Contribution to the cytospectrofluorometric measurement of 5-hydroxytryptamine in enterochromaffin cells.
D000818:Animals; D002838:Chromaffin System / Q000032:analysis*; D004386:Duodenum / Q000166:cytology; D005470:Fluorometry; D006168:Guinea Pigs; D006651:Histocytochemistry; D008027:Light; D008722:Methods; D010783:Photometry; D013057:Spectrum Analysis / Q000295:instrumentation; D014466:Ultraviolet Rays