Autoradiographic confirmation of the mitotic division of every mouse jejunal crypt cell labelled with  3 H-thymidine. Evidence against the existence of cells synthesizing metabolic DNA.
D000818:Animals; D001345:Autoradiography; D002247:Carbon Isotopes; D002455:Cell Division; D004247:DNA / Q000096:biosynthesis*; D004847:Epithelial Cells; D004848:Epithelium / Q000378:metabolism; D007413:Intestinal Mucosa / Q000166:cytology / Q000378:metabolism; D007553:Isotope Labeling; D007583:Jejunum / Q000166:cytology* / Q000378:metabolism; D008297:Male; D051379:Mice; D008938:Mitosis; D013936:Thymidine; D013997:Time Factors; D014316:Tritium
D002247:Carbon Isotopes; D014316:Tritium; D004247:DNA; D013936:Thymidine