Category Archives: Built Environment Microbiology

January 20, 2015

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Today we will honor #PenguinAwarenessDay with an older paper, but all others links are brand new. There is the cave microbiome, bacteria in fermented yak milk, and a warning about comparing data obtained in mouse models. Here we go:

Perspective: Where Next for Microbiome Research? – Matthew K. Waldor – PLOS Biology

Review: The Microbiome and Graft Versus Host Disease – Nathan Mathewson, Pavan Reddy – Current Stem Cell Reports

Review: The microbiome mutiny hypothesis: can our microbiome turn against us when we are old or seriously ill? – Lajos Rózsa – Biology Direct

Review: Prevention of Microbial Communities: Novel Approaches Based Natural Products – George D. Mogosanu – Current Pharmaceutical Biotechnology

Human respiratory microbiome

Application of a Neutral Community Model To Assess Structuring of the Human Lung Microbiome – Arvind Venkataraman – mBio

Review (behind paywall, even at Stanford): Immunology, genetics and microbiota in the COPD pathophysiology: potential scope for patient stratification – Rajneesh Malhotra, and Henric Olsson – Expert Review of Respiratory Medicine

Human gut microbiome

Helicobacter pylori infection as a protective factor against multiple sclerosis risk in females – Marzena J Fabis Pedrini – J Neurol Neurosurg Psychiatry

Spatial variation of the colonic microbiota in patients with ulcerative colitis and control volunteers – A Lavelle – Gut

Review: The human gastric microbiota: Is it time to rethink the pathogenesis of stomach diseases? – Gerardo Nardone, Debora Compare – United European Gastroenterology Journal

Pregnancy and birth

Review: Human Milk: Mother Nature’s Prototypical Probiotic Food? – Michelle K McGuire, and Mark A McGuire – Advances in Nutrition

Animal models of microbiome research

Perspective: How informative is the mouse for human gut microbiota research? – Thi Loan Anh Nguyen – Disease Models & Mechanisms

Attenuated portal hypertension in germ-free mice: Function of bacterial flora on the development of mesenteric lymphatic and blood vessels – Sheida Moghadamrad – Hepatology

High-throughput 16S rRNA gene sequencing reveals alterations of mouse intestinal microbiota after radiotherapy – Young Suk Kim – Anaerobe

Antibiotic perturbation: An in vitro culture model to study the dynamics of colonic microbiota in Syrian golden hamsters and their susceptibility to infection with Clostridium difficile – Matthew Miezeiewski – ISME J

Animal microbiome

This is a 2013 article, but I included it to honor today’s #PenguinAwarenessDay:
Interspecific variations in the gastrointestinal microbiota in penguins – Meagan L. Dewar – MicrobiologyOpen

Identification and characterization of carboxyl esterases of gill chamber-associated microbiota in the deep-sea shrimp Rimicaris exoculata using functional metagenomics – María Alcaide – Applied and Environmental Microbiology

Plant microbiome

Structure, variation, and assembly of the root-associated microbiomes of rice – Joseph Edwards – PNAS USA

Rhizosphere microbial community composition affects cadmium and zinc uptake of the metal-hyperaccumulating plant Arabidopsis halleri – E. Marie Muehe – Applied and Environmental Microbiology

Exploring functional contexts of symbiotic sustain within lichen-associated bacteria by comparative omics – Martin Grube – ISME J

Soil microbiome

Profiling microbial communities in manganese remediation systems treating coal mine drainage – Dominique L. Chaput – Applied and Environmental Microbiology

Bacterial succession in paddy soils derived from different parent materials – Rong Sheng – Journal of Soils and Sediments

Main factors controlling microbial community structure and function after reclamation of a tailing pond with aided phytostabilization – R. Zornoza – Geoderma

Oligotyping reveals stronger relationship of organic soil bacterial community structure with N-amendments and soil chemistry in comparison to that of mineral soil at Harvard Forest, MA, USA# – Swathi A. Turlapati – Frontiers in Microbiology

Activity and phylogenetic diversity of sulfate-reducing microorganisms in low-temperature subsurface fluids within the upper oceanic crust – Alberto Robador – Frontiers in Microbiology

Water microbiome

Biogeography of Heterotrophic Flagellate Populations Indicates the Presence of Generalist and Specialist Taxa in the Arctic Ocean – Mary Thaler and Connie Lovejoy – Applied and Environmental Microbiology

The effect of carbon subsidies on marine planktonic niche partitioning and recruitment during biofilm assembly – Chuck Pepe-Ranney, Ed Hall – BioRxiv

Catchment-scale biogeography of riverine bacterioplankton – Daniel S Read – ISME J

Microbiome of the built environment

Spatio-temporal variability of airborne bacterial communities and their correlation with particulate matter chemical composition across two urban areas – I. Gandolfi – Applied Microbiology and Biotechnology

The community distribution of bacteria and fungi on ancient wall paintings of the Mogao Grottoes – Yantian Ma – Nature Scientific Reports

A long-term study examining the antibacterial effectiveness of Agion silver zeolite technology on door handles within a college campus – B.A. Potter – Letters in Applied Microbiology

Bioreactor microbiology

Groundwater Chemistry Determines the Prokaryotic Community Structure of Waterworks Sand Filters – Christian N. Albers – Environmental Science & Technology

Impact of Organic Load Shock on the Dynamic Transition of Microbial Communities During the Anaerobic Start-up Process – Jie Li – Energy Procedia

Food microbiology

High-throughput sequencing reveals microbial community diversity of Tibetan naturally fermented yak milk – Wenjun Liu – Annals of Microbiology

Viruses and phages

Depth-stratified functional and taxonomic niche specialization in the ‘core’ and ‘flexible’ Pacific Ocean Virome – Bonnie L Hurwitz – ISME J

BSc thesis: Metagenomic study of the human gut virome during the first year of life – David Mayo Muñoz – Universitat Politecnica de Valencia

Metagenomics

Strong spurious transcription likely a cause of DNA insert bias in typical metagenomic clone libraries – Kathy N Lam, Trevor C Charles – BioRXiv

Commentary: Capturing bacterial chromosome conformation – Andrea Du Toit – Nature Reviews Microbiology

Metabolomics

Intestinal Microbiota-Derived Metabolomic Blood Plasma Markers for Prior Radiation Injury – Pilib Ó Broin – International Journal of Radiation Oncology

Investigation of biotechnological potential of sponge-associated bacteria collected in Brazilian coast – O.C.S. Santos – Letters in Applied Microbiology

Review: The Role of Colonic Bacteria in the Metabolism of the Natural Isoflavone Daidzin to Equol – Fatemeh Rafii – Metabolites

Microbes in the news

Can the Microbiome Mutiny? – Carl Zimmer – National Geographic

Fast-Paced Microbiome (about Rob Knight) – Genome Web

Researchers urge caution in studies of mice and microbes – Sarah DeWeerdt – SFARI

Gut microbes trigger autoimmune disease later in life in mice – Science Codex

Ulcer Bacteria Tied to Lower Multiple Sclerosis Risk in Women – HealthDay

Breweries partner with bacteria-detecting Philadelphia start-up – Diane Mastrull – Philly.com

New Species Discovered Beneath Ocean Crust – Robert Perkins – Pressroom USC

Ancient Viruses Gain New Functions in the Brain – Andrea Alfano – Scientific American

