Dan Stærk

Dan Stærk

Head of Department, Visiting professor


  1. Published

    HPLC-HRMS-SPE-NMR for accelerated identification of compounds in complex plant extracts: New coumarine derivatives from Coleonema album (Thunb.) Bartl. & Wendl

    de Cássia Lemos Lima, R., Gramsbergen, S. M., Van Staden, J., Jäger, A. K., Kongstad, Kenneth Thermann & Stærk, Dan, Dec 2016, In: Planta Medica. 82, S 01

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  2. Published

    Possible artefacts in the in vitro determination of antimalarial activity of natural products that incorporate into lipid bilayer: apparent antiplasmodial activity of dehydroabietinol, a constituent of Hyptis suaveolens

    Ziegler, H. L., Jensen, T. H., Christensen, J., Stærk, Dan, Hägerstrand, H., Sittie, A. A., Olsen, C. E., Staalsø, Trine, Ekpe, P. & Jaroszewski, J. W., 2002, In: Planta Medica. 68, p. 547-549 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    The antiparasitic compound Licochalcon A is a potent echinocytogenic agent that modifies erythrocyte membrane in the concentration region where the antiplasmodial activity is observed

    Ziegler, H. L., Hansen, Harald S., Stærk, Dan, Christensen, Søren Brøgger, Hägerstrand, H. & Jaroszewski, J. W., 2004, In: Antimicrobial Agents and Chemotherapy. 48, p. 4067-4071

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    New dammarane and malabaricane triterpenes from Caloncoba echinata

    Ziegler, H. L., Stærk, Dan, Christensen, J., Olsen, C. E., Sittie, A. A. & Jaroszewski, J. W., 2002, In: Journal of Natural Products. 65, p. 1764-1768

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Erythrocyte membrane modifying agents and the inhibition of Plasmodium falciparum growth: structure-activity relationships for betulinic acid analogues

    Ziegler, H. L., Franzyk, Henrik, Sairafianpour, M., Tabatabai, M., Tehrani, M. D., Bagherzadeh, K., Hägerstrand, H., Stærk, Dan & Jaroszewski, J. W., 2004, In: Bioorganic & Medicinal Chemistry. 12, p. 119-127

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    In vitro Plasmodium falciparum drug sensitivity assay: inhibition of parasite growth by incorporation of stomatocytogenic amphiphiles into the erythrocyte membrane

    Ziegler, H. L., Stærk, Dan, Christensen, J., Hviid, Lars, Hägerstrand, H. & Jaroszewski, J. W., 2002, In: Antimicrobial Agents and Chemotherapy. 46, 5, p. 1441-6 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Oxetane ring formation in taxol biosynthesis is catalyzed by a bifunctional cytochrome P450 enzyme

    Zhao, Yong, zpm303, zpm303, Xie, Yuman, Duan, Y. T., Andeadelli, A., Pateraki, Irini, Makris, A. M., Pomorski, Thomas Guenther, Stærk, Dan & Kampranis, Sotirios, 2024, In: Journal of the American Chemical Society. 146, p. 801-810

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published
  9. Published

    Potential of Polygonum cuspidatum root as an antidiabetic food: Dual high-resolution α-glucosidase and PTP1B inhibition profiling combined with HPLC-HRMS and NMR for identification of antidiabetic constituents

    Zhao, Yong, Chen, M. X., Kongstad, Kenneth Thermann, Jäger, A. K. & Stærk, Dan, 2017, In: Journal of Agricultural and Food Chemistry. 65, p. 4421-4427

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Biosynthesis and biotechnological production of the anti-obesity agent celastrol

    Zhao, Yong, Hansen, N. L., Duan, Yaotao, Prasad, M., Motawie, Mohammed Saddik, Møller, Birger Lindberg, Pateraki, Irini, Stærk, Dan, Bak, Søren, Miettinen, Karel & Kampranis, Sotirios, 2023, In: Nature Chemistry. 15, p. 1236–1246

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    2(5H)-Furanone sesquiterpenes from Eremophila bignoniiflora: High-resolution inhibition profiling and PTP1B inhibitory activity

    Zhao, Yong, Kjaerulff, Louise, Kongstad, Kenneth Thermann, Heskes, A. M., Møller, Birger Lindberg & Stærk, Dan, 2019, In: Phytochemistry. 166, p. 1-8 112054.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Unraveling the complexity of complex mixtures by combining high-resolution pharmacological, analytical and spectroscopic techniques: Antidiabetic constituents in Chinese medicinal plants

