The present invention provides a use and method for GM284 to promote the regeneration of a bodily structure, comprised of a composite tissue in a subject. Additionally, the present invention provides a use and method for GM284 to promote composite tissue regeneration in a subject. The present invention further provides a use and method for GM284 to promote the regeneration of cells of a composite tissue in a subject. Finally, the present invention provides a use and method for GM284 to treat an injury to a composite tissue in a subject in need of such treatment.