Ulf Madsen

Ulf Madsen

Associate Professor emeritus


  1. Published

    (S)-homo-AMPA, a specific agonist at the mGlu6 subtype of metabotropic glutamic acid receptors

    Ahmadian, H., Nielsen, Birgitte, Bräuner, Hans, Johansen, Tommy Nørskov, Stensbøl, T. B., Sløk, F. A., Sekiyama, N., Nakanishi, S., Krogsgaard-Larsen, Povl & Madsen, Ulf, 24 Oct 1997, In: Journal of Medicinal Chemistry. 40, 22, p. 3700-5

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Design, synthesis, and pharmacology of a highly subtype-selective GluR1/2 agonist, (RS)-2-amino-3-(4-chloro-3-hydroxy-5-isoxazolyl)propionic acid (Cl-HIBO)

    Bjerrum, E. J., Kristensen, Anders Skov, Pickering, D. S., Greenwood, J. R., Nielsen, Birgitte, Liljefors, T., Schousboe, Arne, Bräuner, Hans, Madsen, Ulf & Pickering, Darryl S, 2003, In: Journal of Medicinal Chemistry. 46, 11, p. 2246-9 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Structural and stereochemical requirements for interactions with subtypes of central excitatory amino acid receptors

    Brehm, L., Christensen, I. T., Nielsen, Birgitte, Reinhardt, A., Ebert, B., Madsen, Ulf, Jørgensen, Flemming Steen, Hansen, J. J. & Krogsgaard-Larsen, Povl, 1990, Frontiers in Drug Research; Alfred Benzon Symposium 28. Jensen, B., Jørgensen, F. S. & Kofod, H. (eds.). Copenhagen: Munksgaard , p. 92-105 14 p.

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

  4. Published

    Ligands for glutamate receptors: design and therapeutic prospects

    Bräuner, Hans, Egebjerg, J., Nielsen, E. O., Madsen, Ulf & Krogsgaard-Larsen, Povl, 13 Jul 2000, In: Journal of Medicinal Chemistry. 43, 14, p. 2609-45

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    New analogues of ACPD with selective activity for group II metabotropic glutamate receptors

    Bräuner, Hans, Madsen, Ulf, Mikiciuk-Olasik, E. & Curry, K., 13 Aug 1997, In: European Journal of Pharmacology. 332, 3, p. 327-31 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Unprecedented migration of N-alkoxycarbonyl groups in protected pyroglutaminol

    Bunch, Lennart, Norrby, P., Frydenvang, Karla Andrea, Krogsgaard-Larsen, Povl & Madsen, Ulf, 2001, In: Organic Letters. 3, 3, p. 433-5 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Synthesis and receptor binding affinity of new selective GluR5 ligands

    Bunch, Lennart, Johansen, T. H., Bräuner, Hans, Stensbøl, T. B., Johansen, Tommy Nørskov, Krogsgaard-Larsen, Povl & Madsen, Ulf, Apr 2001, In: Bioorganic & Medicinal Chemistry. 9, 4, p. 875-9

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Rational design, synthesis, and pharmacological evaluation of 2-azanorbornane-3-exo,5-endo-dicarboxylic acid: a novel conformationally restricted glutamic acid analogue

    Bunch, Lennart, Liljefors, T., Greenwood, J. R., Frydenvang, Karla Andrea, Bräuner, Hans, Krogsgaard-Larsen, Povl & Madsen, Ulf, 2003, In: Journal of Organic Chemistry. 68, 4, p. 1489-95 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Mixed cyano-gilman cuprates - Advances in conjugate addition to alpha,beta-unsaturated pyroglutaminol

    Bunch, Lennart, Krogsgaard-Larsen, Povl & Madsen, Ulf, Jan 2002, In: Synthesis. 1, p. 31-33

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Regioselective lithiation and functionalization of 3-(benzyloxy)isothiazole: Application to the synthesis of thioibotenic acid

    Bunch, Lennart, Krogsgaard-Larsen, Povl & Madsen, Ulf, 5 Apr 2002, In: Journal of Organic Chemistry. 67, 7, p. 2375-2377

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Excitatory amino acid agonists and partial agonists

