Category Archives: Metagenomics & Bioinformatics

October 3, 2016

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Gut microbiota in a Belgian nursing home,  aspirin and antibiotics, and Enterococcus in fecal samples of wild marine species. Please note that the next couple of days won’t leave me much time to run literature searches after work-hours. I might publish less and shorter posts, but I hope to be back soon!

Pregnancy and birth

Review: Impact of Maternal Nutrition in Pregnancy and Lactation on Offspring Gut Microbial Composition and Function – Derrick M Chu – Gut Microbes

Human oral microbiome

Microbiome in the Apical Root Canal System of Teeth with Post-Treatment Apical Periodontitis – José F. Siqueira Jr, – PLOS ONE

Bacterial community of saliva in adults with and without periodontitis – Jianye Zhou – Int J Clin Exp Med

Human gut microbiome

Longitudinal survey of Clostridium difficile presence and gut microbiota composition in a Belgian nursing home – Cristina Rodriguez – BMC Microbiology

Dysbiosis of small intestinal microbiota in liver cirrhosis and its association with etiology – Yanfei Chen – Scientific Reports

Editorial: Disease-Associated Microbial Communities in Healthy Relatives: A Bacteria-Filled Crystal Ball? – Mark R. Frey – CMGH Cellular and Molecular Gastroenterology and Hepatology

Review: The association between the gut microbiota and the inflammatory bowel disease activity: a systematic review and meta-analysis – Michelle Prosberg – Scandinavian Journal of Gastroenterology

Animal models

Reduced metabolic activity of gut microbiota by antibiotics can potentiate the antithrombotic effect of aspirin – In Sook Kim – Biochemical Pharmacology

Bacterial Abscess Formation Is Controlled by the Stringent Stress Response and Can Be Targeted Therapeutically – Sarah C. Mansour – EBioMedicine

Press: New weapon for hard-to-treat bacterial infections – Science Daily

Animal microbiome

Enterococcus species diversity in fecal samples of wild marine species by real-time PCR – Aline Weber Medeiros – Canadian Journal of Microbiology

A Metabarcoding Survey on the Fungal Microbiota Associated to the Olive Fruit Fly – Antonino Malacrinò – Microbial Ecology
Drosophila Adaptation to Viral Infection through Defensive Symbiont Evolution – Vitor G. Faria – PLOS Genetics

Press: Evolution of a species also involves the bacteria it carries – Science Daily

Plant, root, and soil microbiome

Assemblages of fungi associated with cork oak forests in northwestern Tunisia – Mourad Ben Hassine Ben Ali – Nova Hedwigia

Nutrient enrichment induces dormancy and decreases diversity of active bacteria in salt marsh sediments – Patrick J. Kearns – Nature Communications

Book chapter: Plant Growth-Promoting Bacteria: A Good Source for Phytoremediation of Metal-Contaminated Soil – Iqra Munir – Phytoremediation

Water and extremophile microbiome

Differences in the Composition of Archaeal Communities in Sediments from Contrasting Zones of Lake Taihu – Xianfang Fan – Frontiers in Microbiology

Seasonal Variation in an Acid Mine Drainage Microbial Community – Ryan Richard Auld – Canadian Journal of Microbiology

Distribution and Diversity of Microbial Eukaryotes in Bathypelagic Waters of the South China Sea – Dapeng Xu – Journal of Eukaryotic Microbiology

Built environment microbiome

Annotating public fungal ITS sequences from the built environment according to the MIxS-Built Environment standard – a report from a May 23-24, 2016 workshop (Gothenburg, Sweden) – Kessy Abarenkov – MycoKeys

Bioaerosols in the Barcelona subway system – X. Triadó-Margarit – Indoor Air

Metagenomics, metatranscriptomics, and bioinformatics

Validation of picogram- and femtogram-input DNA libraries for microscale metagenomics – Christian Rinke – PeerJ

SAMSA: a comprehensive metatranscriptome analysis pipeline – Samuel T. Westreich – BMC Bioinformatics

More microbiology

Resveratrol suppresses NTHi-induced inflammation via up-regulation of the negative regulator MyD88 short – Carla S. Andrews – Scientific Reports

Press: Does red wine have health benefits? – Tim Sandle – Digital Journal
Resveratrol can help to reduce inflammation, study finds – Medical Xpress

Microbes in the news

Does gum disease have a link to cancer, dementia, stroke? – Suzanne Allard Levingston – Washington Post

From smart socks for diabetes to hand rehab: Health 2.0’s most interesting startups. DayTwo seeks to use insights from evaluating users’ microbiome to guide their diet choices – Stephanie Baum – MedCityNews

Graceleigh, Inc. Recalls Sammy’s Milk Baby Food Because of Possible Health Risk – FDA

October 1, 2016

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Microbiome of tonsils in kidney disease, poisonous salamanders,  Kruger National Park, drought tolerance of plants, and human milk microbiota.