    Zhao, Yong, Kongstad, Kenneth Thermann, Liu, Y., He, C. & Stærk, Dan, 2019, In: Faraday Discussions. 218, p. 202-218

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Polypharmacology-labeled molecular networking: An analytical technology workflow for accelerated identification of multiple bioactive constituents in complex extracts

    Zhao, Yong, Gericke, Oliver, Li, T., Kjaerulff, Louise, Kongstad, Kenneth Thermann, Heskes, A. M., Møller, Birger Lindberg, Jørgensen, Flemming Steen, Venter, H., Coriani, S., Semple, S. J. & Stærk, Dan, 2023, In: Analytical Chemistry. 95, 9, p. 4381-4389 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Orthogonal reversed-phase C18 and pentafluorophenyl HPLC separation for phytochemical profiling of serrulatanes in Eremophila denticulata

    Zhao, Yong, Li, T., Kjaerulff, Louise, Venter, H., Coriani, S., Møller, Birger Lindberg, Semple, S. & Stærk, Dan, 2023, In: Journal of Natural Products. 86, 12, p. 2638-2650

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Inhibition of α-glucosidase activity by selected edible seaweeds and fucoxanthin

    Zaharudin, N. B., Stærk, Dan & Dragsted, Lars Ove, 2019, In: Food Chemistry. 270, p. 481-486 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    High-resolution screening combined with HPLC–HRMS–SPE–NMR for identification of potential health-promoting constituents in sea aster and searocket - New nordic food ingredients

    Wubshet, S. G., Schmidt, J. S., Wiese, S. & Stærk, Dan, 2013, In: Journal of Agricultural and Food Chemistry. 61, 36, p. 8616-8623

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    High resolution antioxidant assay guided HPLC-HRMS-SPE-NMR analysis of Penicillium namyslowskii extract

    Wubshet, S. G., Nyberg, N. & Stærk, Dan, 2012.

    Research output: Contribution to conferencePosterResearch

  18. Published

    High-resolution bioactivity profiling combined with HPLC-HRMS-SPE-NMR: α-glucosidase inhibitors and acetylated ellagic acid rhamnosides from Myrcia palustris DC. (Myrtaceae)

    Wubshet, S. G., Moresco, H. H., Tahtah, Y., Brighente, I. M. C. & Stærk, Dan, 2015, In: Phytochemistry. 116, p. 246-252 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Combined magnetic ligand fishing and high-resolution inhibition profiling for identification of α-glucosidase inhibitory ligands: A new screening approach based on complementary inhibition and affinity profiles.

    Wubshet, S. G., Liu, B., Kongstad, Kenneth Thermann, Böcker, U., Petersen, M. J., Li, T., Wang, J. & Stærk, Dan, 2019, In: Talanta. 200, p. 279-287

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Magnetic ligand fishing as a targeting tool for HPLC-HRMS-SPE-NMR: α-glucosidase inhibitory ligands and alkylresorcinol glycosides from Eugenia catharinae.

    Wubshet, S. G., Brighente, I. M. C., Moaddel, R. & Stærk, Dan, 2015, In: Journal of Natural Products. 78, 11, p. 2657-2665 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Identification of PTP1B and α-glucosidase inhibitory serrulatanes from Eremophila spp. by combined use of dual high-resolution PTP1B and α-glucosidase inhibition profiling and HPLC-HRMS-SPE-NMR

    Wubshet, S. G., Tahtah, Y., Heskes, A. M., Kongstad, Kenneth Thermann, Pateraki, Irini, Hamberger, B. R., Møller, Birger Lindberg & Stærk, Dan, 2016, In: Journal of Natural Products. 79, 4, p. 1063-1072 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Targeting high-performance liquid chromatography-high-resolution mass spectrometry-solid-phase extraction-nuclear magnetic resonance analysis with high-resolution radical scavenging profiles - bioactive secondary metabolites from the endophytic fungus Penicillium namyslowskii

    Wubshet, S. G., Nyberg, N., Tejesvi, M. V., Pirttilä, A. M., Kajula, M., Mattila, S. & Stærk, Dan, 2013, In: Journal of Chromatography A. 1302, p. 34-39

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Identification of Fungal H+-ATPase Inhibitors by Microfractionation and HPLC-HRMS-SPE-NMR

    Wubshet, S. G., Kongstad, Kenneth Thermann, Johannesen, A., Nyberg, N., Jäger, A., Kjellerup, L., Vinther, A. & Stærk, Dan, 2014.