    Christensen, I. T., Reinhardt, A., Nielsen, B., Ebert, B., Madsen, Ulf, Nielsen, E. O., Brehm, L. & Krogsgaard-Larsen, Povl, 1989, In: Drug Design and Delivery. 5, 1, p. 57-71 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Excitatory amino acid receptor ligands. Synthesis and biological activity of 3-isoxazolol amino acids structurally related to homoibotenic acid

    Christensen, I. T., Ebert, B., Madsen, Ulf, Nielsen, Birgitte, Brehm, L. & Krogsgaard-Larsen, Povl, 18 Sep 1992, In: Journal of Medicinal Chemistry. 35, 19, p. 3512-3519 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Excitatory Amino acid agonists and parital agonists

    Christensen, I. T., Reinhardt, A., Nielsen, Birgitte, Ebert, B., Madsen, Ulf, Nielsen, E. Ø., Brehm, L. & Krogsgaard-Larsen, Povl, 1989, In: drug design and delivery. 5, p. 57-71 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Synthesis and pharmacology of 3-hydroxy-delta2-isoxazoline-cyclopentane analogues of glutamic acid

    Conti, P., De Amici, M., Bräuner, Hans, Madsen, Ulf, Toma, L. & De Micheli, C., Nov 2002, In: Farmaco. 57, 11, p. 889-95

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Synthesis and pharmacology of a new AMPA-kainate receptor agonist with potent convulsant activity

    Conti, P., De Amici, M., De Sarro, G., Stensbøl, T. B., Bräuner, Hans, Madsen, Ulf & De Micheli, C., 24 Sep 1998, In: Journal of Medicinal Chemistry. 41, 20, p. 3759-62

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Synthesis and enantiopharmacology of new AMPA-kainate receptor agonists

    Conti, P., De Amici, M., De Sarro, G., Rizzo, M., Stensbøl, T. B., Bräuner, Hans, Madsen, Ulf, Toma, L. & De Micheli, C., 7 Oct 1999, In: Journal of Medicinal Chemistry. 42, 20, p. 4099-107

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Novel 3-carboxy- and 3-phosphonopyrazoline amino acids as potent and selective NMDA receptor antagonists: Design, synthesis, and pharmacological characterization

    Conti, P., Pinto, A., Tamborini, L., Madsen, Ulf, Nielsen, Birgitte, Bräuner, Hans, Hansen, K. B., Landucci, E., Pellegrini-Giampietro, D. E., De Sarro, G., Donato Di Paola, E. & De Micheli, C., 2010, In: ChemMedChem. 5, 9, p. 1465-1475

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Design of novel conformationally restricted analogues of glutamic acid

    Conti, P., De Amici, M., Roda, G., Vistoli, G., Stensbøl, T. B., Bräuner, Hans, Madsen, Ulf, Toma, L. & De Micheli, C., 24 Feb 2003, In: Tetrahedron. 59, 9, p. 1443-1452 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Synthesis of novel N1-substituted bicyclic pyrazole amino acids and evaluation of their interaction with glutamate receptors

    Conti, P., Grazioso, G., di Ventimiglia, S. J., Pinto, A., Roda, G., Madsen, Ulf, Bräuner, Hans, Nielsen, Birgitte, Costagli, C. & Galli, A., Jun 2005, In: Chemistry & Biodiversity. 2, 6, p. 748-57

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Synthesis, binding affinity at glutamic acid receptors, neuroprotective effects, and molecular modeling investigation of novel dihydroisoxazole amino acids

    Conti, P., De Amici, M., Grazioso, G., Roda, G., Pinto, A., Hansen, K. B., Nielsen, Birgitte, Madsen, Ulf, Bräuner, Hans, Egebjerg, J., Vestri, V., Pellegrini-Giampietro, D. E., Sibille, P., Acher, F. C. & De Micheli, C., 6 Oct 2005, In: Journal of Medicinal Chemistry. 48, 20, p. 6315-25

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Synthesis and anticonvulsant activity of novel bicyclic acidic amino acids

    Conti, P., De Amici, M., Joppolo Di Ventimiglia, S., Stensbøl, T. B., Madsen, Ulf, Bräuner, Hans, Russo, E., De Sarro, G., Bruno, G. & De Micheli, C., 3 Jul 2003, In: Journal of Medicinal Chemistry. 46, 14, p. 3102-8

