October 19, 2018

Today’s Digest provides much food for thought. Highlights include how to identify keystone species, a seminal review on the long-term and short-term effects of C-section on mom and child’s health, and a new de novo assembler for short metagenomic reads.

General microbiology

Antibiotic export by efflux pumps affects growth of neighboring bacteria – Xi Wen et al. – Scientific Reports

Proteomic analysis of four Clostridium botulinum strains identifies proteins that link biological responses to proteomic signatures – Brooke L. Deatherage Kaiser et al. – PLoS One

Biodiversity‐function relationships in methanogenic communities – Pawel Sierocinski et al. – Molecular Ecology

Solubilization and degradation of polychlorinated biphenyls (PCBs) by naturally occurring facultative anaerobic bacteria – Gathanayana Pathiraja et al. – Science of the Total Environment

An improved neutral community model for temporal observations in microbial communities – Li Jie & Shen Xuzhu – Ecological Modelling

** Identifying Keystone Species In The Microbial Community Based On Cross-sectional Data – Min Li et al. – Current Gene Therapy

Does quorum sensing interference affect the fitness of bacterial pathogens in the real world? – Yiying Liu et al. – Environmental Microbiology

Pregnancy and early life

Microbiota and Derived Parameters in Fecal Samples of Infants with Non-IgE Cow’s Milk Protein Allergy under a Restricted Diet – María Díaz et al. – Nutrients

** Review: Short-term and long-term effects of caesarean section on the health of women and children – Jane Sandall et al. – Lancet

Human skin microbiome

The Skin Microbiota in Patients Hospitalized for Cellulitis and Association With Outcome – Duncan R Cranendonk et al. – Clinical Infectious Diseases

Human multi-site microbiome

Continuous Antibiotic Prophylaxis in Pediatric Urology – Douglas W.Storm et al. – Urologic Clinics of North America

Human gut microbiome

Impact of antibiotic use on survival in patients with advanced cancers treated on immune checkpoint inhibitor phase I clinical trials – S Sen et al. – Journal of Experimental Medicine

Review: Visceral pain: gut microbiota, a new hope? – Matteo M Pusceddu & Melanie G Gareau – Journal of Biomedical Science

Review: Vulnerability of long-term care facility residents to Clostridium difficile infection due to microbiome disruptions – Beth Burgwyn Fuchs et al. – Future Microbiology

Fecal Microbiota Transplant for Recurrent Clostridium Difficile Infection in Pediatric Inflammatory Bowel Disease – Cho, Stanley et al. – Journal of Pediatric Gastroenterology and Nutrition

Transcriptome meta-analysis identifies immune signature comprising of RNA binding proteins in ulcerative colitis patients – Saima Naz et al. – Cellular Immunology

Alterations of Gut Microbiome in the Patients With Severe Fever With Thrombocytopenia Syndrome – Honghai Xu et al. – Frontiers in Microbiology

Review: Role of Gut Microbiota in the Development and Treatment of Colorectal Cancer – LIN C. et al. – Digestion

Human gut-microbiome-brain axis

A primer on investigating the role of the microbiome in brain and cognitive development – Caroline Kelsey et al. – Developmental Psychology

Animal experiments

Grape polyphenols reduce gut-localized reactive oxygen species associated with the development of metabolic syndrome in mice – Peter Kuhn et al. – PLoS One

Host developmental toxicity of BPA and BPA alternatives is inversely related to microbiota disruption in zebrafish – Tara R Catron et al. – Toxicological Sciences

Liver Injury, Endotoxemia, and Their Relationship to Intestinal Microbiota Composition in Alcohol-Preferring Rats – Brunella Posteraro et al. – Alcoholism Clinical & Experimental Research

Liver tumorigenesis is promoted by a high saturated-fat diet specifically in male mice and is associated with hepatic expression of the proto-oncogene Agap2 and enrichment of the intestinal microbiome with Coprococcus – Kim B Pedersen et al. – Carcinogenesis

Animal microbiome

Host species, pathogens and disease associated with divergent nasal microbial communities in tortoises – Chava L. Weitzman et al. – Royal Society Open Science

Review: Understanding the Milk Microbiota – Stephanie A.Metzger et al. – Veterinary Clinics of North America: Food Animal Practice

Evolution of the nasopharyngeal bacterial microbiota of beef calves from spring processing to 40 days after feedlot arrival – Christopher McMullen et al. – Veterinary Microbiology

Plant, root and soil microbiome

Review: The impact of microbes in the orchestration of plants’ resistance to biotic stress: a disease management approach – Matthew Chekwube Enebe & Olubukola Oluranti Babalola – pplied Microbiology and Biotechnology

