" /> Apoptosis DNA Damage Pathway - CISMeF





Preferred Label : Apoptosis DNA Damage Pathway;

NCIt related terms : Apoptotic Signaling in Response to DNA Damage;

Alternative definition : BIOCARTA: The cellular activation of the caspase cascade resulting in cell death is triggered by chemical damage to DNA which stimulates a sequence resulting in the cleavage of BID or directly initiates the permeability transition of the mitochondrial membrane. The permeability transition releases several factors including cytochrome c, AIF and other factors in to the cytoplasm. Cytochrome c, a key protein in electron transport, is released from mitochondria in response to apoptotic signals, and activates Apaf-1, a protease released from mitochondria. Activated Apaf-1 activates caspase-9 and the rest of the caspase cascade. The caspases are a class of cysteine proteases that includes several representatives involved in apoptosis. The caspases convey the apoptotic signal in a proteolytic cascade, with caspases cleaving and activating other caspases that then degrade other cellular targets that lead to cell death. (This definition may be outdated - see the DesignNote.);

NCIt note : The BIOCARTA Definition (ALT_DEFINITION) for this pathway concept was provided by BioCarta. This property was not created by, nor is it maintained by the NCI Thesaurus staff. Additionally, BioCarta is no longer updating its pathway data; thus, the BIOCARTA Definition might be outdated or inaccurate. Please see the Terms and Conditions for Use at http://www.biocarta.com/.;

Biocarta ID : h_chemicalPathway;

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09/05/2025


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