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Design, synthesis, and pharmacological characterization of novel, potent NMDA receptor antagonists

    Conti, P., De Amici, M., Grazioso, G., Roda, G., Barberis Negra, F. F., Nielsen, Birgitte, Stensbøl, T. B., Madsen, Ulf, Bräuner, Hans, Frydenvang, Karla Andrea, De Sarro, G., Toma, L. & De Micheli, C., 30 Dec 2004, In: Journal of Medicinal Chemistry. 47, 27, p. 6740-8 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Design of Cyclopentaisoxazoline Amino Acids as Conformationally Constrained Agonists at Glutamate Receptors

    Conti, P., De Amici, M., Grazioso, G., Roda, G., Stensbøl, T. B., Bräuner, Hans, Madsen, Ulf, Toma, L. & De Micheli, C., 14 Nov 2003, In: European Journal of Organic Chemistry. 22, p. 4455-4461 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Synthesis and pharmacological characterization at glutamate receptors of erythro- and threo-tricholomic acid and homologues thereof

    Conti, P., De Amici, M., Roda, G., Pinto, A., Tamborini, L., Madsen, Ulf, Nielsen, Birgitte, Bräuner, Hans & De Micheli, C., 2007, In: Tetrahedron. 63, 10, p. 2249-2256

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Synthesis and pharmacological evaluation of novel conformationally constrained homologues of glutamic acid

    Conti, P., Caligiuri, A., Pinto, A., Roda, G., Tamborini, L., Nielsen, Birgitte, Madsen, Ulf, Frydenvang, Karla Andrea, Colombo, A. & De Micheli, C., 2007, In: European Journal of Medicinal Chemistry. 42, 8, p. 1059-1068

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Subtype-selective excitatory amino acid receptor agonists and antagonists derived from ibotenic acid

    Ebert, B., Lund, Trine Meldgaard, Madsen, Ulf, Brehm, L. & Krogsgaard-Larsen, Povl, 1992, New leads and targets in drug research: Alfred Benzon Symposium 33. Krogsgaard-Larsen, P., Christensen, S. B. & Kofod, H. (eds.). Copenhagen, p. 340-351 11 p.

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

  27. Published

    Molecular pharmacology of the AMPA agonist, (S)-2-amino-3-(3-hydroxy-5-phenyl-4-isoxazolyl)propionic acid [(S)-APPA] and the AMPA antagonist, (R)-APPA

    Ebert, B., Madsen, Ulf, Lund, Trine Meldgaard, Lenz, S. M. & Krogsgaard-Larsen, Povl, Jun 1994, In: Neurochemistry International. 24, 6, p. 507-15 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Molecular pharmacology of cortical and spinal AMPA receptors

    Ebert, B., Madsen, Ulf, Lund, Trine Meldgaard, Holm, T. & Krogsgaard-Larsen, Povl, 1 Jan 1992, In: Molecular Neuropharmacology. 2, 1, p. 47-49 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Tetrazolyl isoxazole amino acids as ionotropic glutamate receptor antagonists: synthesis, modelling and molecular pharmacology

    Frølund, Bente, Greenwood, J. R., Holm, M. M., Egebjerg, J., Madsen, Ulf, Nielsen, Birgitte, Bräuner, Hans, Stensbøl, T. B. & Krogsgaard-Larsen, Povl, 15 Sep 2005, In: Bioorganic & Medicinal Chemistry. 13, 18, p. 5391-8

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    GABA and glutamic acid receptor ligands

    Frølund, Bente & Madsen, Ulf, 2010, Textbook of drug design and discovery. Krogsgaard-Larsen, P., Strømgaard, K. & Madsen, U. (eds.). 4 ed. Boca Raton: CRC Press, p. 239-262

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

  31. Published

    Glutamate receptor ligands: synthesis, stereochemistry, and enantiopharmacology of methylated 2-aminoadipic acid analogs

    Guldbrandt, M., Johansen, Tommy Nørskov, Frydenvang, Karla Andrea, Bräuner, Hans, Stensbøl, T. B., Nielsen, Birgitte, Karla, R., Santi, F., Krogsgaard-Larsen, Povl & Madsen, Ulf, 2002, In: Chirality. 14, 4, p. 351-63 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Partial agonism and antagonism of the ionotropic glutamate receptor iGLuR5: Structures of the ligand-bining core in complex with domoic acid and 2-amino-3-[5-tert-butyl-3-(phosphonomethoxy)-4-isoxazolyl]propionic acid

