Category Archives: Human gut

August 31, 2018

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Today’s digest features the rumen microbiome from a culturomics point of view, case study of Lactobacillus and Bifidobacterium strains that helped a boy with short bowel syndrome, aging cheese in Murray’s urban caves, and much more. And, check out my non-microbiology pick that can help you become a better writer! Happy September!

Human microbiome

Worldwide Variation in Human Milk Metabolome: Indicators of Breast Physiology and Maternal Lifestyle? – Melvin C. L. Gay – Nutrients

Animal microbiome

*Insights Into Culturomics of the Rumen Microbiome – Tamar Zehavi – Front. Microbiol.

Review: Addressing global ruminant agricultural challenges through understanding the rumen microbiome: Past, present and future – Sharon Ann Huws – Front. Microbiol.

Lactic acid treatment of by-products and phosphorus level in the diet modulate bacterial microbiome and the predicted metagenome functions using the rumen simulation technique – Barbara U.Metzler-Zebeli – Journal of Dairy Science

Microbiome composition within a sympatric species complex of intertidal isopods (Jaera albifrons) – Wenzel Marius – PLoS One

Probiotics

*D-lactic Acidosis: Successful Suppression of D-lactate–Producing Lactobacillus by Probiotics – Bahtiyar Yilmaz – Paediatrics

Cholesterol-lowering effect of Lactobacillus rhamnosus BFE5264 and its influence on the gut microbiome and propionate level in a murine model – Soyoung Park – PLoS One

Effects of lactoferrin on neonatal pathogens and Bifidobacterium breve in human breast milk – Tabitha Woodman – PLoS One

Water microbiome

Nitrifying and Denitrifying Bacterial Communities in Advanced Nitrogen-Removal Onsite Wastewater Treatment Systems – Sara Wigginton – Journal of Environmental Quality – Environmental Microbiology

Soil microbiome

Preprint: Unraveling the effects of spatial variability and relic DNA on the temporal dynamics of soil microbial communities – Paul Carini – bioRxiv

Microbes in the news

*The Art and Science of Aging Cheese – Crystal Shi – The Epoch Times

Svetlana’s non-microbiology pick

*A great and neat tips list for all interested in better writing: Five common writing mistakes new scientists make – Jacquelyn Gill

August 30, 2018

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Today’s digest covers population based studies on regional specificity of the gut microbiome, guidelines on use of fecal microbiota transplant, and review articles on role of the gut microbiome in colorectal cancer, liver tumors and functional gastrointestinal disorders. Also includes articles on how xenobiotics and psychotropic drugs affect the gut microbiota, and link to wonderful bacterial art!

General microbiome

Regional variation limits applications of healthy gut microbiome reference ranges and disease models – Yan He – Nature Medicine

Depicting the composition of gut microbiota in a population with varied ethnic origins but shared geography – Melanie Deschasaux – Nature Medicine

The use of faecal microbiota transplant as treatment for recurrent or refractory Clostridium difficile infection and other potential indications: joint British Society of Gastroenterology (BSG) and Healthcare Infection Society (HIS) guidelines – Benjamin H Mullish – Gut

Bile Acids, the Microbiome, Immunity, and Liver Tumors – Christoph Schramm – The New England Journal of Medicine

Review: The gut microbiome and colorectal cancer: a review of bacterial pathogenesis – Jessica D. Dahmus – Journal of Gastrointestinal Oncology

Human gut microbiome

Review: The Gut Microbiome in Adult and Pediatric Functional Gastrointestinal Disorders – Andrea Shin – Clinical Gastroenterology and Hepatology

Changes in microbiota composition, bile and fatty acid metabolism, in successful faecal microbiota transplantation for Clostridioides difficile infection – Jillian RM Brown – BMC Gastroenterology

“Cocktail” of Xenobiotics at Human Relevant Levels Reshapes the Gut Bacterial Metabolome in a Species-Specific Manner – Yingdan Zhang – Environmental Science and Technology

Animal experiments

Microbial Sensing by Intestinal Myeloid Cells Controls Carcinogenesis and Epithelial Differentiation – Naoteru Miyata – Cell Reports

Transplacental immune modulation with a bacterial-derived agent protects against allergic airway inflammation – Kyle T Mincham – Journal of Clinical Investigation

Differential effects of psychotropic drugs on microbiome composition and gastrointestinal function – Sofia Cussotto – Pschycopharmocology

Butyrate and Dietary Soluble Fiber Improve Neuroinflammation Associated With Aging in Mice – Stephanie M Matt – Frontiers in Immunonology

Correlations between intestinal innate immune genes and cecal microbiota highlight potential for probiotic development for immune modulation in poultry – Nicky-Lee Willson – Applied Microbiology and Biotechnology

Plant, root, and soil microbiome

Convergence between the microcosms of Southeast Asian and North American pitcher plants – Leonora S Bittleston – Elife

Water and extremophile microbiome 

In situ development of a methanotrophic microbiome in deep-sea sediments – S E Ruff – ISME Journal

Probiotics/Prebiotics

Probiotics for management of infantile colic: a systematic review of randomized controlled trials – Radoslaw Dryl – Archives of Medical Science

Bioinformatics

A multi-source domain annotation pipeline for quantitative metagenomic and metatranscriptomic functional profiling – Ari Ugarte – Microbiome

Microbes in the news

The world’s smallest masterpieces? Microscopic version of Leonardo da Vinci’s Mona Lisa and portraits of Albert Einstein and Charles Darwin are recreated using MILLIONS of bacteria – Daily Mail

Non-microbiology picks 

Evaluating the replicability of social science experiments in Nature and Science between 2010 and 2015 – Colin F Camerer – Nature Human Behaviour

 

August 28, 2018

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A brief Digest today featuring a review on how the microbiota affects drug disposition, a study adopting fungal growth measurement in the soil to that in the medium and in the plants, and a genetic approach to specifically depleting microbiome-derived metabolites in the host tissue.

