1. IgA subclasses in various secretions and in serum;Delacroix;Immunology,1982
2. IgA subclasses of human colostral antibodies specific for microbial and food antigens;Ladjeva;Clin. Exp. Immunol.,1989
3. Immunization of humans with polysaccharide vaccines induces systemic, predominantly polymeric IgA2-subclass antibody responses;Tarkowski;J. Immunol.,1990
4. Systemic immunization with pneumococcal polysaccharide vaccine induces a predominant IgA2 response of peripheral blood lymphocytes and increases of both serum and secretory anti-pneumococcal antibodies;Lue;J. Immunol.,1988
5. Selective absence of immunoglobulin A1 or A2 among blood donors and hospital patients;Ozawa;Transfusion,1986