Pregnancy and birth

Distinct patterns in human milk microbiota and fatty acid profiles across specific geographic locations – Himanshu Kumar – Frontiers in Microbiology

Review: Systematic Review of the Human Milk Microbiota – John L. Fitzstevens – Nutrition in Clinical Practice

Human respiratory microbiome

Comprehensive microbiome analysis of tonsillar crypts in IgA nephropathy – Hirofumi Watanabe – Nephrology Dialysis Transplantation

Human skin microbiome

Microbiota is a primary cause of pathogenesis of chronic wounds – R. Wolcott – Journal of Wound Care

Animal and in vitro models

Transient and Prolonged Response of Chicken Cecum Mucosa to Colonization with Different Gut Microbiota – Jiri Volf – PLOS ONE

Effect of flow and peristaltic mixing on bacterial growth in a gut-like channel – Jonas Cremer – PNAS

Animal microbiome

Cutaneous Bacterial Communities of a Poisonous Salamander: a Perspective from Life Stages, Body Parts and Environmental Conditions – Eugenia Sanchez – Microbial Ecology

Characterization of the Cutaneous Bacterial Communities of Two Giant Salamander Subspecies – Obed Hernández-Gómez – Microbial Ecology

Host-specific functional significance of Caenorhabditis gut commensals – Maureen Berg – Frontiers in Microbiology

Sexual variation of bacterial microbiota of Dendroctonus valens guts and frass in relation to verbenone production – Letian Xu – Journal of Insect Physiology

Plant, root, and soil microbiome

Comparative Metagenomics Reveal Phylum Level Temporal and Spatial Changes in Mycobiome of Belowground Parts of Crocus sativus – Sheetal Ambardar – PLOS ONE

Community composition and abundance of nitrifiers and total bacterial and archaeal populations in savanna soils on contrasting bedrock material in Kruger National Park, South Africa – Saskia Rughoeft – Frontiers in Microbiology

Microbial Mat Compositional and Functional Sensitivity to Environmental Disturbance – Eva C. Preisner – Frontiers in Microbiology

Plant Drought Tolerance Enhancement by Trehalose Production of Desiccation-Tolerant Microorganisms – Juan I. Vílchez – Frontiers in Microbiology

Associations between an Invasive Plant (Taeniatherum caput-medusae, Medusahead) and Soil Microbial Communities – Elise S. Gornish – PLOS ONE

Temporal dynamics of hot desert microbial communities reveal structural and functional responses to water input – Alacia Armstrong – Scientific Reports

Annual Removal of Aboveground Plant Biomass Alters Soil Microbial Responses to Warming – Kai Xue – mBio

Impact of Cropping Systems, Soil Inoculum, and Plant Species Identity on Soil Bacterial Community Structure – Suzanne L. Ishaq – Microbial Ecology

Extremophiles

Metagenomics of Thermophiles with a Focus on Discovery of Novel Thermozymes – María-Eugenia DeCastro – Frontiers in Microbiology

Food microbiology

Kimchi and Other Widely Consumed Traditional Fermented Foods of Korea: A Review – Jayanta Kumar Patra – Frontiers in Microbiology

Biofilms

Fungal Super Glue: The Biofilm Matrix and Its Composition, Assembly, and Functions – Kaitlin F. Mitchell – PLOS Pathogens

Microbes in the news

Dr. Rob Knight, co-founder of American Gut, Discusses the Microbiota and Microbiota testing – Dr Ruscio

Flesh-Eating Bacteria Like It Hot – Hannah Gavin – Discover Magazine

September 23, 2016

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Microbial dysbiosis in familial Crohn’s Disease, probiotic treatment of captive Colorado Toads, microbiome forecasting in the ocean, a new r package for phylogenetic trees, and MacArthur winner Dianne Newman.

General microbiome

Classic Spotlight: 16S rRNA Redefines Microbiology – Igor B. Zhulin – Journal of Bacteriology

Human vaginal microbiome

Microbiome Composition and Function Drives Wound-Healing Impairment in the Female Genital Tract – Alexander S. Zevin – PLOS Pathogens

Human respiratory microbiome

Clinical implications of microbial biofilms in chronic rhinosinusitis and orbital cellulitis – Niranjan Nayak – BMC Ophthalmology

Human gut microbiome

Bacteriome and Mycobiome Interactions Underscore Microbial Dysbiosis in Familial Crohn’s Disease – G. Hoarau – mBio

Prebiotic Effects of Xylooligosaccharides on the Improvement of Microbiota Balance in Human Subjects – Shyh-Hsiang Lin – Gastroenterology Research and Practice

Metformin and the Gut Microbiome in Diabetes – Sridevi Devaraj – Clinical Chemistry

Classic Spotlight: Bacteroides thetaiotaomicron, Starch Utilization, and the Birth of the Microbiome Era – George A. O’Toole – Journal of Bacteriology

Review: The human microbiome and juvenile idiopathic arthritis – Anouk Verwoerd – Pediatric Rheumatology

Animal experiments

A secreted bacterial peptidoglycan hydrolase enhances tolerance to enteric pathogens – Kavita J. Rangan – Science

Animal microbiome

Probiotic treatment restores protection against lethal fungal infection lost during amphibian captivity – Jordan G. Kueneman – Proceedings of the Royal Society B

Press: Probiotic treatment protects endangered Colorado toads from lethal fungal infection – University of Colorado Boulder

Plant, root, and soil microbiome

Microbial nitrification in throughfall of a Japanese cedar associated with archaea from the tree canopy – Keiji Watanabe – Springer Plus

Spatial heterogeneity of physicochemical properties explains differences in microbial composition in arid soils from Cuatro Cienegas, Mexico – Silvia Pajares – PeerJ

