GDF-15 predicts epithelioid hemangioendothelioma aggressiveness and is down-regulated by sirolimus through ATF4/ATF5 suppression

Silvia Stacchiotti, Silvia Martini, Sandro Pasquali, Anna M Frezza, Alessia Beretta, Stefano Percio, Mara Lecchi, Monica Tortoreto, Marta Barisella, Paola Collini, Gian Paolo Dagrada, Alessandra Merlini, Paul H Huang, Andrew Jenks, Robin L Jones, William D Tap, Matilde Ingrosso, Carlo Morosi, Silvia Brich, Claudia Giani, Paolo Verderio, Paolo G Casali, Hugh Leonard, Alessandro Gronchi, Valentina Zuco, Nadia Zaffaroni