title: The spermatogonial stem cell population in adult rats. 3. Evidence for a long-cycling population.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002452:Cell Count; D002454:Cell Differentiation; D008297:Male; D008540:Meiosis; D008722:Methods; D008938:Mitosis; D051381:Rats; D012669:Seminal Vesicles / Q000166:cytology; D013091:Spermatogenesis; D013094:Spermatozoa / Q000166:cytology* / Q000502:physiology; D013737:Testis / Q000166:cytology; D013936:Thymidine / Q000378:metabolism; D013997:Time Factors; D014316:Tritium
chemical_list: D014316:Tritium; D013936:Thymidine