title: Receptors and signals in early thymic selection.
authors.affiliation: Max-Planck-Institut für Immunbiologie, Freiburg, Federal Republic of Germany.
authors.forename: C N
authors.initials: CN
authors.lastname: Levelt
authors.forename: K
authors.initials: K
authors.lastname: Eichmann
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D006801:Humans; D011971:Receptors, Immunologic / Q000276:immunology*; D015398:Signal Transduction; D016176:T-Lymphocyte Subsets / Q000276:immunology*; D013950:Thymus Gland / Q000166:cytology / Q000276:immunology*
chemical_list: D011971:Receptors, Immunologic