4807
A significant reduction in total cellular p27 protein levels and a moderate reduction in p27 mRNA are observed , but no changes in Cdk regulatory kinases and phosphatases occur .
 GENE: p27 protein; GENE: p27 mRNA; GENE: Cdk
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: p27 protein; GENE: p27 mRNA; GENE: Cdk