Helle S. Waagepetersen

Helle S. Waagepetersen

Guest Researcher


  1. 2012
  2. Published

    Glutamate efflux from brain to blood - Studies in an in vitro blood-brain barrier model

    Helms, H. C. C., Madelung, R., Waagepetersen, Helle S., Nielsen, C. U. & Larsen, Birger Brodin, 2012.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  3. Published

    Impairment of the organization of locomotor and exploratory behaviors in bile duct-ligated rats

    Leke, R., de Oliveira, D. L., Mussulini, B. H. M., Pereira, M. S., Kazlauckas, V., Mazzini, G., Hartmann, C. R., Silveira, T. R., Simonsen, M., Bak, Lasse Kristoffer, Waagepetersen, Helle S., Keiding, S., Schousboe, Arne & Portela, L. V., 2012, In: P L o S One. 7, 5, p. e36322

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    In vitro evidence for the brain glutamate efflux hypothesis: brain endothelial cells cocultured with astrocytes display a polarized brain-to-blood transport of glutamate

    Helms, H. C., Madelung, R., Waagepetersen, Helle S., Nielsen, C. U. & Larsen, Birger Brodin, 2012, In: Glia. 60, 6, p. 882-893

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    In-vitro models of the blood brain barrier

    Larsen, Birger Brodin, Helms, H. C. C., Groth, S., Waagepetersen, Helle S. & Nielsen, C. U., 2012. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  6. Published

    Novel model of neuronal bioenergetics: postsynaptic utilization of glucose but not lactate correlates positively with Ca2+ signalling in cultured mouse glutamatergic neurons

    Bak, Lasse Kristoffer, Obel, L. L. F., Walls, Anne Byriel, Schousboe, Arne, Faek, S. A. A., Jajo, F. S. & Waagepetersen, Helle S., 2012, In: A S N Neuro. 4, 3, p. 151-160

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Quantitative importance of the pentose phosphate pathway determined by incorporation of 13C from [2-13C]- and [3-13C]glucose into TCA cycle intermediates and neurotransmitter amino acids in functionally intact neurons

    Brekke, E. M., Walls, Anne Byriel, Schousboe, Arne, Waagepetersen, Helle S. & Sonnewald, U., 2012, In: Journal of Cerebral Blood Flow and Metabolism. 32, 9, p. 1788-1799 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Valine but not leucine or isoleucine supports neurotransmitter glutamate synthesis during synaptic activity in cultured cerebellar neurons

    Bak, Lasse Kristoffer, Johansen, M. L., Schousboe, Arne & Waagepetersen, Helle S., 2012, In: Journal of Neuroscience Research. 90, 9, p. 1768-75 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    siRNA knock down of glutamate dehydrogenase in astrocytes affects glutamate metabolism leading to extensive accumulation of the neuroactive amino acids glutamate and aspartate

    Jensen, Dorte Skytt, Klawonn, A. M., Strid, M. H., Pajecka, K., Patruss, Y., Quintana-Cabrera, R., Bolanos, J. P., Schousboe, Arne & Waagepetersen, Helle S., 2012, In: Neurochemistry International. 61, 4, p. 490-497

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 2011
  11. Published

    Neuron-glia interactions in glutamatergic neurotransmission: roles of oxidative and glycolytic adenosine triphosphate as energy source

    Schousboe, Arne, Sickmann, H. M., Bak, Lasse Kristoffer, Schousboe, I., Jajo, F. S., Faek, S. A. A. & Waagepetersen, Helle S., 1 Dec 2011, In: Journal of Neuroscience Research. 89, 12, p. 1926-34 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Inhibition of glutamine synthesis induces glutamate dehydrogenase-dependent ammonia fixation into alanine in co-cultures of astrocytes and neurons

    Dadsetan, S., Bak, Lasse Kristoffer, Sørensen, M., Keiding, S., Vilstrup, H., Ott, P., Leke, R., Schousboe, Arne & Waagepetersen, Helle S., 1 Sep 2011, In: Neurochemistry International. 59, 4, p. 482-8 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Branched-chain amino acids increase arterial blood ammonia in spite of enhanced intrinsic muscle ammonia metabolism in patients with cirrhosis and healthy subjects

    Dam, G., Keiding, S., Munk, O. L., Ott, P., Buhl, M., Vilstrup, H., Bak, Lasse Kristoffer, Waagepetersen, Helle S., Schousboe, Arne, Møller, N. & Sørensen, M., 1 Aug 2011, In: American Journal of Physiology: Gastrointestinal and Liver Physiology. 301, 2, p. G269-77

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Synthesis of neurotransmitter GABA via the neuronal tricarboxylic acid cycle is elevated in rats with liver cirrhosis consistent with a high GABAergic tone in chronic hepatic encephalopathy

