filamentous bacteriophage delays healing of Pseudomonas-infected wounds – Bach et al. – Cell Reports Medicine

[REVIEW] The gut virome: A new microbiome component in health and disease – Cao et al. – eBioMedicine

Gut Microbiome

Presence of Blastocystis in gut microbiota is associated with cognitive traits and decreased executive function – Mayneris-Perxachs et al. – ISME

Altered mycobiota signatures and enriched pathogenic Aspergillus rambellii are associated with colorectal cancer based on multi-cohort fecal metagenomic analyses – Lin et al. – Gastroenterology

[REVIEW] Small molecules in the big picture of gut microbiome-host cross-talk – Ma et al. – eBioMedicine

Maternal gut microbiome–induced IgG regulates neonatal gut microbiome and immunity – Sanidad et al. – Science Immunology

Non-Microbiome picks

Time for better time-restricted eating trials to lessen the burden of metabolic diseases – Taub and Panda – Cell Reports Medicine

What SARS-CoV-2 does to our brains – Aschman et al. – Immunity

June 10, 2022

Several great microbiome papers out today including a review on rethinking healthy eating in Cell Host & Microbe, a large population study on the development of the infant gut microbiome (n=1900) in Science, and two studies showcasing metabolomics predictive value for recurrent CDI and NAFLD.  

Gut Microbiome

[REVIEW] Rethinking healthy eating in light of the gut microbiome – Armet et al. Cell Host & Microbe.

Gut metabolites predict Clostridioides difficile recurrence – Dawkins et al. Microbiome

Robust variation in infant gut microbiome assembly across a spectrum of lifestyles – Olm et al. Science

Risk assessment with gut microbiome and metabolite markers in NAFLD development. Leung et al. Science Translational Medicine.

Profiling Fusobacterium infection at high taxonomic resolution reveals lineage-specific correlations in colorectal cancer – Bi et al. Nature Communications

Impact of a 7-day homogeneous diet on interpersonal variation in human gut microbiomes and metabolomes – Guthrie et al. Cell Host & Microbe

Animal experiments

Nisin probiotic prevents inflammatory bone loss while promoting reparative proliferation and a healthy microbiome – Gao et al. npj Biofilms & Microbiomes

Donor-dependent fecal microbiota transplantation efficacy against necrotizing enterocolitis in preterm pigs – Hui et al. npj Biofilms & Microbiomes

Virome

A catalog of 48,425 nonredundant viruses from oral metagenomes expands the horizon of the human oral virome – Li et al. iScience

Bioinformatics

Phylogeny-guided microbiome OTU-specific association test (POST) – Huang et al. Microbiome

May 3, 2022

General microbiome

Longitudinal multi-omics analyses link gut microbiome dysbiosis with recurrent urinary tract infections in women – Worby et al. Nature Microbiology. 2022

Human gut microbiome

Unfavourable intrauterine environment contributes to abnormal gut microbiome and metabolome in twins – Yang et al. Gut

Dosing a synbiotic of human milk oligosaccharides and B. infantis leads to reversible engraftment in healthy adult microbiomes without antibiotics – Button et al. Cell Host & Microbe

Gut microbial similarity in twins is driven by shared environment and aging – Vilchez-Vargas et al. eBioMedicine

Gut Microbiome Alterations Associated with Diabetes in Mexican Americans in South Texas. Kwan et al. mSystems

Human respiratory & oral microbiome

Metagenomic sequencing reveals time, host, and body compartment-specific viral dynamics after lung transplantation – Widder et al. Microbiome

Polymicrobial Interactions of Oral Microbiota: a Historical Review and Current Perspective – Zhang et al. mBio

Animal experiments

Effects of ‘Healthy’ Fecal Microbiota Transplantation against the Deterioration of Depression in Fawn-Hooded Rats – Hu et al. mSystems

Water/Extremophile microbiome

Metagenome-assembled genomes of phytoplankton microbiomes from the Arctic and Atlantic Oceans – Duncan et al. Microbiome

Bioinformatics

Compositionally Aware Phylogenetic Beta-Diversity Measures Better Resolve Microbiomes Associated with Phenotype – Martino et al. mSystems

BiomeHorizon: Visualizing Microbiome Time Series Data in R – Fink et al. mSystems

Comparative Analysis and Data Provenance for 1,113 Bacterial Genome Assemblies. Yarmosh et al. mSphere

Non microbiome picks

Ancestry-inclusive dog genomics challenges popular breed stereotypes – Morrill et al. Science. 

