Dan Stærk

Dan Stærk

Head of Department, Visiting professor

ORCID: 0000-0003-0074-298X

Publication year:
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1 - 100 out of 229Page size: 100
  1. 1997
  2. 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 journal › Journal article › Research › peer-review

  3. 2000
  4. 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 journal › Journal article › Research › peer-review

  5. 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 journal › Journal article › Research › peer-review

  6. 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 journal › Journal article › Communication

  7. Published

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

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

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

  8. 2001
  9. 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 journal › Journal article › Research › peer-review

  10. Published

    Forbedret test af nye lægemidler mod malaria

    Christensen, J., Stærk, Dan, Ziegler, H. L., Sairafianpour, M. & Jaroszewski, J. W., 2001, In: Lægemiddelforskning. p. 8-9

    Research output: Contribution to journal › Journal article › Communication

  11. 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 journal › Journal article › Research › peer-review

  12. 2002
  13. 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 journal › Journal article › Research › peer-review

  14. 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 journal › Journal article › Research › peer-review

  15. Published

    Incorporation of the Cross Fire Beilstein database in the organic chemistry curriculum at the Royal Danish School of Pharmacy

    Christensen, Søren Brøgger, Franzyk, Henrik, Frølund, Bente, Jaroszewski, J. W., Stærk, Dan & Vedsø, P., 2002, In: Journal of Chemical Education. 79, p. 765-768

    Research output: Contribution to journal › Journal article › Research

  16. 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 journal › Journal article › Research › peer-review

  17. 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 journal › Journal article › Research › peer-review

  18. Published

    Incorporation of the crossfire Beilstein database into the organic chemistry curriculum at the Royal Danish School of Pharmacy

    Christensen, Søren Brøgger, Franzyk, Henrik, Frølund, Bente, Jaroszewski, J. W., Stærk, Dan & Vedsø, P., 1 Jun 2002, In: Journal of Chemical Education. 79, 6, 1 p.

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

  19. 2003
  20. Published

    A 5-deoxyflavonol derivative in Mimosa pudica

    Kirk, L. F., Møller, M. V., Christensen, J., Stærk, Dan, Ekpe, P. & Jaroszewski, J. W., 2003, In: Biochemical Systematics and Ecology. 31, 1, p. 103-105

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

  21. 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 journal › Journal article › Research › peer-review

  22. Published

    Ancistrotanzanine A, the first 5,3’-coupled naphtylisoquinoline alkaloid, and two further, 5,8’-linked related compounds from the newly described species Ancistrocladus tanzaniensis

    Bringmann, G., Dreyer, M., Faber, J. H., Dalsgaard, P. W., Stærk, Dan, Jaroszewski, J. W., Ndangalasi, H., Mbago, F., Brun, R., Reichert, M., Maksimenka, K. & Christensen, Søren Brøgger, 2003, In: Journal of Natural Products. 66, p. 1159-1165

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

  23. 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 journal › Journal article › Research › peer-review

  24. 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 journal › Journal article › Research › peer-review

  25. 2004
  26. 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 journal › Journal article › Research › peer-review

  27. Published

    Ancistrotanzanine C and related 5,1’- and 7,3’- coupled naphtylisoquinoline alkaloids from Ancistrocladus tanzaniensis

    Bringmann, G., Dreyer, M., Faber, J. H., Dalsgaard, P. W., Stærk, Dan, Jaroszewski, J. W., Ndangalasi, H., Mbago, F., Brun, R. & Christensen, Søren Brøgger, 2004, In: Journal of Natural Products. 67, p. 743-748

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

  28. 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 journal › Journal article › Research › peer-review

  29. 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 journal › Journal article › Research › peer-review

  30. Published

    Labdanes and isopimaranes from Platycladus orientalis and their effects on erythrocyte membrane and on Plasmodium falciparum growth in the erythrocyte host cells

    Asili, J., Lambert, M., Ziegler, H. L., Stærk, Dan, Sairafianpour, M., Witt, M., Asghari, G., Ibrahimi, I. & Jaroszewski, J. W., 2004, In: Journal of Natural Products. 67, p. 631-637

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

  31. 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 journal › Journal article › Communication

  32. 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 journal › Journal article › Research › peer-review

  33. 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 journal › Journal article › Research › peer-review

  34. 2005
  35. Published

    Naravelia zeyanica: occurrence of primary benzamides in flowering plants

    Jaroszewski, J. W., Stærk, Dan, Holm-Møller, S. B., Jensen, T. H. & Franzyk, Henrik, 2005, In: Natural Product Research. 19, 3, p. 291-294

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

  36. Published

    Food preference and performance of the larvae of a specialist herbivore: variation among and within host-plant populations

    Leimu, R., Riipi, M. & Stærk, Dan, 2005, In: Acta Oecologica. 28, p. 325-330

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

  37. Published

    HPLC-SPE-NMR hyphenation in natural products research: optimization of analysis of Croton membranaceus extract