Genome and evolution of the arbuscular mycorrhizal fungus Diversispora epigaea (formerly Glomus versiforme) and its bacterial endosymbionts – Xuepeng Sun et al. New Phytologist

Facilitation promotes invasions in plant-associated microbial communities – Wei, Zhong et al. – Ecology Letters

Water and extremophile microbiome

Temperature Controls Crystalline Iron Oxide Utilization by Microbial Communities in Methanic Ferruginous Marine Sediment Incubations – David A. Aromokeye et al. – Frontiers in Microbiology

Bacterial community changes in a glacial-fed Tibetan lake are correlated with glacial melting – Keshao Liu et al. – Science of The Total Environment

Food microbiology

Review: Fermentation trip: amazing microbes, amazing metabolisms – Rong Feng et al. – Annals of Microbiology

Phages and viruses

Complete Genome Sequence of the Model Halovirus PhiH1 (ΦH1) – Mike Dyall-Smith et al. – Genes


Rapid identification of pathogens from positive blood culture bottles with the MinION nanopore sequencer – Sae Ashikawa et al. – Journal of Medical Microbiology

The use of broad-range bacterial PCR in the diagnosis of infectious diseases: a prospective cohort study – Jan Tkadlec et al. – Clinical Microbiology and Infection


BlasterJS: A novel interactive JavaScript visualisation component for BLAST alignment results – Aitor Blanco-Míguez et al. – PLoS One

Review: Integrating–omics data into genome-scale metabolic network models: principles and challenges – Charlotte Ramon et al. – Essays in Biochemistry

** High-quality genome sequences of uncultured microbes by assembly of read clouds – Alex Bishara et al. – Nature Biotechnology

Microbes in the news

Cecilia Jonsson Serenades Sewage Bacteria – Sofia Bergmann – Berlin Art Link


October 8, 2018

The Digest is back with a lot of plant and soil microbiome papers. Highlights include how nematodes may alter microbial communities to benefit the host, a review on host-microbe interactions affecting acne, and a common garden study on causal relationship between plant phenotype and its rhizosphere microbiome.

General microbiology

A Candida auris Outbreak and Its Control in an Intensive Care Setting – David W. Eyre et al. – New England Journal of Medicine

** Diplogastrellus nematodes are sexually transmitted mutualists that alter the bacterial and fungal communities of their beetle host – Cristina C. Ledón-Rettig et al. – PNAS

Cross-talk between MarR-like transcription factors coordinates the regulation of motility in uropathogenic Escherichia coli – Courtney L. Luterbach & Harry L.T. Mobley – Infection and Immunity

Antibiotic resistance

Environmental dimensions of antibiotic resistance: Assessment of basic science gaps – Kornelia Smalla et al. – FEMS Microbiology Ecology

Human skin microbiome

** Host-microbiome interactions and recent progress into understanding the biology of acne vulgaris – Alan M. O’Neill & Richard L. Gallo – Microbiome

Human oral microbiome

Molecular analysis of oral microflora in patients with primary Sjögren’s syndrome by using high-throughput sequencing – Zhifang Zhou et al. – PeerJ

Human repiratory microbiome

Genomics, Microbiomics, Proteomics, and Metabolomics in Bronchopulmonary Dysplasia – Charitharth Vivek Lal et al. – Seminars in Perinatology

Human gut microbiome

Association of metformin administration with gut microbiome dysbiosis in healthy volunteers – Ilze Elbere et al. – PLoS One

Oral probiotic combination of Lactobacillus and Bifidobacterium alters the gastrointestinal microbiota during antibiotic treatment for Clostridium difficile infection – T. J. De Wolfe et al. – PLoS One

Review: Impact of the gut microbiota on chemical risk assessment – Tine Rask Licht & Martin Iain Bahl – Current Opinion in Toxicology

Alterations in gut bacterial and fungal microbiomes are associated with bacterial Keratitis, an inflammatory disease of the human eye – Rajagopalaboopathi Jayasudha et al. – Journal of Biosciences

The Microbiome and Radiation Induced-Bowel Injury: Evidence for Potential Mechanistic Role in Disease Pathogenesis – Tomoko Kumagai et al. – Nutrients

Impact of Agaricus bisporus Mushroom Consumption on Gut Health Markers in Healthy Adults – Julie Hess et al. – Nutrients

Animal experiments

Effect of probiotic treatment on the clinical course, intestinal microbiome, and toxigenic Clostridium perfringens in dogs with acute hemorrhagic diarrhea – Anna-Lena Ziese et al. – PLoS One

Caloric restriction promotes functional changes involving short-chain fatty acid biosynthesis in the rat gut microbiota – Alessandro Tanca et al. – Scientific Reports

Animal microbiome

Evidence for Gut-Associated Serratia symbiotica in Wild Aphids and Ants Provides New Perspectives on the Evolution of Bacterial Mutualism in Insects – François Renoz et al. – Microbial Ecology

