WHO: The burden of musculoskeletal conditions at the start of the new millenium. World Health Organ Tech Rep Ser. WHO 2003,919(i–x):1–218.
Felson DT: An update on the pathogenesis and epidemiology of osteoarthritis. Radiologic clinics of North America 2004,42(1):1–9. 10.1016/S0033-8389(03)00161-1
Kirwan JR, Currey HL, Freeman MA, Snow S, Young PJ: Overall long-term impact of total hip and knee joint replacement surgery on patients with osteoarthritis and rheumatoid arthritis. British journal of rheumatology 1994,33(4):357–60. 10.1093/rheumatology/33.4.357
Creamer P, Hunt M, Dieppe P: Pain mechanisms in osteoarthritis of the knee: effect of intraarticular anesthetic. The Journal of rheumatology 1996,23(6):1031–6.
Crawford RW, Gie GA, Ling RS, Murray DW: Diagnostic value of intra-articular anaesthetic in primary osteoarthritis of the hip. The Journal of bone and joint surgery 1998,80(2):279–81. 10.1302/0301-620X.80B2.8299
Ethgen O, Bruyere O, Richy F, Dardennes C, Reginster JY: Health-related quality of life in total hip and total knee arthroplasty. A qualitative and systematic review of the literature. J Bone Joint Surg Am 2004,86-A(5):963–74.
Kosek E, Ordeberg G: Lack of pressure pain modulation by heterotopic noxious conditioning stimulation in patients with painful osteoarthritis before, but not following, surgical pain relief. Pain 2000,88(1):69–78. 10.1016/S0304-3959(00)00310-9
Calejesan A, Ch'ang M, Zhuo M: Spinal serotonergic receptors mediate facilitation of a nociceptive reflex by subcutaneous formalin injection into the hindpaw in rats. Brain research 1998, 798: 46–54. 10.1016/S0006-8993(98)00394-1
Urban MO, Gebhart GF: Supraspinal contributions to hyperalgesia. Proceedings of the National Academy of Sciences of the United States of America 1999,96(14):7687–92. 10.1073/pnas.96.14.7687
Burgess SE, Gardell LR, Ossipov MH, Malan TP Jr, Vanderah TW, Lai J, Porreca F: Time-dependent descending facilitation from the rostral ventromedial medulla maintains, but does not initiate, neuropathic pain. J Neurosci 2002,22(12):5129–36.
Porreca F, Ossipov MH, Gebhart GF: Chronic pain and medullary descending facilitation. Trends in neurosciences 2002,25(6):319–25. 10.1016/S0166-2236(02)02157-4
Suzuki R, Morcuende S, Webber M, Hunt SP, Dickenson AH: Superficial NK1-expressing neurons control spinal excitability through activation of descending pathways. Nature neuroscience 2002,5(12):1319–26. 10.1038/nn966
Donovan-Rodriguez T, Urch CE, Dickenson AH: Evidence of a role for descending serotonergic facilitation in a rat model of cancer-induced bone pain. Neuroscience letters 2006,393(2–3):237–42. 10.1016/j.neulet.2005.09.073
Rygh LJ, Suzuki R, Rahman W, Wong Y, Vonsy JL, Sandhu H, Webber M, Hunt SP, Dickenson AH: Local and descending circuits regulate long-term potentiation and zif268 expression in spinal neurons. The European journal of neuroscience 2006,24(3):761–72. 10.1111/j.1460-9568.2006.04968.x
