December 5, 2018

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

Gut microbiome

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

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

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

Soil microbiome

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

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

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

Water microbiome

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

Phages and viruses

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

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

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

Animal experiments

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

Bioinformatics

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

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November 19, 2018

Today’s digest features shallow shotgun sequencing as a useful alternative to 16S sequencing, soil metaproteomics, virus genomes from deep sea sediments, and more. And there’s an important news: the MicroMundo has been launched in Portugal! Happy reading!

Events and jobs

Open Rank Faculty Position in Microbiome or Microbial Systems Research, Baylor College of Medicine in Houston, TX

Physalia courses: 16S/ITS Metabarcoding of microbial communities (Berlin, 1-5 April 2019) Instructors: Anna Sandionigi, Antti Karkman, Bruno Fosso

Physalia courses: Metagenomics (Berlin, 27-31 May 2019) Instructors: Dr. Curtis Huttenhower, Melanie Schirmer, Cesar Arze

Gut microbiome

Metagenomics-Based, Strain-Level Analysis of Escherichia coli From a Time-Series of Microbiome Samples From a Crohn’s Disease Patient – Xin Fang – Front. Microbio.

Preprint: Microbial Dysbiosis and polyamine metabolism as predictive markers for early detection during progression of pancreatic adenocarcinoma in spontaneous mouse model – Roberto Mendez – bioRxiv

Oral microbiome

Preprint: Tobacco exposure associated with oral microbiota oxygen utilization in the New York City Health and Nutrition Examination Study – Francesco Beghini – bioRxiv

Preprint: Sociodemographic patterning in the oral microbiome of a diverse sample of New Yorkers – Audrey Renson – bioRxiv

Soil microbiome

*Review: Using proteins to study how microbes contribute to soil ecosystem services: The current state and future perspectives of soil metaproteomics – Robert Starke – Journal of Proteomics

Phages and viruses

Degenerate PCR Primers to Reveal the Diversity of Giant Viruses in Coastal Waters  – Yanze Li – Viruses

*Preprint: Virus genomes from deep sea sediments expand the ocean megavirome and support independent origins of viral gigantism – Disa Backstrom – bioRxiv

Bioinformatics

*Evaluating the Information Content of Shallow Shotgun Metagenomics – Benjamin Hillmann – MySystems

A novel method to accurately calculate statistical significance of local similarity analysis for high-throughput time series – Fang Zhang – Stat Appl Genet Mol Biol.

KrakenUniq: confident and fast metagenomics classification using unique k-mer counts – Breitwieser Florian – Genome Biol.

MetaMap: an atlas of metatranscriptomic reads in human disease-related RNA-seq data –Simon Lucas – Gigascience

Svetlana’s microbiology pick

* Last week was World Antibiotic Awareness Week and the MicroMundo project has been launched in Portugal:
Initially created in the USA (2012) as Small World Initiative, the MicroMundo is an innovative Citizen Science project where professors and researchers from the University of Porto encourage students to pursue career in science while addressing a worldwide health threat – antibiotic resistance.

October 22, 2018

Today’s digest features a novel fecal species [Prevotella rara sp. nov.], the virome in feces from healthy children from three Amerindian villages with minimal outside contact, a review of statistical challenges in the design and analysis of longitudinal microbiome studies, and more. Happy reading!

Gut microbiome

*Prevotella rara sp. nov., isolated from human faeces – Boris A. Efimov – International Journal of Systematic and Evolutionary Microbiology

Six-Week Endurance Exercise Alters Gut Metagenome That Is not Reflected in Systemic Metabolism in Over-weight Women – Eveliina Munukka – Frontiers in Microbiology

Association of serum bilirubin in newborns affected by jaundice with gut microbiota dysbiosis – Shaoming Zhou – The Journal of Nutritional Biochemistry

Review: Gut-microbiota-on-a-chip: an enabling field for physiological research – Grissel Trujillo-de Santiago – MicroPhysiological Systems

