Kenneth Thermann Kongstad

Kenneth Thermann Kongstad

Guest Researcher

ORCID: 0000-0003-4487-7886

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  1. Published

    4-Hydroxy-1,2,3-triazole moiety as bioisostere of the carboxylic acid function: a novel scaffold to probe the orthosteric gamma-aminobutyric acid receptor binding site

    Alessandro, G., Krall, J., Nielsen, Birgitte, Sørensen, T. E., Kongstad, Kenneth Thermann, Barbara, R., Donatella, B., Frølund, Bente & Lolli, M. L., 5 Oct 2018, In: European Journal of Medicinal Chemistry. 158, p. 311-321 11 p.

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

  2. Published

    Expanding the landscape of diterpene structural diversity by stereochemically controlled combinatorial biosynthesis

    Andersen-Ranberg, Johan, Kongstad, Kenneth Thermann, Nielsen, M. T., Bjerg Jensen, N., Pateraki, Irini, Bach, S. S., Hamberger, B., Zerbe, P., Stærk, Dan, Bohlmann, J., Møller, Birger Lindberg & Hamberger, B. R., 2016, In: Angewandte Chemie International Edition. 55, 6, p. 2142-2146 5 p.

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

  3. Published

    Synthesis of C-glucosylated octaketide anthraquinones in Nicotiana benthamiana using a multispecies-based biosynthetic pathway

    Andersen-Ranberg, Johan, Kongstad, Kenneth Thermann, Nafisi, M., Stærk, Dan, Okkels, F. T., Mortensen, U. H., Møller, Birger Lindberg, Frandsen, R. J. N. & Kannangara, R. M., 2017, In: ChemBioChem. 18, 19, p. 1893-1897 5 p.

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

  4. Published

    Potential antidiabetic phytochemicals in plant roots: a review of in vivo studies

    Ardalani, H., Hejazi Amiri, F., Hadipanah, A. & Kongstad, Kenneth Thermann, 2021, In: Journal of Diabetes and Metabolic Disorders. 20, p. 1837–1854

    Research output: Contribution to journal › Review › Research › peer-review

  5. Published

    Coupling microplate-based antibacterial assay with liquid chromatography for high-resolution growth inhibition profiling of crude extracts: Validation and proof-of-concept study with Staphylococcus aureus

    Ardalani, H., Anam, S., Kromphardt, K. J. K., Stærk, Dan & Kongstad, Kenneth Thermann, 2021, In: Molecules. 26, 6, 12 p., 1550.

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

  6. Published

    19F-substituted amino acids as an alternative to fluorophore labels: monitoring of degradation and cellular uptake of analogues of penetratin by 19F NMR

    Christensen, M. V., Kongstad, Kenneth Thermann, Sondergaard, T. E., Stærk, Dan, Nielsen, Hanne Mørck, Franzyk, Henrik & Wimmer, R., 2019, In: Journal of Biomolecular N M R. 73, p. 167-182

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

  7. Published

    Antidiabetic constituents of Dendrobium officinale as determined by high-resolution profiling of radical scavenging and α-glucosidase and α-amylase inhibition combined with HPLC-PDA-HRMS-SPE-NMR analysis.

    Chu, C., Li, T., Pedersen, H. A., Kongstad, Kenneth Thermann, Yan, J. & Stærk, Dan, 2019, In: Phytochemistry Letters. 31, p. 47-52

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

  8. Published

    Positive allosteric modulation of the GHB high-affinity binding site by the GABAA receptor modulator monastrol and the flavonoid catechin

    Eghorn, L. F., Høstgaard-Jensen, K., Kongstad, Kenneth Thermann, Bay, T., Higgins, D., Frølund, Bente & Wellendorph, Petrine, 5 Oct 2014, In: European Journal of Pharmacology. 740, p. 570-577 8 p.

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

  9. Published

    Heterologous production of the widely used natural food colorant carminic acid in Aspergillus nidulans

    Frandsen, R. J. N., Khorsand-Jamal, P., Kongstad, Kenneth Thermann, Nafisi, M., Kannangara, R. M., Stærk, Dan, Okkels, F. T., Binderup, K., Madsen, B., Møller, Birger Lindberg, Thrane, U. & Mortensen, U. H., 2018, In: Scientific Reports. 8, p. 1-10 10 p., 12853.

