title: Serum and colostrium immunoglobulin levels in the northern fur seal Callorhinus ursinus.
mesh_terms: D000367:Age Factors; D000818:Animals; D010872:Caniformia / Q000276:immunology*; D003126:Colostrum / Q000276:immunology*; D005260:Female; D046069:Fur Seals / Q000276:immunology*; D007070:Immunoglobulin A / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D007136:Immunoglobulins / Q000032:analysis*; D008297:Male
chemical_list: D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007136:Immunoglobulins