7353
Exons III to VIII , which cover the coding region and the 3 ' untranslated region , are almost identical in all types of PST or AST cDNAs .
 PST, AST cDNAs
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 PST, AST cDNAs