6843
Differentiation led to SH - SY5Y neurons with higher ability to accumulate dopamine and higher resistance towards dopamine neurotoxicity .
 Chemical: dopamine; Chemical: dopamine
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: dopamine, dopamine 
Answer:
 Chemical: dopamine; Chemical: dopamine