2539
Despite a lowering of her plasma ACTH concentration during therapy with valproic acid , the patient ' s tumour showed no evidence of regression while she was taking the drug .
 GENE: ACTH
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: ACTH