Dietary fibre in hypertension and cardiovascular disease management: systematic review and meta-analyses – Reynolds et al. BMC Medicine

March 25, 2022

Human gut microbiome

In Vitro and In Silico Based Approaches to Identify Potential Novel Bacteriocins from the Athlete Gut Microbiome of an Elite Athlete Cohort – Wosinska et al. Microorganisms

Cancer pharmacomicrobiomics: targeting microbiota to optimise cancer therapy outcomes – Ting et al. Gut

Human respiratory microbiome

Inhibition of lung microbiota-derived proapoptotic peptides ameliorates acute exacerbation of pulmonary fibrosis – D’Alessandro-Gabazza et al. Nature Communications

Probiotics

Gut microbiota and fermentation-derived branched chain hydroxy acids mediate health benefits of yogurt consumption in obese mice – Daniel et al. Nature Communications

Animal experiments

Gut microbiota determines the social behavior of mice and induces metabolic and inflammatory changes in their adipose tissue – Agranyoni et al. npj biofilms and microbiomes

The microbiota restrains neurodegenerative microglia in a model of amyotrophic lateral sclerosis – Cox et al. Microbiome

Water & Extremophile microbiome

Spatial organization of the kelp microbiome at micron scales – Ramirez-Puebla et al. Microbiome

Metagenomics reveals global-scale contrasts in nitrogen cycling and cyanobacterial light-harvesting mechanisms in glacier cryoconite – Murakami et al. Microbiome.

Virome

Phages and their satellites encode hotspots of antiviral systems – Rousset et al. Cell Host & Microbe

Fungi

Fungal sensing enhances neutrophil metabolic fitness by regulating antifungal Glut1 activity – Li et al. Cell Host & Microbe

The primate gut mycobiome-bacteriome interface is impacted by environmental and subsistence factors – Sharma et al. npj Biofilms and microbiomes

Bioinformatics

Swapping Metagenomics Preprocessing Pipeline Components Offers Speed and Sensitivity Increases – Armstrong et al. mSystems

February 21, 2022

Today’s digest features two excellent metagenome – metabolome association studies in Nature Medicine and a great article in Genome Biology showing that the sustained software development is what you should look for in a bioinformatic software, not what journal it was published in.

Human gut microbiome

Metabolomic and microbiome profiling reveals personalized risk factors for coronary artery disease – Talmor-Barkan et al. Nature Medicine. 

Microbiome and metabolome features of the cardiometabolic disease spectrum – Fromentin et al. Nature Medicine

Gut metagenome associations with extensive digital health data in a volunteer-based Estonian microbiome cohort – Aasmets et al. Nature Communications

Animal Microbiome

Drivers of gut microbiome variation within and between groups of a wild Malagasy primate – Rudolph et al. Microbiome

Integrated meta-omics reveals new ruminal microbial features associated with feed efficiency in dairy cattle – Xue et al. Microbiome

The gut microbiome and antibiotic resistome of chronic diarrhea rhesus macaques (Macaca mulatta) and its similarity to the human gut microbiome – Yang et al Microbiome

Virome

Independent host- and bacterium-based determinants protect a model symbiosis from phage predation – Lynch et al. Cell Reports

Virome characterization of game animals in China reveals a spectrum of emerging pathogens – He et al. Cell

Water and extremophile microbiome

Microeukaryotic gut parasites in wastewater treatment plants: diversity, activity, and removal – Freudenthal et al. Microbiome

Bioinformatics

METABOLIC: high-throughput profiling of microbial genomes for functional traits, metabolism, biogeochemistry, and community-scale functional networks – Zhou et al. Microbiome

Sustained software development, not number of citations or journal choice, is indicative of accurate bioinformatic software – Gardner et al. Genome Biology

Non-Microbiome picks

If you’ve listened to The Dropout podcast you might like this editorial.  