Science, publishing, and career

Is it Ph.D. or PhD? And are PhDs who act like MDs a special kind of douchebag? Twitter debates – Chris Seper – MedCityNews

Is the Debate and “Pause” on Experiments That Alter Pathogens with Pandemic Potential Influencing Future Plans of Graduate Students and Postdoctoral Fellows? – Julie K. Pfeiffer – mBio

Don’t be that dude: Handy tips for the male academic – Tenure She Wrote

Science and art

Today in microbes and art: Bioart and Bacteria – The Artwork of Anna Dumitriu – Jonathan Eisen – The Tree of Life

Bik’s Picks

Exercise at depth alters bradycardia and incidence of cardiac anomalies in deep-diving marine mammals – Terrie M. Williams – Nature Communications

What’s Up With That: Birds Bob Their Heads When They Walk – Nick Stockton – Wired

Over 80 percent of Americans support “mandatory labels on foods containing DNA” – Ilya Somin – Washington Post

The Discoloration of the Taj Mahal due to Particulate Carbon and Dust Deposition – M. H. Bergin – Environmental Science & Technology

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January 19, 2015

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Thanks for all the encouraging comments here and per email! This blog appears to fill an important niche in the coverage of scientific microbiome research, in a wide range of hosts and environmental sources, so I will continue writing this. But please spread the word – 100 viewers per day is nice, but more is better!

As one of the commenters suggested, I will try to mark Reviews as such, so they are easier to find (or skip).

Here we go with a new post. It’s Monday, so there is a lot to cover.

Human oral microbiome

Herpesvirus in the oral cavity of children with leukaemia and its impact on the oral bacterial community profile – Tacíria M Bezerra – Journal of Clinical Pathology

Bifidobacteria strains isolated from stools of iron deficient infants can efficiently sequester iron – Pamela Vazquez-Gutierrez – BMC Microbiology

Review: Tuning the Brain-Gut Axis in Health and Disease – Rainbo Hultman – Current Stem Cell Reports

Microbiome of pregnancy and birth

Clinical chorioamnionitis at term I: microbiology of the amniotic cavity using cultivation and molecular techniques – Roberto Romero – Journal of Perinatal Medicine

Review: Relationship between periodontal diseases and preterm birth: Recent epidemiological and biological data – Moneet Walia, Navdeep Saini – International Journal of Applied and Basic Medical Research

Review: Viral Infections During Pregnancy – Michelle Silasi – American Journal of Reproductive Immunology

Review: Stress and the Commensal Microbiota: Importance in parturition and infant neurodevelopment – Tamar L. Gur – Frontiers in Psychiatry

Animal models of microbiome research

Commensal microbiota influence systemic autoimmune responses – Jens T Van Praet – The EMBO Journal

Modulation of the Intestinal Microbiota Is Associated with Lower Plasma Cholesterol and Weight Gain in Hamsters Fed Chardonnay Grape Seed Flour – Hyunsook Kim – J. Agric. Food Chem

Dysbiotic bacteria translocate in progressive SIV infection – Z Klase – Mucosal Immunology

Animal microbiome

Comparison of the gut microbiomes of 12 bony fish and 3 shark species – Carrie E. Givens – Marine Ecology Progress Series

Genomes of the rice pest brown planthopper and its endosymbionts reveal complex complementary contributions for host adaptation – Jian Xue – Genome Biology

Review: Towards an integrated understanding of the consequences of fungus domestication on the fungus-growing termite gut microbiota – Michael Poulsen – Environmental Microbiology

Plant microbiome

Primary succession of Bistorta vivipara (L.) Delabre (Polygonaceae) root associated fungi mirrors plant succession in two glacial chronosequences – Marie Davey – Environmental Microbiology

Book: Beneficial Plant-Bacterial Interactions – Bernard R. Glick

Soil and sediment microbiome

Soil Bacterial Communities are Shaped by Temporal and Environmental Filtering: Evidence from a Long-Term Chronosequence – Zachary Freedman and Donald R. Zak – Environmental Microbiology

Abstract: Garlic mustard and its effects on soil microbial communities in a sandy pine forest in central Illinois – Alexander B Faulkner – Proceedings, 19th Central Hardwood Forest Conference; 2014 March

Bacterial community composition at anodes of microbial fuel cells for paddy soils: the effects of soil properties – Ning Wang – Journal of Soils and Sediments

Adaptation of soil microbial community structure and function to chronic metal contamination at an abandoned Pb-Zn mine – Lur Epelde – FEMS Microbiology Ecology

Soil-Borne Microbiome: Linking Diversity to Function – Lucas W. Mendes – Microbial Ecology

Phytoextraction of nickel and rhizosphere microbial communities under mono- or multispecies hyperaccumulator plant cover in a serpentine soil – Marie Rue – Australian Journal of Botany

Methane-derived carbon flow through microbial communities in arctic lake sediments – Ruo He – Environmental Microbiology

Review: Potential applications of soil microbial ecology and next-generation sequencing in criminal investigations – Sheree J. Finley – Applied Soil Ecology

Water microbiome

Book (open access): Subseafloor Biosphere Linked to Hydrothermal Systems
Some chapters of interest:
– Intra-Field Variation of Prokaryotic Communities On and Below the Seafloor in the Back-Arc Hydrothermal System of the Southern Mariana Trough – Shingo Kato
– Microbial Cell Densities, Community Structures, and Growth in the Hydrothermal Plumes of Subduction Hydrothermal Systems – Michinari Sunamura, Katsunori Yanagawa
– Comparative Investigation of Microbial Communities Associated with Hydrothermal Activities in the Okinawa Trough – Ken Takai, Satoshi Nakagawa
– Quantification of Microbial Communities in Hydrothermal Vent Habitats of the Southern Mariana Trough and the Mid-Okinawa Trough – Katsunori Yanagawa

Microbiome of the built environment

Review: From commensalism to mutualism: integrating the microbial ecology, building science, and indoor air communities to advance research on the indoor microbiome – Brent Stephens – Indoor Air

Food microbiology

Diversity of Lactic Acid Bacteria Isolated from Brazilian Water Buffalo Mozzarella Cheese – Luana Faria Silva – Journal of Food Science

Metagenomics

Metagenome assembly through clustering of next-generation sequencing data using protein sequences – Mikang Sim, Jaebum Kim – Journal of Microbiological Methods

An ensemble strategy that significantly improves de novo assembly of microbial genomes from metagenomic next-generation sequencing data – Xutao Deng – Nucleic Acids Research

Review: Tales from the crypt and coral reef: the successes and challenges of identifying new herpesviruses using metagenomics – Charlotte J. Houldcroft and Judith Breuer – Frontiers in Microbiology

Metabolomics, transcriptomics, and proteomics

Effects of high fructose and salt feeding on systematic metabonome probed via 1H NMR spectroscopy – Yongxia Yang – Magnetic Resonance in Chemistry

Also see above: Adaptation of soil microbial community structure and function to chronic metal contamination at an abandoned Pb-Zn mine – Lur Epelde – FEMS Microbiology Ecology

Isolation and characterization of novel lipases/esterases from a bovine rumen metagenome – Florence Privé – Applied Microbiology and Biotechnology

Review: Proteomics of hosts and pathogens in cystic fibrosis – Karthik Shantharam Kamath – Proteomics – Clinical Applications

Bioinformatics

Book chapter: e-DNA Meta-Barcoding: From NGS Raw Data to Taxonomic Profiling – Fosso Bruno – RNA Bioinformatics / Methods in Molecular Biology

