“…The development of new biomarkers predicting response to therapy would allow an identification of patients who should receive other first -line therapeutic regimens as the first -line treatment. [18][19][20] As in the previous reports, impaired renal function did not have negative impact on the response rates or PFS. Importantly, patients who responded to therapy showed an improvement in renal function, confirming the efficacy of this protocol in patients with renal failure.…”