General microbiology

* Minireview: How to determine the role of the microbiome in drug disposition – Jordan E Bisanz et al. – Drug Metabolism and Disposition

Loss of genomic diversity in a Neisseria meningitidis clone through a colonization bottleneck – Araceli Lamelas et al. – Genome Biology and Evolution

Human gut microbiome

Gut microbiota, short chain fatty acids, and obesity across the epidemiologic transition: the METS-Microbiome study protocol – Lara R. Dugas et al. – BMC Public Health

Multi-omics analyses to deliver the most effective treatment to every patient with inflammatory bowel disease – Rinse K. Weersma et al. – Gastroenterology

Plant, root and soil microbiome

Preprint: Antimicrobial, Antioxidant and Anti-Inflammatory Activities of Proteins of Phaseoulus lunatus (Fabaceae) Baby Lima Beans Produced in Ecuador – Javier Tamayo et al. – bioRxiv

* Preprint: Fungal growth is affected by and affects pH and redox potential (Eh) of the growth medium – Lydia Bousset et al. – bioRxiv

Water and extremophile microbiome

Preprint: The role of land use types and water chemical properties in structuring the microbiome of a connected lakes system – Sophi Marmen et al. – bioRxiv

Phages and viruses

Preprint: Repurposing of drugs as novel influenza inhibitors from clinical gene expression infection signatures – Mario Andres Pizzorno et al. – bioRxiv

Technology

Preprint: Differential amplicons for the evaluation of RNA integrity extracted from complex environmental samples – Fabien Cholet et al. – bioRxiv

** Preprint: Depletion of microbiome-derived molecules in the host using Clostridium genetics – Chun-Jun Guo et al. – bioRxiv

Bioinformatics

Identifying mixed Mycobacterium tuberculosis infections from whole genome sequence data – Benjamin Sobkowiak et al. – BMC Genomics

August 27, 2018

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Highlights: how microbes influence the system they inhabit, maternal microbial metabolism, gut microbiota in pancreatic disease and other metabolic disorders, core and staphylococcal microbiota in skin & nose of pigs, wheat head microbiome bacteria,  abundant & rare biospheres of hot springs, antibiotic degradation by microbes, virome.

General microbiome

Review: Understanding how microbiomes influence the systems they inhabit – Ed K. Hall – Nature Microbiology

Male Bladder Microbiome Relates to Lower Urinary Tract Symptoms – Petar Bajic – European Urology Focus

Pregnancy and early life

Is maternal microbial metabolism an early-life determinant of health? – Kymberleigh A. Romano – LabAnimal

Human oral microbiome

The oral microbiome in oral lichen planus during a one‐year randomized clinical trial – Camilla Kragelund – Oral Diseases

Human respiratory microbiome

Interaction between the microbiome and TP53 in human lung cancer – K. Leigh Greathouse – Genome Biology

Human gut microbiome

The Gut Microbiome in Pancreatic Disease – Venkata S. Akshintala – Clinical Gastroenterology and Hepatology

FXR-Dependent Modulation of the Human Small Intestinal Microbiome by the Bile Acid Derivative Obeticholic Acid – Elliot S. Friedman – Gastroenterology

Review: Role of gut microbiota in chronic low‐grade inflammation as potential driver for atherosclerotic cardiovascular disease: a systematic review of human studies – I. C. L. van den Munckhof – Obesity Reviews

Bile acid homeostasis and intestinal dysbiosis in alcoholic hepatitis – Dragos Ciocan – Alimentary Pharmacology & Therapeutics

Characterization and induction of prophages in human gut-associated Bifidobacterium hosts – Travis N. Mavrich – Scientific Reports

In Vitro Ecological Response of the Human Gut Microbiome to Bioactive Extracts from Edible Wild Mushrooms – Emanuel Vamanu – Molecules

Review: The journey of gut microbiome – An introduction and its influence on metabolic disorders – Ankita Chattopadhyay -Frontiers in Biology

Animal experiments 

Sulfated polysaccharide from sea cucumber modulates the gut microbiota and its metabolites in normal mice – Zhenjun Zhu – International Journal of Biological Macromolecules

Chitin-based barrier immunity and its loss predated mucus-colonization by indigenous gut microbiota – Keisuke Nakashima – Nature Communications

Reduced particle size wheat bran is efficiently colonized by lactic acid producing community and reduces Enterobacteriaceae levels in the cecal microbiota of broilers – Karen Vermeulen – Applied and Environmental Microbiology

A High Salt Diet Modulates the Gut Microbiota and Short Chain Fatty Acids Production in a Salt-Sensitive Hypertension Rat Model – Ariel Bier – Nutrients

Animal microbiome 

A detailed investigation of the porcine skin and nose microbiome using universal and Staphylococcus specific primers – Mikael Lenz Strube – Scientific Reports

Characterization of bacterial microbiota compositions along the intestinal tract in pigs and their interactions and functions – Daniel Crespo-Piazuelo – Scientific Reports

Cnidarian Interaction with Microbial Communities: From Aid to Animal’s Health to Rejection Responses – Loredana Stabili – Marine Drugs

