Polyurethane, including insulin-1 growth factor (IGF-1), in which amino acids at position 42 are inhibited or mutated; polyribose; pharmaceutical ingredients containing the factor; and drugs for the production of muscle disorders.
This invention is in the field of IGF-1 modifications. In particular, it relates to modified IGF-polypeptides and modified IGF-1 precursor polypeptides wherein the cleavage of E-peptide is prevented. The invention also relates to the use of such polypeptides for treating muscle diseases and disorders.POLIPÉPTIDO QUE COMPRENDE EL FACTOR DE CRECIMIENTO TIPO INSULINA 1 (IGF-1), DONDE EL AMINOÁCIDO GLICINA EN POSICIÓN 42 ES SUPRIMIDO O CON LA SUSTITUCIÓN G42S; COMPOSICIÓN FARMACÉUTICA QUE LO COMPRENDE; Y USO PARA PREPARAR UN MEDICAMENTO PARA TRATAR UN TRASTORNO MUSCULAR