Proteome analysis identified the PPARγ ligand 15d-PGJ2 as a novel drug inhibiting melanoma progression and interfering with tumor-stroma interaction. oleh Verena Paulitschke, Silke Gruber, Elisabeth Hofstätter, Verena Haudek-Prinz, Philipp Klepeisz, Nikolaus Schicher, Constanze Jonak, Peter Petzelbauer, Hubert Pehamberger, Christopher Gerner, Rainer Kunstfeld