Taxonomic resolution is a determinant of biodiversity effects in arbuscular mycorrhizal fungal communities – Haishui Yang – Journal of Ecology

Water microbiome

Integrating biogeochemistry with multiomic sequence information in a model oxygen minimum zone – Stilianos Louca – PNAS

New model could point way to microbiome forecasting in the ocean – Science Daily

Built environment microbiome

Buzz Off! An Evaluation of Ultrasonic Acoustic Vibration for the Disruption of Marine Microorganisms on Sensor Housing Materials – Jonathan S. McQuillan – Letters in Applied Microbiology

Bioinformatics and metagenomics

MetaMLST: multi-locus strain-level bacterial typing from metagenomic samples – Moreno Zolfo – Nucleic Acids Resarch

ggtree: an r package for visualization and annotation of phylogenetic trees with their covariates and other associated data – Guangchuang Yu – Methods in Ecology and Evolution

Techniques

This article is not about primer barcodes, but compares 16S rRNA V6 PCR/454 sequencing to V4 PCR/Illumina sequencing:
Choice of molecular barcode will affect species prevalence but not bacterial community composition – Karen Lebret – Marine Genomics

Webinar | Combating the “garbage-in-garbage-out” paradigm: The importance of library prep in next-gen sequencing workflows – Maura Costello – Science

Microbes in the news

Bacteria have sculpted the world we live in, and that’s why MacArthur winner Dianne Newman studies them – Deborah Netburn – LA Times

Book Review: “Let Them Eat Dirt: Saving Your Child from an Oversanitized World” provides suggestions for a microbially rich and healthy childhood – Anne Estes – Mostly Microbes

Professionally printed version of Gut Check:The Microbiome Game available for a limited time from MOBIO. See below for a chance to win a free copy! – Anne Estes – Mostly Microbes

New Research Collaboration Explores Microbiome of the Space Station – Astrobiology Magazine

Swarms of magnetic bacteria could be used to deliver drugs to tumors – Science Daily

How do antibiotic-resistant bacteria get into the environment? – Suzanne Young and Valerie Harwood – The Conversation

Using bacteria to clean up oil – Anmar Frangoul – CNBC

Penn: Plant-made Antimicrobial Peptide Targets Dental Plaque and Gum Tissues – Penn News

Bacteria Hysteria

Note: little science here other than a 1997 paper, but lots of promotion for a certain manufacturer of stainless steel coffee mugs. Proceed with caution:
You should be washing your coffee mug way more than you think – Melia Robinson – Business Insider

And this one quotes a study from 1994, which looked at plant-based, not plastic sponges that were deliberately inoculated with pathogens. Proceed with caution:
Loofahs Have More Bacteria Than You Think — In Fact, You Should Probably Throw Yours Out – Lily Feinn – Bustle

Science, publishing, and career

Mark Zuckerberg and Priscilla Chan announce $3 billion effort aimed at curing disease – Shayla Love – STAT News

With some of my tweets!
A future without women – no female Future Prize nominees – Carla Bleiker – Deutsche Welle

September 21, 2016

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Secretor status of mother affects infant’s gut microbiota development, differences between lean and obese kids, effect of ozone levels on plant microbiomes.

Pregnancy and early life

Mothers Secretor Status Affects Development of Childrens Microbiota Composition and Function: A Pilot Study – Paula Smith-Brown – PLOS ONE

Press: Research reveals importance of breast milk gene for toddler gut bacteria – University of Queensland

Human vaginal microbiome

Evaluation of Lysis Methods for the Extraction of Bacterial DNA for Analysis of the Vaginal Microbiota – Christina Gill – PLOS ONE

Human urinary tract microbiome

Review: Urinary incontinence: Making sense of the urinary microbiota in clinical urology – Gregor Reid – Nature Reviews Urology

Human gut microbiome

Bacteriome and Mycobiome Interactions Underscore Microbial Dysbiosis in Familial Crohn’s Disease – G. Hoarau – mBio

Role of Gut Microbiota and Short Chain Fatty Acids in Modulating Energy Harvest and Fat Partitioning in Youth – Martina Goffredo – Journal of Clinical Endocrinology & Metabolism

Press: Gut bacteria differ between obese and lean youth – MedicalXpress
Fat Flora? Gut Bacteria Differ in Obese Kids – Christopher Wanjek – LiveScience

Conference poster: Unique Gut Microbiome Triggers Ankylosing Spondylitis, Research Hints – Nancy A. Melville – Medscape

Review: The Microbiome: a Revolution in Treatment for Rheumatic Diseases? – James T. Rosenbaum – Current Rheumatology Reports

Review: Gut Instincts: microbiota as a key regulator of brain development, ageing and neurodegeneration – Timothy G. Dinan – The Journal of Physiology

Animal models

Interleukin-15 promotes intestinal dysbiosis with butyrate deficiency associated with increased susceptibility to colitis – Marlies Meisel – The ISME Journal

Animal microbiome

In situ visualization of bacterial populations in coral tissues: pitfalls and solutions – Naohisa Wada – PeerJ

Plant, root, and soil microbiome

Effects of Elevated Tropospheric Ozone Concentration on the Bacterial Community in the Phyllosphere and Rhizoplane of Rice – Yoshiaki Ueda – PLOS ONE

