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(A) H&E histology (original magnification, ×200; inset [original magnification, ×400]). (B–F) IHC (original magnification, ×200) for (B) c-MYC; (C) HOXB13; (D) CK8; (E) GSTP1; and (F) NGFR (pink) and p63 (brown). PDX, patient-derived xenograft; NGFR, nerve growth factor receptor.
