TBX19 and neoplasm: To test whether Panobinostat may inhibit human PitNET growth, we cultured the primary tumor cells from 18 PitNET patients, including PIT1-lineage (n = 7), TPIT-lineage (n = 1), SF1-lineage (n = 8), No distinct cell lineage (n = 2) (Additional file 1: Table S1).