December 21, 2018

Today’s digest is about the shortcomings of the midstream urine test for urinary tract infection, contacts between phages and bacterial hosts, and contamination in marker-gene and metagenomic sequencing. There is a very interesting podcast on “Seeing double” in scientific papers. Happy reading/listening!

Urinary microbiome

Cross-over data supporting long-term antibiotic treatment in patients with painful lower urinary tract symptoms, pyuria and negative urinalysis – Sheela Swamy – International Urogynecology Journal

*Reassessment of routine midstream culture in diagnosis of urinary tract infection – Sanchutha Sathiananthamoorthya – Journal of Clinical Microbiology

Gut microbiome

Drivers of human gut microbial community assembly: Coadaptation, determinism and stochasticity – Kaitlyn Oliphan – BioRxiv

Animal experiments

*Scaffolding bacterial genomes and probing host-virus interactions in gut microbiome by proximity ligation (chromosome capture) assay – Martial Marbouty – Science Advances

Antidepressant treatment modulates the gut microbiome and metabolome during pregnancy and lactation in rats with a depressive-like phenotype – Anouschka S Ramsteijn – BioRxiv

General Anesthesia Alters the Diversity and Composition of the Intestinal Microbiota in Mice – Mara A. Serbanescu – Anesthesia & Analgesia

Water microbiome

Bacterial community activity and dynamics in the biofilm of an experimental hybrid wetland system treating greywater – Marika Truu – Environmental Science and Pollution Research

Plant/root/soil microbiome

Introducing THOR, a model microbiome for genetic dissection of community behavior – Gabriel L. Lozano – BioRxiv

Bacterial analogs of plant piperidine alkaloids mediate microbial interactions in a rhizosphere model system – Gabriel L. Lozano – BioRxiv

Bioinformatics

*Simple statistical identification and removal of contaminant sequences in marker-gene and metagenomics data – Nicole M. Davis – Microbiome

Nucleotide Archival Format (NAF) enables efficient lossless reference-free compression of DNA sequences – Kirill Kryukov – BioRxiv

Podcast

*Seeing double [Elisabeth Bik speaks about the problematic images in scientific papers, the state of microbiome research, and making the jump from academia to industry] – Dan Quintana and James Heathers – Everything Hertz.

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December 20, 2018

In the wait of Christmas weekend and holidays, some quick reading for updates in microbiome field. Today’s digest include articles on improving metagenomic data analysis and integrating different -omics datasets; review article on potential of microbiome to address antimicrobial resistance and meta-analysis on benefits of probiotic supplements in kidney disease.

General microbiome

Microbiome as a tool and a target in the effort to address antimicrobial resistance – David A. Relman – PNAS

Gut microbiota and health: connecting actors across the metabolic system – F. Fava – Proceedings of the Nutrition Society

Dietary sugar silences a colonization factor in a mammalian gut symbiont – Guy E. Townsend II – PNAS

Human gut microbiome

Genomic variation and strain-specific functional adaptation in the human gut microbiome during early life – Tommi Vatanen – Nature Microbiology

Phylogenetic barriers to horizontal transfer of antimicrobial peptide resistance genes in the human gut microbiota – Bálint Kintses – Nature Microbiology

Fecal Microbiota Transplantation for the Critically Ill Patient – Berkeley N. Limketkai – Nutrition in Clinical Practice

Effects of probiotic supplements on the progression of chronic kidney disease: a meta‐analysis – Sibei Tao – Nephrology

Signatures within the esophageal microbiome are associated with host genetics, age, and disease – Nandan P. Deshpande – Microbiome

Human oral microbiome

Oral microbiomes in children with asthma and dental caries – Sergey V. Cherkasov – Oral Diseases

Animal experiments

Microbial fermentation of flaxseed fibers modulates the transcriptome of GPR41-expressing enteroendocrine cells and protects mice against diet-induced obesity – Tulika Arora – Americal Journal of Physiology Endocrinology and Metabolism

Transcriptome-wide reprogramming of N6-methyladenosine modification by the mouse microbiome – Xiaoyun Wang – Cell Research

Antidepressant treatment modulates the gut microbiome and metabolome during pregnancy and lactation in rats with a depressive-like phenotype – Anouschka S. Ramsteijn – BioRxiv

