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008 | 130622s2011 xxx||||| |||| 00| 0 eng d | ||
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_9730 _aMolina Arjona, José Antonio _eNeurología |
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_aIncreased vulnerability to 6-hydroxydopamine lesion and reduced development of dyskinesias in mice lacking CB1 cannabinoid receptors _h[artículo] |
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_bNeurobiology of Aging, _c2011 |
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300 | _a32(4):631-645. | ||
500 | _aFormato Vancouver: Pérez-Rial S, García-Gutiérrez MS, Molina JA, Pérez-Nievas BG, Ledent C, Leiva C, et al. Increased vulnerability to 6-hydroxydopamine lesion and reduced development of dyskinesias in mice lacking CB1 cannabinoid receptors. Neurobiol Aging. 2011 Apr;32(4):631-45. | ||
501 | _aPMID: 19419794 | ||
504 | _aContiene 95 referencias | ||
520 | _2Motor impairment, dopamine (DA) neuronal activity and proenkephalin (PENK) gene expression in the caudate-putamen (CPu) were measured in 6-OHDA-lesioned and treated (L-DOPA+benserazide) CB1 KO and WT mice. A lesion induced by 6-OHDA produced more severe motor deterioration in CB1 KO mice accompanied by more loss of DA neurons and increased PENK gene expression in the CPu. Oxidative/nitrosative and neuroinflammatory parameters were estimated in the CPu and cingulate cortex (Cg). CB1 KO mice exhibited higher MDA levels and iNOS protein expression in the CPu and Cg compared to WT mice. Treatment with L-DOPA+benserazide (12 weeks) resulted in less severe dyskinesias in CB1 KO than in WT mice. The results revealed that the lack of cannabinoid CB1 receptors increased the severity of motor impairment and DA lesion, and reduced L-DOPA-induced dyskinesias. These results suggest that activation of CB1 receptors offers neuroprotection against dopaminergic lesion and the development of L-DOPA-induced dyskinesias. | ||
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_9267 _aServicio de Neurología-Neurofisiología |
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_uhttp://pc-h12o-es.m-hdoct.a17.csinet.es/pdf/pc/5/pc5473.pdf _ySolicitar documento |
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_c5473 _d5473 |