Mouse Anti-Human IgA antibody [N1CLA] Cat. No. GTX01857 Cat. No. GTX01857 GTX01857 IHC-P Image IHC-P analysis of human appendix tissue using GTX01857 Human IgA antibody [N1CLA]. Note the intense staining of plasma cells and secreted Immunoglobulin A: clone N1CLA See all Human IgA products