title: alpha-1 Antitrypsin phenotypes determined by isoelectric focusing of the cysteine-antitrypsin mixed disulfide in serum.
mesh_terms: D003545:Cysteine / Q000097:blood; D004220:Disulfides / Q000097:blood; D005069:Evaluation Studies as Topic; D014644:Genetic Variation; D006801:Humans; D007123:Immunoelectrophoresis, Two-Dimensional / Q000379:methods; D007525:Isoelectric Focusing / Q000379:methods; D010641:Phenotype; D000515:alpha 1-Antitrypsin / Q000032:analysis*
chemical_list: D004220:Disulfides; D000515:alpha 1-Antitrypsin; D003545:Cysteine