Vera-Portocarrero LP, Xie JY, Kowal J, Ossipov MH, King T, Porreca F: Descending facilitation from the rostral ventromedial medulla maintains visceral pain in rats with experimental pancreatitis. Gastroenterology 2006,130(7):2155–64. 10.1053/j.gastro.2006.03.025
Bee LA, Dickenson AH: Rostral ventromedial medulla control of spinal sensory processing in normal and pathophysiological states. Neuroscience 2007,147(3):786–93. 10.1016/j.neuroscience.2007.05.004
Bee LA, Dickenson AH: Descending facilitation from the brainstem determines behavioural and neuronal hypersensitivity following nerve injury and efficacy of pregabalin. Pain 2008,140(1):209–23. 10.1016/j.pain.2008.08.008
Wei F, Guo W, Zou S, Ren K, Dubner R: Supraspinal glial-neuronal interactions contribute to descending pain facilitation. J Neurosci 2008,28(42):10482–95. 10.1523/JNEUROSCI.3593-08.2008
Suzuki R, Rahman W, Hunt SP, Dickenson AH: Descending facilitatory control of mechanically evoked responses is enhanced in deep dorsal horn neurones following peripheral nerve injury. Brain research 2004,1019(1–2):68–76. 10.1016/j.brainres.2004.05.108
Combe R, Bramwell S, Field MJ: The monosodium iodoacetate model of osteoarthritis: a model of chronic nociceptive pain in rats? Neuroscience letters 2004,370(2–3):236–40. 10.1016/j.neulet.2004.08.023
Fernihough J, Gentry C, Malcangio M, Fox A, Rediske J, Pellas T, Kidd B, Bevan S, Winter J: Pain related behaviour in two models of osteoarthritis in the rat knee. Pain 2004,112(1–2):83–93. 10.1016/j.pain.2004.08.004
Pomonis JD, Boulet JM, Gottshall SL, Phillips S, Sellers R, Bunton T, et al.: Development and pharmacological characterization of a rat model of osteoarthritis pain. Pain 2005,114(3):339–46. 10.1016/j.pain.2004.11.008
Vonsy JL, Ghandehari J, Dickenson AH: Differential analgesic effects of morphine and gabapentin on behavioural measures of pain and disability in a model of osteoarthritis pain in rats. European journal of pain (London, England) 2008, in press.
Kalbhen DA: Chemical model of osteoarthritis – a pharmacological evaluation. The Journal of rheumatology 1987,14(Spec No):130–1.
Guingamp C, Gegout-Pottie P, Philippe L, Terlain B, Netter P, Gillet P: Mono-iodoacetate-induced experimental osteoarthritis: a dose-response study of loss of mobility, morphology, and biochemistry. Arthritis and Rheumatism 1997,40(9):1670–9. 10.1002/art.1780400917
Janusz MJ, Hookfin EB, Heitmeyer SA, Woessner JF, Freemont AJ, Hoyland JA, Brown KK, Hseih LC, Almstead NG, Pikul S, Taiwo YO: Moderation of iodoacetate-induced experimental osteoarthritis in rats by matrix metalloproteinase inhibitors. Osteoarthritis and cartilage/OARS, Osteoarthritis Research Society 2001,9(8):751–60. 10.1053/joca.2001.0472
Farrell M, Gibson S, McMeeken J, Helme R: Pain and hyperalgesia in osteoarthritis of the hands. The Journal of Rheumatology 2000,27(2):441–7.
