30192
We found that platelet aggregation and secretion in response to 2 - MeSADP and AYPGKF were diminished in the presence of Pyk2 inhibitors or in Pyk2 - deficient platelets , suggesting that Pyk2 plays a positive regulatory role in platelet functional responses .
 Chemical: 2 - MeSADP
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: 2 - MeSADP