| abstract |
A cell culture article including a substrate having nanoparticles on the substrate surface, the nanoparticle including:n a polymer of formula (I) nn n n n n n n n n n where (x), (y), (z), R, R′, R″, S, W, and X, are as defined herein. Methods for making the cell culture article or cell culture article and methods for performing an assay of a ligand with the article are also disclosed. |