[Electron microscopic study of bacterial colonization in the fissures of rat molars during eruption].
D000565:Ameloblasts / Q000382:microbiology; D000818:Animals; D001419:Bacteria / Q000648:ultrastructure*; D003743:Dental Enamel / Q000382:microbiology; D008855:Microscopy, Electron, Scanning; D008963:Molar / Q000382:microbiology*; D051381:Rats; D011919:Rats, Inbred Strains; D014078:Tooth Eruption