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. Author manuscript; available in PMC: 2012 Jul 11.
Published in final edited form as: J Nucl Med. 2011 Nov 8;52(12):1878–1885. doi: 10.2967/jnumed.111.095596

FIGURE 3.

FIGURE 3

(A) Example of A33 saturation binding curve for membranes derived from surgically removed tumor sample together with Scatchard transformed data plot (insert). Mean Kd ± SE, 0.31 ± 0.02 nM; mean Bmax ± SE, 1.07 ± 0.02 pmol/mg. (B) Scatterplot of A33 antigen density for membranes derived from tumor homogenates vs. 124I-huA33 uptake as determined by well counter measurements. Predicted 95% confidence limits are shown as dashed lines. Regression equation, y = 59 (SE, 7)x + 0.3 (SE, 0.1) (n = 26; r2 = 0.75). (C) Scatterplot of A33 antigen density for membranes derived from normal colon homogenates vs. 124I-huA33 uptake determined by well counter measurements. Regression equation, y = 97 (SE, 25)x + 0.09 (SE, 0.1) (n = 25; r2 = 0.40).