Book chapter: Deciphering Metatranscriptomic Data – Evguenia Kopylova – RNA Bioinformatics / Methods in Molecular Biology

Amplification and sequencing techniques

Quantitative evaluation of bias in PCR amplification and next-generation sequencing derived from metabarcoding samples – Marta Pawluczyk – Analytical and Bioanalytical Chemistry

Probiotics

Consecutive oral administration of Bifidobacterium longum MM-2 improves the defense system against influenza virus infection by enhancing natural killer cell activity in a murine model – Tomohiro Kawahara – Microbiology and Immunology

Microbes in the news

* One Scientist’s Race To Help Microbes Help You – Katherine Harmon Courage – NPR Shots

Researchers reveal link between the microbiome of young mice and later onset of autoimmune disease – News Medical

Podcast: Do Gut Bacteria Tell Us What To Eat? – Beth Anne Austein / The Food Guys – Montana Public Radio

The Fungus in Your Cheese Is Having Weird Sex – Rose Eveleth – Smithsonian.com

Disturbed gut microbiome linked to Parkinson’s disease – News Medical

#BacteriaHysteria

Honoring last week’s Law Enforcement Appreciation Day: Sheriff’s Office gets bacteria cleanse – Richard Goad – Cleveland Banner

Science, publishing, and career

7 Tips for Women at Science Conferences – Hilda Bastian – PLOS Blogs

Bik’s Picks

Do 80% of Americans not know there’s DNA in food? – Ben Lillie blog

Researchers Who Provided Key Evidence For Gluten Sensitivity Have Now Thoroughly Shown That It Doesn’t Exist – Jennifer Welsh – Business Insider

This whale might be old, but it does not look too happy (or it is swimming upside down?)
The Secret To Living 200 Years? Ask A Whale – Paul Rodgers – Forbes.com

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January 12, 2015

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Microbiome of pregnancy and birth

Milk- and solid-feeding practices and daycare attendance are associated with differences in bacterial diversity, predominant communities, and metabolic and immune function of the infant gut microbiome – Amanda L. Thompson – Frontiers in Cellular and Infection Microbiology

Human oral microbiome

Combinations of bacterial species associated with symptomatic endodontic infections in a Chinese population – Z Qi – International Endodontic Journal

Human gut microbiome
Inferred metagenomic comparison of mucosal and fecal microbiota from individuals undergoing routine screening colonoscopy reveals similar differences observed during active inflammation – Mei San Tang – Gut Microbes

Intestinal microbiota in metabolic diseases: From bacterial community structure and functions to species of pathophysiological relevance – Thomas Clavel – Gut Microbes

Editorial: a simple faecal preparation protocol for faecal microbiota transplantation – C. R. Kelly – Alimentary Pharmacology & Therapeutics

Human skin microbiome

Microbiology of diabetic foot infections: from Louis Pasteur to ‘crime scene investigation’ – Anne Spichler – BMC Medicine

Human urinary tract microbiome

The human urine virome in association with urinary tract infections – Tasha M. Santiago-Rodriguez – Frontiers in Microbiology

Animal microbiome

Normal bacterial conjunctival flora in the Huacaya alpaca (Vicugna pacos) – Goedele Storms – Veterinary Ophthalmology

Replicating phages in the epidermal mucosa of the eel (Anguilla anguilla) – Miguel Carda Diéguez – Frontiers in Microbiology

Functional phylotyping approach for assessing intraspecific diversity of Ruminococcus albus within the rumen microbiome – Inna Rozman Grinberg – FEMS Microbiology Letters

Master Thesis: Predominant fecal microbiota of captive adult cheetahs housed in European zoos: a cross-sectional study – Niloufar Majdzadeh – Ghent University

Plant microbiome

Plant–microbe interactions: Microbiome remote control – Christopher Surridge – Nature Plants

Impact of plant development on the rhizobacterial population of Arachis hypogaea: a multifactorial analysis – Shyamalina Haldar and Sanghamitra Sengupta

Pyrosequencing Reveals Fungal Communities in the Rhizosphere of Xinjiang Jujube – Peng Liu – BioMed Research International

Soil, sediment, sludge microbiome

Delineating bacterial community structure of polluted soil samples collected from cancer prone belt of Punjab, India – Gagandeep Kaur – 3 Biotech

Nitrogen and methanogen community composition within and among three Sphagnum dominated peatlands in Scandinavia – Magalí Martí – Soil Biology and Biochemistry

Detailed investigation of the microbial community in foaming activated sludge reveals novel foam formers – Feng Guo – Nature Scientific Reports

Long-term experimental warming alters community composition of ascomycetes in Alaskan moist and dry arctic tundra – Tatiana A. Semenova – Molecular Ecology

Microbial community composition of transiently wetted Antarctic Dry Valley soils – Thomas D. Neiderberger – Frontiers in Microbiology

Water microbiome

Ecogenomics reveals metals and land-use pressures on microbial communities in the waterways of a megacity – Gourvendu Saxena – Environmental Science & Technology

An association network analysis among microeukaryotes and bacterioplankton reveals algal bloom dynamics – Shangjin Tan – Journal of Phycology

Phages and viruses

(also see above) The human urine virome in association with urinary tract infections – Tasha M. Santiago-Rodriguez – Frontiers in Microbiology

TRIM28 Represses Transcription of Endogenous Retroviruses in Neural Progenitor Cells – Liana Fasching – Cell Reports

Probiotics

Systematic discovery of probiotics – Samuel C Forster & Trevor D Lawley – Nature Biotechnology

Microbes in the News

Prebiotics: Yeast Is Healthy, And So Are Bacteria That Help Us Break Down Bread And Beer – Science 2.0

Stop Killing the Good Guys! Protect Your Child’s Microbiome From Antibiotic Overuse – Aviva Romm – Huffington Post

Mounting research tightens gut microbial connection with the brain – MedicalXpress
http://medicalxpress.com/news/2015-01-mounting-tightens-gut-microbial-brain.html

Intestinal bacteria study uses Zingerman’s bread – Lea Giotto – The Michigan Daily

Are We Ruled by Our Microbiome? – Qiagen

Could Gut Microbes Help Us Treat Brain Disorders? – Kavli Foundation – Labmanager

Bacteria could contribute to development of wound-induced skin cancer – EurekAlert

Revenge of the bacteria? Earth Talk – August FreePress

Do viruses make us smarter? – Science Daily

The Doctor Who Championed Hand-Washing And Briefly Saved Lives – Rebecca Davis – NPR Morning Edition

Love your gut – and help your body shift those festive pounds – Kathie Swift – Daily Mail

Science, publishing, career

Life sciences workforce trends evolve with the industry – Kathy L Nugent & Lori Lindburg – Nature Biotechnology

12 Common Mistakes In Empirical Social Science – Fred Phillips – Science 2.0

How The War On Science Affects Us All – Greg Satell – Forbes

Bik’s Picks

Devil is in the detail: Evolution of color in plants and animals – Science Daily’

This cannot be statistically sound: Number Of Large Earthquakes Dropped 60 Percent In 2014 – Science 2.0

Why OCD Is ‘Miserable’: A Science Reporter’s Obsession With Contracting HIV – Shots/Fresh Air – NPR

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December 28, 2014

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Human oral microbiome

Periodontitis: from microbial immune subversion to systemic inflammation – George Hajishengallis – Nature Reviews Immunology

