title: PHOTOGRAPHIC COLORIMETRY AS A QUANTITATIVE CYTOCHEMICAL METHOD. I. PRINCIPLES AND PRACTICE OF THE METHOD.
mesh_terms: D000818:Animals; D002417:Cattle; D003124:Colorimetry; D004247:DNA; D004912:Erythrocytes; D006651:Histocytochemistry; D007962:Leukocytes; D008099:Liver / Q000166:cytology*; D008297:Male; D010781:Photography; D011200:Poultry; D051381:Rats; D012106:Research; D013094:Spermatozoa
chemical_list: D004247:DNA
keywords: CATTLE; COLORIMETRY; DNA; ERYTHROCYTES; EXPERIMENTAL LAB STUDY; HISTOCYTOCHEMISTRY; LEUKOCYTES; LIVER CYTOLOGY; PHOTOGRAPHY; POULTRY; RATS; SPERMATOZOA