title: Release of lymphocytes from the spleen in neonatally thymectomized guinea-pigs. A quantitative investigation in thymectomized and sham-operated animals after primary immunization with sheep erythrocytes.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D002464:Cell Migration Inhibition; D004912:Erythrocytes; D005260:Female; D006168:Guinea Pigs; D007114:Immunization; D008214:Lymphocytes / Q000502:physiology*; D008297:Male; D012756:Sheep / Q000276:immunology; D013154:Spleen / Q000502:physiology*; D013934:Thymectomy; D013950:Thymus Gland / Q000502:physiology*; D013997:Time Factors