Plant, root and soil microbiome

Vertical stratification of bacteria and the chemical compounds in crude oil-contaminated soil layers of the semi-deserted Dzungharian Basin – Jiang-Ke Yang et al. – PLoS One

Dynamics of Changes in Microbiological Composition of Stored Sediments – Aleksandra Sałata et al. – Journal of Ecological Engineering

Review: Nano-scale undead drivers of microbial life, biogeochemical turnover and ecosystem functions – Yakov Kuzyakov & Kyle Mason-Jones – Soil Biology and Biochemistry

Response of microbial communities to different organochlorine pesticides (OCPs) contamination levels in contaminated soils – Yu Du et al. – Chemosphere

Changes in the soil microbial communities of alpine steppe at Qinghai-Tibetan Plateau under different degradation levels – Heng Zhou et al. – Science of The Total Environment

Responses of the endophytic bacterial communities of Juncus acutus to pollution with metals, emerging organic pollutants and to bioaugmentation with indigenous strains – Evdokia Syranidou et al. – Frontiers in Plant Science

Desert and steppe soils exhibit lower autotrophic microbial abundance but higher atmospheric CO2 fixation capacity than meadow soils – Kang Zhao et al. – Soil Biology and Biochemistry

Bacterial microbiota and metabolic character of traditional sour cream and butter in Buryatia, Russia – Jie Yu et al. – Frontiers in Microbiology

Interactions between soil properties, soil microbes and plants in remnant-grassland and old-field areas: a reciprocal transplant approach – Monique E. Smith et al. – Plant and Soil

Exploration of the Biosynthetic Potential of the Populus Microbiome – Patricia M. Blair et al. – mSystems

Soil microbial community structure in the rhizosphere of Robinia pseudoacacia L. seedlings exposed to elevated air temperature and cadmium-contaminated soils for 4  years – X. Jia et al. – Science of The Total Environment

** Plant Phenotypic Traits Eventually Shape Its Microbiota:A Common Garden Test – Yunshi Li et al. – Frontiers in Microbiology

Soil Type-Dependent Interactions of P-Solubilizing Microorganisms with Organic and Inorganic Fertilizers Mediate Plant Growth Promotion in Tomato – Isaac Kwadwo Mpanga et al. – Agronomy

Water and extremophile microbiome

Distinct community structure and microbial functions of biofilms colonizing microplastics – Lingzhan Miao et al. – Science of The Total Environment

Mature biofilm communities on synthetic polymers in seawater – Specific or general? – Inga V. Kirstein et al. – Marine Environmental Research

Phages and viruses

Virome definition in cerebrospinal fluid of patients with neurological complications after hematopoietic stem cell transplantation – C. Pou et al. – Journal of Clinical Virology

Metagenomic sequencing from mosquitoes in China reveals a variety of insect and human viruses – Pengpeng Xiao et al. – Frontiers in Cellular and Infection Microbiology


Review: Practical considerations for sampling and data analysis in contemporary metagenomics-based environmental studies – Christopher Staley & Michael J. Sadowsky –


Postnovo: Post-Processing Enables Accurate and FDR-Controlled De Novo Peptide Sequencing – Samuel E. Miller et al. – Journal of Proteome Research

September 11, 2018

Today’s Digest has a ton of reviews on human gut microbiome, and also features a new bacterial growth theory, how antibiotics limit microbial metabolites penetrate the gut and discovery of bacteria from corals that inhibit the growth of a human pathogen.

General microbiology

Microbial exposure and human health – Anukriti Sharma & Jack A Gilbert – Current Opinion in Microbiology

** Consistent microbial dynamics and functional community patterns derived from first principles – Hadrien Delattre et al. – ISME J

Preprint: The Helicobacter pylori biofilm involves a multi-gene stress-biased response including a structural role for flagella – Skander Hathroubi et al. – bioRxiv

Human gut microbiome

Review: The intestinal epithelial response to damage – Laura Weichselbaum & Ophir D. Klein – Science China Life Sciences

Review: Metabolic Abnormalities in Diabetes and Kidney Disease: Role of Uremic Toxins – Laetitia Koppe et al. – Current Diabetes Reports

Sex differences in lipid metabolism are affected by presence of the gut microbiota – Annemarie Baars et al. – Scientific Reports

Age-dependent changes in GI physiology and microbiota: time to reconsider? – Ran An & Ellen Wilms et al. – Gut

Review: Bacteroides thetaiotaomicron – Nathan T. Porter et al. – Trends in Microbiology

** Antibodies Set Boundaries Limiting Microbial Metabolite Penetration and the Resultant Mammalian Host Response – Yasuhiro Uchimura et al. – Immunity

