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Figure 3. SEM micrographs of goat bone marrow stromal cells attached to the ELD and ELDC coatings (0.2 g/L chitosan in solution) after 1 days (a,b) or 3 days (c,d,e,f) culture. Note cells differentiated to a polygonal shape with extending cytoplasmic processes adhering to the ELDC coating (c,d), in contrast to cells presenting flat and shaped more regularly attached to the ELD coating (a,b). Particularly, cells were found favorably attached to chitosan at higher magnification (e,f). C, cells; Ch, chitosan.