A web-based system for integrating casino gaming with non-casino interactive gaming comprises a central server system, a plurality of player-operated gaming machines, and a player-operating computing device. The apparatus for extracting an image object in a 3D image system includes: an image inputting unit receiving an image; a space setting unit setting virtual space at which the image object is positioned from the received image; and an object extracting unit extracting the image object from the set virtual space from the received image. The virus containing homogenate can be subjected to at least one purification step to obtain apoxvirus-enriched fraction.