Figure 1From: Expression of Immunoglobulin Receptors with Distinctive Features Indicating Antigen Selection by Marginal Zone B Cells from Human SpleenLocalization of Ig isotypes in human spleen. (A, B) Paraffin sections of adult spleen stained for IgD and CD38 by immunohistochemistry as indicated (20×). (C–E) Frozen sections from the same spleen were stained for the indicated isotypes and analyzed by confocal microscopy. Insets show higher digital magnification of MZ (30×). Virtual colors are displayed.Back to article page