    Lambert, M., Stærk, Dan, Hansen, S. H. & Jaroszewski, J. W., 2005, In: Magnetic Resonance in Chemistry. 43, p. 771-775

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

  38. Published

    Hyphenation of solid-phase extraction with liquid chromatography and nuclear magnetic resonance: application of HPLC-DAD-SPE-NMR to identification of constituents of Kanahia laniflora

    Clarkson, C., Stærk, Dan, Hansen, S. H. & Jaroszewski, J. W., 2005, In: Analytical Chemistry. 77, p. 3547-3553

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

  39. 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 journal › Journal article › Research › peer-review

  40. Published

    Rapid extract dereplication using HPLC-SPE-NMR: analysis of isoflavonoids from Smirnowia iranica

    Lambert, M., Stærk, Dan, Hansen, S. H., Sairafianpour, M. & Jaroszewski, J. W., 2005, In: Journal of Natural Products. 68, p. 1500-1509

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

  41. Published

    Erratum: "Naravelia zeylanica: Occurrence of primary benzamides in flowering plants" (Natural Product Research vol. 19 (3) (291-294))

    Jaroszewski, J. W., Stærk, Dan, Holm-Møller, S. B., Jensen, T. H., Franzyk, Henrik & Somanadhan, B., 1 Jun 2005, In: Natural Product Research. 19, 4, 1 p.

    Research output: Contribution to journal › Comment/debate › Research › peer-review

  42. 2006
  43. Published

    Discovering new natural products directly from crude extracts by HPLC-SPE-NMR: chinane diterpenes in Harpagophytum procumbens

    Clarkson, C., Stærk, Dan, Hansen, S. H., Smith, P. J. & Jaroszewski, J. W., 2006, In: Journal of Natural Products. 69, p. 527-530

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

  44. 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 journal › Journal article › Research › peer-review

  45. 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 proceeding › Book chapter › Research › peer-review

  46. Published

    Identification of major and minor constituents of Harpagophytum procumbens (Devil's Claw) using HPLC-SPE-NMR and HPLC-ESIMS/APCIMS

    Clarkson, C., Stærk, Dan, Hansen, S. H., Smith, P. J. & Jaroszewski, J. W., 2006, In: Journal of Natural Products. 69, p. 1280-1288

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

  47. 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 journal › Journal article › Research › peer-review

  48. 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 journal › Journal article › Research

  49. 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 journal › Journal article › Research › peer-review

  50. 2007
  51. Published

    Identification of natural products using HPLC-SPE combined with CapNMR

    Lambert, M., Wolfender, J., Stærk, Dan, Christensen, Søren Brøgger, Hostettmann, K. & Jaroszewski, J. W., 2007, In: Analytical Chemistry. 79, 2, p. 727-735

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

  52. 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/Report › Compendium/lecture notes › Education

  53. 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 journal › Journal article › Research › peer-review

  54. 2008
  55. 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 journal › Journal article › Research › peer-review

  56. 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 journal › Journal article › Research › peer-review

  57. Published

    Lægemidler fra naturstoffer: fortid eller fremtid?

    Jaroszewski, J. W., Christensen, Søren Brøgger, Franzyk, Henrik, Stærk, Dan & Ziegler, H., 2008, In: Lægemiddelforskning. p. 4-6

    Research output: Contribution to journal › Journal article › Communication

  58. Published

    Microwave-Assisted Ring-Opening of Activated Aziridines with Resin-Bound Amines

    Franzyk, Henrik, Crestey, F., Witt, M., Frydenvang, Karla Andrea, Stærk, Dan & Jaroszewski, J., 2008, In: Synfacts. 7, p. 769

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

  59. Published

    Microwave-assisted ring-opening of activated aziridines with resin-bound amines

    Crestey, F., Witt, M., Frydenvang, Karla Andrea, Stærk, Dan, Jaroszewski, J. W. & Franzyk, Henrik, 2008, In: Journal of Organic Chemistry. 73, 9, p. 3566-3569 4 p.

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

  60. 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 proceeding › Book chapter › Research › peer-review

  61. 2009
  62. Published

    1H NMR-based metabolomics applied to study of complex pharmaceutical extracts of Ginkgo biloba

    Agnolet, S., Jaroszewski, J. W. & Stærk, Dan, 2009.

    Research output: Contribution to conference › Conference abstract for conference › Research

  63. Published

    1H-NMR based metabolomics applied to standardized Ginkgo biloba preparations

    Agnolet, S., Jaroszewski, J. W., Verpoorte, R. & Stærk, Dan, 2009.

    Research output: Contribution to conference › Conference abstract for conference › Research

  64. Published

    1H-NMR based metabolomics applied to standardized Ginkgo biloba preparations

    Agnolet, S., Jaroszewski, J. W., Verpoorte, R. & Stærk, Dan, 2009.

