13730
TiO2 NPs also significantly increased induction of mRNA and protein levels of vascular cell adhesion molecule - 1 ( VCAM - 1 ) and mRNA levels of monocyte chemoattractant protein - 1 ( MCP - 1 ) .
 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: TiO2