Lasse Kristoffer Bak

Lasse Kristoffer Bak

Guest Researcher, Professor


  1. 2017
  2. Published

    Expression of the human isoform of glutamate dehydrogenase, hGDH2, augments TCA cycle capacity and oxidative metabolism of glutamate during glucose deprivation in astrocytes

    Nissen, J. D., Lykke, K., Bryk, J., Stridh, M. H., Zaganas, I., Jensen, Dorte Skytt, Schousboe, Arne, Bak, Lasse Kristoffer, Enard, W., Pääbo, S. & Waagepetersen, Helle S., 2017, In: Glia. 65, 3, p. 474–488

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Glucose, Lactate and Glutamine but not Glutamate Support Depolarization-Induced Increased Respiration in Isolated Nerve Terminals

    Hohnholt, M. C., Andersen, V. H., Bak, Lasse Kristoffer & Waagepetersen, Helle S., 2017, In: Neurochemical Research. 42, 1, p. 191-201 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Patient iPSC-derived neurons for disease modeling of frontotemporal dementia with mutation in CHMP2B

    Zhang, Y., Schmid, B., Qas Younan, N. K., Rasmussen, M. A., Garcia, B. I. A., Agger, M., Callø, K., Stummann, T. C., Larsen, H. M., Nielsen, T. T., Huang, J., Xu, F., Liu, X., Bolund, L., Meyer, M., Bak, L. K., Waagepetersen, H. S., Luo, Y., Nielsen, J. E., Consortium, T. FRA. & 4 others, Holst, B., Clausen, C., Hyttel, P. & Freude, Kristine, 2017, In: Stem Cell Reports. 8, 3, p. 648-658

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 2016
  6. Published

    The anticonvulsant action of the galanin receptor agonist NAX-5055 involves modulation of both excitatory- and inhibitory neurotransmission

    Walls, Anne Byriel, Flynn, S. P., West, P. J., Müller, M. S., Bak, Lasse Kristoffer, Bulaj, G., Schousboe, Arne & White, H. S., Mar 2016, In: Epilepsy Research. 121, p. 55-63 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Neuronal Cell Death Induced by Mechanical Percussion Trauma in Cultured Neurons is not Preceded by Alterations in Glucose, Lactate and Glutamine Metabolism

    Jayakumar, A. R., Bak, Lasse Kristoffer, Rama Rao, K. V., Waagepetersen, Helle S., Schousboe, Arne & Norenberg, M. D., Feb 2016, In: Neurochemical Research. 41, 1, p. 307-15 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. 2015
  9. Published

    Dynamic changes in cytosolic ATP levels in cultured glutamatergic neurons during NMDA-induced synaptic activity supported by glucose or lactate

    Lange, S. C., Winkler, U., Andresen, Lars, Byhrø, M., Waagepetersen, Helle S., Hirrlinger, J. & Bak, Lasse Kristoffer, Dec 2015, In: Neurochemical Research. 40, 12, p. 2517-2526 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Fluctuations in Cytosolic Calcium Regulate the Neuronal Malate-Aspartate NADH Shuttle: Implications for Neuronal Energy Metabolism

    Satrústegui, J. & Bak, Lasse Kristoffer, Dec 2015, In: Neurochemical Research. 40, 12, p. 2425-30 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Two isoforms of glycogen phosphorylase activated by the same signaling trains: how and why?

    Bak, Lasse Kristoffer, Mueller, M. S., Fox, R., Pedersen, Sofie E., Walls, Anne Byriel, Christiansen, Ann-Kathrin Lindahl, Jakobsen, E., Schousboe, Arne & Waagepetersen, Helle S., Aug 2015, In: Journal of Neurochemistry. 134, suppl. 1, p. 56-56 1 p., S26-01.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  12. Published

    The Glutamine-Glutamate/GABA Cycle: Function, Regional Differences in Glutamate and GABA Production and Effects of Interference with GABA Metabolism

    Walls, Anne Byriel, Waagepetersen, Helle S., Bak, Lasse Kristoffer, Schousboe, Arne & Sonnewald, U., Feb 2015, In: Neurochemical Research. 40, 2, p. 402-9 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Glutamine and ammonia in hepatic encephalopathy

    Dadsetan, S., Waagepetersen, Helle S., Schousboe, Arne & Bak, Lasse Kristoffer, 1 Jan 2015, Glutamine in Clinical Nutrition. Springer New York LLC, p. 219-227 9 p.

