File Name : figure s1.tif Caption : clsm images of mcf-7 cells grown on 2d polymeric smooth substrates with and without protein enrichment for 24 h. File Name : figure s2.tif Caption : clsm images of mcf-7 cells grown on inverse 3d polymeric microfilms with and without protein enrichment for 24 h. File Name : figure s3.tif Caption : cell volume of mcf-7 cells grown on various polymeric 2d and inverse 3d microfilms File Name : figure s4.tif Caption : comparison of cell adhesion and growth on 2d and inverse 3d polymeric microfilms conjugated with tf, co and bsa. File Name : figure s5.tif Caption : fluorescence microscopy images of non-target cells, such as leukocytes, observed while processing blood samples of healthy individuals