Association of gut microbiota composition and function with a senescence-accelerated mouse model of Alzheimer’s Disease using 16S rRNA gene and metagenomic sequencing analysis – Weijun Peng – Aging

Prebiotics and synbiotics – in ovo delivery for improved lifespan condition in chicken – M. Siwek – BMC Veterinary Research

The response of colonic mucosa-associated microbiota composition, mucosal immune homeostasis, and barrier function to early-life galactooligosaccharides intervention in suckling piglets – Jue Wang – Journal of Agricultural and Food Chemistry

Techniques

Microbiome characterization by high-throughput transfer RNA sequencing and modification analysis – Michael H. Schwartz – Nature Communications

Simple statistical identification and removal of contaminant sequences in marker-gene and metagenomics data – Nicole M. Davis – Microbiome

Multiomics modeling of the immunome, transcriptome, microbiome, proteome and metabolome adaptations during human pregnancy – Mohammad Sajjad Ghaemi – Bioinformatics

Introducing THOR, a model microbiome for genetic dissection of community behavior – Gabriel L. Lozano – BioRxiv

Microbes in the news

Prebiotics Benefit the Gut Microbiome of Both Children and Adults – Market watch

Non-microbiology picks

Technologies to address antimicrobial resistance – Stephen J. Baker – PNAS

December 19, 2018

Toady’s digest features research that gives insight on the formation of lower respiratory tract microbiota in infants and the differential role of TL1A in acute and chronic colitis.

General microbiome

Profiling mycobacterial communities in pulmonary nontuberculous mycobacterial disease – Steven A. Cowman – PLOS ONE


Pregnancy and early life

*Early-Life Formation of the Microbial and Immunological Environment of the Human Airways – CélinePattaroni – Cell Host & Microbe


Human reproductive microbiome

Review: Uterine microbiome—low biomass and high expectations – Iolanda Garcia-Grau – Biology of Reproduction


Human respiratory microbiome

Review: Microbiome and disease in the upper airway – Jivianne T. Lee – Current Opinion in Allergy and Clinical Immunology


Human gut microbiome

Comparative analysis of Faecalibacterium prausnitzii genomes shows a high level of genome plasticity and warrants separation into new species-level taxa – Cormac Brian Fitzgerald – BMC Genomics

Retrospective analysis of long-term gastrointestinal symptoms after Clostridium difficile infection in a nonelderly cohort – Tamar F. Barlam – PLOS ONE

Review: Gut microbiota: a potential manipulator for host adipose tissue and energy metabolism – Bohan Rong – The Journal of Nutritional Biochemistry


Animal experiments

*Microbiota-Induced TNF-like Ligand 1A Drives Group 3 Innate Lymphoid Cell-Mediated Barrier Protection and Intestinal T Cell Activation during Colitis – Jim G.Castellanos – Immunity

LC–MS-Based Metabolomics and Lipidomics Study of High-Density-Lipoprotein-Modulated Glucose Metabolism with an apoA-I Knockout Mouse Model – Jia Liu – Journal of Proteome Research

TLR4 deficiency reduces pulmonary resistance to Streptococcus pneumoniae in gut microbiota-disrupted mice – Hongyan Wang – PLOS ONE

Zengye decoction induces alterations to metabolically active gut microbiota in aged constipated rats – Deliang Liu – Biomedicine & Pharmacotherapy


Animal microbiome

Floral and Foliar Source Affect the Bee Nest Microbial Community – Jason A. Rothman – Microbial Ecology

Effects of urbanization on the foraging ecology and microbiota of the generalist seabird Larus argentatus – Matthew Fuirst – PLOS ONE

Disruption of the microbiota affects physiological and evolutionary aspects of insecticide resistance in the German cockroach, an important urban pest – Jose E. Pietri _ PLOS ONE

The composition and structure of the intestinal microflora of Anguilla marmorata at different growth rates: a deep sequencing study – Mao Lin – Journal of Applied Microbiology

Review: Composition and functional roles of the gut microbiota in mosquitoes – Michael R. Strand – Current Opinion in Insect Science

Review: Transcriptomic analyses uncover emerging roles of mucins, lysosome/secretory addressing and detoxification pathways in insect midguts – Walter R. Terra – Current Opinion in Insect Science

Terrestriality and bacterial transfer: a comparative study of gut microbiomes in sympatric Malagasy mammals – Amanda C. Perofsky – The ISME Journal


