R.Denis Soignier

The role of corticosterone in the blockade of tolerance to morphine analgesia by formalin-induced pain in the rat

R. Olson, W. L. Nores, A. Vaccarino, 1997, Neuroscience Letters.

Analgesic tolerance and cross-tolerance to i.c.v. endomorphin-1, endomorphin-2, and morphine in mice

Aimee M. Wilson, A. Vaccarino, K. Fanti, 2004, Neuroscience Letters.