Virkningerne af Yondelis blev desuden undersøgt i en hovedundersøgelse med 266 patienter med liposarkom (et sarkom, der udgår fra fedtceller) eller leiomyosarkom (et sarkom, der udgår fra glatmuskulatur).
The effects of Yondelis were also studied in one main study involving 266 patients with liposarcoma (a sarcoma originating in fat cells) or leiomyosarcoma (a sarcoma originating in ‘ smooth’ or involuntary muscle cells) that was advanced or metastatic (had spread to other parts of the body).