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What is Perforins are produced bya) Cytotoxic T cellsb) Suppressor T cellsc) Memory helper T cellsd) Plasma cellse) NK cells and explain in detail?
Perforins 

Perforins are hole forming proteins, cause transmembrane pores through which cytotoxic factors enter the cell and destroy it by apoptosis.
Perforins are produced by:


Cytotoxic T cells   → Robbin's 218
N.K. Cells → Ananthanarayan 126