Transition of horizontal to vertical growth phase melanoma is accompanied by induction of vascular endothelial growth factor expression and angiogenesisHelmut Erhard, Robert M.W. de Waal, M C van Altena et al.|Melanoma Research|1997Cited by 120
Covalent dimerization of vascular permeability factor/vascular endothelial growth factor is essential for its biological activity. Evidence from Cys to Ser mutationsAndy J.G. Pötgens, R M de Waal, A. Bakker et al.|Journal of Biological Chemistry|1994Cited by 103
Vascular permeability factor expression influences tumor angiogenesis in human melanoma lines xenografted to nude mice.Andy J.G. Pötgens, Robert M.W. de Waal, M C van Altena et al.|PubMed|1995Cited by 95
Lack of lymphangiogenesis in human primary cutaneous melanoma. Consequences for the mechanism of lymphatic dissemination.R M de Waal, D. J. Ruiter, M C van Altena et al.|PubMed|1997Cited by 87
Analysis of the tumor vasculature and metastatic behavior of xenografts of human melanoma cell lines transfected with vascular permeability factor.Andy J.G. Pötgens, R M de Waal, M C van Altena et al.|PubMed|1996Cited by 66