Plant, root, and soil microbiome

Dead or alive; or does it really matter? Level of congruency between trophic modes in total and active fungal communities in High Arctic soil – Magdalena Wutkowska – Frontiers in Microbiology


Water and extremophile microbiome

Reduced TCA cycle rates at high hydrostatic pressure hinder hydrocarbon degradation and obligate oil degraders in natural, deep-sea microbial communities – Alberto Scoma- The ISME Journal

Evidence of selective pressure in whale fall microbiome proteins and its potential application to industry – Robert Cardoso deFreitas – Marine Genomics

AgNPs change microbial community structures of wastewater – Yuting Guo – Frontiers in Microbiology

Performance and microbial community of an electric biological integration reactor (EBIR) for treatment of wastewater containing ibuprofen – Yan Feng – Bioresource Technology

 

Food microbiology

Spoilage microbial community profiling by 16S rRNA amplicon sequencing of modified atmosphere packaged live mussels at cold storage temperature – Olumide A.Odeyemi – Food Research International

Genomic resolution of bacterial populations in saccharin and cyclamate degradation – YuDeng – Science of The Total Environment


Phages and viruses

Nanopore-based detection and characterization of yam viruses – Denis Filloux – Scientific Reports


Metabolomics

Active Acupoints Differ from Inactive Acupoints in Modulating Key Plasmatic Metabolites of Hypertension: A Targeted Metabolomics Study – Mingxiao Yang – Scientific Reports


Techniques

Review: Quantifying microbial chatter: scanning electrochemical microscopy as a tool to study interactions in biofilms – Sophie E. Darch – Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences

Metabolic Fingerprinting of Bacteria Exposed to Nanomaterials, Using Online Databases, NMR, and High-Resolution Mass Spectrometry – Theodoros G. Chatzimitakos – Nanotoxicity

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Science, publishing, and career

Commentary : Communicating health risks in science publications: time for everyone to take responsibility – Alexandra L. J. Freeman – BMC Medicine

Could a double blind peer review process reduce gender bias?

Preprint: The Case For and Against Double-blind Reviews – Amelia R – bioRxiv

December 14, 2018

The microbiota of chigger mites and praying mantids, the prevalence of thermophiles in domestic water heaters, the bacteria that colonize and degrade centuries-old art.

General microbiome

Migration alters oscillatory dynamics and promotes survival in connected bacterial populations – Shreyas Gokhale – Nature Communications

Pre-print: A probabilistic model to identify the core microbial community – Thiago Gumiere – bioRxiv

Human oral microbiome

Pre-print: Correlation between the oral microbiome and brain resting state connectivity in smokers – Dongdong Lin – bioRxiv

Animal experiments

Host-targeted niclosamide inhibits C. difficile virulence and prevents disease in mice without disrupting the gut microbiota – John Tam – Nature Communications

Impact of Bacillus spp. spores and gentamicin on the gastrointestinal microbiota of suckling and newly weaned piglets – Ann-Sofie Riis Poulsen – PLOS ONE

Animal microbiome

Bacterial microbiome of the chigger mite Leptotrombidium imphalum varies by life stage and infection with the scrub typhus pathogen Orientia tsutsugamushi – Loganathan Ponnusamy – PLOS ONE

The hindgut microbiota of praying mantids is highly variable and includes both prey-associated and host-specific microbes – Kara A Tinker – PLOS ONE

Plant, root, and soil microbiome

Belowground fungal community diversity and composition associated with Norway spruce along an altitudinal gradient – Max E. Schön – PLOS ONE

Treating wheat seeds with neonicotinoid insecticides does not harm the rhizosphere microbial community – Yaofa Li – PLOS ONE

Water and extremophile microbiome

Pre-print: An archaeal symbiont-host association from the deep terrestrial subsurface – Katrin Schwank – bioRxiv

Marine-Derived Fungi: Promising Candidates for Enhanced Bioremediation – Anjana K Vala – Approaches in Bioremediation

Built environment

Biogeography of thermophiles and predominance of Thermus scotoductus in domestic water heaters – Regina L Wilpiszeski – Extremophiles

Probiotics/prebiotics

Dopamine production in Enterococcus faecium: A microbial endocrinology-based mechanism for the selection of probiotics based on neurochemical-producing potential – Daniel Villageliú – PLOS ONE

