Results 31 to 40 of about 59,835 (238)

Calpain Activity Is Generally Elevated during Transformation but Has Oncogene-Specific Biological Functions

open access: yesNeoplasia: An International Journal for Oncology Research, 2004
Several oncogene and tumor-suppressor gene products are known substrates for the calpain family of cysteine proteases, and calpain is required for transformation by v-src and tumor invasion.
N.O. Carragher, B.D. Fonseca, M.C. Frame
doaj   +1 more source

TNFα induces Ca2+ influx to accelerate extrinsic apoptosis in hepatocellular carcinoma cells [PDF]

open access: yes, 2018
BACKGROUND: Tumor necrosis factor-α has been proven an effective anticancer agent in preclinical studies. However, the translation of TNFα from research to clinic has been blocked by significant systemic toxicity and limited efficacy at maximal tolerated
Ji, Xiaoying   +10 more
core   +4 more sources

Calcium in the initiation, progression and as an effector of Alzheimer's disease pathology. [PDF]

open access: yes, 2009
The cause(s) of sporadic Alzheimer's disease (sAD) are complex and currently poorly understood. They likely result from a combination of genetic, environmental, proteomic and lipidomic factors that crucially occur only in the aged brain.
Green, Kim N
core   +1 more source

Calpain 8/nCL-2 and calpain 9/nCL-4 constitute an active protease complex, G-calpain, involved in gastric mucosal defense. [PDF]

open access: yesPLoS Genetics, 2010
Calpains constitute a superfamily of Ca2+-dependent cysteine proteases, indispensable for various cellular processes. Among the 15 mammalian calpains, calpain 8/nCL-2 and calpain 9/nCL-4 are predominantly expressed in the gastrointestinal tract and are ...
Shoji Hata   +7 more
doaj   +1 more source

Neuronal plasticity: cell-based strategy for target identification and validation [PDF]

open access: yes, 2009
While growing neurites are relatively plastic during development, their plasticity levels drop rapidly as neurons mature and become integrated into neuronal networks.
Ana Mingorance-Le Meur   +1 more
core   +2 more sources

The ERG1a potassium channel increases basal intracellular calcium concentration and calpain activity in skeletal muscle cells

open access: yesSkeletal Muscle, 2020
Background Skeletal muscle atrophy is the net loss of muscle mass that results from an imbalance in protein synthesis and protein degradation. It occurs in response to several stimuli including disease, injury, starvation, and normal aging.
Clayton Whitmore   +11 more
doaj   +1 more source

Activation of Calpain Contributes to Mechanical Ventilation-Induced Depression of Protein Synthesis in Diaphragm Muscle

open access: yesCells, 2022
Mechanical ventilation (MV) is a clinical tool that provides respiratory support to patients unable to maintain adequate alveolar ventilation on their own.
Hayden W. Hyatt   +3 more
doaj   +1 more source

Quantitative assessment of cell fate decision between autophagy and apoptosis [PDF]

open access: yes, 2017
Autophagy and apoptosis are cellular processes that regulate cell survival and death, the former by eliminating dysfunctional components in the cell, the latter by programmed cell death.
Bahar, Ivet   +6 more
core   +3 more sources

M-Calpain Activation Facilitates Seizure Induced KCC2 Down Regulation

open access: yesFrontiers in Molecular Neuroscience, 2018
Potassium chloride co-transporter 2 (KCC2), a major chloride transporter that maintains GABAA receptor inhibition in mature mammalian neurons, is down-regulated in the hippocampus during epileptogenesis.
Li Wan   +6 more
doaj   +1 more source

Interaction between calpain-1 and HSP90: new insights into the regulation of localization and activity of the protease. [PDF]

open access: yesPLoS ONE, 2015
Here we demonstrate that heat shock protein 90 (HSP90) interacts with calpain-1, but not with calpain-2, and forms a discrete complex in which the protease maintains its catalytic activity, although with a lower affinity for Ca2+.
Monica Averna   +7 more
doaj   +1 more source

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