Depuy Spine, Inc.

Depuy Acromed, Inc.

Mohammad A Heidaran

Robin Daverman

Robert C Spiro

LinShu Liu

Michael Radomsky

A method and composition are provided for inducing or enhancing chondrogenesis in vivo or in vitro. The method is performed by exposing the cells in vitro or in vivo to an extracellular matrix comprising of type I collagen, type II collagen or a mixture of type I collagen or type II collagen and hyaluronate and further containing GDF-5.

Method of inducing or enhancing chondrogenesis with extracellular matrix containing GDF-5

A method and composition are provided for inducing or enhancing chondrogenesis in vivo or in vitro. The method is performed by exposing the cells in vitro or in vivo to an extracellular matrix comprising of type I collagen, type II collagen or a mixture of type I collagen or type II collagen and hyaluronate and further containing BMP-4 or a combination of BMP-4 and GDF-5.

Method of inducing or enhancing chondrogenesis with extracellular matrix containing BMP-4

A composition is provided for treating diseased, injured or diseased cartilage comprising hyaluronic acid and a growth factor. The composition has a viscosity and biodegradability sufficient to persist at the site for a period of time sufficient to alleviate the symptoms of the disease, injury or abnormality. Preferably hyaluronic acid is used in a composition range of 0.01-4% by weight and the preferred growth factor is IGF-I, present in a concentration range of about 10 to 100 mg/ml.

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Los Gatos, CA, United States of America

Mohammad A Heidaran