Review: Gut microbes as future therapeutics in treating inflammatory and infectious diseases: Lessons from recent findings – Suprabhat Mukherjee, Nikhilesh Joardar & Subhasree Sengupta et al. – The Journal of Nutritional Biochemistry

Review: A critical review on the impacts of β-glucans on gut microbiota and human health – Muthukumaran Jayachandran et al. – The Journal of Nutritional Biochemistry

Review: The microbiome in inflammatory bowel disease: from prevailing clinical evidence to future possibilities – Hari K. Somineni & Subra Kugathasan – Clinical Gastroenterology and Hepatology

Review: Influence of Early Life, Diet, and the Environment on the Microbiome – Tien S. Dong & Arpana Gupta – Clinical Gastroenterology and Hepatology

Review: Emerging Role of the Gut Microbiome in Nonalcoholic Fatty Liver Disease: From Composition to Function – S.R. Sharpton et al. – Clinical Gastroenterology and Hepatology

Preprint: Treatment-Specific Composition of Gut Microbiota Is Associated with Disease Remission in a Pediatric Crohn’s Disease Cohort – Daniel Sprockett et al. – bioRxiv

Human gut-microbiome-brain axis

Targeting the gut microbiota to influence brain development and function in early life – Shugui Wang et al. – Neuroscience & Biobehavioral Reviews

Human vaginal microbiome

Vaginal Bifidobacterium breve for preventing urogenital infections: development of delayed release mucoadhesive oral tablets – Barbara Giordani et al. – International Journal of Pharmaceutics

Animal experiments

Gut microbiota regulates mouse behaviors through glucocorticoid receptor pathway genes in the hippocampus – Yuanyuan Luo et al. – Translational Psychiatry

Review: Microbiome profiling reveals gut dysbiosis in a transgenic mouse model of Huntington’s disease – Geraldine Kong et al. – Neurobiology of Disease

Animal microbiome

Influence of the symbiont Wolbachia on life history traits of the cabbage root fly (Delia radicum) – Valérie Lopez et al. – Journal of Invertebrate Pathology

Letter to editor: Towards the integrative analysis of tick microbiome – Agustín Estrada-Peña & Alejandro Cabezas-Cruz – Ticks and Tick-borne Diseases

Plant, root and soil microbiome

Impact of domestication on the evolution of rhizomicrobiome of rice in response to the presence of Magnaporthe oryzae – Shaohua Shi et al. – Plant Physiology and Biochemistry

Microbiome Diversity in Cotton Rhizosphere Under Normal and Drought Conditions – Abid Ullah & Adnan Akbar et al. – Microbial Ecology

Characterization of microbial communities of soils from gold mine tailings and identification of mercury-resistant strain – Hongbing Ji et al. – Ecotoxicology and Environmental Safety

Plant-microbe competition: does injection of isotopes of C and N into the rhizosphere effectively characterise plant use of soil N? – Paul W. Hill & Davey L. Jones – New Phytologist

Water and extremophile microbiome

Temperature shapes the microbiota in anaerobic digestion and drives efficiency to a maximum at 45 °C – Sebastian Hupfauf et al. – Bioresource Technology

** Ruegeria sp. Strains Isolated from the Reef-Building Coral Galaxea fascicularis Inhibit Growth of the Temperature-Dependent Pathogen Vibrio coralliilyticus – Natsuko Miura et al. – Marine Biotechnology

Phages and viruses

Preprint: Potential application of phage therapy for prophylactic treatment against Pseudomonas aeruginosa biofilm Infections – Aditi Gurkar et al. – bioRxiv


Inferring Metabolic Mechanisms of Interaction within a Defined Gut Microbiota – Gregory L. Medlock et al. – Cell Systems

Application of Bacillus velezensis NJAU-Z9 Enhanced Plant Growth Associated with Efficient Rhizospheric Colonization Monitored by qPCR with Primers Designed from the Whole Genome Sequence – Yang Zhang et al. – Current Microbiology

September 5, 2018

Today’s Digest is not short of articles from all aspects of microbiome research. Highlights include a study on population dynamics during cycles of feast and famine, guidelines for FMT, and a 7-year experiment on the effect of warming and elevated carbon dioxide on soil carbon dynamics.

