7449
A combination of promoter reporter gene assay and EMSA and chromatin immunoprecipitation ( ChIP ) assays showed that both ROR alpha and ROR gamma transactivated the SULT2A1 gene promoter through their binding to a ROR response element found in the SULT2A1 gene promoter .
 None
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:  
Answer:
 None