    Research output: Contribution to conferencePosterResearch

  24. Published

    Coupling HPLC-SPE-NMR with a microplate-based high-resolution antioxidant assay for efficient analysis of antioxidants in food – Validation and proof-of-concept study with caper buds

    Wiese, S., Wubshet, S. G., Nielsen, J. & Stærk, Dan, 2013, In: Food Chemistry. 141, 4, p. 4010-4018

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Prolonged Shelf Life in Fermented Milk Products Investigated by Bioassay-Guided Chemometrics

    Vinther, J. M., Garrigues, C., Nyberg, N., Jäger, A., Franzyk, Henrik & Stærk, Dan, 2014.

    Research output: Contribution to conferencePosterResearch

  26. Published

    NMR-based metabolomics and hyphenated NMR techniques – a perfect match in natural products research

    Vinther, J. M., Wubshet, S. G. & Stærk, Dan, Aug 2015, Ethnopharmacology - a Reader. Heinrich, M. & Jäger, A. K. (eds.). Chichester: Wiley, p. 63-74

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  27. Published

    Isolation and structure elucidation of cyclopeptide alkaloids from Ziziphus nummularia and Ziziphus spina-christi by HPLC-DAD-MS and HPLC-PDA-HRMS-SPE-NMR

    Tuenter, E., Foubert, K., Stærk, Dan, Apers, S. & Pieters, L., 2017, In: Phytochemistry. 138, p. 163-169

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

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

    Trinh, T. D. B., Jäger, A. K. & Stærk, Dan, 2017, In: Molecules. 22, 7, 12 p., 1228.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Screening selected Vietnamese plants used to treat diabetes for PTP1B inhibitory activity

    Trinh, T. D. B., Stærk, Dan & Jäger, A. K., Dec 2016, In: Planta Medica. 81, S 01, p. 1 1 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  30. Published

    High-resolution assays combined with HPLC for identification of antidiabetic constituents in Vietnamese plants

    Trinh, T. D. B., Stærk, Dan & Jäger, A. K., 26 Aug 2015.

    Research output: Contribution to conferencePosterResearch

  31. Published

    α-Glucosidase inhibitors from Phyllanthus amarus and Phyllanthus urinaria

    Trinh, T. D. B., Stærk, Dan & Jäger, A. K., Dec 2016, In: Planta Medica. 81, S 01, p. 1 1 p.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  32. Published

    Screening for potential α-glucosidase and α-amylase inhibitory constituents from selected Vietnamese plants used to treat type 2 diabetes

    Trinh, T. D. B., Stærk, Dan & Jäger, A. K., 2016, In: Journal of Ethnopharmacology. 186, p. 189-195 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Xanthones from the twigs of Garcinia oblongifolia and their antidiabetic activity

    Trinh, T. D. B., Quach, T. T. T., Bui, D. N., Stærk, Dan, Nguyen, L. D. & Jäger, A. K., 2017, In: Fitoterapia. 118, p. 126-131

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    High-resolution Assays Combined with HPLC-HRMS-SPE-ttNMR for Identification of Antidiabetic Compounds in root of Scutellaria Baicalensis

    Tahtah, Y., Jønsson, L. H., Nyberg, N., Jäger, A. & Stærk, Dan, 2014.

    Research output: Contribution to conferencePosterResearch

  35. Published
  36. Published
  37. Published

    Production of novel fusarielins by ectopic activation of the polyketide synthase 9 cluster in Fusarium graminearum

    Sørensen, J. L., Hansen, F. T., Søndergaard, T. E., Stærk, Dan, Lee, T. V., Wimmer, R., Klitgaard, L. G., Purup, S., Giese, H. & Frandsen, R. J. N., 2012, In: Environmental Microbiology. 14, 5, p. 1159-1170 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    NMR-spectroscopic studies, and pharmacological evaluation of alkaloids from some medicinal plants

    Stærk, Dan, 2000, Royal Danish school of Pharmacy.

