4972
RNase protection analyses indicate that either 61 - kDa CaM PDE mRNA or structurally related transcripts encoding different CaM PDE isoforms are expressed in a tissue - specific manner .
 RNase, 61 - kDa CaM PDE mRNA, CaM PDE isoforms
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 RNase, 61 - kDa CaM PDE mRNA, CaM PDE isoforms