ANO1 and neoplasm: The tumor cells were negative for AE1/AE3, Cam5.2, Sox10, S100, CD3, CD20, CD79a, CD30, CD138, CD56, DOG1, SMA, MyoD1, myogenin, chromogranin, synaptophysin, neurofilament, GFAP, ALK1, OCT3/4, inhibin, WT-1, calretinin, ERG, and GATA3.