    Research output: Book/ReportPh.D. thesis

  39. Published

    Selagoline, a new alkaloid from Huperzia selago

    Stærk, Dan, Larsen, J., Larsen, L. A., Olafsdottir, E. S., Witt, M. & Jaroszewski, J. W., 2004, In: Natural Product Research. 18, p. 197-203

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Accelerated dereplication of crude extracts using HPLC-PDA-MS-SPE-NMR

    Stærk, Dan, Kesting, J. R., Sairafianpour, M., Witt, M., Asili, J., Emami, S. A. & Jaroszewski, J. W., 2009, In: Phytochemistry. 70, 8, p. 1055-1061 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    HPLC-NMR techniques for plant extract analysis

    Stærk, Dan, Lambert, M. & Jaroszewski, J. W., 2006, Medicinal Plant Biotechnology. From Basic Research to Applications. Kayser, O. & Quax, W. J. (eds.). Weinheim: Wiley-VCH, p. 29-48

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  42. Published

    Moderne naturstofkemi: effektiv analyse af naturens stofbiblioteker

    Stærk, Dan, Lemmich, E., Franzyk, Henrik, Lemmich, J. & Jaroszewski, J. W., 2000, In: Lægemiddelforskning. p. 6-7

    Research output: Contribution to journalJournal articleCommunication

  43. Published

    New bisbenzylisoquinoline alkaloid from Laureliopsis philippiana

    Stærk, Dan, Thi, L. P., Rasmussen, H. B., Guzmán, A. & Mølgaard, Per, 2009, In: Fitoterapia. 80, 2, p. 112-114 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Fremtidens funktionelle fødevarer - et vigtigt middel i kampen mod livsstilssygdomme

    Stærk, Dan, 2012, Profil/Fødevarer & Sundhed. København: Københavns Universitet, Kommunikation, p. 18-19 2 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterCommunication

  45. Published

    Hyphenation of HPLC, SPE and NMR for analysis of complex mixtures

    Stærk, Dan, 2009.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  46. Published

    Jagten på bioaktive naturstoffer: Sammenkoblet HPLC-PDA-HRMS-SPE-NMR til hurtig identifikation af bioaktive naturstoffer i komplekse blandinger

    Stærk, Dan, 2021, In: Dansk Kemi. 102, 4, p. 40-44

    Research output: Contribution to journalContribution to newspaper - Feature articleCommunication

  47. Published

    Noter til M25-1 spektroskopi

    Stærk, Dan & Jaroszewski, J. W., 2007, København: Københavns Universitet, Det Farmaceutiske Fakultet, Institut for Medicinalkemi. 49 p.

    Research output: Book/ReportCompendium/lecture notes

  48. Published

    In vitro cytotoxic activity of phenanthroindolizidine alkaloids from Cynanchum vincetoxicum and Tylophora tanakae against drug-sensitive and multidrug-resistant cancer cells

    Stærk, Dan, Lykkeberg, A. K., Christensen, J., Budnik, B. A., Abe, F. & Jaroszewski, J. W., 2002, In: Journal of Natural Products. 65, p. 1299-1302

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    HPLC-NMR Techniques for Plant Extract Analysis

    Stærk, Dan, Lambert, M. & Jaroszewski, J. W., 20 Mar 2008, Medicinal Plant Biotechnology: From Basic Research to Industrial Applications. Wiley-VCH, p. 29-48 20 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  50. Published

    NMR for gymnasieelever: forelæsningsslides, tabeller og opgavesamling til en NMR undervisningssession for gymnasieelever

    Stærk, Dan, 2010, Institut for Grundvidenskab og Miljø, Københavns Universitet. 39 p.

    Research output: Book/ReportCompendium/lecture notes

  51. Published

    A new class of spermidine-derived alkaloids

    Stærk, Dan, Witt, M., Oketch-Rabah, H. A. & Jaroszewski, J. W., 2003, In: Organic Letters. 5, p. 2793-2796

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. Published
  53. Published

    Vejledning til laboratorieøvelser i 'Organisk Kemi for Biovidenskab'

    Stærk, Dan, 2012, Institut for Grundvidenskab og Miljø, Københavns Universitet. 74 p.

