1769
Therefore prostaglandin E2 is characterized in relation to prostaglandin F2 - alpha not only by a stronger uterine effectiveness , but also at the same time a pronounced influence on the cardiovascular system .
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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