Plant, root, and soil microbiome

Wheat microbiome bacteria can reduce virulence of a plant pathogenic fungus by altering histone acetylation – Yun Chen – Nature Communications

Biodegradation of oxytetracycline and enrofloxacin by autochthonous microbial communities from estuarine sediments – Malek Harrabi – Science of The Total Environment

Soil micro-food web interactions and rhizosphere priming effectSoil micro-food web interactions and rhizosphere priming effect – Xinchang Kou – Plant and Soil

Burkholderia pseudomallei-absent soil bacterial community results in secondary metabolites that kill this pathogen – Chotima Potisap – AMB Express

Variation in the leaf and root microbiome of sugar maple (Acer saccharum) at an elevational range limit – Jessica Wallace – PeerJ

Contrasting responses of the bacterial communities in ectomycorrhizal roots and rhizosphere soils to defoliation or winter hardening – Hironari Izumi – Rhizosphere

Water and extremophile microbiome 

Abundant and rare microbial biospheres respond differently to environmental and spatial factors in Tibetan hot springs – Yanmin Zhang – Frontiers in Microbiology

Built environment 

Review: Microbiology of the built environment – Jack A Gilbert – Nature Reviews

Application of hybrid anaerobic reactor: Treatment of increasing cyanide containing effluents and microbial composition identification – Pragya Gupta – Journal of Environmental Management

A little breath of fresh air into an anaerobic system: How microaeration facilitates anaerobic digestion process – Duc Nguyen – Biotechnology Advances

Managing microbial communities in membrane biofilm reactors – A. Ontiveros-Valencia – Applied Microbiology and Biotechnology

Phages and viruses

Preprint: May the phage be with you? Prophage-like elements in the genomes of Soft Rot Pectobacteriaceae (Pectobacterium spp. and Dickeya spp.) – Robert Czajkowski – bioRxiv

Occurrence, integrity and functionality of AcaML1–like viruses infecting extreme acidophiles of the Acidithiobacillus species complex – Paulo C. Covarrubias – Research in Microbiology

Chapter: Robust Analysis of Time Series in Virome Metagenomics – Jose Manuel Martí – The Human Virome

Chapter: A Method for Isolation of the Virome from Plasma Samples – Pilar Domingo-Calap – The Human Virome

Chapter: Virome Sequencing of Stool Samples – Lenka Kramná – The Human Virome

Chapter: Protocol for Generating Infectious RNA Viromes from Complex Biological Samples – Sonia Monteil-Bouchard – The Human Virome

Techniques

Review: Transcriptome Sequencing Approaches to Elucidate Host–Microbe Interactions in Opportunistic Human Fungal Pathogens – Hrant Hovhannisyan – Current Topics in Microbiology and Immunology 

Chapter: Flow Cytometry and Direct Sequencing of Viruses – Mária Džunková – The Human Virome

 

 

August 25 2018

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Todays Microbiome Digest covers the topics on microbiome of animalia kingdom ranging from humans ⇒mammals ⇒ amphibians ⇒ insects , cyanobacteria, AMR versus AMS, host microbe interactions, how & which microbes create homeostatis in the human body sites.  Happy Reading!

GUT or INTESTINAL MICROBIOME:

Gut microbiome: Microflora association with obesity and obesity-related comorbidities – Lone JB – Microb Pathog

Relevance of gut microbiota in cognition, behaviour and Alzheimer’s disease – de J R De-Paula V – Pharmacol Res.

Small intestinal microbiota: the neglected stepchild needed for fat digestion and absorption – Chang EB – Gut Microbes.

Prospects for Primary Prevention of Type 1 Diabetes by Restoring a Disappearing Microbe – Insel R – Pediatr Diabetes

ANIMAL MICROBIOME:

Synergetic action between the rumen microbiota and bovine health – Zeineldin M – Microb Pathog

Establishment of a Macaca fascicularis gut microbiome gene catalog and comparison with the human, pig and mouse gut microbiomes – Li X – Gigascience

Analyses of Aerosol Concentrations and Bacterial Community Structures for Closed Cage Broiler Houses at Different Broiler Growth Stages in Winter – Jiang L – J Food
Prot.

Characterization of the bacterial community of braised chicken, a specialty poultry product in China – Liu DY – Poult Sci.

Metagenomics analysis reveals significant modulation of cecal microbiota of broilers fed palm kernel expeller diets – Chen WL- Poult Sci.

Microbial diversity in the rumen, reticulum, omasum, and abomasum of yak on a rapid fattening regime in an agro-pastoral transition zone – Xue D – J Microbiol.

INSECT MICROBIOME:

Field-collected Triatoma sordida from central Brazil display high microbiota diversity that varies with regard to developmental stage and intestinal segmentation –
Oliveira JL – PLoS Negl Trop Dis.

FISH MICROBIOME:

Dietary salt levels affect digestibility, intestinal gene expression, and the microbiome, in Nile tilapia (Oreochromis niloticus) – Hallali E – PLoS One

WATER MICROBIAL ECOLOGY:

Bacterial bioclusters relate to hydrochemistry in New Zealand groundwater – Sirisena KA – FEMS Microbiol Ecol

 

PLANT MICROBIOME:

Technique : Metagenomic assembly of new (sub)polar Cyanobacteria and their associated microbiome from non-axenic cultures – Cornet L – Microb Genom

High PAH degradation and activity of degrading bacteria during alfalfa growth where a contrasted active community developed in comparison to unplanted soil – Bourceret
A – Environ Sci Pollut Res Int.

