Fig. 2From: A Rapid Detection Method of Brucella with Quantum Dots and Magnetic Beads Conjugated with Different Polyclonal AntibodiesAssessment of the purity of IgG (a, 2) and IgY (b, 3). The rabbit serum (a, 1) has more mingle strips than IgG, so the saturated ammonium sulfate method is efficient. M markerBack to article page