Rhizospheric Bacterial Community of Endemic Rhododendron arboreum Sm. Ssp. delavayi along Eastern Himalayan Slope in Tawang – Rajal Debnath – Frontiers in Plant Science

Does cryptic microbiota mitigate pine resistance to an invasive beetle-fungus complex? Implications for invasion potential – Chihang Cheng – Scientific Reports

Microbial Community Dynamics and Response to Plant Growth-Promoting Microorganisms in the Rhizosphere of Four Common Food Crops Cultivated in Hydroponics – C. Sheridan – Microbial Ecology

Review: The Plant Microbiota: Systems-Level Insights and Perspectives – Daniel B. Müller – Annual Review of Genetics

Water microbiome

Revealing the relationship between microbial community structure in natural biofilms and the pollution level in urban rivers: a case study in the Qinhuai River basin, Yangtze River Delta – Wei Cai – Wter Science & Technology

Metagenomics and bioinformatics

Metagenomics as a preliminary screen for antimicrobial bioprospecting – Soha Al-Amoudi – Gene

TreeScaper: visualizing and extracting phylogenetic signal from sets of trees – Wen Huang – Molecular Biology and Evolution

Techniques

Microbial community analysis using MiSeq sequencing in a novel configuration fluidized bed reactor for effective denitrification – Phatchariya Rungkitwatananukul – Bioresource Technology

A method for high precision sequencing of near full-length 16S rRNA genes on an Illumina MiSeq – Catherine M. Burke – PeerJ

More microbiology

A Comprehensive Study of Cyanobacterial Morphological and Ecological Evolutionary Dynamics through Deep Geologic Time – Josef C. Uyeda – PLOS ONE

Microbes in the news

The Perks of Manipulating the Microbiome: Probiotics, poop pills and … – Lynne Peeples – Gastroenterology & Endoscopy News

About paper that came out in June: The Breast Has Its Own Microbiome—and the Mix of Bacteria could Prevent or Encourage Cancer – Knvul Sheikh – Scientific American

Plants take it all in to deal with bacteria – Science Daily

Purdue scientists have bright idea for detecting harmful bacteria in food products – Purdue University

UCR professor discovers bacterial connection between wild bees and flowers – Som Chaturvedi – The Highlander (belongs to this paper)

Microbes and money

Skin Microbiome Company Mother Dirt Launches First-Ever Biome-Friendly Moisturizer
AOBiome’s consumer division expands skin product line to complement signature AO+Mist – PR Newswire

Science, publishing, and career

Sad outcome of survey: “Although the majority of department chairs value educational scholarship, only a minority perceive value in faculty blogging effort”. Does Academic Blogging Enhance Promotion and Tenure? A Survey of US and Canadian Medicine and Pediatric Department Chairs – Christian Blake Cameron

September 20, 2016

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A review of antibiotics’ effect on the human microbiome, the pig gut microbiome, microbiome of Green Design, expanding Unifrac, and GutCheck, the Microbiome Game.

General human microbiome

Review: Antibiotic use and microbiome function – Manuel Ferrer – Biochemical Pharmacology

Human respiratory microbiome

Taxa of the Nasal Microbiome Are Associated with Influenza-Specific IgA Response to Live Attenuated Influenza Vaccine – Hannah M. Salk – PLOS ONE

Changes in the bacterial microbiome of patients with chronic rhinosinusitis after endoscopic sinus surgery – Ravi Jain – International Forum of Allergy & Rhinology

Human gut microbiome

Gastric microbiota in the functional dyspepsia patients treated with probiotic yogurt – Hirohiko Nakae – BMJ Open Gastroenterology

Animal microbiome

A reference gene catalogue of the pig gut microbiome – Liang Xiao – Nature Microbiology

Press: Gut Microbial Genes Profiled in Pigs From Diverse Breeds, Locations – Genome Web

The Prevalence of Canine Oral Protozoa and Their Association with Periodontal Disease – Niran Patel – The Journal of Eukaryotic Microbiology

Functional diversity of ant-associated bacterial communities – A. A. Dymova – Biology Bulletin

Plant, root, and soil microbiome

Can inoculation with living soil standardize microbial communities in soilless potting substrates? – Petra Bukovská – Applied Soil Ecology

Effects of saline water irrigation and fertilization regimes on soil microbial metabolic activity – Li -Juan Chen – Journal of Soils and Sediments

More on the Centralia coal mine fire (see yesterday’s post): Diversity and mechanisms of arsenic resistance among soil bacteria impacted by the ongoing Centralia coal mine fire – Taylor K Dunivin – PeerJ Preprint

Water and extremophile microbiome

Metagenomics as a preliminary screen for antimicrobial bioprospecting – Soha Al-Amoudi – Gene

Built environment microbiome

The Microbiome of Green Design: Sustainable building practices may have unforeseen consequences for microbial communities and human health – Carolyn Beans – BioScience

More microbiology

Cat-Scratch Disease in the United States, 2005–2013 – Christina A. Nelson – Emerging Infectious Diseases

Press: Don’t Kiss That Kitty: Cat-Scratch Fever Is Making People Sicker – Erin Ross – NPR

Bioinformatics and proteomics

Strategies to improve usability and preserve accuracy in biological sequence databases – Johan Bengtsson-Palme – Proteomics

Expanding the UniFrac Toolbox – Ruth G. Wong – PLOS ONE

MetaStorm: A Public Resource for Customizable Metagenomics Annotation – Gustavo Arango-Argoty – PLOS ONE