Microbiology of Oral Biofilm-Dependent Diseases: Have We Made Significant Progress to Understand and Treat These Diseases? – Ana Paula Vieira Colombo – Current Oral Health Reports

Human skin microbiome

Dynamics of the surgical microbiota along the cardiothoracic surgery pathway – Sara Romano-Bertrand – Frontiers in Microbiology

Human gut microbiome

Decreased Bacterial Diversity Characterizes the Altered Gut Microbiota in Patients With Psoriatic Arthritis, Resembling Dysbiosis in Inflammatory Bowel Disease – Jose U. Scher – Arthritis & Rheumatology

Insights Into the Role of the Microbiome in Obesity and Type 2 Diabetes – Annick V. Hartstra – Diabetes Care

* The gut microbiota and its role in the development of allergic disease: a wider perspective – C. E. West – Clinical & Experimental Allergy

The power in numbers: Gut microbiota in Parkinson’s disease – Joaquin A. Vizcarra – Movement Disorders

Childhood Obesity: A Role for Gut Microbiota? – Marina Sanchez – Int. J. Environ. Res. Public Health

Animal models of microbiome

Impact of the gut microbiota on rodent models of human disease – Axel Kornerup Hansen – World Journal of Gastroenterology

Dynamics and Establishment of Clostridium difficile Infection in the Murine Gastrointestinal Tract – Mark J. Koenigsknecht – Infection and Immunity

Alteration of the fecal microbiota and serum metabolite profiles in dogs with idiopathic inflammatory bowel disease – Yasushi Minamoto – Gut Microbes

Intermittent hypoxia alters gut microbiota diversity in a mouse model of sleep apnoea
Isabel Moreno-Indias – European Respiratory Journal

Bioreactor models

Lead toxicity to the performance, viability, and community composition of activated sludge microorganisms – Husen Zhang – Environmental Science & Technology

Animal microbiome

Diet strongly influences the gut microbiota of surgeonfishes – Sou Miyake – Molecular Ecology

Plant microbiome

21st century agriculture: integration of plant microbiomes for improved crop production and food security – Angela Sessitsch and Birgit Mitter – Microbial Biotechnology

Soil microbiome

Vertical distribution of the soil microbiota along a successional gradient in a glacier forefield – Thomas Rime – Molecular Ecology

Changes in the composition and diversity of bacterial communities 13 years after soil reclamation of abandoned mine land in eastern China – Yuanyuan Li – Ecological Research

Nitrogen cycling processes and microbial community composition in bed sediments in the Yukon River at Pilot Station – Deborah A. Repert – Journal of Geophysical Research: Biogeosciences

Clay minerals and metal oxides strongly influence the structure of alkane-degrading microbial communities during soil maturation – Annelie Steinbach – ISME Journal

Different vegetable crop rotations affect soil microbial communities and soilborne diseases of potato and onion: literature review and a long-term field evaluation – PJ Wright – New Zealand Journal of Crop and Horticultural Science

Water microbiome

* Biogeography and ecology of the rare and abundant microbial lineages in deep-sea – Rika E. Anderson – FEMS Microbiology Ecology

Comparative metagenomic and metatranscriptomic analyses of microbial communities in acid mine drainage – Lin-xing Chen – ISME Journal

Microbes of the built environment

Indoor bioaerosol dynamics – William W Nazaroff – Indoor Air

Bioinformatics

An improved method to set significance thresholds for β diversity testing in microbial community comparisons – Arda Gülay and Barth F. Smets – Environmental Microbiology

Metabolomics

Reevaluating the hype: Four bacterial metabolites under scrutiny – Esther Eleonore Fröhlich – European Journal of Microbiology and Immunology

Microbes in the news

Discovering microbiology – Nicholas P Money – Oxford University Press

The Microbes in Your Kitchen (Or in your Starbucks mocha) – Kevin Bonham – Scientific American

Science, Publishing, Career

Science is the most ‘future proof’ degree: Engineering and chemistry seen as courses likely to lead to an adaptable career – Laura Clark – Daily Mail

Bik’s Picks

Dr. Oz gets roasted in science journal’s Christmas edition — science roundup extra (video, links) – Susannah L. Bodman – Oregon Live

Science Explains Why The Best BBQ Is Slow Cooked – Patrick Allan – LifeHacker

The Shapes of Snowflakes – CompoundChem

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December 15, 2014

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Pregnancy and birth microbiome

Antibiotics in early life and obesity – Laura M. Cox & Martin J. Blaser – Nature Reviews Endocrinology

Is there a role for probiotics in the prevention of preterm birth? – Siwen Yang – Frontiers in Immunology

Human oral microbiome

A new era in palaeomicrobiology: prospects for ancient dental calculus as a long-term record of the human oral microbiome – Christina Warinner – Philosophical Transactions of the Royal Society B

Commensal Streptococcus mitis is a unique vector for oral mucosal vaccination – Nada Daifalla- Microbes and Infection

Human respiratory microbiome

Correlation Between Nasal Microbiome Composition and Remote Purulent Skin and Soft-Tissue Infections – Ryan C. Johnson – Infection and Immunity

Human gut microbiome

The fungal microbiota of de-novo paediatric inflammatory bowel disease – I. Mukhopadhya – Microbes and Infection

Microbiome changes in healthy volunteers treated with GSK1322322, a novel antibiotic targeting bacterial peptide deformylase – Seda Arat – Antimicrobial Agents and Chemotherapy

Impact of commensal microbiota on the host pathophysiology: focusing on immunity and inflammation – Hiroshi Ohno – Seminars in Immunopathology
http://link.springer.com/article/10.1007/s00281-014-0472-2

Human vaginal microbiome

Trichomonas vaginalis origins, molecular pathobiology and clinical considerations.
Hirt, Robert P – Current Opinion in Infectious Diseases
http://journals.lww.com/co-infectiousdiseases/Abstract/publishahead/Trichomonas_vaginalis_origins,_molecular.99539.aspx

Animal microbiome

Impact of a Complex Food Microbiota on Energy Metabolism in the Model Organism Caenorhabditis elegans – Elena Zanni – BioMed Research International

Plant microbiome

The bacterial rhizobiome of hyperaccumulators: future perspectives based on omics analysis and advanced microscopy – Giovanna Visioli – Frontiers in Plant Science

Soil microbiome

Effect of 25-year fertilization on soil microbial biomass and community structure in a
continuous corn cropping system – Peng Shi – Archives of Agronomy and Soil Science

Microbial regulation of nitrogen dynamics along the hillslope of a natural forest – Kazuo Isobe – Frontiers in Environmental Science

Ancient and modern environmental DNA – Mikkel Winther Pedersen – Philosophical Transactions of the Royal Society B

Protocols for Investigating the Microbiology of Oil Sands Deposits – Christina Ridley – Springer Protocols Handbooks 2014

Water microbiome

Spatially resolved sampling reveals dynamic microbial communities in rising hydrothermal plumes across a back-arc basin – Cody S Sheik – ISME Journal
http://www.nature.com/ismej/journal/vaop/ncurrent/full/ismej2014228a.html

Protocols for Investigating the Microbiology of Coal-Bed-Produced Waters – Amy V. Callaghan – Springer Protocols Handbooks 2014

The shift of microbial population composition accompanying the injected water flowing in the water-flooding petroleum reservoirs – P. K. Gao – BioGeosciences Discussions

