Intrathymic differentiation: introductory remarks on problems and approaches.
D000818:Animals; D002454:Cell Differentiation; D006412:Hematopoietic Stem Cells / Q000166:cytology; D051379:Mice; D013601:T-Lymphocytes / Q000145:classification / Q000166:cytology; D013950:Thymus Gland / Q000166:cytology / Q000254:growth & development* / Q000276:immunology