Electron microscopy of vascular barrier in thymus, tonsil, and lymph node of beagle pups.
D000818:Animals; D002196:Capillaries / Q000033:anatomy & histology; D002199:Capillary Permeability; D002200:Capillary Resistance; D004285:Dogs / Q000033:anatomy & histology*; D005260:Female; D008198:Lymph Nodes / Q000032:analysis / Q000098:blood supply / Q000166:cytology*; D008264:Macrophages; D008297:Male; D008854:Microscopy, Electron; D014066:Palatine Tonsil / Q000032:analysis / Q000098:blood supply / Q000166:cytology*; D010587:Phagocytosis; D013194:Staining and Labeling; D013911:Thorium Dioxide / Q000032:analysis; D013950:Thymus Gland / Q000032:analysis / Q000098:blood supply / Q000166:cytology*; D013997:Time Factors
D013911:Thorium Dioxide