18241
Overall , these data demonstrate that MeHg facilitates DA synthesis , increases intracellular DA , and augments vesicular exocytosis .
 Chemical: MeHg
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: MeHg 
Answer:
 Chemical: MeHg