Publications 2022

Calamera G, Moltzau LR, Levy FO, Andressen KW (2022)
Phosphodiesterases and Compartmentation of cAMP and cGMP Signaling in Regulation of Cardiac Contractility in Normal and Failing Hearts
Int J Mol Sci, 23 (4)
DOI 10.3390/ijms23042145, PubMed 35216259

Faleeva M, Diakonov I, Srivastava P, Ramuz M, Calamera G, Andressen KW, Bork N, Tsansizi L, Cosson MV, Bernardo AS, Nikolaev V, Gorelik J (2022)
Compartmentation of cGMP Signaling in Induced Pluripotent Stem Cell Derived Cardiomyocytes during Prolonged Culture
Cells, 11 (20)
DOI 10.3390/cells11203257, PubMed 36291124

Manfra O, Calamera G, Froese A, Arunthavarajah D, Surdo NC, Meier S, Melleby AO, Aasrum M, Aronsen JM, Nikolaev VO, Zaccolo M, Moltzau LR, Levy FO, Andressen KW (2022)
CNP regulates cardiac contractility and increases cGMP near both SERCA and TnI: difference from BNP visualized by targeted cGMP biosensors
Cardiovasc Res, 118 (6), 1506-1519
DOI 10.1093/cvr/cvab167, PubMed 33970224

Publications 2021

Danielsen TK, Sadredini M, Manotheepan R, Aronsen JM, Frisk M, Hansen MH, Andressen KW, Hougen K, Levy FO, Louch WE, Sejersted OM, Sjaastad I, Stokke MK (2021)
Exercise Training Stabilizes RyR2-Dependent Ca²⁺ Release in Post-infarction Heart Failure
Front Cardiovasc Med, 7, 623922
DOI 10.3389/fcvm.2020.623922, PubMed 33569394

Publications 2020

Jang W, Adams CE, Liu H, Zhang C, Levy FO, Andressen KW, Lambert NA (2020)
An inactive receptor-G protein complex maintains the dynamic range of agonist-induced signaling
Proc Natl Acad Sci U S A, 117 (48), 30755-30762
DOI 10.1073/pnas.2010801117, PubMed 33199589

Publications 2019

Calamera G, Li D, Ulsund AH, Kim JJ, Neely OC, Moltzau LR, Bjørnerem M, Paterson D, Kim C, Levy FO, Andressen KW (2019)
FRET-based cyclic GMP biosensors measure low cGMP concentrations in cardiomyocytes and neurons
Commun Biol, 2, 394
DOI 10.1038/s42003-019-0641-x, PubMed 31701023

Publications 2018

Andressen KW, Ulsund AH, Krobert KA, Lohse MJ, Bünemann M, Levy FO (2018)
Related GPCRs couple differently to G_s: preassociation between G protein and 5-HT₇ serotonin receptor reveals movement of Gα_s upon receptor activation
FASEB J, 32 (2), 1059-1069
DOI 10.1096/fj.201700486R, PubMed 29079700

Ulsund AH, Dahl M, Frimurer TM, Manfra O, Schwartz TW, Levy FO, Andressen KW (2018)
Preassociation between the 5-HT₇ serotonin receptor and G protein G_s: molecular determinants and association with low potency activation of adenylyl cyclase
FASEB J, 33 (3), 3870-3886
DOI 10.1096/fj.201800805RR, PubMed 30508496

Publications 2017

Meier S, Andressen KW, Aronsen JM, Sjaastad I, Hougen K, Skomedal T, Osnes JB, Qvigstad E, Levy FO, Moltzau LR (2017)
PDE3 inhibition by C-type natriuretic peptide-induced cGMP enhances cAMP-mediated signaling in both non-failing and failing hearts
Eur J Pharmacol, 812, 174-183
DOI 10.1016/j.ejphar.2017.07.014, PubMed 28697992

Todd Milne G, on behalf of the Ironwood team, Sandner P, Lincoln KA, Harrison PC, Chen H, Wang H, Clifford H, Qian HS, Wong D, Sarko C, Fryer R, Richman J, Reinhart GA, Boustany CM, Pullen SS, Andresen H, Moltzau LR, Cataliotti A, Levy FO, Lukowski R, Frankenreiter S, Friebe A, Calamaras T, Baumgartner R et al. (2017)
Abstracts from the 8th International Conference on cGMP Generators, Effectors and Therapeutic Implications : Bamberg, Germany. 23-25 June, 2017
BMC Pharmacol Toxicol, 18 (Suppl 1), 64
DOI 10.1186/s40360-017-0170-5, PubMed 29035170

Publications 2016

Olberg DE, Bauer N, Andressen KW, Hjørnevik T, Cumming P, Levy FO, Klaveness J, Haraldsen I, Sutcliffe JL (2016)
Brain penetrant small molecule (18)F-GnRH receptor (GnRH-R) antagonists: Synthesis and preliminary positron emission tomography imaging in rats
Nucl Med Biol, 43 (8), 478-89
DOI 10.1016/j.nucmedbio.2016.05.003, PubMed 27236283

