Christian Janfelt

Christian Janfelt

Associate Professor - Promotion Programme


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  1. Published

    Tissue distribution and metabolic profiling of cyclosporine (CsA) in mouse and rat investigated by DESI and MALDI mass spectrometry imaging (MSI) of whole-body and single organ cryo-sections

    Holm, N. B., Deryabina, M., Knudsen, C. B. & Janfelt, Christian, 2022, In: Analytical and Bioanalytical Chemistry. 414, p. 7167–7177

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    Desorption Electrospray Ionization Mass Spectrometry Imaging of Cimbi-36, a 5-HT2A Receptor Agonist, with Direct Comparison to Autoradiography and Positron Emission Tomography

    Jacobsen, S. C., Speth, N. R., Xiong, M., Herth, Matthias Manfred, Kristensen, Jesper Langgaard, Palner, M. & Janfelt, Christian, 2021, In: Molecular Imaging and Biology. 23, p. 676–685

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    Kan analyselaboratoriet flyttes i felten?

    Janfelt, Christian & Lauritsen, F. R., 2008, In: LMFK-Bladet. 1, p. 31-34 4 p.

    Research output: Contribution to journal › Journal article › Commissioned

  4. Published

    Billeddannende massespektrometri

    Janfelt, Christian, D'Alvise, J., Li, B. & Hansen, S. H., 2012, In: Dansk Kemi. 93, 6/7, p. 12-14 3 p.

    Research output: Contribution to journal › Journal article › Communication

  5. Published

    Visualization by mass spectrometry of 2-dimensional changes in rat brain lipids, including N-acylphosphatidylethanolamines, during neonatal brain ischemia

    Janfelt, Christian, Wellner, N., Leger, P., Kokesch-Himmelreich, J., Hansen, S. H., Charriaut-Marlangue, C. & Hansen, Harald S., 2012, In: F A S E B Journal. 26, 6, p. 2667-2673

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    Portable electrospray ionization mass spectrometry (ESI-MS) for analysis of contaminants in the field

    Janfelt, Christian, Græsbøll, R. & Lauritsen, F. R., 2012, In: International Journal of Environmental Analytical Chemistry. 92, 4, p. 397–404 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Method for Quantification of Chemicals in a Pollution Plume Using a Moving Membrane-Based Sensor Exemplified by Mass Spectrometry

    Janfelt, Christian, Lauritsen, F. R., Toler, S. K., Bell, R. J. & Short, R. T., 2007, In: Analytical Chemistry. 79, p. 5336-5342 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. Published

    Displaced dual-mode imaging with desorption electrospray ionization for simultaneous mass spectrometry imaging in both polarities and with several scan modes

    Janfelt, Christian, Wellner, N., Hansen, Harald S. & Hansen, S. H., Mar 2013, In: Journal of Mass Spectrometry. 48, 3, p. 361-6 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Billeddannende massespektrometri til analyse af vævsprøver

    Janfelt, Christian, Wellner, N., D'Alvise, J. & Hansen, S. H., 2012, In: Dansk Kemi. 93, 8, p. 20-23

    Research output: Contribution to journal › Journal article › Research

  10. Mass spectra of proteins and other biomolecules recorded using a handheld instrument

    Janfelt, Christian, Talaty, N., Mulligan C., C., Keil, A., Quyang, Z. & Cooks, R. G., 2008, In: International Journal of Mass Spectrometry. 278, 2-3, p. 166-169

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Ambient mass spectrometry imaging: a comparison of desorption ionization by sonic spray and electrospray

    Janfelt, Christian & Nørgaard, A. W., Oct 2012, In: Journal of The American Society for Mass Spectrometry. 23, 10, p. 1670-8 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Ischemia in neonatal rat brains analyzed by Desorption Electrospray Ionization Imaging mass spectrometry

    Janfelt, Christian, Wellner, N., Leger, P., Kokesch-Himmelreich, J., Hansen, S. H., Charriaut-Marlangue, C. & Hansen, Harald S., 2012.

