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interleukin 2
noun
- Immunology. a lymphokine protein, secreted by T cells in response to antigen and interleukin 1, that stimulates the proliferation of T cells.
- Pharmacology. a form of this protein produced by genetic engineering and used experimentally in immunotherapy. : IL-2
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Word History and Origins
Origin of interleukin 21
First recorded in 1980–85; interleukin 1
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