2906
The majority of these cells were also OKT4 positive ( helper / inducer T lymphocytes ) , while the minority were OKT8 positive ( suppressor / cytotoxic T lymphocytes ) .
 GENE: OKT4; GENE: OKT8
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: OKT4; GENE: OKT8