Young and old rats. ATP, alkaline phosphatase, cholesterol and protein levels in the blood; DNA and RNA contents of the liver. Regulation by an aqueous thymus extract.
D000255:Adenosine Triphosphate / Q000097:blood; D000375:Aging; D000469:Alkaline Phosphatase / Q000097:blood; D000818:Animals; D001681:Biological Assay; D001798:Blood Proteins / Q000032:analysis; D002784:Cholesterol / Q000097:blood; D004247:DNA / Q000032:analysis; D005260:Female; D008099:Liver / Q000032:analysis / Q000378:metabolism*; D008297:Male; D012313:RNA / Q000032:analysis; D051381:Rats; D013950:Thymus Gland / Q000032:analysis / Q000502:physiology*; D014020:Tissue Extracts / Q000502:physiology; D014316:Tritium; D014529:Uridine
D001798:Blood Proteins; D014020:Tissue Extracts; D014316:Tritium; D012313:RNA; D000255:Adenosine Triphosphate; D004247:DNA; D002784:Cholesterol; D000469:Alkaline Phosphatase; D014529:Uridine