15 A NOVEL HUM BIOACTIVE CERAMIC MICRO-CARRIER ABSTRACT: 5 THE PRESENT INVENTION RELATES TO A NOVEL BIOACTIVE CERAMIC MICRO-CARRIER, IN PARTICULAR FOR HIGH DENSITY CULTURE OF VERO CELL. CERAMIC MICRO-CARRIERS INTRODUCE NEW POSSIBILITIES FOR ANIMAL CELL CULTURE IN BIOREACTOR. A NOVEL CERAMIC MICRO-CARRIER OF THE 10 PRESENT INVENTION POSSESSES HIGH MECHANICAL STRENGTH, AS IT IS CERAMICS IT POSSESSES HIGH CHEMICAL AND THERMAL RESISTANCE. A NOVEL CERAMIC MICRO-CARRIERS OF THE PRESENT INVENTION IS DEVELOPED THROUGH POLYMERIC SPONGE METHOD USING NANO-SCALE HYDROXYAPATITE POWDERS AS THE RAW MATERIALS. 1 5 MOST ILLUSTRATIVE FIGURE IS FIGURE 8.