14740
The present study was carried out to understand the effect of TCDD on testicular steroidogenesis and sperm antioxidant system under the influence of increased level of corticosterone in the body .
 Chemical: TCDD; Chemical: corticosterone
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: TCDD, corticosterone 
Answer:
 Chemical: TCDD; Chemical: corticosterone