Acute exercise decreases PTP-1B protein level and improves insulin signaling in the liver of old rats - Moura, Leandro Pereira de; Pauli, Luciana Santos Souza; Cintra, Dennys Esper; Souza, Cláudio Teodoro de; Silva, Adelino Sanchez Ramos da; Marinho, Rodolfo; Melo, Maria Alice Rostom de; Ropelle, Eduardo Rochete; Pauli, José Rodrigo (Immunity & Ageing, 2013)