Review: Microbiome and diabetes: Where are we now? – Natalia G. Vallianou – Diabetes Research and Clinical Practice

Oral microbiome

Review: Biology of Oral Streptococci – Jacqueline Abranches – Microbiology Spectrum

Animal and plant microbiome

Review: How Can We Define “Optimal Microbiota?”: A Comparative Review of Structure and Functions of Microbiota of Animals, Fish, and Plants in Agriculture – Wakako Ikeda-Ohtsubo – Frontiers in Nutrition

Water microbiome

Temperature-controlled thermophilic bacterial communities in hot springs of western Sichuan, China – Jie Tang – BMC Microbiology

In situ production of core and intact bacterial and archaeal tetraether lipids in groundwater – Su Ding – Organic Geochemistry

Phages and viruses

*Complex virome in feces from Amerindian children in isolated Amazonian villages – Juliana D. Siqueira – Nature Communications

Bioinformatics

*Preprint Review: Statistical Considerations in the Design and Analysis of Longitudinal Microbiome Studies – Justin D Silverman – bioRxiv

October 02, 2018

Today’s digest features a study on altered gut microbial composition in persons with chronic schizophrenia, a review of different approaches for discovering radical-dependent enzymes in the human gut microbiota and Nature podcast with the latest science news. Happy reading/listening!

Gut microbiome

*Differences in gut microbiome composition between persons with chronic schizophrenia and healthy comparison subjects – Tanya T. Nguyen – Schizophrenia Research

*Review: Discovering radical-dependent enzymes in the human gut microbiota – Benjamin J Levin and Emily P Balskus – Current Opinion in Chemical Biology

Review: Air Pollution, Early Life Microbiome, and Development – Yvonne Vallès and M. Pilar Francino – Current Environmental Health Reports

Review: The implementation of omics technologies in cancer microbiome research – Benjamin H Mullish – Ecancermedicalscience

Skin microbiome

Skin microbiome modulation induced by probiotic solutions – Bernhard Paetzold – bioRxiv

Vaginal microbiome

Review: Alternative and complementary therapies for vulvovaginal candidiasis – Thais Chimati Felix – Folia Microbiologica

Animal microbiome

Review: Fish Gut Microbiome: Current Approaches and Future Perspectives – Chandni Talwar – Indian Journal of Microbiology

Review: The application of omics to rumen microbiota function – Stuart E Denman – Animal

Animal experiments

The circadian clock regulates the diurnal levels of microbial short‐chain fatty acids and their rhythmic effects on colon contractility in mice – Anneleen Segers – Acta Physiologie

Bioinformatics

Dynamic interaction network inference from longitudinal microbiome data – Jose Lugo-Martinez – bioRxiv

Microbes in the news

6 Artificial Sweeteners That Can Hurt Your Microbiome Revealed in New Study – By Emma Betuel – Inverse

Study: Measuring Artificial Sweeteners Toxicity Using a Bioluminescent Bacterial Panel – Dorin Harpaz – Molecules

Podcast

*A wearable biosensor and a metamaterial’s strange behaviour – Benjamin Thompson and Shamini Bundell – Nature Podcast

September 27, 2018

This Thursday enjoy reading the first viral metagenomic study of highly impacted surface waters in Latin America, review on new estimates of total global prokaryotic biomass [4-10 times lower than previous estimates, at ~23 to 31 Pg of carbon C] and more virome studies. Happy reading!

