Repeated muscle biopsies through a single skin incision do not elicit muscle signaling, but IL-6 mRNA and STAT3 phosphorylation increase in injured muscle - Guerra, B; Gomez-Cabrera, M C; Ponce-Gonzalez, J G; Martinez-Bello, V E; Guadalupe-Grau, A; Santana, A; Sebastia, V; Vina, J; Calbet, J A (J Appl Physiol (1985), 2011)