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

  10. Published

    Five-membered N-heterocyclic Scaffolds as Novel Amino Bioisosteres at gamma-Aminobutyric Acid (GABA) Type A Receptors and GABA Transporters

    Giraudo, A., Krall, J., Bavo, Francesco, Nielsen, Birgitte, Kongstad, Kenneth Thermann, Rolando, B., De Blasio, R., Gloriam, David E., Löffler, R., Thiesen, L., Harpsøe, Kasper, Frydenvang, Karla Andrea, Boschi, D., Wellendorph, Petrine, Lolli, M. L., Jensen, Anders A. & Frølund, Bente, 27 Jun 2019, In: Journal of Medicinal Chemistry. 62, 12, p. 5797-5809

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

  11. Published

    Microwave-assisted solid-phase synthesis of antisense acpP peptide nucleic acid-peptide conjugates active against colistin- and tigecycline-resistant E. coli and K. pneumoniae

    Hansen, A. M., Bonke, G., Hogendorf, W. F. J., Björkling, Fredrik, Nielsen, J., Kongstad, Kenneth Thermann, Zabicka, D., Tomczak, M., Urbas, M., Nielsen, Peter E. & Franzyk, Henrik, 2019, In: European Journal of Medicinal Chemistry. 168, p. 134-145 12 p.

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

  12. Published

    Recreational drug use at a major music festival: trend analysis of anonymised pooled urine

    Hoegberg, L., Christiansen, C., Søe, J. L., Telving, R., Andreasen, M. F., Stærk, Dan, Christrup, Lona Louring & Kongstad, Kenneth Thermann, 2018, In: Clinical Toxicology. 56, p. 245-255 1360496.

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

  13. Published

    Characterization of antileishmanial compounds from Lawsonia inermis leaves using semi-high resolution antileishmanial profiling combined with HPLC-HRMS-SPE-NMR

    Iqbal, K., Iqbal, J., Stærk, Dan & Kongstad, Kenneth Thermann, 2017, In: Frontiers in Pharmacology. 8, 7 p., 337.

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

  14. Published

    Advanced hyphenated NMR techniques for natural product research and other pharmaceutical applications

    Kongstad, Kenneth Thermann, 2013, Cph.: Faculty of Health and Medical Sciences, University of Copenhagen.

    Research output: Book/Report › Ph.D. thesis › Research

  15. Published

    From Retrospective Assessment to Prospective Decisions in Natural Product Isolation

    Kongstad, Kenneth Thermann, 2011.

    Research output: Contribution to conference › Poster › Research

  16. Published

    Alkaloid analysis by high-performance liquid chromatography-solid phase extraction-nuclear magnetic resonance: New strategies going beyond the standard

    Kongstad, Kenneth Thermann, Ebild, S. J., Christensen, Søren Brøgger, Godejohann, M. & Jaroszewski, J. W., 28 Dec 2012, In: Journal of Chromatography A. 1270, p. 171-177 7 p.

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

  17. Published

    HPLC-NMR revisited: Using time-slice HPLC-SPE-NMR with database assisted dereplication

    Kongstad, Kenneth Thermann, Wubshet, S. G. & Nyberg, N., 2013, In: Analytical Chemistry. 85, 6, p. 3183-3189

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

  18. Published

    NMR spectra database for on-flight identification of HPLC-SPE-NMR data

    Kongstad, Kenneth Thermann, 2011.

    Research output: Contribution to conference › Poster › Research

  19. Published

    NMR spectra database for on-flight identification of HPLC-SPE-NMR data: proof of concept

    Kongstad, Kenneth Thermann, 2010.

    Research output: Contribution to conference › Poster › Research

  20. Published

    From retrospective assessment to prospective decisions in natural product isolation: HPLC-SPE-NMR analysis of Carthamus oxyacantha

    Kongstad, Kenneth Thermann, Wubshet, S. G., Nyberg, N. T. & Jaroszewski, J. W., 28 Nov 2011, In: Journal of Natural Products. 74, 11, p. 2454-2461

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

  21. Published

    Characterization of a membrane-bound C-glucosyltransferase responsible for carminic acid biosynthesis in Dactylopius coccus Costa

    Kannangara, R. M., Siukstaite, L., Borch-Jensen, J., Madsen, B., Kongstad, Kenneth Thermann, Stærk, Dan, Bennedsen, M., Okkels, F. T., Rasmussen, S. A., Larsen, T. O., Frandsen, R. J. N. & Møller, Birger Lindberg, 2017, In: Nature Communications. 8, 12 p., 1987.

