Results of aCGH analyses. A, Principal component analysis (PCA). B, Copy number variations (CNVs) in SCPC/LCNEC (blue) and adenocarcinoma (red) xenografts. C, aCGH of the UBE2C, CCND1, AR, and RB1 genetic loci (SCPC/LCNEC xenografts are shown in blue and adenocarcinoma xenografts in red)