11292
Aspirin causes peptic ulcers predominately by reducing gastric mucosal cyclooxygenase ( COX ) activity and prostaglandin synthesis .
 GENE: gastric mucosal cyclooxygenase; GENE: COX
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: gastric mucosal cyclooxygenase, COX 
Answer:
 GENE: gastric mucosal cyclooxygenase; GENE: COX