1339
Subsequently , we confirmed these proteins with the Western blotting approach , and found that methylselenol increased the expression of GADD 153 and p21 but reduced the level of c - Myc , E2F1 and Phos p38 MAP kinase .
 Chemical: methylselenol
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: methylselenol 
Answer:
 Chemical: methylselenol