Selected publications

My publications span sleep and neural development, comparative neuroanatomy, disease modelling and drug discovery. The selection below includes recent work on ADHD and calcium channel biology, together with earlier contributions that underpin my research.

2026
Grzymala B, et al. (2026). Reinventing amlodipine. Journal of Pharmacology and Experimental Therapeutics, 393(6), 104900.
2025
Þorsteinsson H, et al. (2025). Validation of L-type calcium channel blocker amlodipine as a novel ADHD treatment through cross-species analysis, drug-target Mendelian randomization, and clinical evidence from medical records. Neuropsychopharmacology, 50(7), 1145–1155.
2025
Grzymala B, et al. (2025). Metabolomic and lipidomic profiling reveals convergent pathways in attention deficit hyperactivity disorder therapeutics: Insights from established and emerging treatments. Journal of Pharmacology and Experimental Therapeutics, 392(4), 103403.
2024
Bhagwandin A, et al. (2024). Where Do Core Thalamocortical Axons Terminate in Mammalian Neocortex When There Is No Cytoarchitecturally Distinct Layer 4? Journal of Comparative Neurology, 532(7), e25652.
2023
Fontana BD, et al. (2023). adgrl3.1-deficient zebrafish show noradrenaline-mediated externalizing behaviors, and altered expression of externalizing disorder-candidate genes, suggesting functional targets for treatment. Translational Psychiatry, 13, 304.
2023
Sveinsdóttir HS, et al. (2023). Novel non-stimulants rescue hyperactive phenotype in an adgrl3.1 mutant zebrafish model of ADHD. Neuropsychopharmacology, 48(8), 1155–1163. First published online in 2022.
2020
Christensen C, Þorsteinsson H, Maier VH, Karlsson KÆ (2020). Multi-parameter Behavioral Phenotyping of the MPP+ Model of Parkinson’s Disease in Zebrafish. Frontiers in Behavioral Neuroscience, 14, 623924.
2016
Dell LA, Karlsson KÆ, Patzke N, Spocter MA, Siegel JM, Manger PR (2016). Organization of the sleep-related neural systems in the brain of the minke whale (Balaenoptera acutorostrata). Journal of Comparative Neurology, 524(10), 2018–2035.
2015
Patzke N, et al. (2015). In contrast to many other mammals, cetaceans have relatively small hippocampi that appear to lack adult neurogenesis. Brain Structure and Function, 220(1), 361–383.
2013
Blouin AM, et al. (2013). Human hypocretin and melanin-concentrating hormone levels are linked to emotion and social interaction. Nature Communications, 4, 1547.
2005
Karlsson KÆ, Gall AJ, Mohns EJ, Seelke AMH, Blumberg MS (2005). The neural substrates of infant sleep in rats. PLOS Biology, 3(5), e143.