Text this: Expression of Concern. Eduardo R. Ropelle, José R. Pauli, Dennys E. Cintra, Adelino S. da Silva, Cláudio T. De Souza, Dioze Guadagnini, Bruno M. Carvalho, Andrea M. Caricilli, Carlos K. Katashima, Marco A. Carvalho-Filho, Sandro Hirabara, Rui Curi, Lício A. Velloso, Mario J.A. Saad, and José B.C. Carvalheira. Targeted Disruption of Inducible Nitric Oxide Synthase Protects Against Aging, S-Nitrosation, and Insulin Resistance in Muscle of Male Mice. Diabetes 2013;62