Results 101 to 110 of about 42,798 (278)

Bacterial protein toxins targeting Rho GTPases

open access: yes, 2000
Several bacterial protein toxins target eukaryotic cells by modulating the functions of Rho GTPases that are involved in various signal processes and in the regulation of the actin cytoskeleton.
Schmidt, Gudula,   +5 more
core   +1 more source

Secretopathies emerge as a new class of neurocristopathies

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Neural crest cells are a transient embryonic population of cells that give rise to a wide range of structures, including craniofacial cartilage and bone, peripheral neurons and glia, as well as components of the cardiac outflow tract, among others.
Amanda Teixeira   +3 more
wiley   +1 more source

Transcriptomic signatures reveal systemic adaptations and immune modulation in response to training and competitive racing in horses

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background The molecular mechanisms underlying adaptation to physical exertion and racing stress in horses remain incompletely understood. Peripheral blood transcriptomics offers a minimally invasive method to monitor systemic responses to exercise and identify biomarkers of adaptation or overload. Objectives To evaluate transcriptomic changes
Izabela Dąbrowska   +4 more
wiley   +1 more source

The Role of Rho GTPases in Toxicity of Clostridium difficile Toxins

open access: yesToxins, 2015
Clostridium difficile (C. difficile) is the main cause of antibiotic-associated diarrhea prevailing in hospital settings. In the past decade, the morbidity and mortality of C.
Shuyi Chen   +3 more
doaj   +1 more source

Rho GTPases in hematopoiesis and hemopathies

open access: yesBlood, 2010
AbstractRho family GTPases are intracellular signaling proteins regulating multiple pathways involved in cell actomyosin organization, adhesion, and proliferation. Our knowledge of their cellular functions comes mostly from previous biochemical studies that used mutant overexpression approaches in various clonal cell lines.
James C, Mulloy   +5 more
openaire   +3 more sources

Rho GTPases in cancer:friend or foe?

open access: yes, 2019
The Rho GTPases RhoA, Rac1, and Cdc42 are important regulators of cytoskeletal dynamics. Although many in vitro and in vivo data indicate tumor-promoting effects of activated Rho GTPases, also tumor suppressive functions have been described, suggesting ...
Julius H. Svensmark   +3 more
core   +1 more source

K-Ras mediated murine epidermal tumorigenesis Is dependent upon and associated with elevated Rac1 activity [PDF]

open access: yes, 2011
A common goal for potential cancer therapies is the identification of differences in protein expression or activity that would allow for the selective targeting of tumor vs. normal cells. The Ras proto-oncogene family (K-Ras, H-Ras and N-Ras) are amongst
Samuel, M.   +14 more
core   +1 more source

Fast-cycling Rho GTPases [PDF]

open access: yesSmall GTPases, 2018
The Rho GTPases were discovered more than 30 years ago, and they were for a long time considered to follow simple cycling between GDP-bound and GTP-bound conformations, as for the Ras subfamily of small GTPases. The Rho GTPases consist of 20 members, but at least 10 of these do not follow this classical GTPase cycle.
openaire   +2 more sources

The regulation of stem cell fate and its application in neural regeneration

open access: yesInterdisciplinary Medicine, EarlyView.
Regulating stem cell fate is crucial for neural regeneration. This review summarizes key physical, biological, and chemical strategies and their applications in repairing nerve injuries, providing new insights for regenerative medicine. Abstract Regulating the fate of stem cells (SCs) is a key technical problem in the field of regenerative medicine and
Yuexin He   +3 more
wiley   +1 more source

Rho GTPases in collective cell migration

open access: yes, 2014
The family of Rho GTPases are intracellular signal transducers that link cell surface signals to multiple intracellular responses. They are best known for their role in regulating actin dynamics required for cell migration, but in addition control cell ...
Friedl, P., Zegers, M.M.
core   +1 more source

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