Category Archives: Near-sterile sites

December 5, 2016

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Contraceptives and the vaginal microbiome, Ralstonia and CF outcome, Alzheimer’s, helminths in cats, the Mississippi River.

General microbiome and ecology

Review: Disentangling Interactions in the Microbiome: A Network Perspective – Mehdi Layeghifard – Trends in Microbiology

Book Chapter: Chapter 4 – The Human Microbiome – Jacquelyn S. Meisel – Genomic and Precision Medicine (Third Edition): Foundations, Translation, and Implementation – Chp

Pregnancy and early life

Maternal health and the placental microbiome – Elise Pelzer – Placenta

Human vaginal microbiome

* Effects of Combined Oral Contraceptives, Depot Medroxyprogesterone Acetate, and the Levonorgestrel-releasing Intrauterine System on the Vaginal Microbiome – J. Paul Brooks – Contraception

Review: Lactobacillus iners: Friend or Foe? – Mariya I. Petrova – Trends in Microbiology

Human skin microbiome

The protective effect of microbiota on S. aureus skin colonization depends on the integrity of the epithelial barrier – Marc Burian – Journal of Investigative Dermatology

Human respiratory microbiome

* Ralstonia mannitolilytica in cystic fibrosis: A new predictor of worse outcomes – I. Coman – Respiratory Medicine Case Reports

Staphylococcal species heterogeneity in the nasal microbiome following antibiotic prophylaxis revealed by tuf gene deep sequencing – Claire L. McMurray – Microbiome

Human oral microbiome (also: gut / viruses)

Transmission of viruses via our microbiomes – Melissa Ly – Microbiome

Review: Endodontic Microbiology and Pathobiology : Current State of Knowledge – Ashraf F. Fouad – Dental Clinics of North America

Human gut microbiome

Extending colonic mucosal microbiome analysis—assessment of colonic lavage as a proxy for endoscopic colonic biopsies – Euan Watt – Microbiome

Review: Crohn’s disease – Joana Torres – The Lancet

Review: The Microbiome in Neurogastroenterology – Geoffrey A. Preidis – Pediatric Neurogastroenterology

Review: The endocrine vitamin D system in the gut – Antonio Barbáchano – Molecular and Cellular Endocrinology

Microbes at nearly sterile sites

* Gram-negative bacterial molecules associate with Alzheimer disease pathology – Xinhua Zhan – Neurology

Press: Gram-negative bacteria may influence Alzheimer’s disease pathology – ScienceDaily

Animal and in vitro models

Modulation of a Circulating Uremic Solute via Rational Genetic Manipulation of the Gut Microbiota – A. Sloan Devlin – Cell Host & Microbe

Animal microbiome

* Helminth infections and gut microbiota – a feline perspective – Ana M. Duarte – Parasites & Vectors

Review: Defining the Core Microbiome in Corals’ Microbial Soup – Alejandra Hernandez-Agreda – Trends in Microbiology

Plant, root, and soil microbiome

Bacterial consortia inoculation mitigates the water shortage and salt stress in an avocado (Persea americana Mill.) nursery – Patricio J. Barra – Applied Soil Ecology

Heavy Metal Pollution Structures Soil Bacterial Community Dynamics in SW Spain Polluted Salt Marshes – Jennifer Mesa – Water, Air, & Soil Pollution

The Cucurbita pepo seed microbiome: genotype-specific composition and implications for breeding – Eveline Adam – Plant and Soil

Tolerance of the forest soil microbiome to increasing mercury concentrations – Aline Frossard – Soil Biology and Biochemistry

Repeated glyphosate exposure induces shifts in nitrifying communities and metabolism of phenylpropanoids – Marco Allegrini – Soil Biology and Biochemistry

Seasonal induced changes in spinach rhizosphere microbial community structure with varying salinity and drought – A. Mark Ibekwe – Science of the Total Environment

Cross-compatibility evaluation of plant growth promoting rhizobacteria of coconut and cocoa on yield and rhizosphere properties of vegetable crops – T.H Khadeejath Rajeela – Biocatalysis and Agricultural Biotechnology

Effect of rhizobacterial consortia from undisturbed arid- and agro-ecosystems on wheat growth under differing conditions – N.G. Inostroza – Letters in Applied Microbiology

Differences among Soil-Inhabiting Microbial Communities in Poa annua Turf throughout the Growing Season – Lisa A. Beirn – Corp Science

