Additional file 1: of Decreased expression of the β2 integrin on tumor cells is associated with a reduction in liver metastasis of colorectal cancer in mice BenedictoAitor MarquezJoana HerreroAlba OlasoElvira KolaczkowskaElzbieta ArtetaBeatriz 2017 A) Adhesion of tumor cells to inmobilized sICAM-1 and B) adhesion of cell lines with different level of β2 integrin expression to collagen type I. (DOCX 53 kb)