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Intravasation
Pronunciation
Definition 1
The movement of a cell or a foreign substance through the wall of a blood or lymph vessel into the vessel itself. In cancer, this is how cancer cells pass through a vessel wall and enter the blood or lymph systems. It is one way that cancer spreads in the body. (NCI Dictionary)
Definition 2
The entry of a foreign object into a blood vessel. This process is pertinent to the description of a cancer cell and its transit into a blood vessel for metastasis to other sites, or to begin neoangiogenesis. (NCI Thesaurus)
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