Microbes in the news

Gut Check: The Microbiome Game – MoBio
Gut Check: The Microbiome Game now available for purchase – David Coil – MicroBEnet

Antibiotic Resistant Bacteria and the World’s Peril: The U.N. General Assembly is taking on a danger that threatens the health of our entire species – Laurie Garrett – Scientific American

Scientists uncover a clever ranking strategy bacteria use to fight off viruses – NewsWire Rockefeller

Oetzi Iceman Update: Bacteria Found In Mummy’s Stomach May Lead To Cancer Research – Janice Williams – International Business News

Stone Age mummy still revealing secrets, 25 years on – Simon Sturdee – Phys.org

Lake Arrowhead Microbial Genomics #LAMG16 Report: Day 1 – David Coil – MicroBEnet

September 13, 2016

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Infant gut microbiome and allergy risk, gut microbiome in mice and susceptibility to Plasmodium, microbiome of a stranded striped dolphin, cadavers in Canada, rRNA operon copy numbers.

Events

(repeat posting) 4th Microbiome R&D Business collaboration Forum & Probiotics Congress, October 3-4, 2016, La Jolla,San Diego, USA. Use discount code: ALLONG for a special rate of $399.

Pregnancy and birth

Neonatal gut microbiota associates with childhood multisensitized atopy and T cell differentiation – Kei E Fujimura – Nature Medicine

Press: Infant gut microbiome appears to shape allergy risk by altering immune responses – EurekAlert
Newborn gut microbiome predicts later allergy and asthma, study finds. Microbial byproducts link particular early-life gut microbes to immune dysfunction – Science Daily
Clues in microbiome of infants point to future allergies and asthma – Yvette Brazier – Medical News Today
Neonatal Gut Bacteria Might Promote Asthma. Byproducts of gut microbes in some 1-month–old babies trigger inflammation that is linked to later asthma development, researchers find. – Anna Azvolinsky – The Scientist

Human urinary tract microbiome

Urinary microbiome of kidney transplant patients reveals dysbiosis with potential for antibiotic resistance – Asha Rani – Translational Research

Human gut microbiome

Gut bacterial microbiota in psoriasis: A case control study – Doaa Masallat – African Journal of Microbiology Research

Review: Cognitive Function and the Microbiome – M.G. Gareau – International Review of Neurobiology

Review: Advances in Gut Microbiome Research and Relevance to Pediatric Diseases – Lindsey Albenberg – The Journal of Pediatrics

Animal experiments

Monitoring perinatal gut microbiota in mouse models by mass spectrometry approaches: parental genetic background and breastfeeding effects – Stefano Levi Mortera – Frontiers in Microbiology

Functional characteristics of the gut microbiome in C57BL/6 mice differentially susceptible to Plasmodium yoelii – Joshua M. Stough – Frontiers in Microbiology

Modulation of the bifidobacterial communities of the dog microbiota by zeolite – Alberto Sabbioni – Frontiers in Microbiology

Animal microbiome

The microbiome of a striped dolphin (Stenella coeruleoalba) stranded in Portugal – Filipa Godoy-Vitorino – Research in Microbiology

Book Chapter: Microbial Interactions on Coral Surfaces and Within the Coral Holobiont – Max Teplitski – The Cnidaria, Past, Present and Future

Book Chapter: Association of Coral-Microbes, and the Ecological Roles of Microbial Symbionts in Corals – Wei Sun – The Cnidaria, Past, Present and Future

Human Lice in Paleoentomology and Paleomicrobiology – Rezak Drali – ASM Microbiology Spectrum

Plant, root, and soil microbiome

Resource partitioning between bacteria, fungi and protists in the detritusphere of an agricultural soil – Susanne Kramer – Frontiers in Microbiology

Composition and activity of soil microbial communities in different types of temperate forests – Marcin Chodak – Biology and Fertility of Soils

The effect of the Falcon 460 EC fungicide on soil microbial communities, enzyme activities and plant growth – Małgorzata Baćmaga – Ecotoxicology

Review: Plant microbe interactions in post genomic era: perspectives and applications – Jahangir Imam – Frontiers in Microbiology

Water microbiome

Quantification of viral and prokaryotic production rates in benthic ecosystems: a methods comparison – Eugenio Rastelli – Frontiers in Microbiology

Microbiome of death

Cadavers in Canada: Book Chapter: Changes in Soil Microbial Activity Following Cadaver Decomposition During Spring and Summer Months in Southern Ontario – Heloise A. Breton – Soil in Criminal and Environmental Forensics

Wastewater and pollution microbiology

Poster: MiDAS: A curated database for the microorganisms of activated sludge and anaerobic digesters – Simon Jon McIlroy – Water Engineering and Biofilm IWA Specialist Conference, 2016

Probiotics

Layer-by-Layer Encapsulation of Probiotics for Delivery to the Microbiome – Aaron C. Anselmo – Advanced Materials

Food microbiology

Book: Functional Nucleic Acids Detection in Food Safety: Theories and Applications – Wentao Xu – Springer

Microbial ecology

Aligning the Measurement of Microbial Diversity with Macroecological Theory – James C. Stegen – Frontiers in Microbiology

Editorial: Insights into microbe-microbe interactions in human microbial ecosystems: strategies to be competitive – Nuria Salazar – Frontiers in Microbiology

