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Human stearoyl - CoA desaturase 1 ( SCD - 1 ) gene expression is negatively regulated by thyroid hormone without direct binding of thyroid hormone receptor to the gene promoter .
 Chemical: stearoyl - CoA; Chemical: thyroid hormone; Chemical: thyroid hormone
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: stearoyl - CoA; Chemical: thyroid hormone; Chemical: thyroid hormone