[study of human secretory immunoglobulin a. i. obtaining monospecific antiserum to human secretory immunoglobulin a]. | a method of obtaining monospecific antiserum to the human secretory iga is described. immunochemically pure secretory iga (isolated from human colostrum by fractionation with ammonium sulfate and gel-filtration on sephadex g-200) was used for immunization of rabbits or sheep. heterologous antibodies were removed by adsorption with commercial gamma globulin, normal serum, the serum of a patient suffering from a-myeloma with the iga polymere and purified lactoferrin. monospecific antiserum to the ... | 1975 | 55017 |