Bioinformatics and metagenomics

Exploiting rRNA operon copy number to investigate bacterial reproductive strategies – Benjamin R.K. Roller – Nature Microbiology

Diversity in a Polymicrobial Community Revealed by Analysis of Viromes, Endolysins and CRISPR Spacers – Michelle Davison – PLOS ONE

SnpFilt: A pipeline for reference-free assembly-based identification of SNPs in bacterial genomes – Carmen H.S. Chan – Computational Biology and Chemistry

Review: Advances in biodiversity: metagenomics and the unveiling of biological dark matter – Robert J. Robbins – Standards in Genomic Sciences

Microbes in the news

What we have in common with corals and their unexplored microbial world – Alejandra Hernandez – The Conversation

September 10, 2016

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Bifidobacteria and ulcerative colitis, the pollen microbiome, busting the 5-second rule, resistance genes in 23,000 microbial genomes, and a cool video of evolution of bacterial resistance.

Events

Gut health, microbiota & probiotics throughout the lifespan – Metabolic & Brain function 2016 – Sept 15-16, Harvard Medical School, Boston, MA

Human oral microbiome

Deep sequencing reveals microbiota dysbiosis of tongue coat in patients with liver carcinoma – Haifeng Lu – Scientific Reports

Human respiratory microbiome

Review: The microbiome in asthma – Magali Noval Rivas – Current Opinion Pediatrics

Human gut microbiome

Elucidating the gut microbiome of ulcerative colitis: bifidobacteria as novel microbial biomarkers – Sabrina Duranti – FEMS Microbiology Ecology

Review: Gut Microbiota, Inflammation, and Colorectal Cancer – Caitlin A. Brennan – Annual Review of Microbiology

Review: Microbiota—myeloid cell crosstalk beyond the gut – Sayeh Gorjifard – Journal of Leukocyte Biology

Four reviews in Current Pharmaceutical Design in the category “Could the gut microbiota perhaps be involved in disease X?” – with 4 different X’s. 

Animal models

Antibiotic Treatment Induces Long-lasting Changes in the Fecal Microbiota that Protect Against Colitis – Naomi L. Ward – Inflammatory Bowel Diseases

Differences In CD8αα And Cecal Microbiome Community During Proliferation And Late Cytolytic Phases Of Marek’s Disease Virus (MDV) Infection Are Associated With Genetic Resistance To Marek’s Disease – Sudeep Perumbakkam – FEMS Microbiology Ecology

Plant, root, and soil microbiome

Bacterial microbiota associated with flower pollen is influenced by pollination type, and shows a high degree of diversity and species-specificity – Binoy Ambika Manirajan – Environmental Microbiology

Land use intensification in the humid tropics increased both alpha and beta diversity of soil bacteria – Teotonio Soares de Carvalho – Ecology

Small-scale spatial heterogeneity of ecosystem properties, microbial community composition and microbial activities in a temperate mountain forest soil – Martina Štursová – FEMS Microbiology Ecology

Extremophile microbiome

Seasonal dynamics of extremely halophilic microbial communities in three Argentinian salterns – Leonardo Di Meglio – FEMS Microbiology Ecology

Built environment microbiome

screen-shot-2016-09-10-at-10-44-32-am

Christin Lola / Fotolia (via Science Direct)

Longer Contact Times Increase Cross-Contamination of Enterobacter aerogenes from Surfaces to Food – Robyn C. Miranda – Applied and Environmental Microbiology

Researchers debunk ‘five-second rule’: Eating food off the floor isn’t safe. Sometimes bacteria transfer in less than a second – Science Daily

Forget the ‘five-second rule’: Food dropped on the floor picks up bacteria in just ONE second – David Gardner – Daily Mail

Antimicrobial Chemicals Are Associated with Elevated Antibiotic Resistance Genes in the Indoor Dust Microbiome – Erica M. Hartmann – Environmental Science & Technology

Antibiotic Resistance Genes in Indoor Dust – Technology Networks

Metagenomics and bioinformatics

The transfer network of bacterial mobile resistome connecting animal and human microbiome – Yongfei Hu – Applied and Environmental Microbiology

Catalog of Mobile Antibiotic Resistance Genes Helps Explain Transfer to Human Pathogens – Genome Web

Chinese investigators characterize the world of resistance gene exchange among bacteria – Phys.org

Phages and viruses

Bacteriophages in clinical samples can interfere with microbiological diagnostic tools – Maryury Brown-Jaque – Scientific Reports

Techniques

Absolute quantification of microbial taxon abundances – Ruben Props – The ISME Journal

Microbes in the news

Jo Handelsman of White House Office of Science and Technology to Speak Monday – University of Tennessee

WATCH: Bacteria Invade Antibiotics And Transform Into Superbugs – Angus Chen – NPR
This might be the coolest visualization of evolution ever. Watch these bacteria evolve antibiotic resistance in just 12 days – Brian Resnick – Vox

These researchers would like you to mail them your gut bacteria – Katherine Lindemann – Research Gate Blog

Hepatitis A Outbreak Linked to Strawberries at Smoothie Chain – Daniel Victor – New York Times

Bacteria Hysteria

M&S becomes first supermarket to offer anti-bacterial shopping bags to banish bugs such as E. coli –  Katie Morley – The Telegraph

Bik’s non-microbiology Picks

Microbiome analysis, please! Giraffes aren’t just giraffes. Turns out there are four species – Rachel Feltman – Washington Post

Flatworm parasite named after Barack Obama: Is that a compliment? – Rowena Lindsay Christian Science Monitor

 

September 8, 2016

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Geese in wintering areas, Hirschsprung’s disease, and extreme metagenomics.

