3237
All patients had elevated levels of serum IgE antibodies to the crude soybean extract ; binding values ranged from 2 . 3 to 28 . 1 times that of a negative control serum .
 GENE: serum IgE antibodies
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: serum IgE antibodies 
Answer:
 GENE: serum IgE antibodies