The neocartilage of the inventive cartilage matrix or cartilage growth enhancing material may be obtained by culturing chondrocytes under suitable culture conditions known in the art, such as growing the cell culture at 37 degrees C. in a humidified atmosphere with the addition of 2 10% carbon dioxide, preferably 5% Chondrocytes may be isolated by methods known in {HEAD ~ the art} such as by {TAIL ~ sequential enzyme digestion techniques} 
The neocartilage of the inventive cartilage matrix or cartilage growth enhancing material may be obtained by culturing chondrocytes under suitable culture conditions known in the art , such as growing the cell culture at 37 degrees C. in a humidified atmosphere with the addition of 2 10 % carbon dioxide , preferably 5 % Chondrocytes may be isolated by methods known in { HEAD ~ the art } such as by { TAIL ~ sequential enzyme digestion techniques }
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