3567
SB203580 and UO126 , inhibitors of p38MAPK and ERK1 / 2 - pathway , respectively , inhibited phosphorylation of p47phox on Ser345 .
 Chemical: SB203580; Chemical: UO126; Chemical: Ser345
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: SB203580, UO126, Ser345 
Answer:
 Chemical: SB203580; Chemical: UO126; Chemical: Ser345