Which one of the following causes transmembrane channels in target cells?
A)granzymes
B)hapten
C)IL-1
D)IL-2
E)perforin

Question

Quizplus · Accepted Answer

Perforin is a protein released by cytotoxic T cells and NK cells that forms transmembrane channels in the target cell membrane, leading to osmotic lysis and cell death. None of the other options are known to directly cause transmembrane channels in target cells.

Which One of the Following Causes Transmembrane Channels in Target