The class A scavenger receptor binds to proteoglycans and mediates adhesion of macrophages to the extracellular matrix.

Suzuki N, Tsumoto K, Hajicek N, Daigo K, Tokita R, Minami S, Kodama T, Hamakubo T, Kozasa T. The class A scavenger receptor binds to proteoglycans and mediates adhesion of macrophages to the extracellular matrix. J Biol Chem. 2009 Feb 20;284(8):5000-9. doi: 10.1074/jbc.M804073200. Epub 2008 Dec 12.