General microbiology

Microalgae-bacteria symbiosis in microalgal growth and biofuel production: a review – Shuo Yao et al. – Journal of Applied Microbiology

Sketching the Human Microbiome Biogeography with DAR (Diversity-Area Relationship) Profiles – Zhanshan (Sam) Ma – Microbial Ecology

** Frequency- and Amplitude-Dependent Microbial Population Dynamics during Cycles of Feast and Famine – Jason Merritt & Seppe Kuehn – Physical Review Letters

Review: Ecological effects of cellular computing in microbial populations – Maia Baskerville et al. – Natural Computing

Antibiotics/Antibiotic resistance

Detection of antibiotics synthetized in microfluidic picolitre-droplets by various actinobacteria – Lisa Mahler et al. – Scientific Reports

Turning pig manure into biochar can effectively mitigate antibiotic resistance genes as organic fertilizer – Xue Zhou et al. – Science of The Total Environment

Comparative network analysis revealing the mechanisms of antibiotic resistance genes removal by leachate recirculation under different hydraulic loadings – Yinglong Sun et al. – Science of The Total Environment

Do plastics serve as a possible vector for the spread of antibiotic resistance? First insights from bacteria associated to a polystyrene piece from King George Island (Antarctica) – Pasqualina Laganà et al. – International Journal of Hygiene and Environmental Health

Forensic microbiome

Combining human STR and microbial population profiling: two case reports – Frederike C.A. Quaak et al. – FSI Genetics

Human lung microbiome

Review: The Genetics and Genomics of Asthma – Saffron A.G. Willis-Owen et al. – Annual Review of Genomics and Human Genetics

Human gut microbiome

In vitro: Impact of combining acerola by-product with a probiotic strain on a gut microbiome model – Fernanda Bianchi et al. – International Journal of Food Sciences and Nutrition

Changes in the Gut Microbiota of Urban Subjects during an Immersion in the Traditional Diet and Lifestyle of a Rainforest Village – Kelly V. Ruggles et al. – mSphere

Letter: Primum non nocere: is faecal microbiota transplantation doing harm to patients with IBS? – Paul Enck – Gut

Changes in gut microbiota and plasma inflammatory factors across the stages of colorectal tumorigenesis: a case-control study – Yongzhen Zhang et al. – BMC Microbiology

** 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 et al. – Journal of Hospital Infection

Fecal microbiota transplantation: a promising strategy in preventing the progression of non-alcoholic steatohepatitis and improving the anti-cancer immune response – Vaihere Delaune et al. – Expert Opinion on Biological Therapy

Review: Modulation of the immune system by the gut microbiota in the development of Type 1 Diabetes – James A. Pearson et al. – Human Vaccines & Immunotherapeutics

Human gut-microbiome-brain axis

Altered Schaedler flora mice: An old defined microbiota animal model to study the new science of microbiota-gut-brain axis – J.M.Lyte et al. – Behavioural Brain Research

Animal experiments

Molecular networks affected by neonatal microbial colonization in porcine jejunum, luminally perfused with enterotoxigenic Escherichia coli, F4ac fimbria or Lactobacillus amylovorus – Paolo Trevisi et al. – PLoS One

Effects of Natural Flavonoid-Isoorientin on Growth Performance and Gut Microbiota of Mice – Li Xuan et al. – Journal of Agricultural and Food Chemistry

Host diet mediates a negative relationship between abundance and diversity of Drosophila gut microbiota – Berra Erkosar et al. – Ecology and Evolution

Animal microbiome

Effects of clove (Syzygium aromaticum) oil on quail growth, carcass traits, blood components, meat quality, and intestinal microbiota – Mohamed M A Hussein et al. – Poultry Science

The effect of lavender (Lavandula angustifolia) essential oil as a drinking water supplement on the production performance, blood biochemical parameters, and ileal microflora in broiler chickens – Michalina Adaszyńska-Skwirzyńska & Danuta Szczerbińska – Poultry Science

Review: Factors Influencing Individual Variation in Farm Animal Cognition and How to Account for These Statistically – Emily V. Bushby et al. – Frontiers in Veterinary Science

Broad Bean (Vicia faba L.) Induces Intestinal Inflammation in Grass Carp (Ctenopharyngodon idellus C. et V) by Increasing Relative Abundances of Intestinal Gram-Negative and Flagellated Bacteria – Zhifei Li et al. – Frontiers in Microbiology

Factors shaping the gut bacterial community assembly in two main Colombian malaria vectors – Priscila Bascuñán et al. – Microbiome

Alterations in honey bee gut microorganisms caused by Nosema spp. and pest control methods – Tsiri Diaz et al. – Pest Management Science

Plant, root and soil microbiome

** Elevated CO2 and warming cause interactive effects on soil carbon and shifts in carbon use by bacteria – Yolima Carrillo et al. – Ecology Letters

The role of wetland microorganisms in plant-litter decomposition and soil organic matter formation: a critical review – Stephanie A Yarwood – FEMS Microbiology Ecology

Strong succession in arbuscular mycorrhizal fungal communities – Cheng Gao et al. – ISME J

Manipulation of the rhizosphere bacterial community by biofertilizers is associated with mitigation of cadmium phytotoxicity – Meng Wang et al. – Science of The Total Environment

