May 6, 2020

General microbiome

Multi-proxy analyses of a mid-15th century Middle Iron Age Bantu-speaker palaeo-faecal specimen elucidates the configuration of the ‘ancestral’ sub-Saharan African intestinal microbiome – Rifkin et al – Microbiome

The neovaginal microbiome of transgender women post-gender reassignment surgery  – Birse et al – Microbiome

Pregnancy and early life

The stepwise assembly of the neonatal virome is modulated by breastfeeding – Liang et al – Nature

Human gut microbiome

Impact of smoking cessation, coffee and bread consumption on the intestinal microbial composition among Saudis: A cross-sectional study – Harakeh et al – PLOS One

Animal experiments

Altered Immunity of Laboratory Mice in the Natural Environment Is Associated with Fungal Colonization – Yeung et al – Cell Host & Microbe

Infection with the sheep gastrointestinal nematode Teladorsagia circumcincta increases luminal pathobionts – Cortés et al – Microbiome

Vitamin D receptor promotes healthy microbial metabolites and microbiome – Chatterjee et al – Nature Scientific Reports

Phages and viruses

Phages Actively Challenge Niche Communities in Antarctic Soils – Bezuidt et al – mSystems

Evolution

The Syntrophy hypothesis for the origin of eukaryotes revisited – López-García & Moreira – Nature Microbiology

Microbes in the news

State-of-the-art imaging method provides new insights into how bacteria move and exchange genetic information

April 2, 2020

Today’s digest starts with a recent study from The Lancet linking antibiotic usage and the gut microbiome with asthma incidence, before moving onto a range of other papers covering multiple human body sites and environmental microbiome studies.

General microbiome
*** Decreasing antibiotic use, the gut microbiota, and asthma incidence in children: evidence from population-based and prospective cohort studies – Patrick et al. – The Lancet

Human respiratory microbiome

Lung function and microbiota diversity in cystic fibrosis – Cuthbertson et al. – BMC Microbiome

Human gut microbiome

Colonic microbiota is associated with inflammation and host epigenomic alterations in inflammatory bowel disease – Ryan et al. – Nature Communications

Fecal microbiota transplantation for the improvement of metabolism in obesity: The FMT-TRIM double-blind placebo-controlled pilot trial – Yu et al. – PLOS Medicine

Effects of underfeeding and oral vancomycin on gut microbiome and nutrient absorption in humans – Basolo et al. – Nature Medicine

The Gut Microbial Diversity of Newly Diagnosed Diabetics but Not of Prediabetics Is Significantly Different from That of Healthy Nondiabetics – Gaike et al. – MSystems

Shotgun Metagenomics of Gut Microbiota in Humans with up to Extreme Longevity and the Increasing Role of Xenobiotic Degradation – Rampelli et al. MSystems

Animal experiments

Gut microbiota from persons with attention-deficit/hyperactivity disorder affects the brain in mice – Tengeler et al. – BMC Microbiome

Unraveling Assemblage, Functions and Stability of the Gut Microbiota of Blattella germanica by Antibiotic Treatment – Domínguez-Santos et al. – Frontiers in Microbiology

Plant, root, and soil microbiome

Novel phosphate-solubilizing bacteria enhance soil phosphorus cycling following ecological restoration of land degraded by mining – Liang et al.  – ISME

Water and extremophile microbiome

Genomic and transcriptomic evidence of light-sensing, porphyrin biosynthesis, Calvin-Benson-Bassham cycle, and urea production in Bathyarchaeota – Pan et al. BMC Microbiome

Microbial community profiling of ammonia and nitrite oxidizing bacterial enrichments from brackishwater ecosystems for mitigating nitrogen species – Baskaran et al. – Nature Scientific Reports

Probiotics

Lactobacillus reuteri 5454 and Bifidobacterium animalis ssp. lactis 5764 improve colitis while differentially impacting dendritic cells maturation and antimicrobial responses – Hrdý et al. Nature Scientific Reports