Results 41 to 50 of about 49,188 (286)

MCU Up‐regulation contributes to myocardial ischemia‐reperfusion Injury through calpain/OPA‐1–mediated mitochondrial fusion/mitophagy Inhibition

open access: yesJournal of Cellular and Molecular Medicine, 2019
Mitochondrial dynamic disorder is involved in myocardial ischemia/reperfusion (I/R) injury. To explore the effect of mitochondrial calcium uniporter (MCU) on mitochondrial dynamic imbalance under I/R and its related signal pathways, a mouse myocardial I ...
Lichun Guan   +8 more
semanticscholar   +1 more source

Calpain system protein expression and activity in ovarian cancer [PDF]

open access: yes, 2019
Purpose: Expression of members of the calpain system are associated with clinical outcome of patients with, amongst others, breast and ovarian cancer, with calpain-2 expression in ovarian cancer being implicated in chemo-resistance and survival.
Nicholls, Holly   +7 more
core   +1 more source

Calpain-2 participates in the process of calpain-1 inactivation [PDF]

open access: yesBioscience Reports, 2020
Abstract Calpain-1 and calpain-2 are highly structurally similar isoforms of calpain. The calpains, a family of intracellular cysteine proteases, cleave their substrates at specific sites, thus modifying their properties such as function or activity.
Fumiko Shinkai-Ouchi   +4 more
openaire   +2 more sources

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

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

Reduction of myocardial infarction by postischemic administration of the calpain inhibitor A-705253 in comparison to the Na(+)/H(+) exchange inhibitor Cariporide (R) in isolated perfused rabbit hearts [PDF]

open access: yes, 2008
The calpain inhibitor A-705253 and the Na(+)/H(+) exchange inhibitor Cariporide (R) were studied in isolated perfused rabbit hearts subjected to 60 min occlusion of the ramus interventricularis of the left coronary artery (below the origin of the first ...
Speth, Maria   +7 more
core   +1 more source

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

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

Regulatory role of calpain in neuronal death

open access: yesNeural Regeneration Research, 2018
Calpains are a group of calcium-dependent proteases that are over activated by increased intracellular calcium levels under pathological conditions. A wide range of substrates that regulate necrotic, apoptotic and autophagic pathways are affected by ...
Si-ying Cheng   +4 more
semanticscholar   +1 more source

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