Article
Adhere, Degrade, and Move: The Three-Step Model of Invasion
31 May 2016
Abstract excerpt
Experimental work during the period 1975-1986 revealed the crucial importance of the extracellular matrix (ECM) in tumor cell invasion and metastasis, and culminated in the three-step hypothesis of invasion. The first step is tumor cell attachment to the ECM. The second step is proteolytic degradation of the ECM, led by advancing protruding actin-rich pseudopods. The third step is migration of the tumor cell body...
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