    Research output: Book/ReportCompendium/lecture notes

  54. Published

    Når filmens fiktion bliver virkelighed

    Stærk, Dan, Lambert, M., Sairafianpour, M., Clarkson, C. & Jaroszewski, J. W., 2004, In: Lægemiddelforskning. p. 12-13

    Research output: Contribution to journalJournal articleCommunication

  55. Published

    High-resolution bioactivity profiling combined with HPLC-HRMS-SPE-NMR: accelerated identification of bioactive constituents in food and medicinal plants

    Stærk, Dan, 2015.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  56. Published

    Cytotoxic activity of some phenanthroindolizidine N-Oxide alkaloids from Cynanchum vincetoxicum

    Stærk, Dan, Christensen, J., Lemmich, E., Duus, J. Ø., Olsen, C. E. & Jaroszewski, J. W., 2000, In: Journal of Natural Products. 63, 11, p. 1584-1586

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. Published

    Bis-intercalation of homodimeric thiazole orange dyes in DNA: effect of modifying the linker

    Stærk, Dan, Hamed, A. A., Pedersen, E. B. & Jacobsen, J. P., 1997, In: Bioconjugate Chemistry. 8, p. 869-877

    Research output: Contribution to journalJournal articleResearchpeer-review

  58. Published

    Phenanthroindolizidine alkaloids from Vincetoxicum pumilum

    Stærk, Dan, Nezhad, K. B., Asili, J., Emami, S. A., Ahi, A., Sairafianpour, M. & Jaroszewski, J. W., 2005, In: Biochemical Systematics and Ecology. 33, p. 957-960

    Research output: Contribution to journalJournal articleResearchpeer-review

  59. Published

    High-resolution bioactivity profiling combined with hyphenated HPLC-SPE-NMR – Investigation of functional food and plants with antifungal constituents

    Stærk, Dan, 2014.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  60. Published

    Structural analysis of complex saponins of Balanites aegyptiaca by 800 MHz 1H NMR spectroscopy

    Stærk, Dan, Chapagain, B. P., lindin, T., Wiesman, Z. & Jaroszewski, J. W., 2006, In: Magnetic Resonance in Chemistry. 44, p. 923-928

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    Conformational studies of indole alkaloids corynantheine and dihydrocorynantheine by dynamic 1H NMR spectroscopy and computational methods: steric effects of ethyl vs. vinyl group

    Stærk, Dan, Norrby, P. & Jaroszewski, J. W., 2001, In: Journal of Organic Chemistry. 66, p. 2217-2221

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. Published

    Fremtidens bæredygtige medicin fra naturen: Nye teknologier hjælper med at finde nålen i høstakken

    Stærk, Dan, 2022, In: Pharma. 2022, 2, p. 20-22

    Research output: Contribution to journalContribution to newspaper - Newspaper articleCommunication

  63. Published
  64. Published

    Itoside A and 4-hydroxytremulacin from Dovyalis caffra and Dovyalis zeyheri

    Stanstrup, Jan, Rusch, A., Agnolet, S., Rasmussen, H. B., Mølgaard, Per, Van Staden, J., Stafford, G. I. & Stærk, Dan, 2010, In: Biochemical Systematics and Ecology. 38, 3, p. 346-348 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. Published

    Bisbenzylisoquinoline alkaloids as markers of Atherospermataceae: tetrandrine and fangchinoline from Laureliopsis philippiana

    Stanstrup, Jan, Schmidt, J. S., Rasmussen, H. B., Mølgaard, Per, Guzmán, A. & Stærk, Dan, 2010, In: Biochemical Systematics and Ecology. 38, 3, p. 450-453 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  66. Published

    Isolation of a library of aromadendranes from Landolphia dulcis and its characterization using the VolSurf approach

    Stærk, Dan, Skole, B., Jørgensen, Flemming Steen, Budnik, B. A., Ekpe, P. & Jaroszewski, J. W., 2004, In: Journal of Natural Products. 67, 5, p. 799-805 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  67. Published

    Leishmanicidal, antiplasmodial and cytotoxic activity of indole alkaloids from Corynanthe pachyceras

    Stærk, Dan, Lemmich, E., Christensen, J., Kharazmi, A., Olsen, C. E. & Jaroszewski, J. W., 2000, In: Planta Medica. 66, p. 531-536

    Research output: Contribution to journalJournal articleResearchpeer-review

  68. Published

    Targeted natural product isolation guided by HPLC-SPE-NMR: constituents of Hubertia species

    Sprogøe, K., Stærk, Dan, Jäger, A. K., Adsersen, A., Hansen, S. H., Witt, M., Landbo, A. R., Meyer, A. S. & Jaroszewski, J. W., 2007, In: Journal of Natural Products. 70, 9, p. 1472-1477

    Research output: Contribution to journalJournal articleResearchpeer-review

  69. Published

    Combining HPLC-PDA-MS-SPE-NMR with circular dichroism for complete natural product characterization in crude extracts: Levorotatory gossypol in Thespesia danis

    Sprogøe, K., Stærk, Dan, Ziegler, H. L., Jensen, T. H., Holm-Møller, S. B. & Jaroszewski, J. W., 2008, In: Journal of Natural Products. 71, 4, p. 516-519

    Research output: Contribution to journalJournal articleResearchpeer-review

  70. Published

    Dual high-resolution inhibition profiling and HPLC-HRMS-SPE-NMR analysis for identification of α-glucosidase and radical scavenging inhibitors in Solanum americanum Mill.

