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The goal of the present study was to further investigate effects of chronic exposure to dietary SeMet on repeat swimming performance , oxygen consumption ( MO2 ) , metabolic capacities ( standard metabolic rate [ SMR ] , active metabolic rate [ AMR ] , factorial aerobic scope [ F - AS ] and cost of transport [ COT ] ) and gene expression of energy metabolism and methionine catabolism enzymes in adult zebrafish .
 Chemical: SeMet; Chemical: oxygen; 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: oxygen; Chemical: methionine