The effects of acute and chronic exercise on PGC-1alpha, irisin and browning of subcutaneous adipose tissue in humans - Norheim, F; Langleite, T M; Hjorth, M; Holen, T; Kielland, A; Stadheim, H K; Gulseth, H L; Birkeland, K I; Jensen, J; Drevon, C A (FEBS J, 2014)