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

  22. Published

    Hyphenated NMR techniques

    Kesting, J. R., Kongstad, Kenneth Thermann & Jaroszewski, J. W., 2011, Biomolecular NMR spectroscopy. Dingley, A. J. & Pascal, S. M. (eds.). Amsterdam: IOS Press, Vol. 3. p. 413-434 (Advances in Biomedical Spectroscopy, Vol. 3).

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

  23. Published

    Accelerating drug lead discovery from nature by high-resolution bioactivity profiling combined with HPLC-HRMS-SPE-NMR

    Kongstad, Kenneth Thermann, Nyberg, N. T., Wubshet, S. G. & Stærk, Dan, Dec 2016, In: Planta Medica. 81, S 01

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

  24. Published

    HPLC-HRMS-SPE-NMR combined with high resolution in vitro screening for natural fungicides

    Kongstad, Kenneth Thermann, Wubshet, S. G., Kjellerup, L., Winther, A. & Stærk, Dan, Dec 2016, In: Planta Medica. 82, S 01

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

  25. Published

    High-resolution screening combined with HPLC–HRMS–SPE–NMR for identification of fungal plasma membrane H+-ATPase inhibitors from plants

    Kongstad, Kenneth Thermann, Wubshet, S. G., Johannesen, A., Kjellerup, L., winther, A. L., Jäger, A. & Stærk, Dan, 2014, In: Journal of Agricultural and Food Chemistry. 62, 24, p. 5595-5602 8 p.

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

  26. Published

    Simultaneous quantification of high-dose naloxone and naloxone-3-β-D-glucuronide in human plasma by UHPLC-MS/MS

    Kongstad, Kenneth Thermann, Papathanasiou, T., Springborg, A., Lund, Trine Meldgaard, Werner, M. U. & Stærk, Dan, 2019, In: Bioanalysis. 11, 03, p. 165-173

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

  27. Published

    Fungal plasma membrane H+-ATPase inhibitory activity of o-hydroxybenzylated flavanones and chalcones from Uvaria chamae P. Beauv

    Kongstad, Kenneth Thermann, Wubshet, S. G., Kjellerup, L., winther, A. L. & Stærk, Dan, 20 Jun 2015, In: Fitoterapia. 105, p. 102-106 5 p.

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

  28. Published

    Combined use of high-resolution α-glucosidase inhibition profiling and HPLC-HRMS-SPE-NMR for investigation of antidiabetic principles in crude plant extracts

    Kongstad, Kenneth Thermann, Özdemir, C., Barzak, A., Wubshet, S. G. & Stærk, Dan, 5 Feb 2015, In: Journal of Agricultural and Food Chemistry. 63, 8, p. 2257-2263 7 p.

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

  29. Published

    Flipped Learning in Organic Chemistry for Life Sciences – Experiences and Considerations

    Kongstad, Kenneth Thermann, 24 Aug 2015, Pedagogical Projects 2014. Vol. 7. p. 125-147 (Improving University Science Teaching and Learning; No. 1-2, Vol. 7).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Education

  30. Published

    HPLC-SPE-NMR for combinatorial biosynthetic investigations – expanding the landscape of diterpene structural diversity

    Kongstad, Kenneth Thermann, Andersen-Ranberg, Johan, Hamberger, B. R. & Stærk, Dan, 2016. 1 p.

    Research output: Contribution to conference › Poster › Research

  31. Published

    5-(Piperidin-4-yl)-3-Hydroxypyrazole: A Novel Scaffold for Probing the Orthosteric γ-Aminobutyric Acid Type A Receptor Binding Site

    Krall, J., Kongstad, Kenneth Thermann, Nielsen, Birgitte, Sørensen, T. E., Balle, T., Jensen, Anders A. & Frølund, Bente, 2014, In: ChemMedChem. 9, 11, p. 2475-2485 11 p.

