Results 141 to 150 of about 61,508 (249)

Subcellular localization of the GTP-binding protein Rho in the sea urchin sperm.

open access: yesEuropean journal of cell biology, 1998
The Rho proteins are small G-proteins that belong to the Ras superfamily and play an essential role in the organization of the actin cytoskeleton. They are characteristically ADP-ribosylated by the exoenzyme C3 from Clostridium botulinum. Sea urchin sperm contain multiple small G proteins (28-24 kDa) whose identity and function are unknown.
L E, Castellano   +4 more
openaire   +1 more source

Dynamic cofilin phosphorylation in the control of lamellipodial actin homeostasis [PDF]

open access: yes, 2007
During animal cell chemotaxis, signalling at the plasma membrane induces actin polymerisation to drive forward cell movement. Since the cellular pool of actin is limited, efficient protrusion formation also requires the coordinated disassembly of pre ...
Larsen, MR   +4 more
core  

Avaliação, in vivo e in vitro, da reatividade vascular renal à vasopressina em ratos endotoxêmicos: importância da via Rho-A/Rho-quinase [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas. Programa de Pós-Graduação em FarmacologiaSepse é uma infecção local, acompanhada de uma resposta inflamatória sistêmica e vinculada à elevada incidência e ...
Guarido, Karla Lorena
core  

RGS proteins and G protein signalling [PDF]

open access: yes
The work within this thesis is concerned with the creation of a temperature-sensitive Schizosaccharomyces pombe marker protein, and the regulation of the pheromone communication system of Sz. pombe reporter strains by RGS proteins.
Pateman, Cassandra Sophie Catherine
core  

The low molecular mass GTP-binding protein Rho is affected by toxin A from Clostridium difficile [PDF]

open access: yes, 1995
Enterotoxin A is one of the major virulence factors of Clos-tridium difficile, and the causative agent of antibiotic-associ-ated pseudomembranous colitis. In cell culture (NIH-3T3, rat basophilic leukemia cells) toxin A inhibits Clostridium botulinum ADP-
Klaus Aktories   +3 more
core  

Cytotoxic necrotizing factor type 2 produced by virulent Escherichia coli modifies the small GTP-binding proteins Rho involved in assembly of actin stress fibers.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1994
É. Oswald   +6 more
semanticscholar   +1 more source

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