10060
Freshly prepared PBMCs , stimulated or not with Toll - like receptor ( TLR ) 1 - 9 agonists , a T cell mitogen ( phytohemagglutinin A ) or mite allergen extract were cultured in the presence or absence of MWCNTs .
 None
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:  
Answer:
 None