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

  32. Published

    Molecular Hybridization of Potent and Selective γ-Hydroxybutyric Acid (GHB) Ligands: Design, Synthesis, Binding Studies, and Molecular Modeling of Novel 3-Hydroxycyclopent-1-enecarboxylic Acid (HOCPCA) and trans-γ-Hydroxycrotonic Acid (T-HCA) Analogs

    Krall, J., Jensen, C. H., Bavo, F., Falk-Petersen, C. B., Haugaard, A. S., Vogensen, S. B., Tian, Y., Nittegaard-Nielsen, M., Sigurdardóttir, S. B., Kehler, J., Kongstad, Kenneth Thermann, Gloriam, David E., Clausen, Rasmus Prætorius, Harpsøe, Kasper, Wellendorph, Petrine & Frølund, Bente, 2017, In: Journal of Medicinal Chemistry. 60, 21, p. 9022-9039 18 p.

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

  33. Published

    5-(Piperidine-4-yl)-3-hydroxypyrazole: a novel scaffold forprobing the orthosteric GABAA receptor binding site

    Krall, J., Kongstad, Kenneth Thermann, Balle, T., Nielsen, Birgitte, Jensen, A. A. & Frølund, Bente, 2 Sep 2012.

    Research output: Contribution to conference › Poster › Research

  34. Published

    Discovery of 2-(Imidazo[1,2-b]pyridazin-2-yl)acetic Acid as a New Class of Ligands Selective for the γ-Hydroxybutyric Acid (GHB) High-Affinity Binding Sites

    Krall, J., Bavo, Francesco, Falk-Petersen, C. B., Jensen, C. H., Nielsen, J. O., Tian, Yongsong, Anglani, V., Kongstad, Kenneth Thermann, Petersen, Louise Piilgaard, Nielsen, Birgitte, Gloriam, David E., Kehler, J., Jensen, Anders A., Harpsøe, Kasper, Wellendorph, Petrine & Frølund, Bente, 14 Mar 2019, In: Journal of Medicinal Chemistry. 62, 5, p. 2798-2813

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

  35. Published

    Population pharmacokinetic-pharmacodynamic modelling of liquid and controlled-release formulations of oxycodone in healthy volunteers

    Ladebo, L., Foster, D. J. R., Abuhelwa, A. Y., Upton, R. N., Kongstad, Kenneth Thermann, Drewes, A. M., Christrup, Lona Louring & Olesen, A. E., 2020, In: Basic & Clinical Pharmacology & Toxicology. 126, 3, p. 263-276

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

  36. Published

    Effect of Roux-en-Y gastric bypass on the pharmacokinetic-pharmacodynamic relationships of liquid and controlled-release formulations of oxycodone

    Ladebo, L., Abuhelwa, A. Y., Foster, D. J. R., Kroustrup, J. P., Pacyk, G. J., Kongstad, Kenneth Thermann, Drewes, A. M., Christrup, Lona Louring & Olesen, A. E., 2021, In: Basic and Clinical Pharmacology and Toxicology. 129, 3, p. 232-245

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

  37. Published

    Identification of α-glucosidase inhibitors in Machilus litseifolia by combined use of high-resolution α-glucosidase inhibition profiling and HPLC-PDA-HRMS-SPE-NMR

    Li, T., Kongstad, Kenneth Thermann & Stærk, Dan, 2019, In: Journal of Natural Products. 82, p. 249-258

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

  38. Published

    Structure elucidation of prenyl- and geranyl substituted coumarins in Gerbera piloselloides by NMR spectroscopy, electronic circular dichroism calculations, and single crystal X-ray crystallography

    Li, T., Ma, X., Fedotov, D., Kjaerulff, Louise, Frydenvang, Karla Andrea, Coriani, S., Hansen, Paul Robert, Kongstad, Kenneth Thermann & Stærk, Dan, 8 Apr 2020, In: Molecules. 25, 25 p., 1706.

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

  39. Published

    Potential of Myrtus communis Linn. as a bifunctional food: Dual high-resolution PTP1B and α-glucosidase inhibition profiling combined with HPLC-HRMS and NMR for identification of antidiabetic triterpenoids and phloroglucinol derivatives

    Liang, Chao, Stærk, Dan & Kongstad, Kenneth Thermann, 2020, In: Journal of Functional Foods. 64, 10 p., 103623.