Gut virome

Brief Report: Metagenomic analysis of intestinal mucosa revealed a specific eukaryotic gut virome signature in early-diagnosed inflammatory bowel disease – Federica Ungaro – Gut Microbes

Immunology

Neonatally imprinted stromal cell subsets induce tolerogenic dendritic cells in mesenteric lymph nodes – Joern Pezoldt – Nature Communications

Animal microbiome

Correction: Temporal dynamics of in-situ fiber-adherent bacterial community under ruminal acidotic conditions determined by 16S rRNA gene profiling – Renee M. Petri – PlosOne

The prevalence of brucellosis and bovine tuberculosis in ruminants in Sidi Kacem Province, Morocco – Hind Yahyaoui Azam – PlosOne

Food microbiology

Deciphering intra-species bacterial diversity of meat and seafood spoilage microbiota using gyrB amplicon sequencing: A comparative analysis with 16S rDNA V3-V4 amplicon sequencing – Simon Poirier – PlosOne

Environmental microbiome

Phylogenetically Novel Uncultured Microbial Cells Dominate Earth Microbiomes – Karen G. Lloyd – Applied and Environmental Science

*Review: The biomass and biodiversity of the continental subsurface – Cara Magnabosco – Nature Geoscience

Water microbiome

Rhodoliths holobionts in a changing ocean: host-microbes interactions mediate coralline algae resilience under ocean acidification – Giselle S. Cavalcanti – BMC Genomics

Rapid and stable microbial community assembly in the headwaters of third-order stream – Morgan Elizabeth Teachey – bioRxiv

Water virome

*Quito’s virome: Metagenomic analysis of viral diversity in urban streams of Ecuador’s capital city – Laura Guerrero-Latorre – Science of The Total Environment

Bioinformatics

Machine Learning for detection of viral sequences in human metagenomic datasets – Zurab Bzhalava – BMC Bioinformatics

September 10, 2018

In the today’s digest: an article on detection limits and bias with DNA extraction kits and primer choice, a novel R package to analyze timeseries in the 16S microbiome data in perturbation studies, a study on how fecal microbiota transplantation induces changes in gut microbial and metabolomic profiles of pediatric ulcerative colitis patients, plus an invitation for the first worldwide online open access course via Twitter about science and microbiology starting October 2.

Event

Third Annual Microbiome Symposium at Stanford, September 24 at the Stanford Faculty Club, Palo Alto, CA.

Human gut microbiome

*Gut microbial and metabolomic profiles after fecal microbiota transplantation in pediatric ulcerative colitis patients – David J Nusbaum – FEMS Microbiology Ecology

Review: Sample preparation and recent trends in volatolomics for diagnosing gastrointestinal diseases – Tomasz Majchrzak – TrAC Trends in Analytical Chemistry

Special Report: The role of gut microbiota in lupus: what we know in 2018? – Lorena Ruiz – Expert Review of Clinical Immunology

Human gut virome

The Intestinal Virome and Immunity – Jessica A. Neil and Ken Cadwell – J Immunology

Human lung microbiome

The Human Respiratory Microbiome: The End of the Beginning? – Alicia B. Mitchell and Allan R. Glanville – Essentials in Lung Transplantation

Human oral microbiome

Review: The oral microbiome – friend or foe? – Kilian Mogens – Eur J Oral Science

Animal microbiome

Ultrahigh-throughput functional profiling of microbiota communities – Stanislav S. Terekhova – PNAS

Water microbiome

*Investigation of Detection Limits and the Influence of DNA Extraction and Primer Choice on the Observed Microbial Communities in Drinking Water Samples Using 16S rRNA Gene Amplicon Sequencing – Jakob Brandt and Mads Albertsen – Frontiers in Microbiology

Application of untargeted metabolomics for the detection of pathogenic Naegleria fowleri in an operational drinking water distribution system – Zhihao Yu – Water Research

Soil microbiome

Investigation on microbial community in remediation of lead-contaminated soil by Trifolium repensL. – Chenjing Liu – Ecotoxicology and Environmental Safety

Bioinformatics

*The Block Bootstrap Method for Longitudinal Microbiome Data – Pratheepa Jeganathan – arXiv

*Course

#EUROmicroMOOC: Trends in Microbiology [The first worldwide online open access microbiology course via Twitter]

August 31, 2018

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