Multi-substrate induced microbial respiration, nitrification potential and enzyme activities in metal-polluted, EDTA-washed soils – Guixiang Zhou et al. – Scientific Reports

Divergent accumulation of microbial necromass and plant lignin components in grassland soils – Tian Ma et al. – Nature Communications

Microbial Community Composition In Take-All Suppressive Soils – Paola Duran et al. – Frontiers in Microbiology

Differential biodiversity responses between kingdoms (plants, fungi, bacteria and metazoa) along an Alpine succession gradient – Matteo Montagna et al. – Molecular Ecology

Water and extremophile microbiome

Steep redox gradient and biogeochemical cycling driven by deeply sourced fluids and gases in a terrestrial mud volcano – Yueh-Ting Lin et al. – FEMS Microbiology Ecology

Pigmented microbial eukaryotes fuel the deep sea carbon pool in the tropical Western Pacific Ocean – Dapeng Xu – Environmental Microbiology

Biofilm Formation and Degradation of Commercially Available Biodegradable Plastic Films by Bacterial Consortiums in Freshwater Environments – Tomohiro Morohoshi et al. – Microbes and Environments

Dynamics and Functional Potential of Stormwater Microorganisms Colonizing Sand Filters – Andrea Naimah Fraser et al. – Water

Review: Lignin depolymerization and utilization by bacteria – Rong Xu et al. – Bioresource Technology

Microbes in the industry

From systems biology to metabolically engineered cells — an omics perspective on the development of industrial microbes – Judith Becker &Christoph Wittmann – Current Opinion in Microbiology

Phages and viruses

High-Resolution Temporal and Spatial Patterns of Virome in Wastewater Treatment Systems – Yulin Wang et al. – Environmental Science & Technology


Limitations of Correlation-Based Inference in Complex Virus-Microbe Communities – Ashley R. Coenen & Joshua S. Weitz – mSystems

A Sensitive Thresholding Method for Confocal Laser Scanning Microscope Image Stacks of Microbial Biofilms – Ting L. Luo et al. – Scientific Reports

A steam-based method to investigate biofilm – Jason Tasse et al. – Scientific Reports

August 28, 2018

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


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


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

August 7, 2018

Today’s Digest features a lot of soil and plant microbiome articles. Highlights include an opinion piece on hypothesis-driven microbiome research, a study on the spread of MCR-3 colistin resistance in China, and a consortium of bacteria to protect plants from pathogents.

General microbiology

** Are microbiome studies ready for hypothesis-driven research? – Anupriya Tripathi et al. – Current Opinion in Microbiology

Mitracarpus frigidus: A promising antifungal in the treatment of vulvovaginal candidiasis – Lara M. Campos et al. – Industrial Crops and Products

Isolation, growth, enzyme assay and identification via 16S rRNA full sequencing of cellulolytic microbes from Nepal for biofuel production – Binayak Raj Pandey et al. – Renewable Energy

Review (Uncorrected Proof): From hairballs to hypotheses – biological insights from microbial networks – Lisa Röttjers & Karoline Faust – FEMS Microbiology Reviews

Review: Barriers and opportunities in bio-based production of hydrocarbons – Yongjin J. Zhou, Eduard J. Kerkhoven & Jens Nielsen – Nature Energy

Antibiotic resistance

** Spread of MCR-3 Colistin Resistance in China: An Epidemiological, Genomic and Mechanistic Study – Yongchang Xu et al. – EBioMedicine

Long-term organic fertilization increased antibiotic resistome in phyllosphere of maize – Qing-Lin Chen et al. – Science of The Total Environment

Carbapenem resistance in bacteria isolated from soil and water environments in Algeria – Katia DJENADI et al. – Journal of Global Antimicrobial Resistance

Human respiratory microbiome

Prospective study of timing and pattern of bacteria and viruses in the nasopharyngeal microbiome in a birth cohort – J.L.Mathew et al. – International Journal of Infectious Diseases

Human gut microbiome

Population changes of colon lumen microbiota in patients with chronic hepatitis C – A. Sydorchuk et al. – International Journal of Infectious Diseases

Multi-site human microbiome

Metagenomics of pigmented and cholesterol gallstones: the putative role of bacteria – S. H. Kose et al. – Scientific Reports

Food microbiology

Amplicon and shotgun metagenomic sequencing indicates that microbial ecosystems present in cheese brines reflect environmental inoculation during the cheese production process – Louise Vermote et al. – International Dairy Journal

Exploring core functional microbiota responsible for the production of volatile flavour during the traditional brewing of Wuyi Hong Qu glutinous rice wine – Zi-Rui Huang et al. – Food Microbiology

Review: Spoilage yeasts: What are the sources of contamination of foods and beverages? – A. Hernández et al. – International Journal of Food Microbiology