Increasing the Size of the Microbial Biomass Altered Bacterial Community Structure which Enhances Plant Phosphorus Uptake – Pu Shen – PLOS ONE

Water and extremophile microbiome

* Microbial regime changes and indicators of eutrophication on the Mississippi River identified via a human-powered 2900 km transect – Michael W Henson – bioRxiv

Whole-Genome Enrichment Provides Deep Insights into Vibrio cholerae Metagenome from an African River – L. Vezzulli – Microbial Ecology

Identity, ecology and ecophysiology of planktic green algae dominating in ice‑covered lakes on James Ross Island (northeastern Antarctic Peninsula) – Linda Nedbalová

Built environment microbiome

Analysis of dark crusts on the church of Nossa Senhora do Carmo in Rio de Janeiro, Brazil, using chemical, microscope and metabarcoding microbial identification techniques – Christine Gaylarde – International Biodeterioration & Biodegradation

Impact of wastewater treatment plant discharge on the contamination of river biofilms by pharmaceuticals and antibiotic resistance – Elodie Aubertheau – Science of the Total Environment

More microbiology

Human to human transmission of arthropod-borne pathogens – Byron E Martina – Current Opinion in Virology

Techniques

Methodological flaws introduce strong bias into molecular analysis of microbial populations – Niclas Krakat – Journal of Applied Microbiology

Microbes in the news

uBiome Awards Microbiome Impact Grant to Explore Effects of Heavy Drinking and Smoking on Oral Microbiome – PR Web

Missing Link in Malaria Evolution Discovered in Historical Specimens – Ben Andrew Henry – The Scientist

Book review: The Human Microbiome Handbook, Jason Tetro, Emma Allen-Vercoe (Eds.). DEStech Publications (March 2016)– Laura M. Cox – Anaerobe

Our ideas about bacteria evolution are wrong – scientists make new discovery – Sandra Hajda – Inquisitr

Bacteria Hysteria

Soap company uses bacteria-coated billboards to prove how dirty your stuff is – Mashable

December 1, 2016

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Bacteria associated with high BM frequency in Japanese, red wine intake, drought stress in hardwood trees, and a book on Archaea.

Human oral microbiome

Salivary Microbiome Diversity in Caries-Free and Caries-Affected Children – Shan Jiang – Int J Mol Sci

Infections of sterile sites

Clinical metagenomics of bone and joint infections: a proof of concept study – Etienne Ruppe – bioRxiv

Human gut microbiome

* Comprehensive analysis of the fecal microbiota of healthy Japanese adults reveals a new bacterial lineage associated with a phenotype characterized by a high frequency of bowel movements and a lean body type – Kaihei Ok – BMC Microbiology

* Phylogenetic profile of gut microbiota in healthy adults after moderate intake of red wine – Elvira Barroso – Molecular Nutrition & Food Research

Intestinal dysbiosis is common in systemic sclerosis and associated with gastrointestinal and extraintestinal features of disease – Kristofer Andréasson – Arthritis Research & Therapy

Dysbiosis of fecal microbiota and high frequency of Citrobacter, Klebsiella spp., and Actinomycetes in patients with irritable bowel syndrome and gastroenteritis – Leila Ganji – Gastroenterology and Hepatology: From Bed to Bench

Beneficial Effects of a Dietary Weight Loss Intervention on Human Gut Microbiome Diversity and Metabolism Are Not Sustained during Weight Maintenance – Heinsen F.-A. – Obesity Facts

Comparative Fingerprinting of the Human Microbiota in Diabetes and Cardiovascular Disease – Vamanu Emanuel – Journal of Medicinal Food

Review: Clinical implications of the microbiome in urinary tract diseases – Andreas Hiergeist – Current Opinion in Urology
Review and video: How does the microbiome affect liver disease? – Herbert Tilg – Clinical Liver Disease

Animal models

Divergent selection-induced obesity alters the composition and functional pathways of chicken gut microbiota – Jinmei Ding – Genetics Selection Evolution

Plant, root, and soil microbiome

* Soil microbial communities buffer physiological responses to drought stress in three hardwood species – Steven A. Kannenberg – Oecologia

Review: Prospects for biological soil-borne disease control: application of indigenous versus synthetic microbiomes – Mark Mazzola – Phytopathology

