title: Haematoxylin counterstaining of immunofluorescence preparations.
mesh_terms: D005455:Fluorescent Antibody Technique; D006416:Hematoxylin; D006801:Humans; D007075:Immunoglobulin M / Q000032:analysis; D008198:Lymph Nodes / Q000276:immunology; D013194:Staining and Labeling / Q000379:methods
chemical_list: D007075:Immunoglobulin M; D006416:Hematoxylin