13731
Pretreatment with inhibitors for NF - kappa B ( pyrrolidine dithiocarbamate ) , oxidative stress ( epigallocatechin gallate and apocynin ) , Akt ( LY294002 ) , ERK ( PD98059 ) , JNK ( SP600125 ) and p38 ( SB203580 ) significantly attenuated TiO2 NP - induced MCP - 1 and VCAM - 1 gene expression .
 Chemical: pyrrolidine dithiocarbamate; Chemical: epigallocatechin gallate; Chemical: apocynin; Chemical: LY294002; Chemical: PD98059; Chemical: SP600125; Chemical: SB203580; Chemical: TiO2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: pyrrolidine dithiocarbamate; Chemical: epigallocatechin gallate; Chemical: apocynin; Chemical: LY294002; Chemical: PD98059; Chemical: SP600125; Chemical: SB203580; Chemical: TiO2