title: Replication of spleen lymphocytes and ileal crypt cells in conventional and germfree young rats.
mesh_terms: D000818:Animals; D001345:Autoradiography; D005856:Germ-Free Life; D007082:Ileum / Q000166:cytology*; D008214:Lymphocytes / Q000378:metabolism; D008938:Mitosis; D051381:Rats; D011919:Rats, Inbred Strains; D013154:Spleen / Q000166:cytology*; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D013936:Thymidine