Results 11 to 20 of about 50,654 (294)

NQO1-responsive Prodrug for in Cellulo Release of Cytochalasin B as Cancer Cell-targeted Migrastatic

open access: goldSmall, EarlyView.
The design, synthesis, biochemical, and cell biological evaluation of the NQO1‐targeted prodrug BQTML‐CB is reported. BQTML‐CB selectively releases cytochalasin B upon activation by the quinone‐oxidoreductase NQO1 associated with invasiveness of cancer cells, representing a novel approach to improve cancer selectivity and reduce immunosuppressive ...
Mervic D. Kagho   +7 more
openalex   +2 more sources

A proanthocyanidin from cinnamomum zeylanicum stimulates phosphorylation of insulin receptor in 3t3-l1 adipocytes [PDF]

open access: yes, 2006
Non-insulin-dependent diabetes mellitus is due to in large part to insulin resistance, a state where the target cells are no longer responding to ordinary levels of circulating insulin.
Abdul Majid, Fadzilah Adibah   +2 more
core   +1 more source

Quantitative Analysis of the Cytoskeleton’s Role in Inward Rectifier KIR2.1 Forward and Backward Trafficking

open access: yesFrontiers in Physiology, 2022
Alteration of the inward rectifier current IK1, carried by KIR2.1 channels, affects action potential duration, impacts resting membrane stability and associates with cardiac arrhythmias.
Encan Li   +5 more
doaj   +1 more source

Effect of Culture Conditions on Metabolite Production of Xylaria sp.

open access: yesMolecules, 2015
Seeking a strategy for triggering the cryptic natural product biosynthesis to yield novel compounds in the plant-associated fungus Xylaria sp., the effect of culture conditions on metabolite production was investigated.
Hongqi Zhang   +7 more
doaj   +1 more source

Recovery of aging-related size increase of skin epithelial cells: in vivo mouse and in vitro human study. [PDF]

open access: yesPLoS ONE, 2015
The size increase of skin epithelial cells during aging is well-known. Here we demonstrate that treatment of aging cells with cytochalasin B substantially decreases cell size.
Igor Sokolov   +6 more
doaj   +1 more source

Cytoskeletal Remodeling Mimics Endothelial Response to Microgravity

open access: yesFrontiers in Cell and Developmental Biology, 2021
Mechanical cues contribute to the maintenance of a healthy endothelium, which is essential for vascular integrity. Indeed endothelial cells are mechanosensors that integrate the forces in the form of biochemical signals.
Laura Locatelli   +2 more
doaj   +1 more source

Phosphorylation of CLEC-2 is dependent on lipid rafts, actin polymerization,secondary mediators, and Rac [PDF]

open access: yes, 2010
The C-type lectin-like receptor 2 (CLEC-2)activates platelets through Src and Syk tyrosine kinases via a single cytoplasmic YxxL motif known as a hem immunoreceptor tyrosine-based activation motif (hemITAM).Here, we demonstrate using sucrose gradient ...
Alice Y. Pollitt   +44 more
core   +1 more source

Modulation of apoprotein E secretion in response to receptor-mediated endocytosis in resident and inflammatory macrophages. [PDF]

open access: yes, 1984
We have determined the effect of various endocytic ligands on the secretion of ApoE by macrophages. ApoE was a major secreted protein of resident macrophages, but BCG-activated macrophages secreted little ApoE and periodate-elicited macrophages secreted ...
Takemura, R, Werb, Z
core   +2 more sources

Preparation, In Vivo Administration, Dose-Limiting Toxicities, and Antineoplastic Activity of Cytochalasin B

open access: yesTranslational Oncology, 2015
An effective and inexpensive protocol for producing cytochalasins A and B is being disclosed to propose a viable method by which to examine the in vivo antineoplastic activity of these congeners in preclinical tumor-bearing mammalian models. In addition,
Matthew Trendowski   +4 more
doaj   +1 more source

Actin cytoskeleton-dependent regulation of corticotropin-releasing factor receptor heteromers [PDF]

open access: yes, 2017
Stress responses are highly nuanced and variable, but how this diversity is achieved by modulating receptor function is largely unknown. Corticotropin-releasing factor receptors (CRFRs), class B G protein–coupled receptors, are pivotal in mediating ...
Bhargava, Aditi   +7 more
core   +1 more source

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