Combined enrichment of neuromelanin granules and synaptosomes from human substantia nigra pars compacta tissue for proteomic analysis - Plum, S.; Helling, S.; Theiss, C.; Leite, R. E. P.; May, C.; Jacob-Filho, W.; Eisenacher, M.; Kuhlmann, K.; Meyer, H. E.; Riederer, P.; Grinberg, L. T.; Gerlach, M.; et al. (Journal of Proteomics, 2013)