 

INFANT MICROBIOME:

Investigating the effects of cesarean delivery and antibiotic use in early childhood on risk of later attention deficit hyperactivity disorder – Axelsson PB – J Child
Psychol Psychiatry

 

PROBIOTICS or PREBIOTICS:

The effect of a multispecies probiotic on microbiota composition in a clinical trial of patients with diarrhea-predominant irritable bowel syndrome – Hod K –
Neurogastroenterol Motil.

ANTI- MICROBIAL RESISTANCE and SUSCEPTANCE:

Un-segregated waste disposal: an alarming threat of antimicrobials in surface and ground water sources in Delhi – Velpandian T – Environ Sci Pollut Res Int.

Novel bioactive peptides from PD-L1/2, a type 1 ribosome inactivating protein from Phytolacca dioica L. Evaluation of their antimicrobial properties and anti-biofilm
activities – Pizzo E – Biochim Biophys Acta

 

RESPIRATORY MICROBIOME:

Lower airway microbiota for ‘biomarker’ measurements of cystic fibrosis disease progression – Sherrard LJ – Thorax

Sputum microbiota is predictive of long-term clinical outcomes in young adults with cystic fibrosis – Acosta N- Thorax

 

HOST MICROBE INTERACTIONS:

Preventive effects of bovine colostrum supplementation in TNBS-induced colitis in mice – Filipescu IE – PLoS One

Role of wnt5a in metabolic inflammation in humans – Relling I – J Clin Endocrinol Metab.

 

TECHNIQUES:

Review: Evidence-Based Strategies for the Prehabilitation of the Abdominal Wall Reconstruction Patient – Joslyn NA – Plast Reconstr Surg.

QMEC: a tool for high-throughput quantitative assessment of microbial functional potential in C, N, P, and S biogeochemical cycling – Zheng B – Sci China Life Sci.

Review: Advances in Imaging Specific Mediators of Inflammatory Bowel Disease – Dmochowska N – Int J Mol Sci.

 

NUTRITION or DIET and TREATMENT:

Glucomannan hydrolysate promotes gut proliferative homeostasis and extends lifespan in Drosophila melanogaster – Si Y – J Gerontol A Biol Sci Med Sci.

Cultivable butyrate-producing bacteria of elderly Japanese diagnosed with Alzheimer’s disease – Nguyen TTT – J Microbiol.

Efficacy of Proanthocyanidins from Pelargonium sidoides Root Extract in Reducing P. gingivalis Viability While Preserving Oral Commensal S. salivarius – Savickiene N –
Materials (Basel).

Effects of Tempeh Fermentation with Lactobacillus plantarum and Rhizopus oligosporus on Streptozotocin-Induced Type II Diabetes Mellitus in Rats – Huang YC – Nutrients

August 24, 2018

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Intra-individual microbiome biogeography, a review on IgA responses to the microbiota, seasonal fluctuations in the gut microbiota of white-faced capuchin monkeys, and the microbial composition of fog.

Pregnancy and early life

Sex-specific associations of infants’ gut microbiome with arsenic exposure in a US population – Anne G Hoen – Scientific Reports

Multi-site human microbiome

Assessing and Interpreting the Within-Body Biogeography of Human Microbiome Diversity – Zhanshan Ma – Frontiers in Microbiology

Human vaginal microbiome

Review: Investigating the effect of an abnormal cervico‐vaginal and endometrial microbiome on assisted reproductive technologies: A systematic review – Timothy Bracewell-Milnes – American Journal of Reproductive Immunology

Human gut microbiome

Review: IgA Responses to Microbiota – Jeffrey J Bunker – Immunity

Review: Comparing fecal microbiota transplantation to standard-of-care treatment for recurrent Clostridium difficile infection: a systematic review and meta-analysis – Muhammad Y Khan – European Journal of Gastroenterology & Hepatology

Animal experiments

Dietary L-Tryptophan Modulates the Structural and Functional Composition of the Intestinal Microbiome in Weaned Piglets – Haiwei Liang – Frontiers in Microbiology

Animal microbiome

Seasonality of the gut microbiota of free-ranging white-faced capuchins in a tropical dry forest – Joseph D Orkin – The ISME Journal

The microbiota in the intestinal and respiratory tracts of naked mole-rats revealed by high-throughput sequencing – Wei Cong – BMC Microbiology

Differential effects of selective and non-selective cyclooxygenase inhibitors on fecal microbiota in adult horses – Canaan M Whitfield-Cargile – PLOS ONE

Plant, root, and soil microbiome

Soil microbiomes with distinct assemblies through vertical soil profiles drive the cycling of multiple nutrients in reforested ecosystems – Shuo Jiao – Microbiome

Fungal Communities Along a Small-Scale Elevational Gradient in an Alpine Tundra Are Determined by Soil Carbon Nitrogen Ratios – Yingying Ni – Frontiers in Microbiology

Water and extremophile microbiome

The biology of fog: results from coastal Maine and Namib Desert reveal common drivers of fog microbial composition – Sarah E Evans – Science of the Total Environment

Growth promotion and inhibition induced by interactions of groundwater bacteria – Patricia Geesink – FEMS Microbiology Ecology

Microbial diversity along a gradient in peatlands treating mining-affected waters – Katharina Kujala – FEMS Microbiology Ecology

Food microbiology

Volatile Flavor Components, Microbiota and Their Correlations in Different Sufu, a Chinese Fermented Soybean Food – Chunzhi Xiv – Journal of Applied Microbiology

