title: ON THE SELECTIVITY OF CERTAIN PYRONINS FOR RIBONUCLEIC ACID IN SHOOT TIPS OF EPHEDRA.
mesh_terms: D004396:Coloring Agents; D029789:Ephedra; D005456:Fluorescent Dyes; D006651:Histocytochemistry; D010944:Plants; D011754:Pyronine; D012313:RNA; D012106:Research; D013194:Staining and Labeling
chemical_list: D004396:Coloring Agents; D005456:Fluorescent Dyes; D012313:RNA; D011754:Pyronine
keywords: EXPERIMENTAL LAB STUDY; FLUORESCENT DYES; HISTOCYTOCHEMISTRY; PLANTS; RNA; STAINS AND STAINING