The post-Theranos world – Nature Biotechnology. 

February 2, 2022

General microbiome

Genomic structure predicts metabolite dynamics in microbial communities – Gowda et al. – Cell 

Inhalable antibiotic resistomes emitted from hospitals: metagenomic insights into bacterial hosts, clinical relevance, and environmental risks – Wu et al. – Microbiome

Long-read metagenomic sequencing reveals shifts in associations of antibiotic resistance genes with mobile genetic elements from sewage to activated sludge – Dai et al. – Microbiome

Understanding microbiome alterations in autism – Nature Medicine

Human gut microbiome

3β-Hydroxysteroid dehydrogenase expressed by gut microbes degrades testosterone and is linked to depression in males – Li et al. – Cell Host & Microbe

Pregnancy and early life

Early-life viral infections are associated with disadvantageous immune and microbiota profiles and recurrent respiratory infections – Piters et al. – Nature Microbiology

Meconium Microbiome of Very Preterm Infants across Germany – Klopp et al. – mSphere

Water and extremophile microbiome

Comparative metabolomic analysis reveals shared and unique chemical interactions in sponge holobionts – Zhang et al. – Microbiome

A multi-omics approach unravels metagenomic and metabolic alterations of a probiotic and synbiotic additive in rainbow trout (Oncorhynchus mykiss) – Rasmussen et al. – Microbiome

Bioinformatics

MUON: multimodal omics analysis framework – Bredikhin et al. – Genome Biology

Non Microbiome Picks

A Toast to All the Rejects – The Atlantic. An insightful article on celebrating your rejections in academia. 

January 18, 2022

Today’s digest contains interesting gut-brain axis articles, developments in bioinformatic multi-omic analyses, and some recent developments in long COVID research highlighted under non microbiome picks below. 

General microbiome

Substantial overlap between symptomatic and asymptomatic genitourinary microbiota states – Adu oppong et al. – Microbiome 

Human gut microbiome

Gut Ruminococcaceae levels at baseline correlate with risk of antibiotic-associated diarrhea – Gu et al. – iScience

Home or hospital birth: the neonatal microbiota perspective – Stojanov et al. – The Lancet Microbe

A pilot exploration of multi-omics research of gut microbiome in major depressive disorders – Zhao et al – Translational Psychiatry

Post-ischemic protein restriction induces sustained neuroprotection, neurological recovery, brain remodeling, and gut microbiota rebalancing – de Carvalho et al. – Brain Behavior and Immunity

Bifidobacterium breve CCFM1025 attenuates major depression disorder via regulating gut microbiome and tryptophan metabolism: A randomized clinical trial – Tian et al.  – Brain Behavior and Immunity

Gestational insulin resistance is mediated by the gut microbiome-indoleamine 2,3-dioxygenase axis – Priyadarshini et al. – Gastroenterology

A natural polyphenol exerts antitumor activity and circumvents anti-PD-1 resistance through effects on the gut microbiota – Messaoudene et al. – Cancer Discovery

Virome

[Research Highlight] Virome holds back a vaccine – York – Nature Reviews Microbiology

Plant & Soil microbiome

Genome-Resolved Metagenomics Reveals Distinct Phosphorus Acquisition Strategies between Soil Microbiomes – Wu et al. – mSystems

Bioinformatics

M&Ms: a versatile software for building microbial mock communities – García-García et al. – Bioinformatics

GraphOmics: an interactive platform to explore and integrate multi-omics data – Wandy & Daly – BMC Bioinformatics

Aristotle: stratified causal discovery for omics data – Mansouri et al.  – BMC Bioinformatics

