Objective To analyze the expression of neuropilin-1(NRP-1)in gastric cancer tissues and assess its clinicopathological parameters and prognostic significance.Methods NRP-1 expression was determined by immunohistochemistry in specimens of primary cancer tissues and the adjacent non-cancerous tissues in 180 patients with gastric cancer.NRP-1 expression was analyzed by Western blot in gastric cancer tissues and different gastric cancer cell line.Kaplan-Meier plots and Cox's proportional hazards regression mode...