    Leke, R., Bak, Lasse Kristoffer, Iversen, P., Sørensen, M., Keiding, S., Vilstrup, H., Ott, P., Portela, L. V., Schousboe, Arne & Waagepetersen, Helle S., 1 Jun 2011, In: Journal of Neurochemistry. 117, 5, p. 824-32 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Detoxification of ammonia in mouse cortical GABAergic cell cultures increases neuronal oxidative metabolism and reveals an emerging role for release of glucose-derived alanine

    Leke, R., Bak, Lasse Kristoffer, Anker, M., Melø, T. M., Sørensen, M., Keiding, S., Vilstrup, H., Ott, P., Portela, L. V., Sonnewald, U., Schousboe, Arne & Waagepetersen, Helle S., 1 Apr 2011, In: Neurotoxicity Research. 19, 3, p. 496-510 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    13C NMR spectroscopy and mass spectrometry analysis of intermediary metabolism in cultured neural cells

    Sonnewald, U., Schousboe, Arne & Waagepetersen, Helle S., 18 Mar 2011, Cell Culture Techniques. Aschner, M., Sunol, C. & Bal-Price, A. (eds.). p. 403-415 13 p. (Neuromethods, Vol. 56).

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

  17. Published

    Brain energy and ammonia metabolism

    Bak, Lasse Kristoffer, Waagepetersen, Helle S. & Schousboe, Arne, 2011, Functional molecular imaging in hepatology. Bussum, The Netherlands: Bentham Science Publishers, p. 129-144

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

  18. Published

    Glutamate and glutamine in brain disorders

    Bak, Lasse Kristoffer, Schousboe, Arne & Waagepetersen, Helle S., 2011, Neurochemical mechanisms in diseases. Blass, J. P. (ed.). New York: Springer Publishing Company, Vol. 1. p. 195-212 (Advances in Neurobiology).

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

  19. Published

    Knockout of GAD65 has major impact on synaptic GABA synthesized from astrocyte-derived glutamine

    Walls, Anne Byriel, Eyjolfsson, E. M., Smeland, O. B., Nilsen, L. H., Schousboe, I., Schousboe, Arne, Sonnewald, U. & Waagepetersen, Helle S., 2011, In: Journal of Cerebral Blood Flow and Metabolism. 31, 2, p. 494-503 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. 2010
  21. Published

    Paracellular tightness and claudin-5 expression is increased in the BCEC/Astrocyte blood-brain barrier model by increasing media buffer capacity during growth

    Helms, H. C., Waagepetersen, Helle S., Nielsen, C. U. & Larsen, Birger Brodin, Dec 2010, In: The AAPS Journal. 12, 4, p. 759-770

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    A possible role of the non-GAT1 GABA transporters in transfer of GABA from GABAergic to glutamatergic neurons in mouse cerebellar neuronal cultures

    Suñol, C., Babot, Z., Cristòfol, R., Sonnewald, U., Waagepetersen, Helle S. & Schousboe, Arne, Sep 2010, In: Neurochemical Research. 35, 9, p. 1384-1390 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    A functioning glycolysis is important for maintenance of glutamate transport in cultured astrocytes

    Schousboe, Arne, Sickmann, H. M., Bak, Lasse Kristoffer, Schousboe, I., Bouman, S. D. & Waagepetersen, Helle S., 2010, In: Journal of Neurochemistry. s1, p. 288-289

    Research output: Contribution to journalConference abstract in journalResearch

  24. Published

    Characterization of primary and secondary cultures of astrocytes prepared from mouse cerebral cortex

    Jensen, Dorte Skytt, Madsen, K. K., Pajecka, K., Schousboe, Arne & Waagepetersen, Helle S., 2010, In: Neurochemical Research. 35, 12, p. 2043-2052 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Claudin-5 mRNA expression and transendothelial electrical resistance (TEER) correlate in the BCEC/astrocyte blood-brain barrier model

    Helms, H. C. C., Waagepetersen, Helle S., Nielsen, C. U. & Larsen, Birger Brodin, 2010. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  26. Published

    Functional importance of the astrocytic glycogen-shunt and glycolysis for maintenance of an intact intra/extracellular glutamate gradient

    Schousboe, Arne, Sickmann, H. M., Walls, Anne Byriel, Bak, Lasse Kristoffer & Waagepetersen, Helle S., 2010, In: Neurotoxicity Research. 18, 1, p. 94-9 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    GABA-syntese - en vigtig brik for kontrol af epilepsi

    Walls, Anne Byriel, Schousboe, Arne & Waagepetersen, Helle S., 2010, In: Lægemiddelforskning. 2010, p. 31-33

    Research output: Contribution to journalJournal articleCommunication

  28. Published

    GAD65 is essential for synthesis of GABA destined for tonic inhibition regulating epileptiform activity

    Walls, Anne Byriel, Nilsen, L. H., Eyjolfsson, E. M., Vestergaard, H. T., Hansen, S. L., Schousboe, Arne, Sonnewald, U. & Waagepetersen, Helle S., 2010, In: Journal of Neurochemistry. 115, 6, p. 1398–1408

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 983216