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- (UK) IPA(key): /ˌapɒpˈtəʊsɪs/
Audio (UK) (file) Audio (UK) (file)
- (US) IPA(key): /ˌæ.pəˈtoʊ.sɪs/, /ˌæpəpˈtoʊsəs/
- Rhymes: -əʊsɪs
- (biology, cytology) A process of programmed cell death by which cells undergo an ordered sequence of events which leads to death of the cell, as occurs during growth and development of the organism, as a part of normal cell aging, or as a response to cellular injury. [from 20th c.]
- 1972, J. F. R. Kerr; A. H. Wyllie; A. R. Currie, “Apoptosis: A Basic Biological Phenomenon with Wide-ranging Implications in Tissue Kinetics”, in British journal of cancer, volume 26, DOI:https://doi.org/10.1038/bjc.1972.33:
- The term apoptosis is proposed for a hitherto little recognized mechanism of controlled cell deletion, which appears to play a complementary but opposite role to mitosis in the regulation of animal cell populations.
- 1999, Matt Ridley, Genome, Harper Perennial 2004, p. 238:
- Indeed, so important is apoptosis that it is gradually becoming clear that almost all therapeutic cancer treatment works only because it induces apoptosis by alerting p53 and its colleagues.
- 2011, Terence Allen and Graham Cowling, The Cell: A Very Short Introduction, Oxford 2011, p. 74:
- Apoptosis is routine in developmental processes such as the removal of webbing between fingers in humans, the loss of tadpole tails in amphibians, and insect metamorphosis.
death of cells
apoptosis f (plural apoptosis)