Biogenic amines analysis and microbial contribution in traditional fermented food of Douchi – Lu Li – Scientific Reports

Changes in the microbial communities in vacuum-packaged smoked bacon during storage – Xinfu Li – Food Microbiology

Phages and viruses

MARVEL, a Tool for Prediction of Bacteriophage Sequences in Metagenomic Bins – Deyvid Amgarten – Frontiers in Genetics

Techniques

Comparative evaluation of a new magnetic bead-based DNA extraction method from fecal samples for downstream next-generation 16S rRNA gene sequencing – Kara D McGaughey – PLOS ONE

August 22, 2018

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Today’s digest is a mix of exciting reviews and research articles. The research articles are about – association between (site-specific) microbiota changes and stunded chilhood growth, bronchopulmonary dysplasia and Ankylosing Spondylitis; new tools to analyze mother-infant phage transmission; and low cost platform to analyze gut microbiota and host biomarkers. Also includes statement from FDA on regulation of live microbiome-based products, and comparison of single versus multiple strain probiotics in intestinal dysbiosis.

General microbiome

Review: Microbiology of the built environment – Jack A Gilbert – Nature Reviews Microbiology

Considerations for Best Practices in Studies of Fiber or Other Dietary Components and the Intestinal Microbiome – David M Klurfeld – American Journal of Physiology Endocrinology and Metabolism

Review: Impact of the commensal microbiota in atherosclerosis and arterial thrombosis – Klytaimnistra Kiouptsi – British Journal of Pharmacology

Pregnancy and early life

Metagenomic analysis with strain-level resolution reveals fine-scale variation in the human pregnancy microbiome – Daniela SA Goltsman – bioRxiv

Human respiratory microbiome

Early Airway Microbial Metagenomic and Metabolomic Signatures are Associated with Development of Severe Bronchopulmonary Dysplasia – Charitharth V Lal – American Journal of Physiology

Human gut microbiome

Stunted childhood growth is associated with decompartmentalization of the gastrointestinal tract and overgrowth of oropharyngeal taxa – Pascale Vonaesch – PNAS

Tracing mother-infant transmission of bacteriophages by means of a novel analytical tool for shotgun metagenomic datasets: METAnnotatorX – Christian Milani – Microbiome

Altered Bacteria-Fungi Inter-Kingdom Network in Gut of Ankylosing Spondylitis Patients – Ming Li – bioRxiv

Animal experiments

Hyperactivated PI3Kd promotes self and commensal reactivity at the expense of optimal humoral immunity – Silvia Preite – Nature Immunology

The Potential Role of the Dipeptidyl Peptidase-4-Like Activity From the Gut Microbiota on the Host Health – Marta Olivares – Frontiers in Microbiology

Plant, root, and soil microbiome

Effects of compost containing oxytetracycline on enzyme activities and microbial communities in maize rhizosphere soil – Lisha Zhen – Environmental Science and Pollution Research

Impact of soil salinity on the microbial structure of halophyte rhizosphere microbiome – Salma Mukhtar – World Journal of Microbiology and Biotechnology

Water and extremophile microbiome

Inter-Kingdom beach warfare: Microbial chemical communication activates natural chemical defences – Zeinab G Khalil – The ISME Journal

Biogeography and taxonomic overview of terrestrial hot spring thermophilic phages – Olivier Zablocki – Extremophiles

Food microbiology

How Fine Structural Differences of Xylooligosaccharides and Arabinoxylooligosaccharides Regulate Differential Growth of Bacteroides Species – Mihiri Mendis – Journal of Agricultural and Food Chemistry

Probiotics / prebiotics

Influence of monostrain and multistrain probiotics on immunity, intestinal ultrastructure and microbiota in experimental dysbiosis – E Ermolenko – Beneficial Microbes

Effect of probiotic Bifidobacterium bifidum G9-1 on the relationship between gut microbiota profile and stress sensitivity in maternally separated rats – Hirokazu Fukui – Scientific Reports

Techniques

A low-cost paper-based synthetic biology platform for analyzing gut microbiota and host biomarkers – Melissa K Takahashi – Nature Communications

Microbes in the news

Statement from FDA Commissioner Scott Gottlieb, M.D., on advancing the science and regulation of live microbiome-based products used to prevent, treat, or cure diseases in humans – Food and Drug Administration

Non-microbiology picks

Mechanisms regulating intestinal barrier integrity and its pathological implications – Chaithanya Chelakkot – Experimental and Molecular Medicine

 

August 20, 2018

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Happy Monday! Today’s Microbiome Digest is chock-full. You’ll find: a review of approaches towards predictive microbial ecology, insights into function gleaned from rumen metatranscriptomics, diet studies in hunter-gatherers and mice, characterization of the mosquito and termite microbiota, the wild side of plant microbiomes, fermentation for traditional liquors, and much more!

