12742
Their absence in endometriotic lesions together with increased CD+8 T-cell numbers and increased oestrogen receptor and bcl-2 expression may have significant effects on the development and progression of endometriosis .
 ( cell type: CD+8 T-cell, None) , ( protein: bcl-2, None) , ( protein: oestrogen receptor, 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:
 ( cell type: CD+8 T-cell, None) , ( protein: bcl-2, None) , ( protein: oestrogen receptor, None) 