Incorporation of tritium of 3H-arginine into DNA as the explanation of "late synthesis of protein" on the human X chromosome.
D001120:Arginine / Q000378:metabolism*; D046508:Culture Techniques; D004261:DNA Replication; D005260:Female; D006801:Humans; D008214:Lymphocytes / Q000378:metabolism; D012728:Sex Chromatin / Q000378:metabolism*; D013995:Time; D014316:Tritium
D014316:Tritium; D001120:Arginine