#$%^&*AU2014202182A120141106.pdf#####ABSTRACT OF THE DISCLOSURE The present invention relates to a crosslinked gelatin support, in which a surface of a crosslinked gelatin is negatively charged and has a zeta potential in ethanol 5 of from -3 to -50 mV, and a support for controlled release of a physiologically active substance, including: the crosslinked gelatin support and a physiologically active substance adsorbed and retained on and/or inside the crosslinked gelatin support. 29