1283
Toxicity of CAA was determined by protein content , cell number , LDH release , trypan blue exclusion assay and caspase - 3 activity .
 Disease: Toxicity; Chemical: CAA; Chemical: trypan blue
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: Toxicity; Chemical: CAA; Chemical: trypan blue