Animal experiments

Consumption of virgin coconut oil in Wistar rats increases saturated fatty acids in the liver and adipose tissue, as well as adipose tissue inflammation – Marianade Moura e Dias et al. – Journal of Functional Foods

Experimental microbial dysbiosis does not promote disease progression in SIV-infected macaques – Alexandra M. Ortiz et al. – Nature Medicine

Animal microbiome

Whole genome sequences to assess the link between antibiotic and metal resistance in three coastal marine bacteria isolated from the mummichog gastrointestinal tract – Nicole A. Lloyd, Sylvie Nazaret & TamarBarkay – Marine Pollution Bulletin

Inferences of gut bacterial diversity from next-generation sequencing of 16S rDNA in deep sea blind ray – Benthobatis moresbyi – Tina Kollannoor Johny et al. – Ecological Genetics and Genomics

Characterization of the fecal microbiota of healthy horses – Holly L. Stewart et al. – American Journal of Veterinary Research

Plant, root and soil microbiome

Comparative mangrove metagenome reveals global prevalence of heavy metals and antibiotic resistome across different ecosystems – Madangchanok Imchen et al. – Scientific Reports

Structural development and assembly patterns of the root-associated microbiomes during phytoremediation – Yanmei Chen et al. – Science of The Total Environment

A Method for Collecting Atmospheric Microbial Samples From Set Altitudes for Use With Next-Generation Sequencing Techniques to Characterize Communities – Allison M Spring et al. – Air, Soil and Water Research

Plant-microbe interactions drive denitrification rates, dissolved nitrogen removal, and the abundance of denitrification genes in stormwater control measures – Natalie R Morse et al. – Environmental Science & Technology

Short- and long-term warming alters soil microbial community and relates to soil traits – Hongying Yu et al. – Applied Soil Ecology

Environmental variables better explain changes in potential nitrification and denitrification activities than microbial properties in fertilized forest soils – Yuqian Tang et al. – Science of The Total Environment

Wheat rhizosphere harbors a less complex and more stable microbial co-occurrence pattern than bulk soil – Kunkun Fan et al. – Soil Biology and Biochemistry

Influence of biochars on the accessibility of organochlorine pesticides and microbial community in contaminated soils – Neelum Ali et al. – Science of The Total Environment

Structure and activity of soil microbial communities in three Mediterranean forests – Felicia Grosso et al. – Applied Soil Ecology

Species-associated differences in the below-ground microbiomes of wild and domesticated Setaria – Srinivasa R. Chaluvadi & Jeff Bennetzen – Frontiers in Plant Science

Review: Processes that determine the interplay of root exudation, methane emission and yield in rice agriculture – D. Maurer et al. – Plant Biology

** Nutrient-and Dose-Dependent Microbiome-Mediated Protection against a Plant Pathogen – Maureen Berg & Britt Koskella – Current Biology

Network Analyses Can Advance Above-Belowground Ecology – Kelly S.Ramirez et al. – Trends in Plant Science

Minireview: Microbial anaerobic Fe(II) oxidation – ecology, mechanisms and environmental implications – C Bryce et al. – Environmental Microbiology

Phages and viruses

No detectable effect of Wolbachia wMel on the prevalence and abundance of the RNA virome of Drosophila melanogaster – Mang Shi et al. – Proceedings B

Co-Infection Patterns in Individual Ixodes scapularis Ticks Reveal Associations between Viral, Eukaryotic and Bacterial Microorganisms – Shaun T. Cross et al. – Viruses

Investigation of recombination-intense viral groups and their genes in the Earth’s virome – Jan P. Meier-Kolthoff et al. – Scientific Reports

Microbes in the news

Endophytes: Study Shows GMO Corn Has No Impact On Good Bacteria – Science 2.0

July 31, 2018

Today’s Digest features a report that different types of tobacco products can cause oral microbial dysbiosis, an update on fecal microbiome transplant, and exploration into Westernization and evolution of gut microbiota. Enjoy reading!

General microbiology

Alterations of Salmonella Typhimurium Antibiotic Resistance under Environmental Pressure – Mengfei Peng et al. – Applied and Environmental Microbiology

Preprint: Experimental demonstration that screening can enable the environmental recruitment of a defensive microbiome – Tabitha Innocent et al. – bioRxiv

Human oral microbiome

Chicken or the Egg: Microbial Alterations in Biopsy Samples of Patients with Oral Potentially Malignant Disorders – Gabor Decsi et al. – Pathology & Oncology Research

** Types of tobacco consumption and the oral microbiome in the United Arab Emirates Healthy Future (UAEHFS) Pilot Study – Yvonne Vallès et al. – Scientific Reports

Human respiratory microbiome

Decreased microbiome diversity in the HIV small airway epithelium – Stella Xu et al. – Respiratory Research