Bajaj P, Bajaj P, Graven-Nielsen T, Arendt-Nielsen L: Osteoarthritis and its association with muscle hyperalgesia: an experimental controlled study. Pain 2001, 93: 107–14. 10.1016/S0304-3959(01)00300-1
Suzuki R, Rahman W, Rygh LJ, Webber M, Hunt SP, Dickenson AH: Spinal-supraspinal serotonergic circuits regulating neuropathic pain and its treatment with gabapentin. Pain 2005,117(3):292–303. 10.1016/j.pain.2005.06.015
Iannetti GD, Zambreanu L, Wise RG, Buchanan TJ, Huggins JP, Smart TS, Vennart W, Tracey I: Pharmacological modulation of pain-related brain activity during normal and central sensitization states in humans. Proceedings of the National Academy of Sciences of the United States of America 2005,102(50):18195–200. 10.1073/pnas.0506624102
Field MJ, Li Z, Schwarz JB: Ca2+ channel alpha2-delta ligands for the treatment of neuropathic pain. Journal of medicinal chemistry 2007,50(11):2569–75. 10.1021/jm060650z
Chiechio S, Zammataro M, Caraci F, Rampello L, Copani A, Sabato AF, Nicoletti F: Pregabalin in the treatment of chronic pain: an overview. Clinical drug investigation 2009,29(3):203–13. 10.2165/00044011-200929030-00006
Li CY, Song YH, Higuera ES, Luo ZD: Spinal dorsal horn calcium channel alpha2delta-1 subunit upregulation contributes to peripheral nerve injury-induced tactile allodynia. J Neurosci 2004,24(39):8494–9. 10.1523/JNEUROSCI.2982-04.2004
Garry EM, Delaney A, Anderson HA, Sirinathsinghji EC, Clapp RH, Martin WJ, Kinchington PR, Krah DL, Abbadie C, Fleetwood-Walker SM: Varicella zoster virus induces neuropathic changes in rat dorsal root ganglia and behavioral reflex sensitisation that is attenuated by gabapentin or sodium channel blocking drugs. Pain 2005,118(1–2):97–111. 10.1016/j.pain.2005.08.003
Maneuf YP, Luo ZD, Lee K: Alpha2delta and the mechanism of action of gabapentin in the treatment of pain. Seminars in cell & developmental biology 2006,17(5):565–70. 10.1016/j.semcdb.2006.09.003
Matsumoto M, Inoue M, Hald A, Xie W, Ueda H: Inhibition of paclitaxel-induced A-fiber hypersensitization by gabapentin. The Journal of pharmacology and experimental therapeutics 2006,318(2):735–40. 10.1124/jpet.106.103614
Luo ZD, Chaplan SR, Higuera ES, Sorkin LS, Stauderman KA, Williams ME, et al.: Upregulation of dorsal root ganglion (alpha)2(delta) calcium channel subunit and its correlation with allodynia in spinal nerve-injured rats. J Neurosci 2001,21(6):1868–75.
Luo ZD, Calcutt NA, Higuera ES, Valder CR, Song YH, Svensson CI, et al.: Injury type-specific calcium channel alpha 2 delta-1 subunit up-regulation in rat neuropathic pain models correlates with antiallodynic effects of gabapentin. The Journal of pharmacology and experimental therapeutics 2002,303(3):1199–205. 10.1124/jpet.102.041574
Bauer CS, Nieto-Rostro M, Rahman W, Tran-Van-Minh A, Ferron L, Douglas L, Kadurin I, Sri Ranjan Y, Fernandez-Alacid L, Millar NS, Dickenson AH, Lujan R, Dolphin AC: The increased trafficking of the calcium channel subunit α2δ-1 to presynaptic terminals in neuropathic pain is inhibited by the α 2δ δ ligand pregabalin. J Neurosci 2009, 29: 4076–88. 10.1523/JNEUROSCI.0356-09.2009
Abe M, Kurihara T, Han W, Shinomiya K, Tanabe T: Changes in expression of voltage-dependent ion channel subunits in dorsal root ganglia of rats with radicular injury and pain. Spine 2002,27(14):1517–24. 10.1097/00007632-200207150-00007
Harvey VL, Dickenson AH: Behavioural and electrophysiological chracterisation of experimentally induced osteoarthritis and neuropathy in C57BL/6 mice. Molecular Pain 2009, 5: 18. 10.1186/1744-8069-5-18
Sharif Naeini R, Cahill CM, Ribeiro-da-Silva A, Menard HA, Henry JL: Remodelling of spinal nociceptive mechanisms in an animal model of monoarthritis. The European journal of neuroscience 2005,22(8):2005–15. 10.1111/j.1460-9568.2005.04382.x
Martindale JC, Wilson AW, Reeve AJ, Chessell IP, Headley PM: Chronic secondary hypersensitivity of dorsal horn neurones following inflammation of the knee joint. Pain 2007,133(1–3):79–86. 10.1016/j.pain.2007.03.006
Geranton SM, Fratto V, Tochiki KK, Hunt SP: Descending serotonergic controls regulate inflammation-induced mechanical sensitivity and methyl-CpG-binding protein 2 phosphorylation in the rat superficial dorsal horn. Molecular pain 2008, 4: 35. 10.1186/1744-8069-4-35
Sanoja R, Vanegas H, Tortorici V: Critical role of the rostral ventromedial medulla in early spinal events leading to chronic constriction injury neuropathy in rats. J Pain 2008,9(6):532–42. 10.1016/j.jpain.2008.01.332
Porreca F, Burgess SE, Gardell LR, Vanderah TW, Malan TP Jr, Ossipov MH, Lappi DA, Lai J: Inhibition of neuropathic pain by selective ablation of brainstem medullary cells expressing the mu-opioid receptor. J Neurosci 2001,21(14):5281–8.
