6079
These serine proteinases may contribute indirectly to the local hemorrhage induced by metalloproteinases , by causing blood clotting disturbances , and might also contribute to cardiovascular alterations characteristic of patients envenomed by C .
 Chemical: serine
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: serine