    Silva, E. L. E., Almeida-Lafetá, R. C., Borges, R. M. & Stærk, Dan, 2017, In: Fitoterapia. 118, p. 42-48

    Research output: Contribution to journalJournal articleResearchpeer-review

  71. Published

    Athenolide A, a new steroidal lactone from the leaves of Athenaea martiana (Solanacea) determined by means of HPLC-HRMS-SPE-NMR analysis

    Silva, E. L., Almeida-Lafetá, R. C., Borges, R. M. & Stærk, Dan, Jan 2018, In: Chemistry & Biodiversity. 15, 1, 8 p., e1700455.

    Research output: Contribution to journalJournal articleResearchpeer-review

  72. Published

    High-resolution α-glucosidase inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of anti-diabetic compounds in Eremanthus crotonoides (Asteraceae)

    Silva, E. L., Lobo, J., Vinther, J. M., Borges, R. M. & Stærk, Dan, Dec 2016, In: Planta Medica. 82, S 01

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  73. Published

    Effect of residual water and microwave heating on half-lifes of reagents and reactive intermediates in peptide synthesis

    Shelton, A. P. T., Pedersen, S. L., Stærk, Dan & Jensen, Knud Jørgen, 2012, In: Chemistry: A European Journal. 18, 29, p. 9024-9031 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  74. Published

    Biodiscoveries within the Australian plant genus Eremophila based on international and interdisciplinary collaboration: results and perspectives on outstanding ethical dilemmas

    Semple, S., Stærk, Dan, Buirchell, B., Fowler, R., Gericke, Oliver, Kjaerulff, Louise, Zhao, Yong, Pedersen, H. A., Petersen, M. J., Rasmussen, L. F., Bredahl, E. K., Pedersen, Gustav Blichfeldt, McNair, Laura M., Ndi, C., Hansen, N. L., Heskes, A., Bayly, M., Loland, Claus Juul, Heinz, Nanna & Møller, Birger Lindberg, 2022, In: Plant Journal. 111, 4, p. 936-953 15866.

    Research output: Contribution to journalJournal articleResearchpeer-review

  75. Published

    Hyaluronidase, phospholipase A2 and protease inhibitory activity of plants used in traditional treatment of snakebite-induced tissue necrosis in Mali, DR Congo and South Africa

    Schmidt, M. M., Nielsen, L. H., Søgaard, S. V., Stærk, Dan, Rønsted, Nina, Diallo, D., Kusamba Zacharie, C., van Staden, J. & Jäger, A., 2014, In: Journal of Ethnopharmacology. 157, p. 171-180 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  76. Published

    African plants for inhibition of necrotic enzymes from snake venom

    Schmidt, M. M., Nielsen, L., Søgaard, S., Stærk, Dan, Rønsted, Nina, Diallo, D., Kusamba Zacharie, C., Van Staden, J. & Jäger, A. K., 2014.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  77. Published

    Investigation of skin permeation, ex vivo inhibition of venom-induced tissue destruction, and wound healing of African plants used against snakebites

    Schmidt, M. M., Stærk, Dan, Nielsen, Hanne Mørck, Brandner, J. M., Diallo, D., Kusamba Zacharie, C., Van Staden, J. & Jäger, A., 2015, In: Journal of Ethnopharmacology. 165, p. 1-8

    Research output: Contribution to journalJournal articleResearchpeer-review

  78. Published

    Development of a bioassay-coupled HPLC-SPE-ttNMR platform for identification of α-glucosidase inhibitors in apple peel (Malus × domestica Borkh.)

    Schmidt, J. S., Lauridsen, M. B., Dragsted, Lars Ove, Nielsen, J. & Stærk, Dan, 2012, In: Food Chemistry. 135, 3, p. 1692-1699 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  79. Published

    Identification of α-glucosidase inhibitors in apple peel - a chemometric approach

    Schmidt, J. S., Daykin, C. A. & Stærk, Dan, 2012. 1 p.

