4786
Relaxant effect of prostaglandin E1 ( PGE1 ) and papaverine ( PAP ) were measured in strips of corpus cavernosum smooth muscle taken from a healthy control group of men ( A ; n = 5 ) , from arteriogenically impotent men ( B ; n = 6 ) and from additionally diabetic impotent men ( C ; n = 5 ) with venous leakage .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None