Results 21 to 30 of about 262,302 (283)

Apoptosis and autophagy: Regulation of caspase‐9 by phosphorylation [PDF]

open access: yesThe FEBS Journal, 2009
Cell death by the process of apoptosis plays important roles in development, tissue homeostasis, diseases and drug responses. The cysteine aspartyl protease caspase‐9 plays a central role in the mitochondrial or intrinsic apoptotic pathway that is engaged in response to many apoptotic stimuli.
Allan, Lindsey A., Clarke, Paul R.
openaire   +3 more sources

Caspase-9 cleavage, do you need it? [PDF]

open access: yesBiochemical Journal, 2007
Caspase-9, which is activated by association with the Apaf-1 (apoptotic protease-activating factor-1) apoptosome complex, cleaves and activates the downstream effector caspases-3 and -7, thereby executing the caspase-cascade and cell-death programme. Although caspase-9 does not need to be cleaved to be active, apoptotic cell death is always accompanied
Twiddy, Davina, Cain, Kelvin
openaire   +3 more sources

Regulation of the Apaf-1–caspase-9 apoptosome [PDF]

open access: yesJournal of Cell Science, 2010
Apoptosis is probably not the only form of cell death, but it is currently the only form for which the proteins that constitute the death pathway have been characterized at the structural, biochemical and genetic levels in great detail.
Guy S. Salvesen, Shawn B. Bratton
openaire   +3 more sources

The Docking Interaction of Caspase-9 with ERK2 Provides a Mechanism for the Selective Inhibitory Phosphorylation of Caspase-9 at Threonine 125 [PDF]

open access: yesJournal of Biological Chemistry, 2008
Caspase-9 plays a critical role in the initiation of apoptosis by the mitochondrial pathway. Activation of caspase-9 is inhibited by phosphorylation at Thr(125) by ERK1/2 MAPKs in response to growth factors. Here, we show that phosphorylation of this site is specific for these classical MAPKs and is not strongly induced when JNK and p38alpha/beta MAPKs
Martin, Morag C.   +3 more
openaire   +4 more sources

Mechanism of zinc‐mediated inhibition of caspase‐9 [PDF]

open access: yesProtein Science, 2012
AbstractZinc‐mediated inhibition is implicated in global caspase regulation, with relief of zinc‐mediated inhibition central to both small‐molecule and natively induced caspase activation. As an initiator, caspase‐9 regulates the upstream stages of the apoptotic caspase cascade, making it a critical control point.
Jeanne A. Hardy, Kristen L. Huber
openaire   +3 more sources

Altered of apoptotic markers of both extrinsic and intrinsic pathways induced by hepatitis C virus infection in peripheral blood mononuclear cells

open access: yesVirology Journal, 2012
Background Chronic hepatitis C (CHC) has emerged as a leading cause of cirrhosis in the U.S. and across the world. To understand the role of apoptotic pathways in hepatitis C virus (HCV) infection, we studied the mRNA and protein expression patterns of ...
Albertoni Guilherme   +11 more
doaj   +1 more source

Caspase 9 Promoter Polymorphisms (-1263G>A, -905T>G, -712C>T) in Coronary Artery Disease [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2020
Introduction: Apoptosis has been involved in a number of pathological conditions including Coronary Artery Disease (CAD). Caspases are important regulators and executioners in both extrinsic and intrinsic apoptotic pathways.
KISHORE KUMAR GUNDAPANENI   +6 more
doaj   +1 more source

Inhibitor specificity of recombinant and endogenous caspase-9 [PDF]

open access: yesBiochemical Journal, 2002
Apoptosis triggered through the intrinsic pathway by radiation and anti-neoplastic drugs is initiated by the activation of caspase-9. To elucidate control mechanisms in this pathway we used a range of synthetic and natural reagents. The inhibitory potency of acetyl-Asp-Glu-Val-Asp-aldehyde ('Ac-DEVD-CHO'), benzyloxycarbonyl-Val-Ala-Asp ...
Jennifer B Burch   +5 more
openaire   +3 more sources

Apoptotic Volume Decrease (AVD) Is Independent of Mitochondrial Dysfunction and Initiator Caspase Activation

open access: yesCells, 2012
Persistent cell shrinkage is a major hallmark of apoptotic cell death. The early-phase shrinkage, which starts within 30−120 min after apoptotic stimulation and is called apoptotic volume decrease (AVD), is known to be accomplished by activation of K ...
Takeshi Tsubata   +2 more
doaj   +1 more source

Engineering a dimeric caspase-9: a re-evaluation of the induced proximity model for caspase activation. [PDF]

open access: yesPLoS Biology, 2005
Caspases are responsible for the execution of programmed cell death (apoptosis) and must undergo proteolytic activation, in response to apoptotic stimuli, to function.
Yang Chao   +5 more
doaj   +1 more source

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