    Research output: Contribution to conferencePosterResearch

  80. Published

    Assessment of constituents in Allium by multivariate data analysis, high-resolution α-glucosidase inhibition assay and HPLC-SPE-NMR

    Schmidt, J. S., Nyberg, N. & Stærk, Dan, 2014, In: Food Chemistry. 161, p. 192-198 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  81. Published

    Combining PARAFAC analysis of HPLC-PDA profiles and structural characterization using HPLC-PDA-SPE-NMR-MS experiments: commercial preparations of St. John's Wort

    Schmidt, B., Jaroszewski, J. W., Bro, Rasmus, Witt, M. & Stærk, Dan, 2008, In: Analytical Chemistry. 80, 6, p. 1978-1987 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  82. Published

    Plantemetabolomer in action

    Schmidt, B., Stærk, Dan, Bro, Rasmus & Jaroszewski, J. W., 2006, In: Lægemiddelforskning. 2006, p. 4-5 2 p.

    Research output: Contribution to journalJournal articleResearch

  83. Published

    Leishmanicidal and antiplasmodial activity of constituents of Smirnowia iranica

    Sairafianpour, M., Kayser, O., Christensen, J., Asfa, M., Witt, M., Stærk, Dan & Jaroszewski, J. W., 2003, In: Journal of Natural Products. 65, p. 1754-1768

    Research output: Contribution to journalJournal articleResearchpeer-review

  84. Published

    Terpenoids of Salvia hydrangea: two new, rearranged 20-norabietanes and the effect of oleanolic acid on erythrocyte membrane

    Sairafianpour, M., Bahreininejad, B., Witt, M., Ziegler, H. L., Jaroszewski, J. W. & Stærk, Dan, 2003, In: Planta Medica. 69, p. 846-850

    Research output: Contribution to journalJournal articleResearchpeer-review

  85. Published

    Leishmanicidal, antiplasmodial, and cytotoxic activity of novel diterpenoid 1,2-quinones from Perovskia abrotanoides: new source of tanshinones

    Sairafianpour, M., Christensen, J., Stærk, Dan, Budnik, B. A., Kharazmi, A., Bagherzadeh, K. & Jaroszewski, J. W., 2001, In: Journal of Natural Products. 64, 11, p. 1398-1403 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  86. Published

    Furolabdane diterpenoids from Pseudodictamnus aucheri (Boiss.) Salmaki & Siadati (Lamiaceae) as chemophenetic markers

    Sadani, S., Sarrafi, Y. & Stærk, Dan, 2021, In: Biochemical Systematics and Ecology. 98, 4 p., 104304.

    Research output: Contribution to journalJournal articleResearchpeer-review

  87. Published

    On the biosynthetic origin of carminic acid

    Rasmussen, S. A., Kongstad, Kenneth Thermann, Khorsand-Jamal, P., Kannangara, R. M., Nafisi, M., Van Dam, A., Bennedsen, M., Madsen, B., Okkels, F. T., Gotfredsen, C. H., Stærk, Dan, Thrane, U., Mortensen, U. H., Larsen, T. O. & Frandsen, R. J. N., 2018, In: Insect Biochemistry and Molecular Biology. 96, p. 51-61 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  88. Published

    Isolation and structure elucidation of serrulatane diterpenoids from the roots of Eremophila longifolia

    Rasmussen, L. F., Anton, J., Kjaerulff, Louise & Stærk, Dan, 2021, p. 1.

    Research output: Contribution to conferencePosterResearch

  89. Published

    Serrulatane diterpenoids with unusual side chain modifications from root bark of Eremophila longifolia

    Rasmussen, L. F., Anton, Jennifer, Kjaerulff, Louise, Zhao, Yong, Semple, S. J., Ndi, C., Buirchell, B., Møller, Birger Lindberg & Stærk, Dan, 2022, In: Phytochemistry. 203, 14 p., 113408.

