title: Circadian rhythms in mitotic activity and  3 H-thymidine uptake in the duodenum: effect of isoproterenol on the mitotic rhythm.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm / Q000187:drug effects*; D004247:DNA / Q000096:biosynthesis*; D004386:Duodenum / Q000166:cytology* / Q000378:metabolism; D004847:Epithelial Cells; D004848:Epithelium / Q000187:drug effects*; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology*; D008297:Male; D051379:Mice; D008938:Mitosis / Q000187:drug effects*; D051381:Rats; D013936:Thymidine / Q000378:metabolism*; D014316:Tritium
chemical_list: D014316:Tritium; D004247:DNA; D007545:Isoproterenol; D013936:Thymidine