http://www.socialbizarenews.com/ - Ate na�ve CD8+ T cytotoxic i and na�ve CD http://www.socialbizarenews.com/story.php?title=ate-na%EF%BF%BDve-cd8-t-cytotoxic-i-and-na%EF%BF%BDve-cd Ate na�ve CD8+ T cytotoxic i and na�ve CD4+ T helper lymphocytes, respectively [7, 10, i 69]. For a na�ve T lymphocyte to become an effector cell i different signals are required. The first signal comes from the direct interaction of the T cell receptor (TCR) of the na�ve T lymphocyte with the peptide bound to the MHC i molecule (Signal 1). The second signal required for na�ve T i cell activation Wed, 20 Dec 2017 03:28:44 UTC en