The xanthydrol reaction for pyroles and indoles in histochemistry; zymogen granules, lens, enterochromaffin and melanins.
D006651:Histocytochemistry; D006801:Humans; D007211:Indoles / Q000032:analysis*; D007908:Lens, Crystalline; D008543:Melanins; D011758:Pyrroles / Q000032:analysis*; D022142:Secretory Vesicles; D014966:Xanthenes
D007211:Indoles; D008543:Melanins; D011758:Pyrroles; D014966:Xanthenes; C009690:xanthydrol; C030374:indole
INDOLE/determination; PYRROLES/determination