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

  40. Published

    Dual high-resolution α-glucosidase and PTP1B profiling combined with HPLC-PDA-HRMS-SPE-NMR analysis for the identification of potentially antidiabetic chromene meroterpenoids in Rhododendron capitatum

    Liang, Chao, Kjaerulff, Louise, Hansen, Paul Robert, Kongstad, Kenneth Thermann & Stærk, Dan, 2021, In: Journal of Natural Products. 84, p. 2454-2467

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

  41. Published

    Advancing HPLC-PDA-HRMS-SPE-NMR analysis of coumarins in Coleonema album by use of orthogonal reversed-phase C18 and pentafluorophenyl separations

    Lima, R. D. C. L., Gramsbergen, S., Van Staden, J., Jäger, A. K., Kongstad, Kenneth Thermann & Stærk, Dan, 2017, In: Journal of Natural Products. 80, 4, p. 1020-1027

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

  42. Published

    High-resolution PTP1B inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of PTP1B inhibitors from Miconia albicans

    Lima, R. D. C. L., Kongstad, Kenneth Thermann, Kato, L., José das Silva, M., Franzyk, Henrik & Stærk, Dan, 2018, In: Molecules. 23, 7, 13 p., 1755.

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

  43. Published

    Brazilian insulin plant as a bifunctional food: Dual high-resolution PTP1B and α-glucosidase inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of antidiabetic compounds in Myrcia rubella Cambess

    Lima, R. D. C. L., Kato, L., Kongstad, Kenneth Thermann & Stærk, Dan, 2018, In: Journal of Functional Foods. 45, p. 444-451

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

  44. Published

    The α-glucosidase and PTP1B inhibitory effect of 45 medicinal plants extracts

    Liu, B., Kongstad, Kenneth Thermann, Jäger, A. K. & Stærk, Dan, Dec 2016, In: Planta Medica. 81, S 01, p. 1 1 p.

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

  45. Published

    High-resolution α-glucosidase and radical scavenging profiling combined with HPLC-HRMS-SPE-NMR for identification of bioactive constituents in crude extract of Pueraria lobata

    Liu, B., Kongstad, Kenneth Thermann, Nyberg, N. T., Sun, Q., Jager, A. K. & Stærk, Dan, Nov 2015, In: Planta Medica. 81, 16, p. 1437-1437

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

  46. Published

    High-resolution α-glucosidase and radical scavenging profiling combined with HPLC-HRMS-SPE-NMR for identification of bioactive constituents in crude extract of Pueraria lobata

    Liu, B., Kongstad, Kenneth Thermann, Nyberg, N., Qinglei, S., Jäger, A. K. & Stærk, Dan, 26 Aug 2015.

    Research output: Contribution to conference › Poster › Research

  47. Published

    Dual High-Resolution α-Glucosidase and Radical Scavenging Profiling Combined with HPLC-HRMS-SPE-NMR for Identification of Minor and Major Constituents Directly from the Crude Extract of Pueraria lobata

    Liu, B., Kongstad, Kenneth Thermann, Qinglei, S., Nyberg, N., Jäger, A. & Stærk, Dan, 13 Feb 2015, In: Journal of Natural Products. 78, 2, p. 294–300 7 p.

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

  48. Published

    Edible seaweed as future functional food: Identification of α-glucosidase inhibitors by combined use of high-resolution α-glucosidase inhibition profiling and HPLC-HRMS-SPE-NMR

    Liu, B., Kongstad, Kenneth Thermann, Wiese, S., Jäger, A. K. & Stærk, Dan, 2016, In: Food Chemistry. 203, p. 16-22 7 p.

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

  49. Published

    High-resolution α-glucosidase and radical scavenging profiling combined with HPLC-HRMS-SPE-NMR for identification of bioactive constituents in crude extract of Pueraria lobata

    Liu, B., Kongstad, Kenneth Thermann, Nyberg, N., Qinglei, S., Jäger, A. & Stærk, Dan, 2015.

    Research output: Contribution to conference › Poster › Research

  50. Published

    Antidiabetic xanthones with α-glucosidase inhibitory activities from an endophytic Penicillium canescens

    Malik, A., Ardalani, H., Anam, S., McNair, Laura M., Kromphardt, K. J. K., Frandsen, R. J. N., Franzyk, Henrik, Stærk, Dan & Kongstad, Kenneth Thermann, 2020, In: Fitoterapia. 142, 8 p., 104522.

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

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