11895
The antivenom proved effective in neutralizing the lethal , hemorrhagic , myotoxic , phospholipase A ( 2 ) ( PLA ( 2 ) ) and proteinase activities of the three venoms , albeit exhibiting quantitative differences in the values of the Median Effective Doses ( ED ( 50 ) ) .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None