Results 71 to 80 of about 14,862 (292)

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

A system of analytic mechanics / [PDF]

open access: yes
Added t.-p.: Physical and celestial mechanics. By Benjamin Peirce ... developed in four systems of analytic mechanics, celestial mechanics, potential physics, and analytic morphology.Microform.Mode of access ...
Peirce, Benjamin, 1809-1880.
core  

Van der Waals interactions: Corrections from radiation in fluids

open access: yesAIP Advances, 2013
We consider induced van der Waals interactions with corrections due to radiation in fluids consisting of polarizable hard spheres. The fluctuating polarizations are quantized while the positions of particles are treated classically.
Magnus H. Waage, Johan S. Høye
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Brief Introduction to Damage Mechanics and its Relation to Deformations [PDF]

open access: yes, 2018
We discuss some principle concepts of damage mechanics and outline a possibility to address the open question of the damage-to-deformation relation by suggesting a parameter identification setting.
Muntean, Adrian,, Gruetzner, Simon,
core  

A unified theory on gravity current, interfacial and unsaturated flows in heterogeneous porous layers

open access: yesFlow
We provide a unified theory, within the framework of the multi-phase Darcy description, on gravity current, interfacial and unsaturated flows in a vertically heterogeneous porous layer, which finds applications in many geophysical, environmental and ...
Zhong Zheng
doaj   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Fluid coupling between the elements in a discrete model of cochlear mechanics [PDF]

open access: yes, 2010
When analysing the coupled mechanics of the cochlea, due to the interaction between fluid coupling and basilar membrane motion, it is convenient to divide the cochlea longitudinally into a discrete number of sections.
Ni, G., Elliott, S.J., Lineton, B.
core  

CFD prediction and experimental visualisation of cavitation and its erosion in hydraulic valves

open access: yesFlow
This article presents an experimentally validated computational fluid dynamics (CFD) model for localising and quantifying cavitation erosion in oil hydraulic valves using large eddy simulation (LES) turbulence modelling and the cavitation erosion indices
Sven Osterland, Jürgen Weber
doaj   +1 more source

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