    Research output: Contribution to journalJournal articleResearchpeer-review

  90. Published

    Multivariate analysis of integrated and full-resolution 1H-NMR spectral data from complex pharmaceutical preparations: St. John's wort

    Rasmussen, B., Cloarec, O., Tang, H., Stærk, Dan & Jaroszewski, J. W., 2006, In: Planta Medica. 72, p. 556-563

    Research output: Contribution to journalJournal articleResearchpeer-review

  91. Published

    Dovyalicin-type spermidine alkaloids from Dovyalis species

    Rasmussen, B., Nkurunziza, A., Witt, M., Oketch-Rabah, H. A., Jaroszewski, J. W. & Stærk, Dan, 2006, In: Journal of Natural Products. 69, p. 1300-1304

    Research output: Contribution to journalJournal articleResearchpeer-review

  92. Published

    4N-alkyloxycarbonyl derivatives of cytosine: physicochemical characterisation, and cytosine regeneration rates and release from alginic acid gels

    Petersson, K. P., Pedersen, B. T., Stærk, Dan, Krogfelt, K. A. & Larsen, C. S., 2004, In: European Journal of Pharmaceutical Sciences. 23, 4-5, p. 337-345

    Research output: Contribution to journalJournal articleResearchpeer-review

  93. Published

    Serrulatane diterpenoids from the leaves of Eremophila glabra and their potential as antihyperglycemic drug leads

    Petersen, M. J., Liang, Chao, Kjaerulff, Louise, Ndi, C., Semple, S., Buirchell, B., Coriani, S., Møller, Birger Lindberg & Stærk, Dan, 2022, In: Phytochemistry. 196, 11 p., 113072.

    Research output: Contribution to journalJournal articleResearchpeer-review

  94. Published

    A systematic review of possible interactions for herbal medicines and dietary supplements used concomitantly with disease-modifying or symptom-alleviating multiple sclerosis drugs

    Petersen, M. J., Bergien, Sofie Olsgaard & Stærk, Dan, 2021, In: Phytotherapy Research. 35, 7, p. 3610-3631

    Research output: Contribution to journalJournal articleResearchpeer-review

  95. Published

    Immobilized α-amylase magnetic beads for ligand fishing: Proof of concept and identification of α-amylase inhibitors in Ginkgo biloba

    Petersen, M. J., Lima, R. D. C. L., Kjaerulff, Louise & Stærk, Dan, 2019, In: Phytochemistry. 164, p. 94-101

    Research output: Contribution to journalJournal articleResearchpeer-review

  96. Published

    Reversal of ABCG2/BCRP-mediated multidrug resistance by 5,3’,5’-trihydroxy-3,6,7,4’-tetramethoxyflavone isolated from the Australian desert plant Eremophila galeata Chinnock

    Petersen, M. J., Lund, X. L., Semple, S. J., Buirchell, B., Franzyk, Henrik, Gajhede, Michael, Kongstad, Kenneth Thermann, Stenvang, Jan & Stærk, Dan, 2021, In: Biomolecules. 11, 10, 19 p., 1534.

    Research output: Contribution to journalJournal articleResearchpeer-review

  97. Published

    Antimalarial sesquiterpene lactones from Distephanus angulifolius

    Pedersen, M. M., Chukwujekwu, J. C., Lategan, C. A., van Staden, J., Smith, P. J. & Stærk, Dan, 2009, In: Phytochemistry. 70, 5, p. 601-607 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  98. Published

    PTP1B-inhibiting branched-chain fatty acid dimers from Eremophila oppositifolia subsp. angustifolia identified by high-resolution PTP1B inhibition profiling and HPLC-PDA-HRMS-SPE-NMR analysis

    Pedersen, H. A., Ndi, C., Semple, S. J., Buirchell, B., Møller, Birger Lindberg & Stærk, Dan, 7 Apr 2020, In: Journal of Natural Products. 83, p. 1598-1610

    Research output: Contribution to journalJournal articleResearchpeer-review

  99. Published

    Total biosynthesis of the cyclic AMP booster forskolin from Coleus forskohlii

    Pateraki, Irini, Andersen-Ranberg, Johan, Jensen, N. B., Wubshet, S. G., Heskes, A. M., Forman, Victor, Hallström, B., Hamberger, B., Motawie, Mohammed Saddik, Olsen, C. E., Stærk, Dan, Hansen, J., Møller, Birger Lindberg & Hamberger, B. R., 2017, In: eLife. 6, 28 p., e23001.

    Research output: Contribution to journalJournal articleResearchpeer-review

  100. Published

    High-dose naloxone, an experimental tool uncovering latent sensitisation: pharmacokinetics in humans.

    Papathanasiou, T., Springborg, A., Kongstad, Kenneth Thermann, Stærk, Dan, Møller, Kirsten, Taylor, B. K., Lund, Trine Meldgaard & Werner, M. U., 2019, In: British Journal of Anaesthesia. 123, 2, p. e204-e214

    Research output: Contribution to journalJournal articleResearchpeer-review

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