Phages and viruses

A chemical defence against phage infection – Sarah Kronheim – Nature

Bioinformatics

Pre-print: Metagenome-wide measurement of protein synthesis in the human fecal microbiota using MetaRibo-Seq – Brayon J Fremin – bioRxiv

Pre-print: Large-scale analyses of human microbiomes reveal thousands of small, novel genes and their predicted functions – Hila Sberro – bioRxiv

Metabolomics

Rumen and plasma metabolomics profiling by UHPLC-QTOF/MS revealed metabolic alterations associated with a high-corn diet in beef steers – You Yang – PLOS ONE

More microbes

Pre-print: Real-time capture of horizontal gene transfers from gut microbiota by engineered CRISPR-Cas acquisition – Christian Munck – bioRxiv

Bacteria art

A detailed look at the microorganisms that colonize, and degrade, a 400-year-old painting – ScienceDaily

Inside SAIC’s Bio Art Lab, where art is life—literally – Paul Dailing – Chicago Reader

Across China: Medical students paint “Mona Lisa” with bacteria – Xinhua Net

Science, career, and publishing

Pre-print: Non-academic employability of life science PhDs: the importance of training beyond the bench – Sohyoung Her – bioRxiv

December 12, 2018

Today’s digest features a citizen science project which describes the two compositional patterns (stomatotypes) in the oral microbiota of adolescents. The study also explores the role of different factors like hygeine, diet, drinking water in shaping the oral microbiota. Enjoy!

Human oral microbiome

*Citizen science charts two major “stomatotypes” in the oral microbiome of adolescents and reveals links with habits and drinking water composition – Jesse R. Willis – Microbiome

Uncovering complex microbiome activities via metatranscriptomics during 24 hours of oral biofilm assembly and maturation – Anna Edlund – Microbiome

Human gut microbiome

Review: Gut microbiota and inflammation in chronic kidney disease and their roles in the development of cardiovascular disease – Emine M. Onal – Hypertension Research

Animal experiments 

Zinc-amino-acid supplementation alters yearling ram rumen bacterial communities but zinc sulfate supplementation does not – Suzanne L Ishaq – Journal of Animal Science

Administration of antibiotics contributes to cholestasis in pediatric patients with intestinal failure via the alteration of FXR signaling – Yongtao Xiao – Experimental & Molecular Medicine

Intestinal microbiota mediates the susceptibility to polymicrobial sepsis‐induced liver injury by granisetron generation in mice – Shenhai Gong – Hepatology

Rumen microbiome in dairy calves fed copper and grape-pomace dietary supplementations: Composition and predicted functional profile – Filippo Biscarini – PLOS ONE

Plant, root, and soil microbiome

Rhizosheath microbial community assembly of sympatric desert speargrasses is independent of the plant host – Ramona Marasco – Microbiome

Water and extremophile microbiome

Review: Petroleum Hydrocarbon-Degrading Bacteria for the Remediation of Oil Pollution Under Aerobic Conditions: A Perspective Analysis – Xingjian Xu – Frontiers in Microbiology

Predominance and high diversity of genes associated to denitrification in metagenomes of subantarctic coastal sediments exposed to urban pollution – Priscila A. Calderoli – PLOS ONE

Gene probing reveals the widespread distribution, diversity and abundance of isoprene-degrading bacteria in the environment – Ornella Carrión – Microbiome

Rock substrate rather than black stain alterations drives microbial community structure in the passage of Lascaux Cave – Lise Alonso – Micrtobiome

Deep-sea anthropogenic macrodebris harbours rich and diverse communities of bacteria and archaea – Lucy C. Woodall – PLOS ONE

December 5, 2018

Today’s digest features study on Lactobacillus reuteri HCM2 (against Enterotoxigenic Escherichia coli), microbiome and virome of deep terrestrial biosphere, immunostimulatory potential of the earliest gut microbiome, and more. Happy reading!

