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angiogenesis
(an″je-o-jenĀ“ә-sis)
development of blood vessels in the embryo.
any formation of new blood vessels; see also neovascularization (def. 2) and revascularization. Called also angiopoiesis and vasculogenesis. adj., angiogenic., adj.
tumor angiogenesis
the induction of the growth of blood vessels from surrounding tissue into a tumor by a diffusible protein factor released
by the tumor cells.

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