Differential effects of heparin, fibronectin, and laminin on the phosphorylation of basic fibroblast growth factor by protein kinase C and the catalytic subunit of protein kinase A - Feige, JJ; Bradley, JD; Fryburg, K; Farris, J; Cousens, LC; Barr, PJ; Baird, A (J Cell Biol, 1989)