Results 141 to 150 of about 159,662 (351)

Inherited abnormalities in platelet organelles and platelet formation and associated altered expression of low molecular weight guanosine triphosphate-binding proteins in the mouse pigment mutant gunmetal.

open access: yesBlood, 1993
Gunmetal (gm/gm) is a recessively inherited mouse pigment dilution mutant that has high mortality and poor reproductive rates. In these studies, several hematologic defects were found associated with the mutation, including prolonged bleeding times ...
R. Swank   +6 more
semanticscholar   +1 more source

Kinetic Analysis of Protein Assembly on the Basis of the Center Manifold around the Critical Point [PDF]

open access: yesarXiv, 2015
Protein assembly plays an important role in the regulation of biological systems. The cytoskeleton assembly activity is provided by the binding cofactors GTP (guanidine triphosphate) or ATP(adenosine triphosphate) to monomeric protein, and is initiated by assembling the monomeric proteins.
arxiv  

Transport in hybrid electronic devices based on a modified DNA nucleoside (deoxyguanosine) [PDF]

open access: yesarXiv, 2000
We report on a new class of hybrid electronic devices based on a DNA nucleoside (deoxyguanosine lipophilic derivative) whose assembled polymeric ribbons interconnect a submicron metallic gate. The device exhibits large conductivity at room temperature, rectifying behaviour and strong current-voltage hysteresis.
arxiv  

Substrate-Induced Self-Assembly of Cooperative Catalysts [PDF]

open access: yes, 2018
Dissipative self-assembly processes in Nature rely on chemical fuels that activate proteins for assembly through the formation of a noncovalent complex.
Alberts   +49 more
core   +1 more source

Mechanistic Insights and Pharmacological Approaches for Nitrogen and Sulfur Mustards and Their Implications as Therapeutic Agents

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Nitrogen and sulfur mustards, often acting as vesicants, have significant consequences for public health. Skin is a common site for exposure to these vesicants that can result in considerable morbidity and mortality. Given that the treatment options are limited, new insights into the mechanisms for the toxicity of these vesicants that can be ...
Madison Owens   +3 more
wiley   +1 more source

The dynamic structure of Rab35 is stabilized in the presence of GTP under physiological conditions

open access: yesBiochemistry and Biophysics Reports, 2020
Rab proteins, a family of small guanosine triphosphatases, play key roles in intracellular membrane trafficking and the regulation of various cellular processes.
Takuya Murata   +3 more
doaj  

Post-Translational Modification and Subcellular Distribution of Rac1: An Update

open access: yesCells, 2018
Rac1 is a small GTPase that belongs to the Rho family. The Rho family of small GTPases is a subfamily of the Ras superfamily. The Rho family of GTPases mediate a plethora of cellular effects, including regulation of cytoarchitecture, cell size, cell ...
Abdalla Abdrabou, Zhixiang Wang
doaj   +1 more source

How the initiating ribosome copes with ppGpp to translate mRNAs.

open access: yesPLoS Biology, 2020
During host colonization, bacteria use the alarmones (p)ppGpp to reshape their proteome by acting pleiotropically on DNA, RNA, and protein synthesis. Here, we elucidate how the initiating ribosome senses the cellular pool of guanosine nucleotides and ...
Daria S Vinogradova   +7 more
doaj   +1 more source

Association of NGF receptors with membrane rafts in PC12 cells : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Biochemistry at Massey University [PDF]

open access: yes, 2001
Nerve Growth Factor (NGF) signal transduction is involved in the survival, differentiation and maintenance of neurons through the receptors TrkA and p75NTR. These receptors activate downstream protein kinase cascades that regulate cell survival.
Clements, Shona Marie
core  

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