Cox-2 inhibition enhances the activity of sunitinib in human renal cell carcinoma xenografts. - Wang, X; Zhang, L; O'Neill, A; Bahamon, B; Alsop, D C; Mier, J W; Goldberg, S N; Signoretti, S; Atkins, M B; Wood, C G; Bhatt, R S (British Journal of Cancer, 2013)