Dan Stærk
Head of Department, Visiting professor
Administration and Operations
Jagtvej 160
2100 København Ø
Biopharmaceuticals
Jagtvej 162
2100 København Ø
- 2016
- Published
- Published
High-resolution PTP1B inhibition profiling combined with high-performance liquid chromatography - high-resolution mass spectrometry - solid-phase extraction - nuclear magnetic resonance spectroscopy: Proof-of-concept and antidiabetic constituents in crude extract of Eremophila lucida
Tahtah, Y., Wubshet, S. G., Kongstad, Kenneth Thermann, Heskes, A. M., Pateraki, Irini, Møller, Birger Lindberg, Jäger, A. & Stærk, Dan, 2016, In: Fitoterapia. 110, p. 52-58 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High-resolution α-glucosidase inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of anti-diabetic compounds in Eremanthus crotonoides (Asteraceae)
Lana e Silva, E., Felipe Revoredo Lobo, J., Vinther, J. M., Moreira Borges, R. & Stærk, Dan, 2016, In: Molecules. 21, 6, 19 p., 782.Research output: Contribution to journal › Journal article › Research › peer-review
- 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 journal › Journal article › Research › peer-review
- Published
Molecular phylogenetics as a predictive tool in plant-based drug discovery in the genus Euphorbia L.
Ernst, M., Saslis Lagoudakis, H., Grace, O. M., Nilsson, N., Simonsen, H. T., Horn, J. W., Stærk, Dan & Rønsted, Nina, 2016, In: Planta Medica. 82, S 01Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Oxidation and cyclization of Casbene in the biosynthesis of Euphorbia factors from mature seeds of Euphorbia lathyris L
Luo, Dan, Callari, R., Hamberger, B., Wubshet, S. G., Nielsen, M. T., Andersen-Ranberg, Johan, Hallström, B. M., Cozzi, F., Heider, H., Møller, Birger Lindberg, Stærk, Dan & Hamberger, B. R., 2016, In: Proceedings of the National Academy of Sciences of the United States of America. 113, 34, p. E5082-E5089 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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 journal › Journal article › Research › peer-review
- Published
Spektroskopi – Strukturopklaring vha NMR og IR: Kompendium med forelæsningsslides, tabeller og opgavesamling til en undervisningsdag i spektroskopi ved Institut for Lægemiddeldesign og Farmakologi på Det Sundhedsvidenskabelige Fakultet, Københavns Universitet.
Stærk, Dan, 2016, 74 p.Research output: Book/Report › Compendium/lecture notes › Education
- 2015
- Published
High-resolution hyaluronidase inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of anti-necrosis constituents in Clausena excavata
Liu, Y., Stærk, Dan, Nyberg, N. & Jager, A. K., Nov 2015, In: Planta Medica. 81, 16, p. 1432-1432Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
High-resolution α-glucosidase and radical scavenging profiling combined with HPLC-HRMS-SPE-NMR for identification of bioactive constituents in crude extract of Pueraria lobata
Liu, B., Kongstad, Kenneth Thermann, Nyberg, N. T., Sun, Q., Jager, A. K. & Stærk, Dan, Nov 2015, In: Planta Medica. 81, 16, p. 1437-1437Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- 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 conference › Poster › Research
- Published
High-resolution snake venom inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of antivenomous constituents in Clausena excavata
Liu, Y., Nyberg, N., Stærk, Dan & Jäger, A. K., 26 Aug 2015.Research output: Contribution to conference › Poster › Research
- Published
High-resolution α-glucosidase and radical scavenging profiling combined with HPLC-HRMS-SPE-NMR for identification of bioactive constituents in crude extract of Pueraria lobata
Liu, B., Kongstad, Kenneth Thermann, Nyberg, N., Qinglei, S., Jäger, A. K. & Stærk, Dan, 26 Aug 2015.Research output: Contribution to conference › Poster › Research
- Published
Inhibitory potential of 40 medicinal plant extracts from Madagascar against enzymes linked to type 2 diabetes
Beidokhti, M. N., Lobbens, E. S., Rasoavaivo, P., Stærk, Dan & Jäger, A. K., 26 Aug 2015.Research output: Contribution to conference › Poster › Research
- 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. 63-74Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
Fungal plasma membrane H+-ATPase inhibitory activity of o-hydroxybenzylated flavanones and chalcones from Uvaria chamae P. Beauv
Kongstad, Kenneth Thermann, Wubshet, S. G., Kjellerup, L., winther, A. L. & Stærk, Dan, 20 Jun 2015, In: Fitoterapia. 105, p. 102-106 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Dual High-Resolution α-Glucosidase and Radical Scavenging Profiling Combined with HPLC-HRMS-SPE-NMR for Identification of Minor and Major Constituents Directly from the Crude Extract of Pueraria lobata
