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Characterization of γ-irradiated human foreskin fibroblasts treated with 0% (control), 0.05%, and 0.1% sodium dodecyl sulfate. Representative pictures of the decellularized feeder matrices are shown: collagen I (A–C), collagen IV (D–F), laminin (G–I), elastin (J–L), and fibronectin (M–O). Magnification, ×20. Abbreviations: ColI, collagen I; ColIV, collagen IV.
