title: Conceptual aspects of the thymic microenvironment.
authors.forename: J L
authors.initials: JL
authors.lastname: Vieira
authors.forename: L R
authors.initials: LR
authors.lastname: de Souza
authors.forename: W
authors.initials: W
authors.lastname: Savino
mesh_terms: D000818:Animals; D004847:Epithelial Cells; D006801:Humans; D007633:Keratins / Q000276:immunology; D013045:Species Specificity; D013950:Thymus Gland / Q000166:cytology / Q000254:growth & development*
chemical_list: D007633:Keratins