Air microbiome

MALDI-TOF mass spectrometry and identification of new bacteria species in air
samples from Makkah, Saudi Arabia – Emmanouil Angelakis – BMC Research Notes

Bioreactor microbiology
Spatial heterogeneity in degradation characteristics and microbial community composition of pesticide biopurification systems – Pieter Verhagen – Journal of Applied Microbiology

Metabolomics

Development of High-Performance Chemical Isotope Labeling LC-MS for Profiling the Human Fecal Metabolome – Wei Xu – Analytical Chemistry
http://pubs.acs.org/doi/abs/10.1021/ac503619q

A straightforward and efficient analytical pipeline for metaproteome characterization – Alessandro Tanca – Microbiome

Microbes in the News

Healthier Soils Will Give Us – and the Planet — a Healthier Century – Robert T. Fraley – Huffington Post

These Crazy Bacteria-Filled Spacesuits May Be What Let Us Survive On Other Planets – Adele Peters – FastCoexist

Parkinson’s Disease Associated With Altered Intestinal Bacteria: Interview with Filip Scheperjans – Medical Research

New Imaging Technique Reveals Bacterial Biofilms in Colon Cancer Patients – Catherine Griffin – Science World Report

450 bacteria on a plastic giraffe vs. 80 million in a kiss is not bad at all! #BacteriaHysteria:
Is your child playing with a germ-infested toy? Here’s how to reduce the risks – Tracy Frank – InForum

Origin Of Eukaryotic Cells Gets A New Hypothesis – Science 2.0

Science, publishing, and career
Retraction Watch is growing, thanks to a $400,000 grant from the MacArthur Foundation – Ivan Oransky – Retraction Watch

Bik’s Picks

The Innovative Chemistry of Tinsel – Francie Diep – Popular Science

The Math And Science Of Latkes – Tania Lombrozo – NPR

Northern white rhino dies at San Diego zoo; only 5 left worldwide – Faith Karimi and Joe Sutton – CNN

Why this computer science professor bakes 1,400 cookies for his students during finals week – John Cook – GeekWire

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December 9, 2014

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Human oral microbiome

* Characterization and comparison of bacterial communities in benign vocal fold lesions – Alissa S Hanshew – Microbiome

Bacterial invasion and persistence: critical events in the pathogenesis of periodontitis? – S. Ji – Journal of Periodontal Research

Human skin microbiome

This took two years to publish, but here it is: Meeting report for the 1st skin microbiota workshop, Boulder, CO October 15-16 2012 – Jack A Gilbert – Standards in Genomic Sciences

Human respiratory microbiome

Assessment of Airway Microbiota and Inflammation in Cystic Fibrosis Using Multiple Sampling Methods – Edith T. Zemanick – Annals of the American Thoracic Society

Human gut microbiome

* Stability of Gut Enterotypes in Korean Monozygotic Twins and Their Association with Biomarkers and Diet – Mi Young Lim – Scientific Reports

* Microbiota organization is a distinct feature of proximal colorectal cancers – Christine M. Dejea – PNAS USA

Review: Crosstalk between intestinal microbiota, adipose tissue and skeletal muscle as an early event in systemic low-grade inflammation and the development of obesity and diabetes – Christian Bleau – Diabetes/Metabolism Research and Reviews

Pathophysiological responses from human gut microbiome – Anindya Roy Chowdhury, Utpal Bakshi – World Journal of Translational Medicine

Animal models of microbiome research

Microbiome-metabolome analysis reveals unhealthy alterations in the composition and metabolism of ruminal microbiota with increasing dietary grain in a goat model – Sheng-yong Mao – Environmental Microbiology

Animal microbiome

Carpoglyphus lactis (Acari: Astigmata) from various dried fruits differed in associated microorganisms – Jan Hubert – Journal of Applied Microbiology

Bacterial dynamics within the mucus, tissue and skeleton of the coral Porites lutea during different seasons – Jie Li – Scientific Reports

 

Investigation of biotechnological potential of sponge-associated bacteria collected in Brazilian coast – O.C.S. Santos – Letters in Applied Microbiology

Plant microbiome

* Removal of floral microbiota reduces floral terpene emissions – Josep Peñuelas – Scientific Reports

Contrasting diversity of epibiotic bacteria and surrounding bacterioplankton of a common submerged macrophyte, Potamogeton crispus, in freshwater lakes – Dan He – FEMS Microbiology Ecology

Review: Sphagnum physiology in the context of changing climate: emergent influences of genomics, modelling and host–microbiome interactions on understanding ecosystem function – David J. Weston – Plant, Cell & Environment

Book: Principles of Plant-Microbe Interactions – Springer

Soil and sediment microbiome

Anthropogenic land use shapes the composition and phylogenetic structure of soil arbuscular mycorrhizal fungal communities – Mari Moora – FEMS Microbiology Ecology

Halophyte plant colonization as a driver of the composition of bacterial communities in salt marshes chronically exposed to oil hydrocarbons – Vanessa Oliveira – FEMS Microbiology Ecology

Changes in microbial communities in coastal sediments along natural CO2 gradients at a volcanic vent in Papua New Guinea – Felix F. Raulf – Environmental Microbiology

Nitrogen Cycling Processes and Microbial Community Composition in Bed Sediments in the Yukon River at Pilot Station – Deborah A. Repert – Journal of Geophysical Research: Biogeosciences

Soil bacterial and fungal communities respond differently to various isothiocyanates added for biofumigation – Ping Hu – Frontiers in Microbiology

Primary succession of soil enzyme activity and heterotrophic microbial communities along the chronosequence of Tianshan Mountains No. 1 Glacier, China – Jun Zeng – Antonie van Leeuwenhoek

Water microbiome

Off-site impacts of agricultural composting: role of terrestrially derived organic matter in structuring aquatic microbial communities and their metabolic potential – Thomas Pommier – FEMS Microbiology Ecology

Microbiome of the built environment

* Diversity of Bacterial Communities of Fitness Center Surfaces in a U.S. Metropolitan Area – Nabanita Mukherjee – International Journal of Environmental Research and Public Health

Food microbiology

Potentially probiotic acetic acid bacteria isolation and identification from traditional dairies microbiota – Babak Haghshenas – International Journal of Food Science & Technology

Metagenomics

Microbial community pattern detection in human body habitats via ensemble clustering framework – Peng Yang – BMC Systems Biology

Proteomics and metabolomics

Insights on the human microbiome and its xenobiotic metabolism: what is known about its effects on human physiology? – Tewes Tralau – Expert Opinion on Drug Metabolism & Toxicology

Proteomic tools to decipher microbial community structure and functioning – Florence Arsène-Ploetze – Environmental Science and Pollution Research

Systems-based approaches to unravel multi-species microbial community functioning – Florence Abram – Computational and Structural Biotechnology Journal

Amplification and other techniques

* Multi-template polymerase chain reaction – Elena Kalle – Biomolecular Detection and Quantification

Microfluidic static droplet array for analyzing microbial communication on a population gradient – Heon-Ho Jeong – Lab Chip

More microbiology papers

* Gain-of-function experiments: time for a real debate – W. Paul Duprex (with David Relman) – Nature Reviews Microbiology

Ciprofloxacin mechanism: Emergence of antibiotic resistance from multinucleated bacterial filaments – Julia Bos – PNAS USA

