Maccarrone-G.Pdf
Journal of Chromatography B, 1047 (2017) 131–140 Contents lists available at ScienceDirect Journal of Chromatography B jou rnal homepage: www.elsevier.com/locate/chromb MALDI imaging mass spectrometry analysis—A new approach for protein mapping in multiple sclerosis brain lesions a,b,1 a,1 c Giuseppina Maccarrone , Sandra Nischwitz , Sören-Oliver Deininger , a d,e d Joachim Hornung , Fatima Barbara König , Christine Stadelmann , b,1 a,f,∗,1 Christoph W. Turck , Frank Weber a Max Planck Institute of Psychiatry, Kraepelinstr. 2-10, 80804 Munich, Germany b Department of Translational Research in Psychiatry, Max Planck Institute of Psychiatry, Germany c Bruker Daltonik GmbH, Fahrenheitstr. 4, 28359 Bremen, Germany d Institute of Neuropathology, University Medical Center Göttingen, Robert-Koch-Str. 40, 37075 Göttingen, Germany e Institut für Pathologie, Klinikum Kassel, Mönchebergstr. 41-43, 34125 Kassel, Germany f Medical Park Bad Camberg, Obertorstr. 100-102, 65520 Bad Camberg, Germany a r t i c l e i n f o a b s t r a c t Article history: Multiple sclerosis is a disease of the central nervous system characterized by recurrent inflammatory Received 21 February 2016 demyelinating lesions in the early disease stage. Lesion formation and mechanisms leading to lesion Accepted 1 July 2016 remyelination are not fully understood. Matrix Assisted Laser Desorption Ionisation Mass Spectrom- Available online 1 July 2016 etry imaging (MALDI–IMS) is a technology which analyses proteins and peptides in tissue, preserves their spatial localization, and generates molecular maps within the tissue section. In a pilot study we Keywords: employed MALDI imaging mass spectrometry to profile and identify peptides and proteins expressed in MALDI imaging mass spectrometry normal-appearing white matter, grey matter and multiple sclerosis brain lesions with different extents LC–ESI–MS/MS of remyelination.
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