8239
Moreover , paclitaxel - induced ERCC1 protein and mRNA levels significantly decreased via the downregulation of p38 activity by either a p38 MAPK inhibitor SB202190 or p38 knockdown with specific small interfering RNA ( siRNA ) .
 Chemical: paclitaxel; Chemical: SB202190
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: paclitaxel, SB202190 
Answer:
 Chemical: paclitaxel; Chemical: SB202190