Non Microbiome Picks

The last few weeks has seen several big studies of ‘long COVID’ published, as well as a letter in The Guardian, which I wanted to highlight

Immunological dysfunction persists for 8 months following initial mild-to-moderate SARS-CoV-2 infection – Phetsouphanh et al. – Nature Immunology

Long-term perturbation of the peripheral immune system months after SARS-CoV-2 infection – Ryan et al. BMC Medicine

Post-acute neurological consequences of COVID-19: an unequal burden – Nolen et al. – Nature Medicine 

Long COVID in children – Gurdasani et al. – The Lancet Child Adolescent Health
I’m leading a long Covid trial – it’s clear Britain has underestimated its impact – Amitava Banerjee – The Guardian

January 4, 2022

Happy new year! Today’s digest is jam packed with articles published over the Christmas period. This includes the Skin Microbial Genome Collection (SMGC), a fascinating study linking the gut virome to rotavirus vaccine response, multiple cancer-microbiome papers and a catalogue of the human gut archaeome

General microbiome

The Metaproteomics Initiative: a coordinated approach for propelling the functional characterization of microbiomes – Bossche et al. Microbiome

Directional Gaussian Mixture Models of the Gut Microbiome Elucidate Microbial Spatial Structure – Pasarkar et al. mSystems

Human gut microbiome

Human gut-microbiome-derived propionate coordinates proteasomal degradation via HECTD2 upregulation to target EHMT2 in colorectal cancer – Ryu et al. ISME

Gut microbiomes from Gambian infants reveal the development of a non-industrialized Prevotella-based trophic network – Goffau et al. Nature Microbiology.

Reuterin in the healthy gut microbiome suppresses colorectal cancer growth through altering redox balance – Bell et al. Cancer Cell. 

Population study of the gut microbiome: associations with diet, lifestyle, and cardiometabolic disease – Walker et al. Genome Medicine

Enteric virome negatively affects seroconversion following oral rotavirus vaccination in a longitudinally sampled cohort of Ghanaian infants – Kim et al. Cell Host & Microbe

Maternal gut bacteria drive intestinal inflammation in offspring with neurodevelopmental disorders by altering the chromatin landscape of CD4+ T cells – Kim et al. Immunity

Lactobacillus gallinarum modulates the gut microbiota and produces anti-cancer metabolites to protect against colorectal tumourigenesis – Sugimura et al. Gut

A catalogue of 1,167 genomes from the human gut archaeome – Chibani et al. Nature Microbiology

Variation and transmission of the human gut microbiota across multiple familial generations – Valles-Colomer et al. Nature Microbiology. 

The Mouse Gastrointestinal Bacteria Catalogue enables translation between the mouse and human gut microbiotas via functional mapping – Beresford-Jones et al. Cell Host & Microbe

Human skin & oral microbiome

Integrating cultivation and metagenomics for a multi-kingdom view of skin microbiome diversity and functions – Kashaf et al. Nature Microbiology.

Alterations of human skin microbiome and expansion of antimicrobial resistance after systemic antibiotics – Jo et al. Science Translational Medicine

Microbiome-mediated incapacitation of interferon lambda production in the oral mucosa – Rodriguez-Hernandez et al. PNAS

Plant microbiome

Glutamic acid reshapes the plant microbiota to protect plants against pathogens – Kim et al. Microbiome. 

Water microbiome

Metagenomics of Antarctic Marine Sediment Reveals Potential for Diverse Chemolithoautotrophy – Garber et al. mSphere

Dissecting the dominant hot spring microbial populations based on community-wide sampling at single-cell genomic resolution – Bowers et all. ISME

Bioinformatics

Fast and accurate metagenotyping of the human gut microbiome with GT-Pro – Shi et al. Nature Biotechnology

Rapid screening and identification of viral pathogens in metagenomic data – Song et al. BMC Medical Genomics. 

December 14, 2021

Today’s digest contains several great recent papers, but in particular I’d like to highlight a Nature Methods paper on applying network biology approaches to the microbiome, and a Nature paper which disentangles the effects of drugs and disease on host and microbiome.

