title: Pigments of blepharisma undulans compared with hypericin.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002854:Chromatography, Paper; D016798:Ciliophora; D066298:In Vitro Techniques; D007259:Infrared Rays; D010860:Pigments, Biological; D013053:Spectrophotometry
chemical_list: D010860:Pigments, Biological