    Hald, H., Naur, P., Pickering, Darryl S, Sprogøe, D., Madsen, Ulf, Timmermann, D. B., Ahring, P. K., Liljefors, T., Schousboe, Arne, Egebjerg, J., Gajhede, Michael & Kastrup, Jette Sandholm Jensen, 2007, In: Journal of Biological Chemistry. 282, 35, p. 25726-25736

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Isoxazole amino acids as glutamic acid receptor agonists: conformational and stereochemical aspects

    Hansen, J. J., Madsen, Ulf, Nielsen, E. Ø., Nielsen, Birgitte, Brehm, L. & Krogsgaard-Larsen, Povl, 1989, New Methods in Drug Research. Makriayannis, A. (ed.). Barcelona: Prous Scientific Publishers, Vol. 3. p. 73-101 29 p.

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

  34. Published

    Ibotenic acid and thioibotenic acid: a remarkable difference in activity at group III metabotropic glutamate receptors

    Hermit, M. B., Greenwood, J. R., Nielsen, Birgitte, Bunch, Lennart, Jørgensen, Charlotte Grube, Vestergaard, H. T., Stensbøl, T. B., Sanchez, C., Krogsgaard-Larsen, Povl, Madsen, Ulf & Bräuner, Hans, 23 Feb 2004, In: European Journal of Pharmacology. 486, 3, p. 241-50

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Excitatory amino acid receptor ligands: resolution, absolute stereochemistry, and enantiopharmacology of 2-amino-3-(4-butyl-3-hydroxyisoxazol-5-yl)propionic acid

    Johansen, Tommy Nørskov, Ebert, B., Bräuner, Hans, Didriksen, M., Christensen, I. T., Søby, K. K., Madsen, Ulf, Krogsgaard-Larsen, Povl & Brehm, L., 12 Mar 1998, In: Journal of Medicinal Chemistry. 41, 6, p. 930-9

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Synthesis and structure-activity studies on acidic amino acids and related diacids as NMDA receptor ligands

    Johansen, Tommy Nørskov, Frydenvang, Karla Andrea, Ebert, B., Krogsgaard-Larsen, Povl & Madsen, Ulf, 1994, In: Journal of Medicinal Chemistry. 37, 20, p. 3252-62 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Resolution, configurational assignment, and enantiopharmacology at glutamate receptors of 2-amino-3-(3-carboxy-5-methyl-4-isoxazolyl)propionic acid (ACPA) and demethyl-ACPA

    Johansen, Tommy Nørskov, Stensbøl, T. B., Nielsen, Birgitte, Vogensen, S. B., Frydenvang, Karla Andrea, Sløk, F. A., Bräuner, Hans, Madsen, Ulf & Krogsgaard-Larsen, Povl, 2001, In: Chirality. 13, 9, p. 523-32 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published
  39. Published

    2-Amino-3-(3-hydroxy-1,2,5-thiadiazol-4-yl)propionic acid: resolution, absolute stereochemistry and enantiopharmacology at glutamate receptors

    Johansen, Tommy Nørskov, Janin, Y. L., Nielsen, Birgitte, Frydenvang, Karla Andrea, Bräuner, Hans, Stensbøl, T. B., Vogensen, S. B., Madsen, Ulf & Krogsgaard-Larsen, Povl, 2002, In: Bioorganic & Medicinal Chemistry. 10, 7, p. 2259-66 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Stereostructure-activity studies on agonists at the AMPA and kainate subtypes of ionotropic glutamate receptors

    Johansen, Tommy Nørskov, Greenwood, J. R., Frydenvang, Karla Andrea, Madsen, Ulf & Krogsgaard-Larsen, Povl, 2003, In: Chirality. 15, 2, p. 167-79 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Erratum: Synthesis and pharmacology of glutamate receptor ligands: New isothiazole analogues of ibotenic acid (Organic and Biomolecular Chemistry (2007) 5 DOI:10.1039/b615162k)