    Research output: Contribution to conference › Conference abstract for conference › Research

  65. 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 journal › Journal article › Research › peer-review

  66. 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 journal › Journal article › Research › peer-review

  67. Published

    Application of Rotated PCA Models to Facilitate Interpretation of Metabolite Profiles: Commercial Preparations of St. John's Wort

    Lawaetz, A. J., Schmidt, B., Stærk, Dan, Jaroszewski, J. W. & Bro, Rasmus, 2009, In: Planta Medica.

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

  68. Published

    Application of rotated PCA models to facilitate interpretation of metabolite profiles: commercial preparations of St. John's wort

    Lawaetz, A. J., Schmidt, B., Stærk, Dan, Jaroszewski, J. W. & Bro, Rasmus, 2009, In: Planta Medica. 75, 3, p. 271-279 9 p.

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

  69. Published

    HPLC-SPE-NMR identification of a novel metabolite containing the benzo[c]oxepin skeleton from the endophytic fungus Pestalotiopsis virgatula culture

    Kesting, J. R., Stærk, Dan, Tejesvi, M. V., Kini, K. R., Prakash, H. S. & Jaroszewski, J. W., 2009, In: Planta Medica. 75, 10, p. 1104-1106 3 p.

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

  70. Published

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

    Stærk, Dan, 2009.

    Research output: Contribution to conference › Conference abstract for conference › Research

  71. Published

    Identification of reaction products between drug substances and excipients by HPLC-SPE-NMR: Ester and amide formation between citric acid and 5-aminosalicylic acid

    Larsen, J. T., Stærk, Dan, Cornett, Claus, Hansen, S. H. & Jaroszewski, J. W., 2009, In: Journal of Pharmaceutical and Biomedical Analysis. 49, p. 839-842

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

  72. 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 journal › Journal article › Research › peer-review

  73. Published

    Non-biased investigation of standardized Ginkgo biloba preparations by 1H NMR-based metabolomics and HPLC-PDA-MS-SPE-NMR

    Agnolet, S., Jaroszewski, J. W., Verpoorte, R. & Stærk, Dan, 2009.

    Research output: Contribution to conference › Poster › Research

  74. Published

    Non-biased investigation of standardized Ginkgo biloba preparations by 1H NMR-based metabolomics and HPLC-PDA-MS-SPE-NMR

    Agnolet, S., Jaroszewski, J. W., Verpoorte, R. & Stærk, Dan, 2009. 1 p.

    Research output: Contribution to conference › Poster › Research

  75. Published

    Piperidine and tetrahydropyridine alkaloids from Lobelia siphilitica and Hippobroma longiflora:

    Kesting, J. R., Tolderlund, I., Pedersen, A. F., Witt, M., Jaroszewski, J. W. & Stærk, Dan, 2009, In: Journal of Natural Products. 72, 2, p. 312-315 4 p.

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

  76. 2010
  77. Published

    1H NMR-based metabolomics combined with HPLC-PDA-MS-SPE-NMR for investigation of standardized Ginkgo biloba preparations

    Agnolet, S., Jaroszewski, J. W., Verpoorte, R. & Stærk, Dan, 2010, In: Metabolomics. 6, 2, p. 292-302 11 p.

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

  78. 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 journal › Journal article › Research › peer-review

  79. Published

    Butenolides from plant-derived smoke: natural plant-growth regulators with antagonistic actions on seed germination

    Light, M. E., Burger, B. V., Stærk, Dan, Kohout, L. & Van Staden, J., 2010, In: Journal of Natural Products. 73, 2, p. 267-269 3 p.

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

  80. 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 journal › Journal article › Research › peer-review

  81. 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/Report › Compendium/lecture notes › Education

  82. Published

    New resistance-correlated saponins from the insect-resistant crucifer Barbarea vulgaris

    Nielsen, Nikoline Juul, Nielsen, J. & Stærk, Dan, 2010, In: Journal of Agricultural and Food Chemistry. 58, 9, p. 5509-5514 6 p.

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

  83. 2011
  84. Published

    Efficient and versatile COMU-mediated solid-phase submonomer synthesis of arylopeptoids (oligomeric N-substituted aminomethyl benzamides)

    Hjelmgaard, T., Faure, S., Stærk, Dan, Taillefumier, C. & Nielsen, J., 2011, In: Organic & Biomolecular Chemistry. 9, p. 6832-6843 12 p.

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

  85. Published

    Expedient solution-phase synthesis and NMR studies of arylopeptoids

    Hjelmgaard, T., Faure, S., Stærk, Dan, Taillefumier, C. & Nielsen, J., 2011, In: European Journal of Organic Chemistry. 2011, 22, p. 4121-4132 12 p.

