12737
In contrast with endometriosis , adenomyotic lesions showed identical steroid hormone receptor expression , proliferative activity , bcl-2 expression and leukocyte subpopulations to eutopic endometrium , indicating different aetiologies for these disorders.
 ( protein: steroid hormone receptor, None) , ( protein: bcl-2, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: steroid hormone receptor, None) , ( protein: bcl-2, None) 