    Jørgensen, Charlotte Grube, Clausen, Rasmus Prætorius, Hansen, K. B., Bräuner, Hans, Nielsen, Birgitte, Metzler, B., Kehler, J., Krogsgaard-Larsen, Povl & Madsen, Ulf, 2007, In: Organic and Biomolecular Chemistry. 5, 5, p. 848 1 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  42. Published

    Synthesis and pharmacology of glutamate receptor ligands: new isothiazole analogues of ibotenic acid

    Jørgensen, Charlotte Grube, Clausen, Rasmus Prætorius, Hansen, K. B., Bräuner, Hans, Nielsen, Birgitte, Metzler, B., Kehler, J., Krogsgaard-Larsen, Povl & Madsen, Ulf, 2007, In: Organic & Biomolecular Chemistry. 5, 3, p. 463-471

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    Novel 5-substituted 1-pyrazolol analogues of ibotenic acid: synthesis and pharmacology at glutamate receptors

    Jørgensen, Charlotte Grube, Bräuner, Hans, Nielsen, Birgitte, Kehler, J., Clausen, Rasmus Prætorius, Krogsgaard-Larsen, Povl & Madsen, Ulf, 2007, In: Bioorganic & Medicinal Chemistry. 15, 10, p. 3524-3538

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published
  45. Published

    Structure-activity relationships for negative allosteric mGluR5 modulators

    Kaae, B. H., Harpsøe, Kasper, Kvist, T., Mathiesen, Jesper M., Mølck, C., Gloriam, David E., Jimenez, H. N., Uberti, M. A., Nielsen, S. M., Nielsen, Birgitte, Bräuner, Hans, Sauerberg, P., Clausen, Rasmus Prætorius & Madsen, Ulf, 2012, In: ChemMedChem. 7, 3, p. 440-451

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Design and characterization of dimeric ligands cross-linking two identical modulatory AMPA receptor sites

    Kaae, B. H., Harpsøe, Kasper, Sanz, A. C., Pickering, Darryl S, Sauerberg, P., Clausen, Rasmus Prætorius, Kastrup, Jette Sandholm Jensen, Liljefors, T. & Madsen, Ulf, 19 Aug 2007, In: American Chemical Society. Abstracts of Papers (at the National Meeting). 234

    Research output: Contribution to journalConference abstract in journalResearch

  47. Published

    Structural proof of a dimeric positive modulator bridging two identical AMPA receptor-binding sites

    Kaae, B. H., Harpsøe, Kasper, Kastrup, Jette Sandholm Jensen, Sanz, A. C., Pickering, Darryl S, Metzler, B., Clausen, Rasmus Prætorius, Gajhede, Michael, Sauerberg, P., Liljefors, T. & Madsen, Ulf, 2007, In: Chemistry & Biology. 14, 11, p. 1294-303 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Design of excitatory amino acid receptor agonists, partial agonists and antagonists: Ibotenic acid as a key lead structure

    Krogsgaard-Larsen, Povl, Ebert, B., Lund, Trine Meldgaard, Bräuner, Hans, Sloøk, F. A., Johansen, Tommy Nørskov, Brehm, L. & Madsen, Ulf, 10 Sep 1996, In: European Journal of Medicinal Chemistry. 31, 7-8, p. 515-537 23 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Molecular pharmacology of excitatory amino acid receptors: conformational and stereochemical requirements

    Krogsgaard-Larsen, Povl, Madsen, Ulf, Nielsen, Birgitte, Hansen, J. J., Nielsen, E. Ø., Brehm, L. & Curtis, D. R., 1987, Proceedings of the X'th International Congress of Pharmacology. Rand, M. J. & Raper, C. (eds.). Elsevier, p. 113-116 4 p.

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

  50. Published

    Medicinal chemical and pharmacological focus on GABA and glutamic acid receptors in neurodegenerative disorders

    Krogsgaard-Larsen, Povl, Hedegaard, A., Nielsen, L., Nielsen, Birgitte, Madsen, Ulf, Brehm, L., Falch, E., Hjeds, H. & Hansen, J. J., 1989, Trends in Medicinal Chemistry '88. van der Goot, H., Domány, G., Pallos, L. & Timmerman, H. (eds.). Elsevier, Amsterdam, p. 429-452 24 p.

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

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