Results 101 to 110 of about 2,931,939 (293)

Microbial strain-level population structure and genetic diversity from metagenomes

open access: yesGenome Research, 2017
Among the human health conditions linked to microbial communities, phenotypes are often associated with only a subset of strains within causal microbial groups.
Duy Tin Truong   +4 more
semanticscholar   +1 more source

Dual‐Functional Ingestible Passive Capsules for High‐Throughput Intestinal Sampling with Sealed Containment and Targeted Drug Delivery

open access: yesAdvanced Robotics Research, EarlyView.
To address challenges in high‐throughput intestinal sampling with sealed containment and target drug delivery, we developed a dual‐functional ingestible passive capsule with a dual‐triggered control system based on pH‐response and mechanical actuation.
Libing Huang   +9 more
wiley   +1 more source

Buffering the pH of the culture medium does not extend yeast replicative lifespan [v1; ref status: indexed, http://f1000r.es/20w]

open access: yesF1000Research, 2013
During chronological aging of budding yeast cells, the culture medium can become acidified, and this acidification limits cell survival.  As a consequence, buffering the culture medium to pH 6 significantly extends chronological life span under standard ...
Brian M Wasko   +15 more
doaj   +1 more source

Short‐chain fatty acids: microbial metabolites that alleviate stress‐induced brain–gut axis alterations

open access: yesJournal of Physiology, 2018
Chronic (psychosocial) stress changes gut microbiota composition, as well as inducing behavioural and physiological deficits. The microbial metabolites short‐chain fatty acids (SCFAs) have been implicated in gastrointestinal functional, (neuro)immune ...
M. van de Wouw   +9 more
semanticscholar   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

Editorial: Metal homeostasis in microbial physiology and virulence. [PDF]

open access: yesFront Cell Infect Microbiol, 2023
da Silva Neto JF, Staats CC, Pontes MH.
europepmc   +1 more source

Detection of Protein–Protein Interactions in Escherichia coli With Single Molecule Sensitivity

open access: yesAdvanced Science, EarlyView.
This article describes a regulatory circuit in Escherichia coli able to detect protein–protein interactions with exquisite sensitivity. The interaction between two hybrid proteins fused to Bordetella pertussis adenylate cyclase and its activator calmodulin triggers a potent cyclic AMP signaling cascade.
Marilyne Davi, Daniel Ladant
wiley   +1 more source

Comprehensive evaluation of the bactericidal activities of free bile acids in the large intestine of humans and rodents

open access: yesJournal of Lipid Research, 2017
In addition to functioning as detergents that aid digestion of dietary lipids in the intestine, some bile acids have been shown to exhibit antimicrobial activity.
Masamichi Watanabe   +2 more
doaj   +1 more source

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