Human gut microbiome

Antibiotic Exposure and Reduced Short Chain Fatty Acid Production after Hematopoietic Stem Cell Transplant – Lindsey ERomick-Rosendale et al. – Biology of Blood and Marrow Transplantation

** Review: Fecal Microbiota Transplantation: Current Status in Treatment of GI and Liver Disease – Byron P.Vaughn et al. – Clinical Gastroenterology and Hepatology

The association between the incidence of intestinal graft-versus-host disease and antibiotic use after allogeneic hematopoietic stem cell transplantation – Daisuke Hidaka et al. – Clinical Transplantation

Ecological effects of cefepime use during antibiotic cycling on the Gram-negative enteric flora of ICU patients – Carola Venturini et al. – Intensive Care Medicine Experimental

** Gut microbiota is associated with obesity and cardiometabolic disease in a population in the midst of Westernization – Jacobo de la Cuesta-Zuluaga et al. – Scientific Reports

A diverse range of human gut bacteria have the potential to metabolise the dietary component gallic acid – María Esteban-Torres et al. – Applied and Environmental Microbiology

Metagenomic analysis of gut microbial communities from a Central Asian population – Almagul Kushugulova et al. – BMJ Open

Animal experiments

Early cellular responses of germ-free and specific-pathogen-free mice to Francisella tularensis infection – ZuzanaKrocova et al. – Microbial Pathogenesis

Rat: Gut microbiota modulation accounts for the neuroprotective properties of anthocyanins – Cláudia Marques et al. – Scientific Reports

Mouse: Complementary intestinal mucosa and microbiota responses to caloric restriction – Kalina Duszka et al. – Scientific Reports

Greater Microbial Translocation and Vulnerability to Metabolic Disease in Healthy Aged Female Monkeys – Quentin N. Wilson et al. – Scientific Reports

Medicinal Mushrooms Supplements Alter Chicken Intestinal Microbiome – Janelle Robinson et al. – International Journal of Medicinal Mushrooms

Review: Standardization in host-microbiota interaction studies: challenges, gnotobiology as a tool, and perspective – Catherine Mooser et al. – Current Opinion in Microbiology

Animal microbiome

Review: Where in the serotonergic system does it go wrong? Unravelling the route by which the serotonergic system affects feather pecking in chickens – Elske N.de Haas & Jerine A.J.van der Eijk – Neuroscience & Biobehavioral Reviews

Exploring the pathology of an epidermal disease affecting a circum-Antarctic sea star – Laura Núñez-Pons et al. – Scientific Reports

Assessment of rumen microbiota from a large cattle cohort reveals the pan and core bacteriome contributing to varied phenotypes – Mingyuan Xue et al. – Applied and Environmental Microbiology

Preprint: Whole genome screen reveals a novel relationship between Wolbachia and Drosophila host translation – Yolande Grobler et al. – bioRxiv

Food microbiology

Dynamics and biodiversity of bacterial and yeast communities during the fermentation of cocoa beans – Jatziri Mota-Gutierrez et al. – Applied and Environmental Microbiology

Plant, root and soil microbiome

Alternate life history phases of a common seaweed have distinct microbial surface communities – Matthew A Lemay et al. – Molecular Ecology

Diversity of bacterial microbiota of coastal halophyte Limonium sinense and amelioration of salinity stress damage by symbiotic plant growth-promoting actinobacterium Glutamicibacter halophytocola KLBMP 5180 – Sheng Qin et al. – Applied and Environmental Microbiology

Bacterial microbiota protect an invasive bark beetle from a pine defensive compound – Chihang Cheng et al. – Microbiome

Structural inflexibility of the rhizosphere microbiome in mangrove plant Kandelia obovata under elevated CO2 – Panqing Yin et al. – Marine Environmental Research

Mutualistic fungus Phomopsis liquidambari increases root aerenchyma formation through auxin-mediated ethylene accumulation in rice (Oryza sativa L.) – Li-Yan Hu et al. – Plant Physiology and Biochemistry

Characteristics of archaea and bacteria in rice rhizosphere along a mercury gradient – Ming Ma et al. – Science of The Total Environment

Isolation and diversity of culturable rhizobacteria associated with economically important crops and uncultivated plants in Québec, Canada – Di Fan et al. – Systematic and Applied Microbiology

Phages and viruses

Hordes of Phages in the Gut of the Tilapia Sarotherodon melanotheron – Yvan Bettarel et al. – Scientific Reports


Joint Analysis of Long and Short Reads Enables Accurate Estimates of Microbiome Complexity – Anton Bankevich & Pavel A.Pevzner – Cell Systems

Microbes in the news

Gut bacteria can protect against Salmonella infections – Press Trust of India – Business Standard