Microbes in the news

The fragrance of flowers depends on the fungi and bacteria that coated – Beta Wired

The Human Microbiome: Getting Personal – Katy Califf – ASM Microbe

Science, publishing, career

Scientists Are Not That Smart – Chad Orzel – New York Magazine

io9 Science Survey: Tell Us About Working With Rodents in the Lab – Annalee Newitz – io9

Best Way for Professors to Get Good Student Evaluations? Be Male – Amanda Marcotte – Slate

Bik’s Picks

Unfortunately sold out, but really cute: DNA Molecule Plush – ThinkGeek

The birth of a dinosaur footprint: Subsurface 3D motion reconstruction and discrete element simulation reveal track ontogeny (with movies) – Peter L. Falkingham – PNAS USA

Billionaire’s New Science Institute Plans “Google Maps” View of Cells – Joshn Fischman – Scientific American

Expanded DNA alphabet wins Science award – Bradley J. Fikes – UT San Diego

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Microbiome digest, December 8, 2014

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Human microbiome general

The human microbiome: opportunities and challenges for clinical care – Geraint B. Rogers – Internal Medicine Journal

Evaluative Profiling of Arsenic Sensing and Regulatory Systems in the Human Microbiome Project Genomes – Raphael D Isokpehi – Microbiology Insights

Human oral microbiome

* High resolution taxonomic profiling of the subgingival microbiome for biomarker discovery and periodontitis diagnosis – Szymon P. Szafranski – Applied and Environmental Microbiology

Human gut microbiome

Crosstalk at the mucosal border: importance of the gut microenvironment in IBS – Lena Öhman – Nature Reviews Gastroenterology & Hepatology

Antimicrobial resistance characteristics and fitness of Gram negative faecal bacteria from volunteers treated with minocycline or amoxicillin – Miranda Kirchner – Frontiers in Microbiology

Decrease in lactobacilli in the intestinal microbiota of celiac children with a gluten-free diet, and selection of potentially probiotic strains – María J. Lorenzo Pisarello – Canadian Journal of Microbiology

Safety assessment of genetically modified rice expressing human serum albumin from urine metabonomics and fecal bacterial profile – Xiaozhe Qi – Food and Chemical Toxicology

Pregnancy and birth microbiome

Placental Microbiome and Its Role in Preterm Birth – Bin Cao – NeoReviews

High A. vaginae and G. vaginalis vaginal loads are associated with preterm birth – Florence Bretelle – Clinical Infectious Diseases

Cesarean Section and Chronic Immune Disorders – Astrid Sevelsted – Pediatrics

Animal and other models of microbiome research

Intestinal epithelial ​MyD88 is a sensor switching host metabolism towards obesity according to nutritional status – Amandine Everard – Nature Communications

Bugs and Food: A Recipe for Cancer? – Christina L. Ohland, Christian Jobin – Cell Metabolism

The current provided by oxygen-reducing microbial cathodes is related to the composition of their bacterial community – Mickaël Rimboud – Bioelectrochemistry

Animal microbiome

The putative functional ecology and distribution of archaeal communities in sponges, sediment and seawater in a coral reef environment – Ana R.M. Polónia – Molecular Ecology

Plant microbiome

* The role of bacteria and mycorrhiza in plant sulfur supply – Jacinta M. Gahan and Achim Schmalenberger – Frontiers in Plant Science

Arctic fungal communities associated with roots of Bistorta vivipara do not respond to the same fine-scale edaphic gradients as the aboveground vegetation – Sunil Mundra – New Phytologist

Soil and sediment microbiome

Impacts of altered precipitation regimes on soil communities and biogeochemistry in arid and semi-arid ecosystems – Uffe N. Nielsen – Global Change Biology

* Effects of tree identity dominate over tree diversity on the soil microbial community structure – Andrea Scheibe – Soil Biology and Biochemistry

Smooth brome invasion increases rare soil bacterial species prevalence, bacterial species richness and evenness – Candace L. Piper – Journal of Ecology

The interactive effects of elevated ozone and wheat cultivars on soil microbial community composition and metabolic diversity – Xuelian Bao – Applied Soil Ecology

Seasonal variations of the composition of microbial biofilms in sandy tidal flats: Focus of fatty acids, pigments and exopolymers – Claire Passarelli – Estuarine, Coastal and Shelf Science

Pharmaceuticals in the environment: Biodegradation and effects on natural microbial communities. A Review – Anna Barra Caracciolo – Journal of Pharmaceutical and Biomedical Analysis

Water microbiome

Successional Change in Microbial Communities of Benthic Phormidium-Dominated Biofilms – Katie A. Brasell – Microbial Ecology

Microbiome of the built environment

Characterizing airborne fungal and bacterial concentrations and emission rates in six occupied children’s classrooms – D. Hospodsky – Indoor Air

Food microbiology

Analysis of the bacterial community in aged and aging pit mud of Chinese Luzhou-flavour liquor by combined PCR-DGGE and quantitative PCR assay – Huipeng Liang – Journal of the Science of Food and Agriculture

Phages and viruses

Emerging methods to study bacteriophage infection at the single-cell level – Vinh T. Dang and Matthew B. Sullivan – Frontiers in Microbiology

Metabolomics

* The Community Ecology of Microbial Molecules – Robert A. Quinn, Theodore Alexandrov – Journal of Chemical Ecology

Ultra-performance liquid chromatography coupled with quadrupole time-of-flight mass spectrometry for rapid analysis of the metabolites of morroniside produced by human intestinal bacteria – Min Zhao – Journal of Chromatography B

Small-intestinal or colonic microbiota as a potential amino acid source in animals – Werner G. Bergen – Amino Acids

Techniques

Comparative assessment of next-generation sequencing, denaturing gradient gel electrophoresis, clonal restriction fragment length polymorphism and cloning-sequencing as methods for characterizing commercial microbial consortia – A.D. Samarajeewa – Journal of Microbiological Methods

Microbes in the news

Now We Know Some Creepy Things About How Penicillin Destroys Bacteria – Esther Inglis-Arkell – IO9

Arctic bacteria converts mercury – Kristian Sjøgren – ScienceNordic

Should I Eat Greek Yogurt? – Mandy Oaklander – Time

CSU team examines dairy-cattle microorganisms to improve food safety – Kristen Browning-Blas – Bovine Vet Online

Glyphosate used with GMO crops under attack for disrupting microbiome: Science or a gut feeling? – David Warmflash – Genetic Literacy Project

#BacteriaHysteria: Why it’s time to detox your desk: Average worker comes into contact with more than 10 MILLION disease-causing bacteria lurking on their keyboard, phone and mouse – Lizzie Parry – Daily Mail

Bik’s Picks

The Yearbook: Our list of newsmakers this year – Manasi Vaidya & Shraddha Chakradhar – Nature Medicine

Notable advances 2014 – Amanda Keener – Nature Medicine

Let’s face it, for robots, falling down is easy. But how do you teach them to land safely? – Maki Naro – Popular Science

Force-feeding a human to a snake is not science (and is also super dumb) – Rachel Feltman – Washington Post

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Microbiome digest, November 20, 2014

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Human gut microbiome

* Altered Duodenal Microbiota Composition in Celiac Disease Patients Suffering From Persistent Symptoms on a Long-Term Gluten-Free Diet – Pirjo Wacklin – American

Friend and foe: factors influencing the movement of the bacterium Helicobacter pylori along the parasitism–mutualism continuum – Derek Lin and Britt Koskella – Evolutionary Applications

