4539
Identification of masked toxins in the exotoxin complex of Staphylococcus pyogenes und Cl . perfringens ; significance of their existence for clarifying of the masking mechanism
 None
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