title: Seasonal variation in urinary 17-oxosteroids and seminal fructose in male Japanese macaque monkeys (Macaca fuscata fuscata).
mesh_terms: D015068:17-Ketosteroids / Q000652:urine*; D000818:Animals; D004542:Ejaculation; D005632:Fructose / Q000032:analysis*; D006799:Housing, Animal; D007564:Japan; D008251:Macaca / Q000502:physiology*; D008297:Male; D012621:Seasons; D012661:Semen / Q000032:analysis*
chemical_list: D015068:17-Ketosteroids; D005632:Fructose