The new truncated somatostatin receptor variant sst5TMD4 is associated to poor prognosis in breast cancer and increases malignancy in MCF-7 cells - Durán-Prado, M; Gahete, M D; Hergueta-Redondo, M; Martínez-Fuentes, A J; Córdoba-Chacón, J; Palacios, J; Gracia-Navarro, F; Moreno-Bueno, G; Malagón, M M; Luque, R M; Castaño, J P (Oncogene, 2012)