905
We also isolated two alternatively spliced forms of human CD6 cDNA lacking sequences encoding membrane - proximal regions of the cytoplasmic domain which maintain the same reading frame as CD6 - PB1 .
 GENE: human CD6 cDNA; GENE: CD6; GENE: PB1
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: human CD6 cDNA; GENE: CD6; GENE: PB1