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

  86. Published

    Two novel classes of enzymes are required for the biosynthesis of aurofusarin in Fusarium graminearum

    Frandsen, R. J. N., Schütt, C. W. H., Lund, B. L. W., Stærk, Dan, Nielsen, J., Olsson, S. & Giese, H., 2011, In: Journal of Biological Chemistry. 286, 12, p. 10419-10428 10 p.

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

  87. Published

    Production of unusual dispiro metabolites in Pestalotiopsis virgatula endophyte cultures: HPLC-SPE-NMR, electronic circular dichroism, and time-dependent density-functional computation study

    Kesting, J. R., Olsen, L., Stærk, Dan, Tejesvi, M. V., Kini, K. R., Prakash, H. S. & Jaroszewski, J. W., 26 Sep 2011, In: Journal of Natural Products. 74, 10, p. 2206-2215

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

  88. 2012
  89. Published

    Comprehensive analysis of commercial willow bark extracts by new technology platform: combined use of metabolomics, high-perfomance liquid chromatography-solid-phase extraction-nuclear magnetic resonance spectroscopy and high-resolution radical scavenging assay

    Agnolet, S., Wiese, S., Verpoorte, R. & Stærk, Dan, 2012, In: Journal of Chromatography A. 1262, p. 130-137 8 p.

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

  90. 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 journal › Journal article › Research › peer-review

  91. 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 journal › Journal article › Research › peer-review

  92. 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 proceeding › Book chapter › Communication

  93. 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 conference › Poster › Research

  94. 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 conference › Poster › Research

  95. Published

    Improved solid-phase synthesis and study of arylopeptoids with conformation-directing side chains

    Hjelmgaard, T., Faure, S., De Santis, E., Stærk, Dan, Alexander, B. D., Edwards, A. A., Taillefumier, C. & Nielsen, J., 2012, In: Tetrahedron. 68, 23, p. 4444-4454 11 p.

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

  96. 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 journal › Journal article › Research › peer-review

  97. Published

    Synthesis and antiangiogenic activity of N-alkylated levamisole derivatives

    Hansen, A. N., Bendiksen, C. D., Sylvest, L., Friis, T., Stærk, Dan, Jørgensen, Flemming Steen, Olsen, Christian Adam & Houen, G., 2012, In: P L o S One. 7, 9, 10 p.

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

  98. Published

    Vejledning til laboratorieøvelser i 'Organisk Kemi for Biovidenskab'

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

    Research output: Book/Report › Compendium/lecture notes › Education

  99. 2013
  100. 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 journal › Journal article › Research › peer-review

  101. Published

    Coupling of a high-resolution monoamine oxidase-A inhibitor assay and HPLC-SPE-NMR for advanced bioactivity-profiling of plant extracts

    Grosso, C., Jäger, A. & Stærk, Dan, 2013, In: Phytochemical Analysis. 24, 2, p. 141-147

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

  102. 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 journal › Journal article › Research › peer-review

  103. 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 journal › Journal article › Research › peer-review

  104. 2014
  105. 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 conference › Conference abstract for conference › Research › peer-review

  106. Published

    Analogues of the natural product Sinefungin as inhibitors of EHMT1 and EHMT2

    Devkota, K., Lohse, B., Liu, Q., Wang, M., Stærk, Dan, Berthelsen, J. & Clausen, Rasmus Prætorius, 2014, In: A C S Medicinal Chemistry Letters. 5, 4, p. 293-297

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

  107. 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 journal › Journal article › Research › peer-review

  108. 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 conference › Poster › Research

  109. Published

    High-resolution bacterial growth inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of antibacterial constituents in Chinese plants used to treat snakebites

    Liu, Y., Nielsen, M., Stærk, Dan & Jäger, A., 2014, In: Journal of Ethnopharmacology. 155, 2, p. 1276-1283 8 p.

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

  110. 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 conference › Conference abstract for conference › Research › peer-review

  111. 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

  112. Published

    High-resolution α-amylase assay combined with high-performance liquid chromatography−solid-phase extraction−nuclear magnetic resonance spectroscopy for expedited identification of α-amylase inhibitors – proof of concept and α-amylase inhibitor in cinnamon.

    Okutan, L., Kongstad, Kenneth Thermann, Jäger, A. & Stærk, Dan, 2014, In: Journal of Agricultural and Food Chemistry. 62, 47, p. 11465-11471 7 p.

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

  113. 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 journal › Journal article › Research › peer-review

  114. 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 conference › Poster › Research

  115. 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 conference › Poster › Research

  116. Published

    Secondary metabolite comparison of the species within the Heterobasidion annosum s.l. complex

    Hansson, D., Wubshet, S. G., Olson, Å., Karlsson, M., Stærk, Dan & Broberg, A., 2014, In: Phytochemistry. 108, p. 243-251 9 p.

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

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