Dan Stærk
Head of Department, Visiting professor
Administration and Operations
Jagtvej 160
2100 København Ø
Biopharmaceuticals
Jagtvej 162
2100 København Ø
- 1997
- 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. 869-877Research output: Contribution to journal › Journal article › Research › peer-review
- 2000
- 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. 1584-1586Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 531-536Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Moderne naturstofkemi: effektiv analyse af naturens stofbiblioteker
Stærk, Dan, Lemmich, E., Franzyk, Henrik, Lemmich, J. & Jaroszewski, J. W., 2000, In: Lægemiddelforskning. p. 6-7Research output: Contribution to journal › Journal article › Communication
- 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
- 2001
- 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. 2217-2221Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Forbedret test af nye lægemidler mod malaria
Christensen, J., Stærk, Dan, Ziegler, H. L., Sairafianpour, M. & Jaroszewski, J. W., 2001, In: Lægemiddelforskning. p. 8-9Research output: Contribution to journal › Journal article › Communication
- 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
- 2002
- 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
- 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. 1299-1302Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 765-768Research output: Contribution to journal › Journal article › Research
- 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. 1764-1768Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- 2003
- 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. 103-105Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 2793-2796Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 1159-1165Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 1754-1768Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 846-850Research output: Contribution to journal › Journal article › Research › peer-review
- 2004
- 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. 337-345Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 743-748Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 119-127Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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. 631-637Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Når filmens fiktion bliver virkelighed
Stærk, Dan, Lambert, M., Sairafianpour, M., Clarkson, C. & Jaroszewski, J. W., 2004, In: Lægemiddelforskning. p. 12-13Research output: Contribution to journal › Journal article › Communication
- 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. 197-203Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 4067-4071Research output: Contribution to journal › Journal article › Research › peer-review
- 2005
- 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. 291-294Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 325-330Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 771-775Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 3547-3553Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 957-960Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 1500-1509Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 2006
- 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. 527-530Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 1300-1304Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 29-48Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- 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. 1280-1288Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 556-563Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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. 923-928Research output: Contribution to journal › Journal article › Research › peer-review
- 2007
- 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. 727-735Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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. 1472-1477Research output: Contribution to journal › Journal article › Research › peer-review
- 2008
- 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. 516-519Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
Lægemidler fra naturstoffer: fortid eller fremtid?
Jaroszewski, J. W., Christensen, Søren Brøgger, Franzyk, Henrik, Stærk, Dan & Ziegler, H., 2008, In: Lægemiddelforskning. p. 4-6Research output: Contribution to journal › Journal article › Communication
- 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. 769Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- 2009
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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. 839-842Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- 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
- 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
- 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
- 2010
- 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
- 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
- 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
- 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
- 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
- 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
- 2011
- 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
- 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
- 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
- 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. 2206-2215Research output: Contribution to journal › Journal article › Research › peer-review
- 2012
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 2013
- 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. 4010-4018Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 141-147Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 8616-8623Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 34-39Research output: Contribution to journal › Journal article › Research › peer-review
- 2014
- 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
- 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. 293-297Research output: Contribution to journal › Letter › Research › peer-review
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
- 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
ID: 1299056
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Identification of α-glucosidase inhibitors in apple peel - a chemometric approach
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Itoside A and 4-hydroxytremulacin from Dovyalis caffra and Dovyalis zeyheri
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Identification of reaction products between drug substances and excipients by HPLC-SPE-NMR: Ester and amide formation between citric acid and 5-aminosalicylic acid
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