5165
Repeated AFB ( 1 ) exposure at 5 - 25 mu g / kg body weight linearly increased serum AFB - Lys levels for 5 weeks in animals , resulting in a 1 - 1 . 5 times higher AFB - Lys level overall .
 Chemical: AFB ( 1 ); Chemical: AFB; Chemical: Lys; Chemical: AFB; Chemical: Lys
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: AFB ( 1 ), AFB, Lys, AFB, Lys 
Answer:
 Chemical: AFB ( 1 ); Chemical: AFB; Chemical: Lys; Chemical: AFB; Chemical: Lys