10721
Among mammalian HSFs , HSF1 has been shown to be important for regulation of the heat - induced stress gene expression , whereas the function of HSF2 in stress response is unclear .
 GENE: mammalian HSFs; GENE: HSF1; GENE: HSF2
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: mammalian HSFs, HSF1, HSF2 
Answer:
 GENE: mammalian HSFs; GENE: HSF1; GENE: HSF2