Abstract
<jats:p><p>Immunohistochemical staining of selected cell surface markers across testicular GCT subtypes. <b>A,</b> CLDN6 (membranous staining) in seminoma, (<b>B</b>) CLDN6 (membranous staining) in yolk sac tumor, (<b>C</b>) EGFR (membranous staining) in seminoma, (<b>D</b>) EGFR (membranous staining) in teratoma, (<b>E</b>) TAG72 (membranous and cytoplasmic staining) in seminoma, (<b>F</b>) TAG72 (membranous and cytoplasmic staining) in choriocarcinoma, (<b>G</b>) TROP2 (membranous staining) in seminoma, (<b>H</b>) TROP2 (membranous staining) in teratoma, (<b>I</b>) Nectin-4 (membranous and cytoplasmic staining) in seminoma, (<b>J</b>) Nectin-4 (membranous and cytoplasmic staining) in teratoma, (<b>K</b>) GPNMB (membranous and cytoplasmic staining) in seminoma, (<b>L</b>) GPNMB (membranous and cytoplasmic staining) in embryonal carcinoma, (<b>M</b>) c-MET (nuclear staining) in seminoma, (<b>N</b>) c-MET (nuclear staining) in embryonal carcinoma, (<b>O</b>) HER2 (membranous staining) in teratoma, and (<b>P</b>) c-MET (membranous and cytoplasmic staining) in choriocarcinoma.</p></jats:p>