Results 151 to 160 of about 102,475 (283)

Metabolic thermodynamics: pertinent reference state and energy potentials

open access: yesThe FEBS Journal, EarlyView.
A recommendation and method to view the energy potentials of metabolites with reference to (green arrow) a biochemical precursor state (in green: water, Mg2+, phosphate, bicarbonate, ammonium, and sulfate, at pH = 7) rather than (the red arrow) the physical–chemical reference state (in grayish red) that is alien to biology, that is, O2, H2, N2 at 1 ...
Hans V. Westerhoff   +21 more
wiley   +1 more source

Local Regulation of Arterial Tone: an Insight into Wall Dynamics Using Mathematical Models [PDF]

open access: yes, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014)   +3 more
core  

Anti‐cancer drugs targeting the NADH‐binding site of VDAC rewire channel electrophysiology and partially suppress cation selectivity

open access: yesThe FEBS Journal, EarlyView.
VA molecules alter VDAC1 gating by increasing anion flow and reducing cation permeability. In cancer cells, which rely on ER‐mitochondria Ca2+ transfer and overexpress VDAC1, this imbalance triggers bioenergetic stress, ROS buildup, and mitochondrial collapse, leading to cell death.
Stefano Conti‐Nibali   +6 more
wiley   +1 more source

The potential clinical value of platelet aggregation in colorectal tumor progression

open access: yesDiscover Oncology
Objective The present study is to examine whether platelet aggregation function, platelet count and mean platelet volume are indicators that related to clinicopathological characteristics of colorectal cancer.
Yuyu Chen   +5 more
doaj   +1 more source

S‐Adenosylmethionine (SAM) hydrolases counter increased SAM epimerisation in thermophilic archaea

open access: yesThe FEBS Journal, EarlyView.
S‐Adenosyl‐l‐methionine (SAM) is a vital enzyme cofactor. Epimerisation at the sulfonium centre of biologically active (SS,SCα)‐SAM is driven by heat, yielding biologically inactive (RS,SCα)‐SAM. Here, two novel archaeal SAM hydrolases from the thermophilic Sulfolobus acidocaldarius and the halophilic Haloferax volcanii are shown to cleave (RS,SCα)‐SAM.
Agnes Bartels   +7 more
wiley   +1 more source

1H NMR metabolomics and lipidomics analysis of neutrophils reveals biomarkers of ageing, inflammageing and frailty

open access: yesThe FEBS Journal, EarlyView.
Using 1H NMR metabolomics, we measured polar and lipid metabolites from human blood neutrophils from people with frailty (n = 31, mean age 84Y), people with rheumatoid arthritis (n = 16, mean age 55Y), robust older (n = 24, mean age 66Y) and healthy younger people (n = 21, mean age 22Y).
Genna Ali Abdullah   +5 more
wiley   +1 more source

ALOX15 mediates thrombin‐induced myristoylation, trafficking, and interaction of protease‐activated receptors, leading to platelet activation and hemostasis

open access: yesThe FEBS Journal, EarlyView.
The role of PARs in platelet function is fairly known; however, the underlying mechanisms are not fully understood. We report that thrombin myristoylates PAR4 in mouse platelets and PAR1 and PAR4 in human platelets, facilitating their membrane transport and interaction, leading to PAR3/4 heterodimers in mice and PAR1/4 heterodimers in humans.
Suresh Govatati   +4 more
wiley   +1 more source

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