Biofilms

Eradication of Pseudomonas aeruginosa biofilms and persister cells using an electrochemical scaffold and enhanced antibiotic susceptibility – Sujala T Sultana – NPJ Biofilms and Microbiomes

Researchers develop novel wound-healing technology – Phys.org

Microbes in the news

Mulch your soil—inside and out – David R. Montgomery and Anne Biklé

If You Want To Improve Gut Health, New Research Says Taking A Probiotic Isn’t Enough – Gretchen Lidicker – MindBodyGreen

A race to turn trillions of our own bacteria into medical breakthroughs – CNBC

Scientists create comprehensive computational metabolic models for different gut microbes – News Medical

* Book: Archaea 83 Success Secrets – 83 Most Asked Questions On Archaea – What You Need To Know – Adam Mcdowell – Kobo

November 30, 2016

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Microbiota-mitochondria crosstalk in Crohn’s Disease, is there a brain microbiome, Akkermansia proteins, Koala retroviruses, New York City park soil microbiomes, gift-giving insects, mud volcanos, 2.5 billion-year-old microbial fossils.

Events

The Gut Institute Microbiome Event in Berkeley, 10/11 December– Gut Institute

General microbiome

Microbial Ecology: Where are we now? – Lisa A. Boughner – Journal of Postdoctoral Research

Human respiratory microbiome

Common Lung Microbiome Identified among Mechanically Ventilated Surgical Patients – Ashley D. Smith – PLOS ONE

Human skin microbiome

Towards a bacterial treatment for armpit malodour – Chris Callewaert – Experimental Dermatology

Review: Establishing Tolerance to Commensal Skin Bacteria: Timing Is Everything – Tiffany C. Scharschmidt – Dermatologic Clinics

Human microbes in (nearly) sterile sites

* Lots of extraction controls in this study, but they were not sequenced, and hard to accept there are thriving bacterial communities in our brain: Brain microbiota disruption within inflammatory demyelinating lesions in multiple sclerosis – W. G. Branton – Scientific Reports

Human gut microbiome

* Altered intestinal microbiota–host mitochondria crosstalk in new onset Crohn’s disease – Walid Mottawea – Nature Communications

Changes in Intestinal Microbiota Following Combination Therapy with Fecal Microbial Transplantation and Antibiotics for Ulcerative Colitis – Dai Ishikawa – Inflammatory Bowel Diseases

Urinary metabolomics of young Italian autistic children supports abnormal tryptophan and purine metabolism – Federica Gevi – Molecular Autism

Review: Interaction of gut microbiota with bile acid metabolism and its influence on disease states – Christopher Staley – Applied Microbiology and Biotechnology

Animal and in vitro models

* A purified membrane protein from Akkermansia muciniphila or the pasteurized bacterium improves metabolism in obese and diabetic mice – Hubert Plovier – Nature Medicine

Stable Host Gene Expression in the Gut of Adult Drosophila melanogaster with Different Bacterial Mono-Associations – Carolyn Elya – PLOS ONE

Checks and balances – microbiota shifts in immunosuppressed mice – W. Florian Fricke – Transplantation

Dual-specificity phosphatase 6 deficiency regulates gut microbiome and transcriptome response against diet-induced obesity in mice – Jhen-Wei Ruan – Nature Microbiology

Short Chain Fatty Acids Prevent High-fat-diet-induced Obesity in Mice by Regulating G Protein-coupled Receptors and Gut Microbiota – Yuanyuan Lu – Scientific Reports

Effect of antibiotic pre-treatment and pathogen challenge on the intestinal microbiota in mice – Tadasu Iizumi – Gut Pathogens

Fecal microbiota manipulation prevents dysbiosis and alcohol-induced liver injury in mice – Gladys Ferrere – Journal of Hematology

Impact of red meat consumption on the metabolome of rats – Louise M. A. Jakobsen – Molecular Nutrition & Food Research

11β-hydroxysteroid dehydrogenase-1 deficiency alters the gut microbiome response to western diet – Jethro S Johnson – Journal of Endocrinology

Microbiota induces expression of tumor necrosis factor in postnatal mouse skin – D. V. Yuzhakova – Biochemistry (Moscow)

Animal microbiome

* Phylogenetic diversity of Koala Retrovirus within a Wild Koala Population – K.J. Chappell – Journal of Virology

* Partitioning the effects of mating and nuptial feeding on the microbiome in gift-giving insects – Chad C. Smith – Environmental Microbiology Reports

