What's Included. 1  Official IAPP CIPP participant guide. 2  Official IAPP CIPP textbook. 3  Official IAPP CIPP practice test. 4  IAPP CIPP/G certification exam voucher. 5  IAPP Membership for one year.
Natural killer cells (NK cells) are a component of the innate immune system that does not directly attack invading microbes. Rather, NK cells destroy compromised host cells, such as tumor cells or virus-infected cells, recognizing such cells by a condition known as missing self..
Small lymphocytes 7â8 Large lymphocytes 12â15. 1  B cells: releases antibodies and assists activation of T cells. 2  T cells: CD4+ Th (T helper) cells: activate and regulate T and B cells. CD8+ cytotoxic T cells: virus-infected and tumor cells. 3  Natural killer cells: virus-infected and tumor cells.