Jobs and Events

Assistant Professor in Microbiome Research – University of Maryland Baltimore County

Virtual Conference: Microbiology & Immunology 2016 interactive online conference, latest Research on Microscopic Organisms and How They Impact the Human Body – September 7-8, 2016

EPA Webinar and Discussion: What Have We Learned about the Microbiomes of Indoor Environments? – Brent Stephens – September 22, 2016

SMi’s 6th annual Pharmaceutical Microbiology conference – January 18-19, London, UK

Human gut microbiome

screen-shot-2016-09-08-at-7-35-07-amCharacterization of Intestinal Microbiomes of Hirschsprung’s Disease Patients with or without Enterocolitis Using Illumina-MiSeq High-Throughput Sequencing – Yuqing Li – PLOS ONE

Preview: Harnessing Genes and Diet to Fine-Tune the Gut Microbial Fitness – Patrice D. Cani – Cell Metabolism

Animal microbiome

Geese: Characterising the interspecific variations and convergence of gut microbiota in Anseriformes herbivores at wintering areas – Yuzhan Yang – Scientific Report

Water and extremophile microbiome

Extreme metagenomics using nanopore DNA sequencing: a field report from Svalbard, 78 N – Arwyn Edwards – bioRxiv

Bacterial community succession in a high altitude sub-arctic glacier foreland is a three-stage process – Sina Kazemi – Molecular Ecology

Communities that thrive in extreme conditions captured from a freshwater lake – Etienne Low-Décarie – Biology Letters

Review: Substratum-Associated Microbiota – Paula C. Furey – Water Environment Research

Food microbiology

Mungo bean sprout microbiome and changes associated with culture based enrichment protocols used in detection of Gram-negative foodborne pathogens – Heike Margot – Microbiome

Bioinformatics and metagenomes

De novo extraction of microbial strains from metagenomes reveals intra-species niche partitioning – Christopher Quince – bioRxiv

Microbes in the news

Captive Komodo Dragons Share Their Teeming Microbiome with Their Environment, Just Like Us – Naomi Shavin – Smithsonian Magazine

OSTP call to action on saving soil – Jonathan Eisen – MicroBEnet

IIT-Bombay team finds bacteria responsible for neonatal deaths – Priyanka Sahoo – The Indian Express

Scientists discover link between bacteria and supposedly non-infectious diseases – BBSRC

Life on Mars? Martian Meteorites, Martian Microbes – Julie Taylor – uBiome blog

New website (with a link to my blog, so it’s all good): The Microbiome, sponsored by Era7 Bioinformatics Inc.

Science integrity

Macchiarini scandal is a valuable lesson for the Karolinska Institute – Nature

September 6, 2016

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Tongue diagnostics and bacterial communities, microbiome and ALS, flowers and bees sharing microbes, and CRISPR assembly.

Events

4th World Congress on Targeting Microbiota is organized at Institut Pasteur, Paris, France – October 17-19, 2016

How the Indoor Microbiome Influence Health, with Jack A. Gilbert – October 27, 2016 at British International School of Chicago – Lincoln Park in Chicago

Human oral microbiome

Bacillus as a potential diagnostic marker for yellow tongue coating – Juan Ye – Scientific Reports

Human skin microbiome

Redefining the Chronic-Wound Microbiome: Fungal Communities Are Prevalent, Dynamic, and Associated with Delayed Healing – Lindsay Kalan – mBio

Human respiratory tract microbiome

Review: Development of the respiratory tract microbiota in cystic fibrosis – Emma M. de Koff – Current Opinion in Pulmonary Medicine

Human urinary tract microbiome

Commentary: “Urinary tract infection” and the microbiome – Thomas E. Finucane – The American Journal of Medicine

Human gut microbiome

Pitfalls in Inferring Human Microbial Dynamics from Temporal Metagenomics Data – Hong-Tai Cao – bioRxiv

Evaluation of the microbial diversity in amyotrophic lateral sclerosis using high-throughput sequencing – Xin Fang – Frontiers in Microbiology

Review: Beyond 16S rRNA community profiling: intra-species diversity in the gut microbiota – Kirsten M. Ellegaard – Frontiers in Microbiology

Review: Epigenetic mechanisms in microbial members of the human microbiota: current knowledge and perspectives – Natacha Cureau – Future Medicine

Microbiology and immunology

Perspective: Autoimmunity and the microbiome: T-cell receptor mimicry of “self” and microbial antigens mediates self tolerance in holobionts – Robert Root-Bernstein – BioEssays

Animal models of microbiome research

Ketogenic diet modifies the gut microbiota in a murine model of autism spectrum disorder – Christopher Newell – Molecular Autism

Animal microbiome

Disentangling a holobiont – recent advances and perspectives in Nasonia wasps – Jessica Dittmer – Frontiers in Microbiology

Review: The terrestrial isopod microbiome: An all-in-one toolbox for animal-microbe interactions of ecological relevance – Didier Bouchon – Frontiers in Microbiology