General microbiome
Systems biology approaches towards predictive microbial ecology – Anne E. Otwell – Environmental Microbiology

One Health Relationships Between Human, Animal, and Environmental Microbiomes: A Mini-Review – Pauline Trinh – Frontiers in Public Health

Tuning of human MAIT cell activation by commensal bacteria species and MR1-dependent T-cell presentation – Cihan Tastan – Mucosal Immunology

Holistic Assessment of Rumen Microbiome Dynamics through Quantitative Metatranscriptomics Reveals Multifunctional Redundancy during Key Steps of Anaerobic Feed Degradation – Andrea Söllinger – mSystems

Multi-site human microbiome
A prospective study to examine the association of the urinary and fecal microbiota with prostate cancer diagnosis after transrectal biopsy of the prostate using 16sRNA gene analysis – Shaheen Alanee – Prostate

Streptococcus and Prevotella are associated with the prognosis of oesophageal squamous cell carcinoma – Yanfang Liu – Journal of Medical Microbiology

Urinary symptoms are associated with certain urinary microbes in urogynecologic surgical patients – Cynthia S. Fok – International Urogynecology Journal

Human gut microbiome
Links between environment, diet, and the hunter-gatherer microbiome – Gabriela K. Fragiadakis – Gut Microbes

Klebsiella oxytoca expands in cancer cachexia and acts as a gut pathobiont contributing to intestinal dysfunction – Sarah A. Pötgens – Scientific Reports

Co-Administration of Probiotics with Prescribed Antibiotics for Preventing Clostridium difficile Diarrhea – Ahmed S. I. Hamed – Academic Emergency Medicine

Animal experiments
Effect of industrial trans-fatty acids-enriched diet on gut microbiota of C57BL/6 mice – Yueting Ge – European Journal of Nutrition

AIEC infection triggers modification of gut microbiota composition in genetically predisposed mice, contributing to intestinal inflammation – Alexis Bretin – Scientific Reports

Effect of probiotic Bifidobacterium bifidum G9-1 on the relationship between gut microbiota profile and stress sensitivity in maternally separated rats – Hirokazu Fukui – Scientific Reports

Animal microbiome
Comparison of microbiomes of cold-water corals Primnoa pacifica and Primnoa resedaeformis, with possible link between microbiome composition and host genotype – Dawn B. Goldsmith – Scientific Reports

Neonatal gut and immune maturation is determined more by postnatal age than by post-conceptional age in moderately preterm pigs – Shuqiang Ren – American Journal of Physiology-Gastrointestinal and Liver Physiology

Functional metagenomics reveals abundant polysaccharide-degrading gene clusters and cellobiose utilization pathways within gut microbiota of a wood-feeding higher termite –  Ning Liu – ISME Journal

Mosquito microbiota cluster by host sampling location – Ephantus J. Muturi – Parasites and Vectors

Plant, root, and soil microbiome|
The wild side of plant microbiomes – Juan E. Pérez-Jaramillo – Microbiome

Unraveling the Composition of the Root-Associated Bacterial Microbiota of Phragmites australis and Typha latifolia – Laura Pietrangelo – Frontiers in Microbiology

Vermicompost addition influences symbiotic fungi communities associated with leek cultivated in metal-rich soils – Antoine Pierart – Environmental Science and Pollution Research

Plant drought resistance is mediated by soil microbial community structure and soil-plant feedbacks in a savanna tree species – Nianxun Xi – Environmental and Experimental Botany

Metabolic specialization of denitrifiers in permeable sediments controls N2 O emissions – Hannah K. Marchant – Environmental Microbiology

Bacterial Biomarkers of Marcellus Shale Activity in Pennsylvania – Jeremy R. Chen See – Frontiers in Microbiology

Eighteen-Year Farming Management Moderately Shapes the Soil Microbial Community Structure but Promotes Habitat-Specific Taxa – Huaihai Chen – Frontiers in Microbiology

Water and extremophile microbiome
Bacterial and archaeal profiling of hypersaline microbial mats and endoevaporites, under natural conditions and methanogenic microcosm experiments – José Q. García-Maldonado – Extremophiles

Subsurface landfill leachate contamination affects microbial metabolic potential and their expression in the Banisveld aquifer – Neslihan Taş – FEMS Microbiology Ecology

Food microbiology
Robust Domination of Lactobacillus sakei in Microbiota During Traditional Japanese Sake Starter Yamahai-Moto Fermentation and the Accompanying Changes in Metabolites – Atsushi Tsuji – Current Microbiology

DaQu fermentation selects for heat resistant Enterobacteriaceae and bacilli – Zhiying Wang – Applied and Environmental Microbiology

Exploitation of autochthonous Tuscan sourdough yeasts as potential starters – Michela Palla – International Journal of Food Microbiology

Techniques
Conventional culture methods with commercially available media unveil the presence of novel culturable bacteria – Tamaki Ito – Gut Microbes

August 19, 2018

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Featured today: culturing novel bacteria, microbiota of cystic fibrosis, marker in urine for determining gut microbial diversity, stress determinant of soil microbial communities, fescue enhances the PAH degradation by rhizospheric microbes, phages from healthy skin metavirome.

General microbiome

Dietary specialization in mutualistic acacia‐ants affects relative abundance but not identity of host‐associated bacteria – BER Rubin – Journal Molecular Ecology

Conventional culture methods with commercially available media unveil the presence of novel culturable bacteria – T Ito – Gut Microbes

Multi-site human microbiome

The urinary microbiome associated with bladder cancer – V Bučević Popović – Scientific Reports

Human respiratory microbiome

Review: Cystic fibrosis respiratory microbiota: unraveling complexity to inform clinical practice – LJ Caverly – Expert Review of Respiratory Medicine

Human vaginal microbiome

Vulvovestibular Syndrome and Vaginal Microbiome: A Simple Evaluation – M Vadala – Journal of Clinical Medicine Research

Human gut microbiome

Gut microbiota composition explains more variance in the host cardiometabolic risk than genetic ancestry – SJ Guzman-Castaneda – bioRxiv

