9797
We also observed that cell surface CD4 ( - ) CD8 ( - ) CD3 ( - ) cells with rearranged TCR genes developed from Id3 - transduced but not from control - transduced pre - T cells in an FTOC .
 CD4, CD8, CD3, rearranged TCR genes, Id3
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 CD4, CD8, CD3, rearranged TCR genes, Id3