Isolation and identification of immune globulins in the opposum (Didelphys virginiana).
D000818:Animals; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D004586:Electrophoresis; D007122:Immunoelectrophoresis; D009893:Opossums; D005719:gamma-Globulins / Q000032:analysis*
D005719:gamma-Globulins