title: Letter: Rosette formation of lymphocytes.
mesh_terms: D000818:Animals; D006801:Humans; D007104:Immune Adherence Reaction; D066298:In Vitro Techniques; D007985:Leydig Cells / Q000166:cytology / Q000276:immunology; D008214:Lymphocytes / Q000276:immunology*; D008297:Male; D051379:Mice; D051381:Rats; D013950:Thymus Gland / Q000166:cytology / Q000276:immunology