title: The preference for switching to expression of the IgA isotype of antibody exhibited by B lymphocytes in Peyer's patches is likely due to intrinsic properties of their microenvironment.
authors.affiliation: Department of Biology, University of Pennsylvania, Philadelphia.
authors.forename: J J
authors.initials: JJ
authors.lastname: Cebra
authors.forename: A C
authors.initials: AC
authors.lastname: Logan
authors.forename: P D
authors.initials: PD
authors.lastname: Weinstein
mesh_terms: D000818:Animals; D001402:B-Lymphocytes / Q000276:immunology*; D046508:Culture Techniques; D007070:Immunoglobulin A / Q000096:biosynthesis* / Q000235:genetics; D007132:Immunoglobulin Isotypes / Q000096:biosynthesis* / Q000235:genetics; D007134:Immunoglobulin Switch Region; D008198:Lymph Nodes / Q000166:cytology / Q000276:immunology; D051379:Mice; D010581:Peyer's Patches / Q000166:cytology / Q000276:immunology; D014158:Transcription, Genetic
chemical_list: D007070:Immunoglobulin A; D007132:Immunoglobulin Isotypes