Adrienne Orr

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INTRODUCTION Depletion of neuronal glutathione may contribute to the pathogenesis of Parkinson's disease (PD). N-acetylcysteine (NAC) can restore neuronal glutathione levels, but it has not been established whether NAC can cross the blood-brain barrier in humans. METHODS Twelve patients with PD were given oral NAC twice daily for 2 days. Three doses were(More)
BACKGROUND The role of nitrous oxide in modern anaesthetic practice is contentious. One concern is that exposure to nitrous oxide may increase the risk of cardiovascular complications. ENIGMA II is a large randomized clinical trial currently underway which is investigating nitrous oxide and cardiovascular complications. Before the completion of this trial,(More)
In some patients, control of postoperative pain can be difficult with morphine alone. This double-blind randomised controlled trial was designed to evaluate whether a small bolus dose of ketamine could improve pain scores in those patients who had inadequate relief of their postoperative pain after two standard doses of morphine. Forty-one patients with(More)
Combination therapies targeting multiple recovery mechanisms have the potential for additive or synergistic effects, but experimental design and analyses of multimodal therapeutic trials are challenging. To address this problem, we developed a data-driven approach to integrate and analyze raw source data from separate pre-clinical studies and evaluated(More)
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