2495
No significant differences between the two treatment groups were found , but rapid responders had a smaller mean initial platelet - associated IgG index which returned more rapidly and more permanently to normal than that of slow responders .
 GENE: platelet - associated IgG
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: platelet - associated IgG 
Answer:
 GENE: platelet - associated IgG