Keywords: CAF; copper activated faujasites; G(0%); gelatin without CAF; G(0.25%); gelatin with 0.25% CAF; G(0.5%); gelatin with 0.5% CAF; G(2.5%); gelatin with 2.5% CAF; G(5%); gelatin with 5% CAF; 3D; 3 dimensional; ECM; extra cellular matrix; Tg; glass transition