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

  14. Published

    Isoform-selective regulation of glycogen phosphorylase by energy deprivation and phosphorylation in astrocytes

    Müller, M. S., Pedersen, Sofie E., Walls, Anne Byriel, Waagepetersen, Helle S. & Bak, Lasse Kristoffer, Jan 2015, In: Glia. 63, 1, p. 154-62 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. 2014
  16. Published

    Astrocyte glycogenolysis is triggered by store-operated calcium entry and provides metabolic energy for cellular calcium homeostasis

    Müller, M. S., Fox, R., Schousboe, Arne, Waagepetersen, Helle S. & Bak, Lasse Kristoffer, Apr 2014, In: Glia. 62, 4, p. 526-34 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Effects of hyperammonemia on brain energy metabolism: controversial findings in vivo and in vitro

    Schousboe, Arne, Waagepetersen, Helle S., Leke, R. & Bak, Lasse Kristoffer, 1 Mar 2014, In: Metabolic Brain Disease. 29, 4, p. 913-917 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Effect of glutamine synthetase inhibition on brain and interorgan ammonia metabolism in bile duct ligated rats

    Fries, A. W., Dadsetan, S., Keiding, S., Bak, Lasse Kristoffer, Schousboe, Arne, Waagepetersen, Helle S., Simonsen, M., Ott, P., Vilstrup, H. & Sørensen, M., Mar 2014, In: Journal of Cerebral Blood Flow and Metabolism. 34, 3, p. 460-6 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Metabolic mapping of astrocytes and neurons in culture using stable isotopes and gas chromatography-mass spectrometry (GC-MS)

    Walls, Anne Byriel, Bak, Lasse Kristoffer, Sonnewald, U., Schousboe, Arne & Waagepetersen, Helle S., 1 Jan 2014, In: Neuromethods. 90, p. 73-105 33 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Glutamate dehydrogenase isoforms with N-terminal (His)6- or FLAG-tag retain their kinetic properties and cellular localization

    Pajęcka, K., Nielsen, C. W., Hauge, A., Zaganas, I., Bak, Lasse Kristoffer, Schousboe, Arne, Plaitakis, A. & Waagepetersen, Helle S., 2014, In: Neurochemical Research. 39, 3, p. 487-99 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Glutamate metabolism in the brain focusing on astrocytes

    Schousboe, Arne, Scafidi, S., Bak, Lasse Kristoffer, Waagepetersen, Helle S. & McKenna, M. C., 2014, In: Advances in Neurobiology. 11, p. 13-30 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Oxidative metabolism of astrocytes is not reduced in hepatic encephalopathy: a PET study with [(11)C]acetate in humans

    Iversen, P., Mouridsen, K., Hansen, M. B., Jensen, S. B., Sørensen, M., Bak, Lasse Kristoffer, Waagepetersen, Helle S., Schousboe, Arne, Ott, P., Vilstrup, H., Keiding, S. & Gjedde, Albert, 2014, In: Frontiers in Neuroscience. 8, p. 353

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. 2013
  24. Published

    Astrocytic control of biosynthesis and turnover of the neurotransmitters glutamate and GABA

    Schousboe, Arne, Bak, Lasse Kristoffer & Waagepetersen, Helle S., 15 Aug 2013, In: Frontiers in Endocrinology. 4, 102.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Brain alanine formation as an ammonia-scavenging pathway during hyperammonemia: effects of glutamine synthetase inhibition in rats and astrocyte-neuron co-cultures

    Dadsetan, S., Kukolj, E., Bak, Lasse Kristoffer, Sørensen, M., Ott, P., Vilstrup, H., Schousboe, Arne, Keiding, S. & Waagepetersen, Helle S., Aug 2013, In: Journal of Cerebral Blood Flow and Metabolism. 33, 8, p. 1235-41 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Complex actions of ionomycin in cultured cerebellar astrocytes affecting both calcium-induced calcium release and store-operated calcium entry

    Müller, M. S., Obel, L. L. F., Waagepetersen, Helle S., Schousboe, Arne & Bak, Lasse Kristoffer, Jun 2013, In: Neurochemical Research. 38, 6, p. 1260-5 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Role of branched chain amino acids in cerebral ammonia homeostasis related to hepatic encephalopathy

    Bak, Lasse Kristoffer, Waagepetersen, H. S., Sørensen, M., Ott, P., Vilstrup, H., Keiding, S. & Schousboe, A., Jun 2013, In: Metabolic Brain Disease. 28, 2, p. 209-15 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Glutamate dehydrogenase Isoforms with N-Terminal (His)6- or FLAG-tag retain their kinetic properties and cellular localization

    Pajecka, K., Nielsen, C. W., Hauge, A., Zaganas, I., Bak, Lasse Kristoffer, Schousboe, Arne, Plaitakis, A. & Waagepetersen, Helle S., 26 Apr 2013, In: Neurochemical Research. 39, 3, p. 487-499

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Hepatic encephalopathy is associated with decreased cerebral oxygen metabolism and blood flow, not increased ammonia uptake

    Dam, G., Keiding, S., Munk, O. L., Ott, P., Vilstrup, H., Bak, Lasse Kristoffer, Waagepetersen, Helle S., Schousboe, Arne & Sørensen, M., Jan 2013, In: Hepatology. 57, 1, p. 258-65 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Amino acid neurotransmitter synthesis and removal

    Schousboe, Arne, Bak, Lasse Kristoffer, Madsen, K. K. & Waagepetersen, Helle S., 2013, Neuroglia. Kettenman, H. & Ransom, B. R. (eds.). 3. ed. Oxford: Oxford University Press, p. 443-456 14 p.

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

ID: 1303653