Carlson JD, Maire JJ, Martenson ME, Heinricher MM: Sensitization of pain-modulating neurons in the rostral ventromedial medulla after peripheral nerve injury. J Neurosci 2007,27(48):13222–31. 10.1523/JNEUROSCI.3715-07.2007
Dogrul A, Ossipov MH, Porreca F: Differential mediation of descending pain facilitation and inhibition by spinal 5HT-3 and 5HT-7 receptors. Brain research 2009, 1280: 52–9. 10.1016/j.brainres.2009.05.001
Svensson CI, Tran TK, Fitzsimmons B, Yaksh TL, Hua XY: Descending serotonergic facilitation of spinal ERK activation and pain behavior. FEBS letters 2006,580(28–29):6629–34. 10.1016/j.febslet.2006.11.012
Oatway MA, Chen Y, Weaver LC: The 5-HT3 receptor facilitates at-level mechanical allodynia following spinal cord injury. Pain 2004,110(1–2):259–68. 10.1016/j.pain.2004.03.040
Rahman W, Suzuki R, Rygh LJ, Dickenson AH: Descending serotonergic facilitation mediated through rat spinal 5HT3 receptors is unaltered following carrageenan inflammation. Neuroscience letters 2004,361(1–3):229–31. 10.1016/j.neulet.2003.12.069
Rahman W, Suzuki R, Webber M, Hunt SP, Dickenson AH: Depletion of endogenous spinal 5-HT attenuates the behavioural hypersensitivity to mechanical and cooling stimuli induced by spinal nerve ligation. Pain 2006,123(3):264–74. 10.1016/j.pain.2006.02.033
Davies PA, Pistis M, Hanna MC, Peters JA, Lambert JJ, Hales TG, Kirkness EF: The 5-HT3B subunit is a major determinant of serotonin-receptor function. Nature 1999,397(6717):359–63. 10.1038/16941
Dubin AE, Huvar R, D'Andrea MR, Pyati J, Zhu JY, Joy KC, Wilson SJ, Galindo JE, Glass CA, Luo L, Jackson MR, Lovenberg TW, Erlander MG: The pharmacological and functional characteristics of the serotonin 5-HT(3A) receptor are specifically modified by a 5-HT(3B) receptor subunit. The Journal of biological chemistry 1999,274(43):30799–810. 10.1074/jbc.274.43.30799
Millan MJ: Descending control of pain. Progress in neurobiology 2002,66(6):355–474. 10.1016/S0301-0082(02)00009-6
Marinelli S, Vaughan CW, Schnell SA, Wessendorf MW, Christie MJ: Rostral ventromedial medulla neurons that project to the spinal cord express multiple opioid receptor phenotypes. J Neurosci 2002,22(24):10847–55.
Braz JM, Basbaum AI: Genetically expressed transneuronal tracer reveals direct and indirect serotonergic descending control circuits. The Journal of comparative neurology 2008,507(6):1990–2003. 10.1002/cne.21665
Potrebic SB, Fields HL, Mason P: Serotonin immunoreactivity is contained in one physiological cell class in the rat rostral ventromedial medulla. J Neurosci 1994,14(3 Pt 2):1655–65.