The stable microbiome of inter and sub-tidal anemone species under increasing pCO2 – Erinn M. Muller – Scientific Reports

Plant, root, and soil microbiome

* Urban park soil microbiomes are a rich reservoir of natural product biosynthetic diversity – Zachary Charlop-Powers – PNAS

News: Metagenomics Hints at Natural Product Potential of Microbes in New York City Parks – Genome Web
Study: New York City Dirt Rich in Bacteria Related to Medical Treatments – Robert Lee Hotz

* Sulfur-oxidizing bacteria prior to the Great Oxidation Event from the 2.52 Ga Gamohaan Formation of South Africa -Andrew D. Czaja – Geology

Geologist uncovers 2.5 billion-year-old fossils of bacteria that predate the formation of oxygen – Phys.org

Direct evidence for microbial-derived soil organic matter formation and its ecophysiological controls – Cynthia M. Kallenbach – Nature Communications

Evidence for Ecological Flexibility in the Cosmopolitan Genus Curtobacterium – Alexander B. Chase – Frontiers in Microbiology

Molecular phylogeny, diversity, community structure, and plant growth promoting properties of fungal endophytes associated with the corms of saffron plant: An insight into the microbiome of Crocus sativus Linn. – Zahoor Ahmed Wani – Fungal Biology

Host and tissue variation overshadow the response of boreal moss-associated fungal communities to increased nitrogen load – Marie L. Davey – Molecular Ecology

Responses of Methanogenic and Methanotrophic Communities to Elevated Atmospheric CO2 and Temperature in a Paddy Field – Yuan Liu – Frontiers in Microbiology

Microbial community structure of surface sediments from a tropical estuarine environment using next generation sequencing – Lidita Khandeparker – Ecological Indicators

Fungal endophytic communities associated to the phyllosphere of grapevine cultivars under different types of management – Carla Marisa Reis Varanda – Fungal Biology

Shifting patterns of microbial N-metabolism across seasons in upland Alaskan tundra soils – Shawna McMahon – Soil Biology and Biochemistry

Disruption of plant-soil-microbial relationships influences plant growth – Daniel P. Keymer – Journal of Ecology

Review: Rhizobial diversity and function in rooibos (Aspalathus linearis) and honeybush (Cyclopia spp.) plants: A review – C. Brink – South African Journal of Botany

Water and extremophile microbiome

Landscape-scale spatial abundance distributions discriminate core from random components of boreal lake bacterioplankton – Juan Pablo Niño-García – Ecology Letters

Diversity and Distribution of Phenol Oxidase Producing Fungi from Soda Lake and Description of Curvularia lonarensis sp. nov. – Rahul Sharma – Frontiers in Microbiology

Hydrocarbon degraders establish at the costs of microbial richness, abundance and keystone taxa after crude oil contamination in permafrost environments – Sizhong Yang – Scientific Reports

* Comparative study of Dushanzi and Baiyanggou mud volcano microbial communities in Junggar Basin in Xinjiang, China – Zhiyong Huang – International Research Journal of Public and Environmental Health

Habitat generalists and specialists in microbial communities across a terrestrial-freshwater gradient – C. Monard – Scientific Reports

Review: Sources of Antibiotics: Hot springs – Girish B. Mahajan – Biochemical Pharmacology

Metagenomics and bioinformatics

Variability in Metagenomic Count Data and Its Influence on the Identification of Differentially Abundant Genes – Jonsson Viktor – Journal of Computational Biology

Alignment-free Transcriptomic and Metatranscriptomic Comparison Using Sequencing Signatures with Variable Length Markov Chains – Weinan Liao – Scientific Reports

Techniques

The Oxford Nanopore MinION: delivery of nanopore sequencing to the genomics community – Miten Jain – Genome Biology

Microbes in the news

The “Internet Of Food,” DNA Testing, And The Quest For The Perfect Diet – Fastcompany

Geologist uncovers 2.5 billion-year-old fossils of bacteria that predate the formation of oxygen – Phys.org

Major finding identifies nitrogen as key driver for gut health – Knowridge

Each animal species hosts a unique microbial community and benefits from it – David Salisbury – Vanderbilt University News

In Brazil, prestigious scientific journal “Nature Communications” focuses on Adventist lifestyle – Felipe Lemos – Adventist

Genes, early environment sculpt the gut microbiome – Science Daily

OpenBiome Now Stores Your Stool In Case of C. difficile Infection – Gastroenterology and Endoscopy News

November 23, 2016

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Why You Should Probably Be Glad You’re Not a Brown Bear or an Edible Dormouse – Julie Taylor – uBiome blog

“Thankfully, when you have your own microbiome analyzed by uBiome, you’ll be relieved to know that we won’t be sending round a guy in a helicopter with a tranquilizer gun. All you need to do is lightly swab a piece of used toilet paper.”