Gut microbiome

*Birth mode is associated with earliest strain-conferred gut microbiome functions and immunostimulatory potential – Linda Wampach – Nature Communications

Review: Bone and the gut microbiome: a new dimension – Carolina Medina-Gomez – Journal of Laboratory and Precision Medicine

Review: Simple organizing principles in microbial communities – Jeff Gore – Current Opinion in Microbiology

Soil microbiome

*Exploration of deep terrestrial subsurface microbiome in Late Cretaceous Deccan traps and underlying Archean basement, India – Avishek Dutta – Scientific Reports

Organic carbon amendments affect the chemodiversity of soil dissolved organic matter and its associations with soil microbial communities – Xiaoming Li – Environmental Science and Technology

Microbial organic matter degradation potential in Baltic Sea sediments influenced by depositional conditions and in situ geochemistry – Laura A. Zinke – Applied and Environmental Microbiology

Water microbiome

Performance and dynamic characteristics of microbial communities in multi-stage anaerobic reactors treating gibberellin wastewater – Erming Ouyang – Journal of Bioscience and Bioengineering

Phages and viruses

Bioaerosol Sampling for Respiratory Viruses in Singapore’s Mass Rapid Transit Network – Kristen Coleman – Scientific Reports

Review: Future management of viral diseases: role of new technologies and new approaches in microbial interactions – Fabrizio Maggi – Clinical Microbiology and Infection

*Viruses control dominant bacteria colonizing the terrestrial deep biosphere after hydraulic fracturing – Rebecca A. Daly – Nature Microbiology

Animal experiments

*Lactobacillus reuteri HCM2 protects mice against Enterotoxigenic Escherichia coli through modulation of gut microbiota – Tianwei Wang – Scientific Reports

Bioinformatics

Ultra-deep, long-read nanopore sequencing of mock microbial community standards – Samuel M. Nicholls – BioRxiv

November 29, 2018

Today’s digest covers updates on human milk oligosaccharides, microbial life in cemetry, intestinal resistome, and benefits of intermittent fasting in human cohort and the gut microbiota in mice.

General microbiome
Next steps in studying the human microbiome and health in prospective studies, Bethesda, MD, May 16–17, 2017 – Rashmi Sinha – Microbiome

Human gut microbiome

Human milk oligosaccharides, milk microbiome and infant gut microbiome modulate neonatal rotavirus infection – Sasirekha Ramani – Nature Communications

Interpersonal Variations in Gut Microbiota Profiles Supersedes the Effects of Differing Fecal Storage Conditions – Caspar Bundgaard-Nielsen – Scientific Reports

In-and-Out Molecular Changes Linked to the Type 2 Diabetes Remission after Bariatric Surgery: An Influence of Gut Microbes on Mitochondria Metabolism – Paulina Samczuk – International Journal of Molecular Sciences

Characterization of fungal dysbiosis in Japanese patients with inflammatory bowel disease – Takayuki Imai – Journal of Gastroenterology

Gut microbiota features of the geographically diverse Indian population – Sudarshan A. Shetty – BioRxiv

Animal experiments

Intermittent administration of a fasting-mimicking diet intervenes in diabetes progression, restores β cells and reconstructs gut microbiota in mice Siying Wei – Nutrition and Metabolism

Skin and gut microbiomes of a wild mammal respond to different environmental cues – Anton Lavrinienko – Microbiome

Mouse intestinal microbiota reduction favors local intestinal immunity triggered by antigens displayed in Bacillus subtilis biofilm – Cédric M. Vogt – Microbial Cell Factories

The murine vaginal microbiota and its perturbation by the human pathogen group B Streptococcus – Alison Vrbanac – BMC Microbiology

Use of next generation sequencing to investigate the microbiota of experimentally induced wounds and the effect of bandaging in horses – Louis J. Kamus – PlosOne

Soil microbiome

Expansive microbial metabolic versatility and biodiversity in dynamic Guaymas Basin hydrothermal sediments – Nina Dombrowski – Nature Communications

Built Environment

Microbial life beyond the grave: 16S rRNA gene-based metagenomic analysis of bacteria diversity and their functional profiles in cemetery environments – Akebe Luther King Abia – Science of the Total Environment

Techniques

Prediction of the intestinal resistome by a three-dimensional structure-based method – Etienne Ruppé – Nature Microbiology

Quantitative PCR provides a simple and accessible method for quantitative microbiome profiling – Ching Jian – BioRxiv

Microbes in the news

Poo found on every McDonald’s touchscreen tested – Metro

Non-microbiology picks

Effects of intermittent and continuous calorie restriction on body weight and metabolism over 50 wk: a randomized controlled trial – Ruth Schübel – The American Journal of Clinical Nutrition