General microbiome

Fast and flexible analysis of linked microbiome data with mako – Röttjers & Faust – Nature Methods. 

Combinatorial, additive and dose-dependent drug–microbiome associations – Forslund et al. Nature 

Mammalian gut metabolomes mirror microbiome composition and host phylogeny – Gregor et al. – ISME 

Human gut microbiome

Microbial co-occurrence complicates associations of gut microbiome with US immigration, dietary intake and obesity – Wang et al. – Genome Biology

Signature changes in gut microbiome are associated with increased susceptibility to HIV-1 infection in MSM – Chen et al.  – Microbiome

Cognitive behavioral therapy for irritable bowel syndrome induces bidirectional alterations in the brain-gut-microbiome axis associated with gastrointestinal symptom improvement – Jacobs et al. – Microbiome. 

Human oral microbiome

Impact of sleep on the microbiome of oral biofilms – Sotozono et al. – PLOS One

Functional screening of a human saliva metagenomic DNA reveal novel resistance genes against sodium hypochlorite and chlorhexidine – Wigand et al. BMC Oral Health

Animal Experiments

The immunotoxicity, but not anti-tumor efficacy, of anti-CD40 and anti-CD137 immunotherapies is dependent on the gut microbiota – Blake et al. – Cell Reports Medicine

Colonization of gut microbiota by plasmid-carrying bacteria is facilitated by evolutionary adaptation to antibiotic treatment – Zhang et al. – ISME

Sexual dimorphism in glucose metabolism is shaped by androgen-driven gut microbiome – Gao et al. – Nature Communications

October 5, 2021

Today’s digest includes a description of how probiotics modulate B cells in Peyer’s patches published in Microbiome, a review in ISME on microbial storage in soil and multiple recent Cell Host & Microbe articles covering the plant immune system and colonisation resistance to Salmonella and Klebsiella.

General microbiome

Single-colony sequencing reveals microbe-by-microbiome phylosymbiosis between the cyanobacterium Microcystis and its associated bacteria – Pérez-Carrascal et al. Microbiome

Molecular basis of a bacterial-amphibian symbiosis revealed by comparative genomics, modeling, and functional testing – Brunetti et al. ISME

Human gut microbiome

Gut microbiota involved in leptospiral infections – Xie et al. ISME

Identification of Faecalibacterium prausnitzii strains for gut microbiome-based intervention in Alzheimer’s-type dementia – Ueda et al. Cell Reports Medicine

Fecal microbial transplantation and fiber supplementation in patients with severe obesity and metabolic syndrome: a randomized double-blind, placebo-controlled phase 2 trial – Mocanu et al. Nature Medicine

Gut bacteria identified in colorectal cancer patients promote tumourigenesis via butyrate secretion – Okumura et al. Nature Communications

E. coli enhance colonization resistance against Salmonella Typhimurium by competing for galactitol, a context-dependent limiting carbon source – Eberl et al. Cell Host & Microbe

Klebsiella oxytoca causes colonization resistance against multidrug-resistant K. pneumoniae in the gut via cooperative carbohydrate competition – Osbelt et al. Cell Host & Microbe

Human Oral Microbiome

Distinct B cell subsets in Peyer’s patches convey probiotic effects by Limosilactobacillus reuteri – Liu et al. Microbiome

Human Oral Microbiome

Metagenomic analysis of ancient dental calculus reveals unexplored diversity of oral archaeal Methanobrevibacter – Granehäll et al. Microbiome

Soil & Plant microbiomes

[REVIEW] Microbial storage and its implications for soil ecology – Mason-Jones et al. ISME

Gammaproteobacteria, a core taxon in the guts of soil fauna, are potential responders to environmental concentrations of soil pollutants – Zhang et al. Microbiome

Plant immune system activation is necessary for efficient root colonization by auxin-secreting beneficial bacteria – Tzipilevich et al. Cell Host & Microbe