16467
Exposure to SeMet significantly down - regulated mRNA abundance of protein tyrosine phosphatase 1B ( PTP 1B ) in muscle , and beta - hydroxyacyl coenzyme A dehydrogenase ( HOAD ) , sterol regulatory element binding protein 1 ( SREBP 1 ) and methionine adenosyltransferase 1 alpha ( MAT 1A ) in liver of adult zebrafish .
 Chemical: SeMet; Chemical: tyrosine; Chemical: beta - hydroxyacyl coenzyme A; Chemical: sterol; Chemical: methionine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: SeMet; Chemical: tyrosine; Chemical: beta - hydroxyacyl coenzyme A; Chemical: sterol; Chemical: methionine