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Cell Biology

Cold Spring Harbor Laboratory describes research in cell biology

Published in Lab Business Week, January 14th, 2007

Fresh data on are presented in the report "Requirement of cytochrome c for apoptosis in human cells." According to recent research from the United States, "During apoptosis, cytochrome c released from mitochondria activates Apaf-1, a cofactor of caspase-9. The evidence that cytochrome c can activate Apaf-1 is abundant, but the proof that cytochrome c is required for apoptosis is limited to two studies that used genetically modified mice."

"One of these studies concluded that in some tissues apoptosis may require Apaf-1 but not cytochrome c, which indicated the need to analyze the requirement of cytochrome c beyond the mouse models, and in human tumor cells in...

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