Protein Chemistry/Proteomics Laboratory, Neuroscience Research Program, Biomedicum Helsinki, P.O. Box 63 (Haartmaninkatu 8) 00014 University of Helsinki, Finland. piv07010@di.uoa.gr|Protein Chemistry/Proteomics Laboratory, Neuroscience Research Program, Biomedicum Helsinki, P.O. Box 63 (Haartmaninkatu 8) 00014 University of Helsinki, Finland. piv07010@di.uoa.gr|Protein Chemistry/Proteomics Laboratory, Neuroscience Research Program, Biomedicum Helsinki, P.O. Box 63 (Haartmaninkatu 8) 00014 University of Helsinki, Finland. piv07010@di.uoa.gr|Protein Chemistry/Proteomics Laboratory, Neuroscience Research Program, Biomedicum Helsinki, P.O. Box 63 (Haartmaninkatu 8) 00014 University of Helsinki, Finland. piv07010@di.uoa.gr|Protein Chemistry/Proteomics Laboratory, Neuroscience Research Program, Biomedicum Helsinki, P.O. Box 63 (Haartmaninkatu 8) 00014 University of Helsinki, Finland. piv07010@di.uoa.gr|Protein Chemistry/Proteomics Laboratory, Neuroscience Research Program, Biomedicum Helsinki, P.O. Box 63 (Haartmaninkatu 8) 00014 University of Helsinki, Finland. piv07010@di.uoa.gr