Plant, root, and soil microbiome

Microbial communities in passive remediation systems at three abandoned coal mine sites in the United Kingdom – Carmen Falagán – Proceedings IMWA 2016, Freiberg

Primary Succession of Nitrogen Cycling Microbial Communities Along the Deglaciated Forelands of Tianshan Mountain, China – Jun Zeng – Frontiers in Microbiology

Flowers and Wild Megachilid Bees Share Microbes – Quinn S. McFrederick – Microbial Ecology

Triclosan Resistome from Metagenome Reveals Diverse Enoyl Acyl Carrier Protein Reductases and Selective Enrichment of Triclosan Resistance Genes – Raees Khan – Scientific Reports

Water and extremophile microbiome

Oligotrophic Lagoons of the South Pacific Ocean Are Home to a Surprising Number of Novel Eukaryotic Microorganisms – Eunsoo Kim – Environmental Microbiology

Upstream freshwater and terrestrial sources are differentially reflected in the bacterial community structure along a small Arctic river and its estuary – Aviaja L. Hauptmann – Frontiers in Microbiology

Built environment microbiology

Review: Emerging Investigators Series: Sewer surveillance for monitoring antibiotic use and prevalence of antibiotic resistance: urban sewer epidemiology – Nicole Fahrenfeld – Environmental Science: Water Research & Technology

Food microbiology

High-throughput identification of the microbial biodiversity of cocoa bean fermentation by MALDI-TOF MS – S. Miescher Schwenninger – Letters in Applied Microbiology

Bioinformatics and metagenomics

Assemble CRISPRs from metagenomic sequencing data – Jikai Lei – Bioinformatics

Contig annotation tool CAT robustly classifies assembled metagenomic contigs and long sequences – Diego D. Cambuy – bioRxiv

Techniques

High throughput sequencing of multiple amplicons for barcoding and integrative taxonomy – Perrine Cruaud – bioRxiv

Microbes in the news

Podcast (12 min) with Stephen Pointing: Protecting the Earth’s Microbiome – Jesse Mulligan – Radio NZ

Biochemists’ discovery could lead to vaccine against ‘flesh-eating’ bacteria – Science Daily

Enzyme from oral bacteria could be potential therapy for celiac disease – News Medical

Bik’s Non-Microbiology Picks

Bizarre ant colony discovered in an abandoned Polish nuclear weapons bunker – Annalee Newitz – ArsTechnica

September 5, 2016

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A microbial ecosystem created by fracking.

Human gut microbiome

Note: “All 34 PD patients were on dopaminergic drugs” Short chain fatty acids and gut microbiota differ between patients with Parkinson’s disease and age-matched controls – Marcus M. Unger – Parkisonism & Related Diseases

Effects of Proton Pump Inhibitors on the Gastric Mucosa-Associated Microbiota in Dyspeptic Patients – Francesco Paroni Sterbini – Applied and Environmental Microbiology

Upcoming study: Influence of habitual dietary fibre intake on the responsiveness of the gut microbiota to a prebiotic: protocol for a randomised, double-blind, placebo-controlled, cross-over, single-centre study – Genelle Healey – BMJ Open

Plants, roots, and soil microbiome

Screen Shot 2016-09-05 at 2.12.43 PMMicrobial metabolisms in a 2.5-km-deep ecosystem created by hydraulic fracturing in shales – Rebecca A. Daly – Nature Microbiology

Press: New genus of bacteria found living inside hydraulic fracturing wells – ‘Frackibacter’ one of dozens of microbes forming sustainable ecosystems there, study finds – EurekAlert

Air microbiology

Aerobiology of the built environment: Synergy between Legionella and fungi – Absar Alum – American Journal of Infection Control

Generic aspects of the airborne spread of human pathogens indoors and emerging air decontamination technologies – M. Khalid Ijaz – American Journal of Infection Control

Water treatment microbiology

A modified weighted mixture model for the interpretation of spatial and temporal changes in the microbial communities in drinking water reservoirs using compositional phospholipid fatty acid data – I. Stanimirova – Talanta

Point-of-use Unit Based on Gravity Ultrafiltration Removes Waterborne Gastrointestinal Pathogens from Untreated Water Sources in Rural Communities – Cristóbal Chaidez – Wilderness & Environmental Medicine

Bioinformatics

MMinte: an application for predicting metabolic interactions among the microbial species in a community – Helena Mendes-Soares – BMC Bioinformatics

Microbes in the news

Chickenpox Cases In The US Down Since 2-Dose Vaccine Program Began – Dianne Depra – Tech Times

Study shows that more people carry meningitis bacteria than previously thought – Meningitis Research Foundation

Respect the old but seek out the new: Direct 16S rRNA-seq from bacterial communities – Kelle Freel – The Molecular Ecology

Bacterial Leaf Streak, a new corn disease hitting Kansas – Vincent Marshall – Dodge City Daily Globe

Manuka proves best bacteria fighter – Rush and Mills, Whangaroa College students, investigated manuka (tea tree) oil, won a top prize at the recent Top Energy Far North Science and Technology Fair.– Stuff.co.nz

Fears CSIRO staff exposed to ‘low risk’ toxic bacteria at Canberra lab – ABC Australia

Microbes and you: a partnership millions of years old – Dyani LewisCosmos Magazine