Interleukin-6 (IL-6) acts as insulin sensitizer on glycogen synthesis in human skeletal muscle cells by phosphorylation of Ser-473 of Akt - Weigert,C.; Hennige,A.M.; Brodbeck,K.; Haring,H.U.; Schleicher,E.D. (Am J Physiol Endocrinol Metab, 2005)