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Pepsin was assembled on the surface of prepared poly (ethylene terephthalate) (PET NH 3 +) substrates. The composition and structure of the pepsin / PET NH 3 +assembling films in different condition were characterized by X ray photoelectron spectroscopy(XPS) and atomic force microscopy(AFM).
Pepsin was assembled on the surface of prepared poly (ethylene terephthalate) (PET NH 3 +) substrates. The composition and structure of the pepsin / PET NH 3 assembling bolts in different conditions were characterized by X ray photoelectron spectroscopy (XPS) and atomic force microscopy (AFM).