Liu, B., Kongstad, Kenneth Thermann, Qinglei, S., Nyberg, N., Jäger, A. & Stærk, Dan, 13 Feb 2015, In: Journal of Natural Products. 78, 2, p. 294–300 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Combined use of high-resolution α-glucosidase inhibition profiling and HPLC-HRMS-SPE-NMR for investigation of antidiabetic principles in crude plant extracts
Kongstad, Kenneth Thermann, Özdemir, C., Barzak, A., Wubshet, S. G. & Stærk, Dan, 5 Feb 2015, In: Journal of Agricultural and Food Chemistry. 63, 8, p. 2257-2263 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 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 conference › Conference abstract for conference › Research › peer-review
- 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 journal › Journal article › Research › peer-review
- Published
High-resolution hyaluronidase inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of anti-necrosis constituents in Chinese plants used to treat snakebite
Liu, Y., Stærk, Dan, Nielsen, M. N., Nyberg, N. & Jäger, A. K., 2015, In: Phytochemistry. 119, p. 62-69 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High-resolution snake venom inhibition profiling combined with HPLC-HRMS-SPE-NMR for identification of antivenomous constituents in Clausena excavata
Liu, Y., Nyberg, N., Stærk, Dan & Jäger, A., 2015.Research output: Contribution to conference › Poster › Research
- Published
High-resolution α-glucosidase and radical scavenging profiling combined with HPLC-HRMS-SPE-NMR for identification of bioactive constituents in crude extract of Pueraria lobata
Liu, B., Kongstad, Kenneth Thermann, Nyberg, N., Qinglei, S., Jäger, A. & Stærk, Dan, 2015.Research output: Contribution to conference › Poster › Research
- Published
Identification of Fungal Plasma Membrane H+-ATPase Inhibitors in Lecaniodiscus cupanioides by HPLC-HRMS-SPE-NMR
Straadt, I. K., Kongstad, Kenneth Thermann & Stærk, Dan, 2015.Research output: Contribution to conference › Poster › Research
- Published
Intact penetratin metabolite permeates across Caco-2 monolayers
Birch, D., Christensen, M. V., Stærk, Dan, Franzyk, Henrik & Nielsen, Hanne Mørck, 2015.Research output: Contribution to conference › Poster › Research
- 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. 1-8Research output: Contribution to journal › Journal article › Research › peer-review
- 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 journal › Journal article › Research › peer-review
- Published
NMR-based metabolomics for identification of α-amylase inhibitors in rowan berries (Sorbus spp.)
Broholm, S. L., Gramsbergen, S., Nyberg, N., Jäger, A. & Stærk, Dan, 2015. 1 p.Research output: Contribution to conference › Poster › Research
- Published
Triple aldose reductase/α-glucosidase/radical scavenging high-resolution profiling combined with high-performance liquid chromatography – high-resolution mass spectrometry – solid-phase extraction – nuclear magnetic resonance spectroscopy for identification of antidiabetic constituents in crude extract of Radix Scutellariae
Tahtah, Y., Kongstad, Kenneth Thermann, Wubshet, S. G., Nyberg, N., Jønsson, L. H., Jäger, A. K., Qinglei, S. & Stærk, Dan, 2015, In: Journal of Chromatography A. 1408, p. 125-132 8 p.Research 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
- 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
- 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
- 2011
- 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
- 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
- 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
- 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
- 2008
- 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
- 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
- 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
- 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
- 2005
- 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
- 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
ID: 1299056
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Identification of α-glucosidase inhibitors in apple peel - a chemometric approach
Research output: Contribution to conference › Poster › Research
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Itoside A and 4-hydroxytremulacin from Dovyalis caffra and Dovyalis zeyheri
Research output: Contribution to journal › Journal article › Research › peer-review
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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
Research output: Contribution to journal › Journal article › Research › peer-review
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