Protein kinase C activity is required for cytotoxic T cell lytic granule exocytosis, but the theta isoform does not play a preferential role.
Grybko MJ, Pores-Fernando AT, Wurth GA, Zweifach A. Protein kinase C activity is required for cytotoxic T cell lytic granule exocytosis, but the theta isoform does not play a preferential role. J Leukoc Biol. 2007 Feb; 81(2):509-19.