title: [On arthropod defense substances. XLIV. Steroids of the mudswimmer Ilybius fenestratus, 3].
mesh_terms: D000818:Animals; D002855:Chromatography, Thin Layer; D001517:Coleoptera / Q000502:physiology*; D004958:Estradiol / Q000032:analysis*; D004970:Estrone / Q000032:analysis*; D007259:Infrared Rays; D009490:Neurosecretory Systems / Q000378:metabolism*; D013057:Spectrum Analysis; D013739:Testosterone / Q000032:analysis*; D014466:Ultraviolet Rays
chemical_list: D004970:Estrone; D013739:Testosterone; D004958:Estradiol
vernacular_title: Uber Arthropoden-Abwehrstoffe. XLIV. Die Steroide des Schlammschwimmers Ilybius fenestratus, 3.