 

Investigation of pH and Temperature Profiles in the GI Tract of Fasted Human Subjects Using the Intellicap® System – Mirko Koziolek – Journal of Pharmaceutical Sciences

Human vaginal microbiome

Vaginal Microbiota and Sexually Transmitted Infections That May Influence Transmission of Cell-Associated HIV – Richard A. Cone – Journal of Infectious Diseases

Animal models of microbiome research

The gut microbiota influences blood-brain barrier permeability in mice – Viorica Braniste – Science Translational Medicine

Association of Obesity with Serum Leptin, Adiponectin, and Serotonin and Gut Microflora in Beagle Dogs – H.-J. Park – Journal of Veterinary Internal Medicine

Animal microbiome

Evaluation of five antibiotics on larval gut bacterial diversity of Plutella xylostella (Lepidoptera: Plutellidae) – Xiao-Li Lin – Insect Science

Soil microbiome

Regional-scale patterns of soil microbes and nematodes across grasslands on the Mongolian plateau: relationships with climate, soil, and plants – Dima Chen – Ecography

Water microbiome

Using a “time machine” to test for local adaptation of aquatic microbes to temporal and spatial environmental variation – Jeremy W. Fox andLawrence D. Harder – Evolution

Role of microorganisms in oceanic anoxic events (OAEs) – Muriel Pacton and Georges E. Gorin – Geology Today

Microbiome of the built environment

* Environmental contamination and hospital-acquired infection: factors that are easily overlooked – C. Beggs – Indoor Air

Bioinformatics

* rrnDB: improved tools for interpreting rRNA gene abundance in bacteria and archaea and a new foundation for future development – Steven F. Stoddard – Nucleic Acids Research

Microbes in the news

Shift in gut bacteria observed in fiber supplement study may offer good news for weight loss – Science Daily – November 18 2014

Altered microbiota linked to GI symptoms in celiac patients on strict diet – Healio.com

Interview with David Sela: Food scientist proposes way to improve health via breast milk – Cecilia Prado – Daily Collegian

* Mother’s Microbes Protect Baby’s Brain – Ruth Williams – The Scientist

Germophobes, spoiler alert: WSU presentation to suggest not all bacteria is bad – Marcia Ratcliff – Winona Daily News

How Gut Bacteria Can Lead to Weight Gain (video) – Melinda Beck – Wall Street Journal

Genes Revealed that May Impact the Colonization of Beneficial Bacteria – Sarah Plumridge – Northwestern.edu

Microbiome Move Over: the Gut Virome Makes Its Debut – Lara C. Pullen – Medscape

Virus Protects Mouse Gut – Tracy Vence – The Scientist

Upcoming events

2014-15: Bioinformatics: Discovering Patterns in Human Microbiome Data (HMD): March 16-18, 2015

Science and Art

If you are looking for Herpes virus pillows: Virus Cushions – Ohh Reindeer

3D printed giant germs help visually impaired see the world of microorganisms – Nanowerk

Doing science experiments on music: Cymatics: Science Vs. Music – Nigel Stanford – Vimeo.com

Bik’s Picks

Magic shoes: How to hear yourself instantly happy – Corrinne Burns – New Scientist

Out of India: Finding the origins of horses, rhinos – Science Daily

Here’s Why Cats Keep Rubbing Against Our Legs (And Why Catnip Makes Them Go Crazy) – Jacueline Howard – The Huffington Post

Here’s Why Dogs Kick Their Legs When You Rub Their ‘Sweet Spot” – Jacueline Howard – The Huffington Post

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Microbiome digest, November 18, 2014

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Pregnancy and birth microbiome

Fetal exposures and perinatal influences on the stool microbiota of premature infants – Diana A. Chernikova – Journal of Maternal-Fetal and Neonatal Medicine

* The Origin of Human Milk Bacteria: Is There a Bacterial Entero-Mammary Pathway during Late Pregnancy and Lactation? – Juan M. Rodríguez – Advances in Nutrition

Human oral microbiome

Dysbiosis and alterations in predicted functions of subgingival microbiome in chronic periodontitis – Mariana E. Kirst – Applied and Environmental Microbiology

Human respiratory microbiome

Analysis of Changes in Diversity and Abundance of the Microbial Community in a Cystic Fibrosis Patient Over a Multi-Year Period – Joshua R. Stokell – Journal of Clinical Microbiology

Human gut microbiome

* Gut Microbes and the Brain: Paradigm Shift in Neuroscience – Emeran A. Mayer – Journal of Neuroscience

Fiber supplementation influences phylogenetic structure and functional capacity of the human intestinal microbiome: follow-up of a randomized controlled trial – Hannah D Holscher – American Journal of Clinical Nutrition

Enteric microbiota leads to new therapeutic strategies for ulcerative colitis – Wei-Xu Chen – World Journal of Gastroenterology

Intestinal microbiota: The explosive mixture at the origin of inflammatory bowel disease? – Roberto Bringiotti – – World Journal of Gastroenterology

Direct Detection and Quantification of Bacterial Genes Associated with Inflammation in DNA Isolated from Stool – Ramon Gomez-Moreno – Advances in Microbiology

Review: The gut microbiome in health and in disease – Shreiner, Andrew B – Current Opinion in Gastroenterology

Animal models of microbiome research

* Composition of Intestinal Microbiota in Immune-Deficient Mice Kept in Three Different Housing Conditions – Christa Thoene-Reineke – PLOS ONE

The Gut Microbiota Modulates Glycaemic Control and Serum Metabolite Profiles in Non-Obese Diabetic Mice – Thomas U. Greiner – PLOS ONE

Animal microbiome

* Convergent Bacterial Microbiotas in the Fungal Agricultural Systems of Insects – Frank O. Aylward – mBio

* Optimization of preservation and processing of sea anemones for microbial community analysis using molecular tools – Joana Rocha – Scientific Reports

Global discovery of colonization determinants in the squid symbiont Vibrio fischeri – John F. Brooks, II – PNAS US

Plant microbiome

It takes an individual plant to raise a community: TRFLP analysis of the rhizosphere microbial community of two pairs of high- and low-metal-accumulating plants – Melanie P. Columbus – Soil Biology and Biochemistry

Soil and sediment microbiome

* Uncoupling of microbial community structure and function in decomposing litter across beech forest ecosystems in Central Europe – Witoon Purahong – Scientific Reports

Different Continuous Cropping Spans Significantly Affect Microbial Community Membership and Structure in a Vanilla-Grown Soil as Revealed by Deep Pyrosequencing – Wu Xiong – Microbial Ecology

Deforestation and cultivation with Maize (Zea mays L.) has a profound effect on the bacterial community structure in soil – Elizabeth Selene Gómez-Acata – Land Degradation & Development

Soil pH Determines Microbial Diversity and Composition in the Park Grass Experiment – Kateryna Zhalnina – Microbial Ecology

Shifts in carbon substrate utilization in sediment microbial communities along the Llobregat River – Anna Freixa – Fundamental and Applied Limnology / Archiv für Hydrobiologie

Salt effects on the soil microbial decomposer community and their role in organic carbon cycling: A review – Kristin M. Rath – Soil Biology and Biochemistry

Water microbiome

* Metagenome Sequencing of the Microbial Community of a Solar Saltern Crystallizer Pond at Cáhuil Lagoon, Chile – Alvaro M. Plominsky – Genome Announcements