Assessment of urinary 3-indoxyl sulfate as a marker for gut microbiota diversity and abundance of Clostridiales – F Farowski – Gut Microbes

Periodontal Therapy Favorably Modulates the Oral-Gut-Hepatic Axis in Cirrhosis – JS Bajaj – American Journal of Physiology-Gastrointestinal and Liver Physiology

Animal experiments

Neonatal gut and immune maturation is determined more by postnatal age than by post-conceptional age in moderately preterm pigs – S Rens – American Journal of Physiology-Gastrointestinal and Liver Physiology

Effects of Astragalus membranaceus fiber on growth performance, nutrient digestibility, microbial composition, VFA production, gut pH, and immunity of weaned pigs – D Che – Microbiology Open

Plant, root, and soil microbiome

Soil microbial communities alter conspecific and congeneric competition consistent with patterns of field coexistence in three Trifolium congeners – A Siefert – Journal of Ecology

Initial state of soil microbial communities determines their stress response – W Riah-Anglet – Journal of Environmental Chemical Engineering

Natural grassland as the optimal pattern of vegetation restoration in arid and semi-arid regions: Evidence from nutrient limitation of soil microbes – Y Cui – Science of The Total Environment

Characteristics of microbial community indicate anthropogenic impact on the sediments along the Yangtze Estuary and its coastal area, China – X-p Guo – Science of The Total Environment

Soil bacterial communities exhibit systematic spatial variation with landform across a commercial potato field – S Neupane – Geoderma

Plant host habitat and root exudates shape fungal diversity – M Hugoni – Mycorrhiza

Enhanced polycyclic aromatic hydrocarbons degradation in rhizosphere soil planted with tall fescue: Bacterial community and functional gene expression mechanisms – M Guo – Chemosphere

Microbial community of nitrogen cycle‐related genes in aquatic plant rhizospheres of Lake Liangzi in winter – X Yin – Journal of Basic Microbiology

Water and extremophile microbiome 

Surviving in hot and cold: psychrophiles and thermophiles from Deception Island volcano, Antarctica – AG. Bendia – Extremophiles

Probiotics / prebiotics

Probiotics and Evidence-based Medicine: To All Involved – M Koch – Journal of Clinical Gastroenterology

Co‐Administration of Probiotics with Prescribed Antibiotics for Preventing Clostridium difficile Diarrhea – SI Ahmed – Academic Emergency Medicine

Phages and viruses

Novel phages of healthy skin metaviromes from South Africa – LJ van Zyl – Scientific Reports

 

August 15, 2018

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A nice crop of plant/root/soil microbiome studies, some interesting analyses of early life/pregnancy and vaginal microbiota, a belly-load of gut microbiome science, a herd of animal studies, and a few really bad puns… Enjoy!

Events and jobs

A summary of the third annual HIV microbiome workshop – Dr. Brett Williams – AIDS Research and Human Retroviruses

Pregnancy and early life

Early childhood antibiotics use and autism spectrum disorders: a population-based cohort study – Amani F Hamad – International Journal of Epidemiology

The effects of gut microbiota on metabolic outcomes in pregnant women and their offspring – You Lv – Food & Function

Human vaginal microbiome

Cervicovaginal microbiota, women’s health, and reproductive outcomes – Samuel J. Kroon – Fertility and Sterility

Relevance of assessing the uterine microbiota in infertility – Inmaculada Moreno – Fertility and Sterility

Cervicovaginal microbiota, women’s health, and reproductive outcomes – Samuel J. Kroon – Fertility and Sterility

Human nearly-sterile sites

Ursodeoxycholic acid improves liver function via phenylalanine/tyrosine pathway and microbiome remodelling in patients with liver dysfunction – Da Jung Kim – Scientific Reports

Human gut microbiome

Assessing antibiotic resistance gene load in vegan, vegetarian and omnivore human gut microbiota – Losasso Carmen – International Journal of Antimicrobial Agents

Immunomodulatory tetracyclines ameliorate DNBS-colitis: Impact on microRNA expression and microbiota composition – J. Garrido-Mesa – Biochemical Pharmacology

Effects of anthocyanins from the fruit of Lycium ruthenicum Murray on intestinal microbiota – Yamei Yan – Journal of Functional Foods

Disparate Effects of Antibiotics on Hypertension – Sarah Galla – Physiological Genomics

Variability of core microbiota in newly diagnosed treatment-naïve paediatric inflammatory bowel disease patients – T. G. J. de Meij – PLOS One

Dietary soybean protein ameliorates high-fat diet-induced obesity by modifying the gut microbiota-dependent biotransformation of bile acids – Keita Watanabe – PLOS One

* Gut microbiota alterations in moderate to severe acne vulgaris patients – Hui‐Min Yan – The Journal of Dermatology

Implication of gut microbiota metabolites in cardiovascular and metabolic diseases – Francois Brial – Cellular and Molecular Life Sciences

Making Sense of… the Microbiome in Psychiatry – Thomaz F S Bastiaanssen – International Journal of Neuropsychopharmacology

The Microbiome in Cirrhosis and its Complications – Chathur Acharya – Clinical Gastroenterology and Hepatology

Lactobacillus rhamnosus GG induced protective effect on allergic airway inflammation is associated with gut microbiota – Juan Zhang – Cellular Immunology

The gut microbiome as a driver of individual variation in cognition and functional behaviour – Gabrielle L. Davidson – Philosophical Transactions of the Royal Society B

Animal experiments

The impact of Clostridium butyricum MIYAIRI 588 on the murine gut microbiome and colonic tissue – Mao Hagihara – Anaerobe

