Results 121 to 130 of about 61,508 (249)

The coordination of cell growth during fission yeast mating requires Ras1-GTP hydrolysis [PDF]

open access: yes, 2013
The spatial and temporal control of polarity is fundamental to the survival of all organisms. Cells define their polarity using highly conserved mechanisms that frequently rely upon the action of small GTPases, such as Ras and Cdc42.
Ladds, Graham   +15 more
core   +1 more source

Vesicular traffic in polarized epithelial cells : identification and characterization of general and epithelial specific factors [PDF]

open access: yes, 1994
Polarized epithelial cells are differentiated into apical and basolateral plasma membrane domains separated by tight junctions. The apical cell surface usually faces the external milieu, the basolateral domain provides cell-cell and cell-substratum ...
Fiedler, Klaus
core   +1 more source

Variants in genes encoding small GTPases and association with epithelial ovarian cancer susceptibility.

open access: yesPLoS ONE, 2018
Epithelial ovarian cancer (EOC) is the fifth leading cause of cancer mortality in American women. Normal ovarian physiology is intricately connected to small GTP binding proteins of the Ras superfamily (Ras, Rho, Rab, Arf, and Ran) which govern processes
Madalene Earp   +148 more
doaj   +1 more source

Discovering the therapeutic potential of Naringenin in diabetes related to GLUT-4 and its regulatory factors: A computational approach

open access: yesChemical Physics Impact
This study explores the therapeutic potential of Naringenin, a natural flavonoid, in managing Type 2 Diabetes Mellitus (T2DM) by focusing on Glucose Transporter 4 (GLUT4) and related regulatory proteins that play a role in glucose and lipid metabolism ...
Ali Khakpour   +6 more
doaj   +1 more source

Inhibition of NADPH oxidase activation by synthetic peptides mapping within the carboxyl-terminal domain of small GTP-binding proteins. Lack of amino acid sequence specificity and importance of polybasic motif.

open access: yesJournal of Biological Chemistry, 1994
The small GTP-binding protein (G protein) Rac1 is an obligatory participant in the assembly of the superoxide (O2-.)-generating NADPH oxidase complex of macrophages.
Gili Joseph   +3 more
semanticscholar   +1 more source

Rho family binding proteins in human neutrophils [PDF]

open access: yes, 1999
Rho family proteins mediate diverse cellular functions including regulation of the actin cytoskeleton, transcriptional activation, and the NADPH oxidase of phagocytic leukocytes.
Prigmore, Elena
core  

Regulation of the actin cytoskeleton by an interaction of IQGAP related protein GAPA with filamin and cortexillin I. [PDF]

open access: yes, 2010
Filamin and Cortexillin are F-actin crosslinking proteins in Dictyostelium discoideum allowing actin filaments to form three-dimensional networks. GAPA, an IQGAP related protein, is required for cytokinesis and localizes to the cleavage furrow during ...
Bhagyashri Burgute   +24 more
core   +1 more source

Distinct CED-10/Rac1 domains confer context-specific functions in development.

open access: yesPLoS Genetics, 2018
Rac GTPases act as master switches to coordinate multiple interweaved signaling pathways. A major function for Rac GTPases is to control neurite development by influencing downstream effector molecules and pathways.
Steffen Nørgaard   +3 more
doaj   +1 more source

Tasco®, a Product of Ascophyllum nodosum, Imparts Thermal Stress Tolerance in Caenorhabditis elegans

open access: yesMarine Drugs, 2011
Tasco®, a commercial product manufactured from the brown alga Ascophyllum nodosum, has been shown to impart thermal stress tolerance in animals. We investigated the physiological, biochemical and molecular bases of this induced thermal stress tolerance ...
Franklin Evans   +6 more
doaj   +1 more source

G protein-coupled receptor kinase 2-mediated phosphorylation of ezrin is required for G protein-coupled receptor-dependent reorganization of the actin cytoskeleton [PDF]

open access: yes, 2005
G protein-coupled receptor kinase 2 (GRK2) phosphorylates and desensitizes activated G protein-coupled receptors (GPCRs). Here, we identify ezrin as a novel non-GPCR substrate of GRK2. GRK2 phosphorylates glutathione S-transferase (GST)-ezrin, but not an
Pitcher, JA, Cant, SH
core  

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