What is perforin a type of antibody synthesized by B cells a

What is perforin? a type of antibody synthesized by B cells a protein produced by NK cells a type of interferon a toxin expressed by some pathogens that is capable of damaging healthy cells a destructive enzyme secreted by sebaceous glands

Solution

B)a protein produced by NK cells.It is a pore forming cytolytic protein found in the granules of Cytotoxic T lymphocytes (CTLs) and NK cells.Perforin polymerizes and forms a transmembrane pore that allows the delivery of granzymes into the cytosol, where they initiate various apoptotic death pathways in target cells..