4405
Using mammalian expression vectors ( pRSV - neo and pSV2 - neo ) , antisense constructs for perforin and granzyme B were independently electroporated into YT - INDY , a human non - MHC - restricted , IL - 2 - independent , cytotoxic lymphocyte .
 GENE: perforin; GENE: granzyme B; GENE: MHC; GENE: IL - 2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: perforin; GENE: granzyme B; GENE: MHC; GENE: IL - 2