Orcein staining and the study of the effect of chemicals on chromosomes.
D000496:Alloxan / Q000494:pharmacology*; D002875:Chromosomes / Q000187:drug effects*; D004396:Coloring Agents; D010078:Oxazines; D010944:Plants / Q000187:drug effects*; D011687:Purines / Q000494:pharmacology*; D013194:Staining and Labeling
D004396:Coloring Agents; D010078:Oxazines; D011687:Purines; C002313:PAcein; D000496:Alloxan; C030985:purine
ALLOXAN/effects; CHROMOSOMES/effect of drugs on; PLANTS/effect of drugs on; PURINES/effects; STAINS AND STAINING