title: A simple staining method for vaginal smears using red ink.
abstract: In adult rhesus monkeys each phase of 37 menstrual cycles was accurately classified by cellular identification of vaginal smears stained with red ink. This technic was simple, quick, and inexpensive, and produced well-stained slides in a few seconds.
mesh_terms: D000818:Animals; D005260:Female; D007281:Ink; D008253:Macaca mulatta; D008598:Menstruation; D013194:Staining and Labeling; D014621:Vagina / Q000166:cytology; D014626:Vaginal Smears / Q000662:veterinary*