Lutfy Kabirullah, Lam Hoa, Narayanan Shridhar   Alterations in the level of OFQ/N-IR in rat brain regions by cocaine Neuropharmacology, 2008; 55(2): 198-203.

Phillips Janice M, Lam Hoa A, Ackerson Larry C, Maidment Nigel T   Blockade of mGluR glutamate receptors in the subthalamic nucleus ameliorates motor asymmetry in an animal model of Parkinson's disease The European journal of neuroscience, 2006; 23(1): 151-60.

John Joshi, Wu Ming-Fung, Maidment Nigel T, Lam Hoa A, Boehmer Lisa N, Patton Melanie, Siegel Jerome M   Developmental changes in CSF hypocretin-1 (orexin-A) levels in normal and genetically narcoleptic Doberman pinschers The Journal of physiology, 2004; 560(Pt 2): 587-92.

Narayanan Shridhar, Lam Hoa, Carroll F Ivy, Lutfy Kabirullah   Orphanin FQ/nociceptin suppresses motor activity through an action along the mesoaccumbens axis in rats Journal of psychiatry & neuroscience : JPN, 2004; 29(2): 116-23.

Goldberg Matthew S, Fleming Sheila M, Palacino James J, Cepeda Carlos, Lam Hoa A, Bhatnagar Anushree, Meloni Edward G, Wu Nanping, Ackerson Larry C, Klapstein Gloria J, Gajendiran Mahadevan, Roth Bryan L, Chesselet Marie-Francoise, Maidment Nigel T, Levine Michael S, Shen Jie   Parkin-deficient mice exhibit nigrostriatal deficits but not loss of dopaminergic neurons The Journal of biological chemistry, 2003; 278(44): 43628-35.

Murphy Niall P, Lam Hoa A, Chen Zhenping, Pintar John E, Maidment Nigel T   Heroin-induced locomotion and mesolimbic dopamine release is unchanged in mice lacking the ORL.1 receptor gene Brain research, 2002; 953(1-2): 276-80.

Kiyashchenko Lyudmila I, Mileykovskiy Boris Y, Maidment Nigel, Lam Hoa A, Wu Ming-Fung, John Joshi, Peever John, Siegel Jerome M   Release of hypocretin (orexin) during waking and sleep states The Journal of neuroscience : the official journal of the Society for Neuroscience, 2002; 22(13): 5282-6.