Experimental evidence for strong stabilizing forces at high functional diversity of aquatic microbial communities – Francesco Carrara – ESA Ecology

Microbiome of the built environment

* Ecological succession and viability of human-associated microbiota on restroom surfaces – Sean M. Gibbons – Applied and Environmental Microbiology

* Seasonal Variability in Airborne Biotic Contaminants in Swine Confinement Buildings – Priyanka Kumari – PLOS ONE

Metabolomics

Bacterial microcompartments and the modular construction of microbial metabolism – Cheryl A. Kerfeld – Trends in Microbiology

* Suppression of Microbial Metabolic Pathways Inhibits the Generation of the Human Body Odor Component Diacetyl by Staphylococcus spp – Takeshi Hara – PLOS ONE

Bioinformatics

A phylogeny-based sampling strategy and power calculator informs genome-wide
associations studydesign for microbial pathogens – Maha R. Farhat – Genome Medicine

* Poster: Assessment of eukaryotic communities in environmental samples: A workflow comparison for next-generation sequencing data – Kristin Hardge – ePIC

Archaea

Phylogenetically Driven Sequencing of Extremely Halophilic Archaea Reveals Strategies for Static and Dynamic Osmo-response – Erin A. Becker – PLOS Genetics

More microbiology papers

* The commonly used antimicrobial additive triclosan is a liver tumor promoter – Mei-Fei Yueh – PNAS USA

Microbes in the News

Virus linked to mass die-off of sea stars – Craig Welch – The Seattle Times

Bik’s Picks

Wild chimpanzees plan their breakfast time, type, and location – Karline R. L. Janmaat – PNAS USA

Here Are 4 More Vulnerable Fish to Avoid Next Time You’re at the Sushi Bar – Dan Kedmey – Time

Comet landing: Organic molecules detected by Philae – Paul Rincon – BBC News

Correlation instead of causation?: Coffee Creamer, Crackers Linked To Worse Memory – Science2.0

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Microbiome digest, November 5, 2014

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Bioinformatic tools for tree building and metagenomics, microbiome of iPads in hospitals, and stool samples from indigenous cultures.
Human clinical microbiome

MetaGeniE: Characterizing Human Clinical Samples Using Deep Metagenomic Sequencing – Arun Rawat – PLOS ONE

“We have developed an efficient strategy that identifies “all against all” relationships between sequencing reads and reference genomes.”

Human gut microbiome

Human Fecal Microbiome–Based Biomarkers for Colorectal Cancer – Vilvapathy Narayanan – Cancer Prevention Research

“A recent study by Zackular and colleagues… provides an important way forward here in showing that specific analysis of multiple aspects of the microbiome composition in toto provides reliable detection of both precancerous and cancerous lesions. “

Plant microbiome

Covalently linked hopanoid-lipid A improves outer-membrane resistance of a Bradyrhizobium symbiont of legumes – Alba Silipo – Nature Communications

“Here we demonstrate that a photosynthetic Bradyrhizobium strain, symbiont of Aeschynomene legumes, synthesizes a unique LPS bearing a hopanoid covalently attached to lipid A.”

Microbiome of the built environment

* Surface Microbiology of the iPad Tablet Computer and the Potential to Serve as a Fomite in Both Inpatient Practice Settings as Well as Outside of the Hospital Environment – Elizabeth B. Hirsch – PLOS ONE

“Thirty iPads belonging to faculty with a variety of practice settings were sampled to determine the presence and quantity of clinically-relevant organisms.”

Bioinformatic tools

A Phylogeny-Based Benchmarking Test for Orthology Inference Reveals the Limitations of Function-Based Validation – Kalliopi Trachana – PLOS ONE

“Therefore, we constructed high quality “gold standard” orthologous groups that can serve as a benchmark set for orthology inference in bacterial species.”

Towards more accurate ancestral protein genotype–phenotype reconstructions with the use of species tree-aware gene trees – Mathieu Groussin – Molecular Biology and Evolution

“Here, we show with simulations that utilizing information on species history using a model that accounts for the duplication, horizontal transfer and loss (DTL) of genes statistically increases ASR accuracy.”

IQ-TREE: A fast and effective stochastic algorithm for estimating maximum likelihood phylogenies – Lam-Tung Nguyen – Molecular Biology and Evolution

“We show that a combination of hill-climbing approaches and a stochastic perturbation method can be time-efficiently implemented.”

Sampling and DNA extraction techniques

Nasal Screening for MRSA: Different Swabs – Different Results! – Philipp Warnke – PLOS ONE

“This study investigates the performance of different swab-types in nasal MRSA-screening by utilizing a unique artificial nose model to provide realistic and standardized screening conditions.”

Microbes in the news

Les Dethlefsen from our lab did an excellent “AMA” (ask me anything) on Reddit/Science today, on the human gut microbiota. Read the questions and Les’ answers here.

* Fecal Matters: A Stepping Stool to Understanding Indigenous Cultures – Daniella Lowenberg – PLOS Blogs

“Suspecting that this excrement is rich in biological clues, a group of researchers conducted experiments to investigate fecal microbiomes and published a study in PLOS ONE detailing insights into the diets and lifestyles of two ancient indigenous cultures of Puerto Rico”

Quantifying the Microbiome and the State of Crowd Science with Jessica Richman (1h Podcast) – The Quantified Body

“…we have an excellent guest today to bring us up to date on all this. Jessica Richman, is CEO and co-founder of uBiome.”

* If you think your city subway only consists of smelly disgruntled commuters, think again… – Marcus Leung – MicroBEnet

“Have you ever wondered what microbes are around you when you take public transport? Personally, I think about it every day during my two-hour subway commute to and from our lab here in Hong Kong.”

Science, publishing, and career

Metascience could rescue the ‘replication crisis’ – Jonathan W. Schooler – Nature

“Metascience, the science of science, uses rigorous methods to examine how scientific practices influence the validity of scientific conclusions. “

Interactive notebooks: Sharing the code – Helen Shen – Nature

“The free IPython notebook makes data analysis easier to record, understand and reproduce.”

Column: It takes time and a team to win grants – Ingrid Eisenstadter – Nature

“All our applicants are people who were bright enough to get PhDs and MDs, but the proposals we receive tend to share the same flaws, whether they come from recent graduates or from researchers with years of experience.”

Elsevier bad for your h-index? – Ferniglab

“The negotiations between the Dutch universities and Elsevier have foundered…., which means that from 1 January 2015, Dutch researchers will no longer have access to Elsevier journals.”

Sexy molecules! Comedian Megan Amram talks ‘Science… for Her!’ (Q&A) – Amanda Kooser -CNET

“”Parks and Recreation” writer Megan Amram offers up a “raunchy, crazy” textbook full of carbon dating, physics as nail art and kale.”

Bik’s Picks

YouTube video: Brian Cox visits the world’s biggest vacuum chamber – Human Universe: Episode 4 Preview – BBC Two

“…what happens when a bowling ball and a feather are dropped together under the conditions of outer space (vacuum – EB).”

Study in paradise: Stanford professors turn Hawaii into a living science classroom – Bjorn Carey – Stanford News

“Students in the School of Earth Science’s Wrigley Field Program in Hawaii spend the quarter measuring vegetation, coral reefs and volcanoes to understand the dynamics of one of the planet’s most interesting ecosystems.”

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