18164
The aim of this study was to investigate the protective role of rutin ( RUT , 30 mg / kg ) and selenium ( Se , 0 . 15 ppm ) alone or in combination against Cd ( 200 ppm ) - induced lipid peroxidation , steroidogenesis and changes in antioxidant defence system in the rat testes .
 rutin, RUT, selenium, Se, Cd
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 rutin, RUT, selenium, Se, Cd