Perforin meaning

pûrfər-ĭn
A protein in killer cells and natural killer cells that causes lysis of target cells on contact.
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A protein released by natural killer cells and cytotoxic T lymphocytes that causes lysis of target cells by forming pores in their membranes.
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(biochemistry) A cytolytic protein found in natural killer cells.
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Origin of perforin

  • perfor(ate) –in

    From American Heritage Dictionary of the English Language, 5th Edition