A PITFALL OF LOW SPECIFIC ACTIVITY RADIOACTIVE THYMIDINE.
D002247:Carbon Isotopes; D006224:Cricetinae; D004247:DNA; D006147:Guanine; D008660:Metabolism; D010600:Pharmacology; D011830:Radiation Effects; D012106:Research; D012107:Research Design; D013936:Thymidine; D046509:Tissue Culture Techniques; D014316:Tritium
D002247:Carbon Isotopes; D014316:Tritium; D006147:Guanine; D004247:DNA; D013936:Thymidine
CARBON ISOTOPES; DNA; EXPERIMENTAL LAB STUDY; GUANINE; HAMSTERS; METABOLISM; PHARMACOLOGY; RADIATION EFFECTS; THYMIDINE; TISSUE CULTURE; TRITIUM