    Research output: Contribution to conference › Poster › Research › peer-review

  13. Published

    Characterization of a capillary spray cell for easy analysis of extracts of biological samples

    Janfelt, Christian & Lauritsen, F. R., 2011, In: International Journal of Mass Spectrometry. 299, p. 178-183

    Research output: Contribution to journal › Journal article › Research › peer-review

  14. Published

    Characterization and optimization of membrane inlets for a miniature ion trap mass spectrometer operating at a high background pressure of humid air

    Janfelt, Christian, Graesboll, R. & Lauritsen, F. R., 2008, In: International Journal of Mass Spectrometry. 276, p. 17-23 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Imaging of plant materials using indirect desorption electrospray ionization mass spectrometry

    Janfelt, Christian, 2015, Mass Spectrometry Imaging of Small Molecules. He, L. (ed.). Humana Press, Vol. 1203. p. 91-7 7 p. (Methods in Molecular Biology).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  16. Published

    Indirect DESI imaging of secondary metabolites in plant material

    Janfelt, Christian, Thunig, U. J. C., Li, B. & Hansen, S. H., 2011. 1 p.

    Research output: Contribution to conference › Poster › Research

  17. Published

    Massespektrometri viser fordelingen af lægemiddelstoffer i planter og væv

    Janfelt, Christian, Thunig, J., Li, B., Andersen, N. W., Hansen, Harald S. & Hansen, S. H., Dec 2011, In: Lægemiddelforskning. 2011, p. 10-12

    Research output: Contribution to journal › Journal article › Communication

  18. The magnitude of pseudo-potential errors for density functional calculations

    Janfelt, Christian & Jensen, F., 2005, In: Chemical Physics Letters. 412, p. 501-503 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  19. Published

    Characterization of a mini membrane inlet mass spectrometer for on-site detection of contaminants in both aqueous and liquid organic samples

    Janfelt, Christian, Frandsen, H. & Lauritsen, F. R., 2006, In: Rapid Communications in Mass Spectrometry. 20, p. 1441–1446 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    Liquid-Phase MicroExtraction coupled to Desorption Electrospray Ionization Mass Spectrometry in pharmaceutical analysis

    Janfelt, Christian, Thunig, U. J. C., Pedersen-Bjergaard, Stig & Hansen, S. H., 2009.

    Research output: Contribution to conference › Poster › Research

  21. The magnitude of pseudo-potential errors for bond distances and vibrational frequencies

    Jensen, F. & Janfelt, Christian, 2005, In: Chemical Physics Letters. 412, p. 12-15 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  22. Published

    Visualization of penetration of topical antifungal drug substances through mycosis-infected nails by matrix assisted laser desorption ionization mass spectrometry imaging (MALDI-MSI)

    Joly-Tonetti, N., Pinto, F. E., Bagger, C., Osman-Ponchet, H. & Janfelt, Christian, 2021, In: Journal of the American Academy of Dermatology. 85, 3, p. AB191-AB191 1 p.

    Research output: Contribution to journal › Conference abstract in journal › Research › peer-review

  23. Published

    Electrospun α-lactalbumin nanofibers for site-specific and fast-onset delivery of nicotine in the oral cavity: an in vitro, ex vivo and tissue spatial distribution study

    Kalouta, Kleopatra, Stie, Mai Bay, Janfelt, Christian, Chronakis, I. S., Jacobsen, Jette, Nielsen, Hanne Mørck & Foderà, Vito, 2020, In: Molecular Pharmaceutics. 17, 11, p. 4189-4200

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. Published

    DESI-MS imaging of metabolites in various plant materials – a matter of sample preparation

    Kato, L., Rook, F., Møller, Birger Lindberg, Hansen, S. H. & Janfelt, Christian, 2015.

    Research output: Contribution to conference › Poster › Research

  25. Published

    The Spatial Distribution of Alkaloids in Psychotria prunifolia (Kunth) Steyerm and Palicourea coriacea (Cham.) K. Schum Leaves Analysed by Desorption Electrospray Ionisation Mass Spectrometry Imaging

    Kato, L., Moraes, A. P., de Oliveira, C. M. A., Vaz, B. G., de Almeida Gonçalves, L., E Silva, E. C. & Janfelt, Christian, 2018, In: Phytochemical Analysis. 29, p. 69-76

    Research output: Contribution to journal › Journal article › Research › peer-review

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