Heparan sulfate and control of endothelial cell proliferation: increased synthesis during the S phase of the cell cycle and inhibition of thymidine incorporation induced by ortho-nitrophenyl-beta-D-xylose - Moreira, Claudia R.; Lopes, Carla Cristina; Cuccovia, Iolanda Midea; Porcionatto, Marimélia Aparecida; Dietrich, Carl Peter; Nader, Helena Bonciani (Biochimica et Biophysica Acta, 2004)