Yamamoto T, Sakashita Y: Differential effects of intrathecally administered N- and P-type voltage-sensitive calcium channel blockers upon two models of experimental mononeuropathy in the rat. Brain research 1998,794(2):329–32. 10.1016/S0006-8993(98)00306-0
Matthews EA, Dickenson AH: Effects of spinally delivered N- and P-type voltage-dependent calcium channel antagonists on dorsal horn neuronal responses in a rat model of neuropathy. Pain 2001,92(1–2):235–46. 10.1016/S0304-3959(01)00255-X
Cizkova D, Marsala M, Stauderman K, Yaksh TL: Calcium channel α 1B subunit in spinal cord/DRG of normal and nerve-injured rats. In 9th World Congress on Pain 1999. Edited by: Cizkova D, Marsala M, Stauderman K, Yaksh T. Vienna IASP Press; 1999:134.
Boroujerdi A, Kim HK, Lyu YS, Kim DS, Figueroa KW, Chung JM, Luo ZD: Injury discharges regulate calcium channel alpha-2-delta-1 subunit upregulation in the dorsal horn that contributes to initiation of neuropathic pain. Pain 2008,139(2):358–66. 10.1016/j.pain.2008.05.004
Li CY, Zhang XL, Matthews EA, Li KW, Kurwa A, Boroujerdi A, et al.: Calcium channel alpha2delta1 subunit mediates spinal hyperexcitability in pain modulation. Pain 2006,125(1–2):20–34. 10.1016/j.pain.2006.04.022
Nguyen D, Deng P, Matthews EA, Kim DS, Feng G, Dickenson AH, et al.: Enhanced pre-synaptic glutamate release in deep-dorsal horn contributes to calcium channel alpha-2-delta-1 protein-mediated spinal sensitization and behavioral hypersensitivity. Molecular pain 2009, 5: 6. 10.1186/1744-8069-5-6
Kim KJ, Yoon YW, Chung JM: Comparison of three rodent neuropathic pain models. Experimental brain research Experimentelle Hirnforschung 1997,113(2):200–6. 10.1007/BF02450318
Gottrup H, Juhl G, Kristensen AD, Lai R, Chizh BA, Brown J, Bach FW, Jensen TS: Chronic oral gabapentin reduces elements of central sensitization in human experimental hyperalgesia. Anesthesiology 2004,101(6):1400–8. 10.1097/00000542-200412000-00021
Reginster JY: The prevalence and burden of arthritis. Rheumatology (Oxford England) 2002, 41: 3–6. 10.1093/rheumatology/41.suppl_1.3
Breivik H, Collett B, Ventafridda V, Cohen R, Gallacher D: Survey of chronic pain in Europe: prevalence, impact on daily life, and treatment. European journal of pain (London, England) 2006,10(4):287–333. 10.1016/j.ejpain.2005.06.009
Urch CE, Donovan-Rodriguez T, Dickenson AH: Alterations in dorsal horn neurones in a rat model of cancer-induced bone pain. Pain 2003,106(3):347–56. 10.1016/j.pain.2003.08.002
Donovan-Rodriguez T, Dickenson AH, Urch CE: Superficial dorsal horn neuronal responses and the emergence of behavioural hyperalgesia in a rat model of cancer-induced bone pain. Neuroscience letters 2004,360(1–2):29–32. 10.1016/j.neulet.2004.01.048
Donovan-Rodriguez T, Dickenson AH, Urch CE: Gabapentin normalizes spinal neuronal responses that correlate with behavior in a rat model of cancer-induced bone pain. Anesthesiology 2005,102(1):132–40. 10.1097/00000542-200501000-00022
Ivanavicius SP, Ball AD, Heapy CG, Westwood FR, Murray F, Read SJ: Structural pathology in a rodent model of osteoarthritis is associated with neuropathic pain: increased expression of ATF-3 and pharmacological characterisation. Pain 2007,128(3):272–82. 10.1016/j.pain.2006.12.022