10436
The coordinate increase in cyclin D1 and p21 had the effect of decreasing the specific but not absolute activity of cyclin D1 / cdk4 . p53 was not involved since CSF - 1 induction of p21 was unaffected by dominant - negative p53 expression .
 cyclin D1, p21, cyclin D1, cdk4, p53, CSF - 1, p21, dominant - negative p53
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 cyclin D1, p21, cyclin D1, cdk4, p53, CSF - 1, p21, dominant - negative p53