Monitoring and evaluation of the interaction between deoxynivalenol and gut microbiota in Wistar rats by mass spectrometry-based metabolomics and next-generation sequencing – Eugènia Miró-Abella – Food and Chemical Toxicology

Lentil (Lens culinaris Medikus) Diet Affects the Gut Microbiome and Obesity Markers in Rat – Niroshan Siva – Journal of Agricultural and Food Chemistry

Gut bacterial composition in a mouse model of Parkinson’s disease – P. Perez-Pardo – Beneficial Microbes

Gut Microbiome in BALB/c and C57BL/6J Mice Undergoing Experimental Thyroid Autoimmunity Associate with Differences in Immunological Responses and Thyroid Function – Sajad Moshkelgosha – Hormone and Metabolic Research

Ultraviolet Irradiation of Skin Alters the Faecal Microbiome Independently of Vitamin D in Mice – Simon Ghaly – Nutrients

Impact of lincosamides antibiotics on the composition of the rat gut microbiota and the metabolite profile of plasma and feces – C. Behr – Toxicology Letters

Animal microbiome

Understanding bacterial communities for informed biosecurity and improved larval survival in Pacific oysters – Olivier Laroche – Aquaculture

A meta-analysis reveals the environmental and host factors shaping the structure and function of the shrimp microbiota – Fernanda Cornejo-Granados​ – PeerJ

Do the microorganisms from laboratory culture spent growth medium affect house dust mite fitness and microbiome composition? – Vit Molva – Insect Science

Plant, root, and soil microbiome

Microbial diversity associated to the intestinal tract of soil invertebrates – Dayana da Silva Correia – Applied Soil Ecology

Yellow Canopy Syndrome in sugarcane is associated with shifts in the rhizosphere soil metagenome but not with overall soil microbial function – Kelly Hamonts – Soil Biology and Biochemistry

Anthropogenic influence shapes the distribution of antibiotic resistant bacteria (ARB) in the sediment of Sundarban estuary in India – Anish Bhattacharyya – Science of the Total Environment

Disentangling effects of temperature on microbial community and copper extraction in column bioleaching of low grade copper sulfide – Yuguang Wang – Bioresource Technology

Long-term Plastic Greenhouse Cultivation Changes Soil Microbial Community Structures: A Case Study – Yang Song – Journal of Agricultural and Food Chemistry

Flooding and prolonged drought have differential legacy impacts on soil nitrogen cycling, microbial communities and plant productivity – Linh T. T. Nguyen – Plant and Soil

[PhD Dissertation] Microbial Communities and Their Impact on Bioenergy Crops in Dynamic Environments – Brandon Monier, South Dakota State University – Open Prairie

[PDF] Characterization of osmotolerant rhizobacteria for plant growth promoting
activities in vitro and during plant-microbe association under osmotic stress – Bandeppa – Indian Journal of Experimental Biology

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments – Morgan R. McPherson – J. Vis. Exp

Water and extremophile microbiome 

[PDF download] Monitoring biofilm communities in operational drinking water distribution systems and the impact on water quality – I. Douterelo – 1st International WDSA

Molecular detection of microbial communities associated with Microcystis vs Synechococcus dominated waters in Tianjin, China – Da Huo – Journal of Oceanology and Limnology

Metagenomic assessment of the microbial community and methanogenic pathways in biosolids from a municipal wastewater treatment plant in Medellín, Colombia – Katherine Bedoya – Science of the Total Environment

Profiling microbial communities in a watershed undergoing intensive anthropogenic activities – Hehuan Liao – Science of the Total Environment

The gut microbiome and aquatic toxicology: An emerging concept for environmental health – Ondrej Adamovsky – PeerJ

Microbial community composition of a hydrocarbon reservoir 40 years after a CO2 enhanced oil recovery flood – Jenna L K Shelton – FEMS Microbiology Ecology

Temporal dynamics of activated sludge bacterial communities in two diversity variant full-scale sewage treatment plants – Xiao-Tao Jiang – Applied Microbiology and Biotechnology

The Nile River Microbiome Reveals a Remarkably Stable Community Between Wet and Dry Seasons, and Sampling Sites, in a Large Urban Metropolis (Cairo, Egypt) – Eraqi WA – OMICS

Probiotics / prebiotics

Influence of monostrain and multistrain probiotics on immunity, intestinal ultrastructure and microbiota in experimental dysbiosis – E. Ermolenko – Beneficial Microbes

Effects of Probiotics on Inflammation and Uremic Toxins Among Patients on Dialysis: A Systematic Review and Meta-Analysis – Charat Thongprayoon – Digestive Diseases and Sciences

Bioinformatics

Biomarker panels for characterizing microbial community biofilm formation as composite molecular process – Magnus Bosse – PLOS One

* Maximal viral information recovery from sequence data using VirMAP – Nadim J Ajami – Nature Communications

Techniques

Using Bioreactors to Study the Effects of Drugs on the Human Microbiota – Mabel Guzman-Rodriguez – Methods

Ed’s non-microbiology picks

Human activities might influence oncogenic processes in wild animal populations – Mathieu Giraudeau – Nature Ecology & Evolution

In apoptosis, cell death spreads through perpetuating waves – James Ferrell – Stanford Medicine

Study finds Tdap vaccination for pregnant women does not increase risk of autism

Boys should be given HPV vaccine, says joint committee

New Study: Omega-3s Can Help Keep Kids Out of Trouble

Mars (probably) has a lake of liquid water