2329
The regulation of PGHS - 2 mRNA and protein was studied in primary cultures of bovine uterine stromal cells stimulated with phorbol 12 - myristate 13 - acetate ( PMA ; 100 nM ) .
 GENE: PGHS - 2 mRNA
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: PGHS - 2 mRNA