The present invention provides a biological material including a parylene C film； and first proteins which are adsorbed on the surface of the parylene C film. According to an embodiment of the present invention, the biological material further includes second proteins different from the first proteins adsorbed on the surface of the parylene C film. According to an embodiment of the present invention, the first proteins or the second proteins include BMP-2, fibronectin or PRP.