Human gut microbiome

Efficacy of Sterile Fecal Filtrate Transfer for Treating Patients With Clostridium difficile Infection – Stephan J. Ott – Gastroenterology

Research highlight: Microbiota under pressure – Andrea Aguilar – Nature Reviews Nephrology

Review: Candida albicans cell-type switching and functional plasticity in the mammalian host – Suzanne M. Noble – Nature Reviews Microbiology

Review: Gut Bacteria and Hydrogen Sulfide: The New Old Players in Circulatory System Homeostasis – Lenka Tomasova – MDPI Molecules

Microbiology of nearly sterile sites

Genomes of Gardnerella Strains Reveal an Abundance of Prophages within the Bladder Microbiome – Kema Malki – PLOS ONE

Animal experiments

Eye of the Finch: Characterization of the Ocular Microbiome of House Finches in Relation to Mycoplasmal Conjunctivitis – Courtney A. Thomason – Environmental Microbiology

Composition and diversity of mucosa-associated microbiota along the entire length of the pig gastrointestinal tract; dietary influences – Jennifer Kelly – Environmental Microbiology

Heat Stress Affects Facultative Symbiont-Mediated Protection from a Parasitoid Wasp – Eleanor R. Heyworth – PLOS ONE

Genome-guided design of a defined mouse microbiota that confers colonization resistance against Salmonella enterica serovar Typhimurium – Sandrine Brugiroux – Nature Microbiology

Assessment of the Fecal Microbiota in Beef Calves – J.S. Weese – Journal of Veterinary Internal Medicine

The role of microbiota in compensatory growth of protein-restricted rats – Yizhi Zhu – Microbial Biotechnology

Animal microbiome

Molecular diversity of bacterial endosymbionts associated with dagger nematodes of the genus Xiphinema (Nematoda: Longidoridae) reveals a high degree of phylogenetic congruence with their host – Juan E. Palomares-Rius – Molecular Ecology

Plant, root, and soil microbiome

Shared and host-specific microbiome diversity and functioning of grapevine and accompanying weed plants – Abdul Samad – Environmental Microbiology

Root isoflavonoids and hairy root transformation influence key bacterial taxa in the soybean rhizosphere – Laura J. White – Environmental Microbiology

Water and extremophile microbiome

Abundant and rare picoeukaryotic sub-communities present contrasting patterns in the epipelagic waters of marginal seas in the northwestern Pacific Ocean – Wenxue Wu – Environmental Microbiology

Bringing microbial diversity into focus: high-resolution analysis of iron mats from the Lō‘ihi Seamount – Jarrod J. Scott – Environmental Microbiology

Probing the evolution, ecology and physiology of marine protists using transcriptomics – David A. Caron – Nature Reviews Microbiology

Food microbiology

High-Throughput Sequencing of Viable Microbial Communities in Raw Pork Subjected to a Fast Cooling Process – Chao Yang – Journal of Food Science

Microbes in the news

Set of 12 microbiology postcards – PREORDER – Microbes and Molecules sciart card set featuring bacteria and fungi, gift for scientist – The Vexed Muddler – Etsy.com

Traces of antibiotic-resistant bacteria have been found in polluted city air. Not good – David Nield – ScienceAlert

Why Sprouts Are Especially Good At Harboring Dangerous Bacteria – Sara G. Miller – LiveScience / Huffington Post

Infectious Diseases Keep Delivering Surprises To The U.S. – Katherine Hobson – NPR

UVA Microbiologist Expands His Research Across the Atlantic – University of Virginia

By Wagging its ‘Tail,’ Bacteria Common in CF Lung Infections May Initiate Immune Reaction – Joana Fernandes – Cystic Fibrosis News Today

‘In five years this will be routine’: Map My Gut start-up offers personalised microbiome advice – Annie-Rose Harrison-Dunn – NutraIngredients

Can bacteria in yogurt calm your anxiety? – Jeff Sossamon – Futurity