Publications 2015

Andressen KW, Manfra O, Brevik CH, Ulsund AH, Vanhoenacker P, Levy FO, Krobert KA (2015)
The atypical antipsychotics clozapine and olanzapine promote down-regulation and display functional selectivity at human 5-HT7 receptors
Br J Pharmacol, 172 (15), 3846-60
DOI 10.1111/bph.13169, PubMed 25884989

Impellizzeri AA, Pappalardo M, Basile L, Manfra O, Andressen KW, Krobert KA, Messina A, Levy FO, Guccione S (2015)
Identification of essential residues for binding and activation in the human 5-HT7(a) serotonin receptor by molecular modeling and site-directed mutagenesis
Front Behav Neurosci, 9, 92
DOI 10.3389/fnbeh.2015.00092, PubMed 26005408

Manfra O, Van Craenenbroeck K, Skieterska K, Frimurer T, Schwartz TW, Levy FO, Andressen KW (2015)
Downregulation of 5-HT7 Serotonin Receptors by the Atypical Antipsychotics Clozapine and Olanzapine. Role of Motifs in the C-Terminal Domain and Interaction with GASP-1
ACS Chem Neurosci, 6 (7), 1206-18
DOI 10.1021/cn500339p, PubMed 25706089

Olberg DE, Hausner SH, Bauer N, Klaveness J, Indrevoll B, Andressen KW, Dahl M, Levy FO, Sutcliffe JL, Haraldsen I (2015)
Radiosynthesis of high affinity fluorine-18 labeled GnRH peptide analogues: in vitro studies and in vivo assessment of brain uptake in rats
MedChemComm, 6 (4), 708-714
DOI 10.1039/c4md00486h

Ørstavik Ø, Manfra O, Andressen KW, Andersen GØ, Skomedal T, Osnes JB, Levy FO, Krobert KA (2015)
The inotropic effect of the active metabolite of levosimendan, OR-1896, is mediated through inhibition of PDE3 in rat ventricular myocardium
PLoS One, 10 (3), e0115547
DOI 10.1371/journal.pone.0115547, PubMed 25738589

Publications 2014

Brudeli B, Navaratnarajah M, Andressen KW, Manfra O, Moltzau LR, Nilsen NO, Levy FO, Klaveness J (2014)
Discovery and pharmacological profile of new hydrophilic 5-HT(4) receptor antagonists
Bioorg Med Chem Lett, 24 (18), 4598-4602
DOI 10.1016/j.bmcl.2014.06.083, PubMed 25149506

Kilander MB, Petersen J, Andressen KW, Ganji RS, Levy FO, Schuster J, Dahl N, Bryja V, Schulte G (2014)
Disheveled regulates precoupling of heterotrimeric G proteins to Frizzled 6
FASEB J, 28 (5), 2293-305
DOI 10.1096/fj.13-246363, PubMed 24500924

Olberg DE, Andressen KW, Levy FO, Klaveness J, Haraldsen I, Sutcliffe JL (2014)
Synthesis and in vitro evaluation of small-molecule [18F] labeled gonadotropin-releasing hormone (GnRH) receptor antagonists as potential PET imaging agents for GnRH receptor expression
Bioorg Med Chem Lett, 24 (7), 1846-50
DOI 10.1016/j.bmcl.2014.02.002, PubMed 24613701

Publications 2013

Brudeli B, Andressen KW, Moltzau LR, Nilsen NO, Levy FO, Klaveness J (2013)
Acidic biphenyl derivatives: synthesis and biological activity of a new series of potent 5-HT(4) receptor antagonists
Bioorg Med Chem, 21 (22), 7134-45
DOI 10.1016/j.bmc.2013.09.004, PubMed 24113240

Brudeli B, Moltzau LR, Nguyen CH, Andressen KW, Nilsen NO, Levy FO, Klaveness J (2013)
Synthesis and pharmacological properties of a new hydrophilic and orally bioavailable 5-HT4 antagonist
Eur J Med Chem, 64, 629-37
DOI 10.1016/j.ejmech.2013.03.060, PubMed 23711770

Gellynck E, Heyninck K, Andressen KW, Haegeman G, Levy FO, Vanhoenacker P, Van Craenenbroeck K (2013)
The serotonin 5-HT7 receptors: two decades of research
Exp Brain Res, 230 (4), 555-68
DOI 10.1007/s00221-013-3694-y, PubMed 24042216

Publications 2012

Gellynck E, Andressen KW, Lintermans B, Haegeman G, Levy FO, Vanhoenacker P, Van Craenenbroeck K (2012)
Biochemical and pharmacological study of N-linked glycosylation of the human serotonin 5-HT₇a receptor
FEBS J, 279 (11), 1994-2003
DOI 10.1111/j.1742-4658.2012.08581.x, PubMed 22448645

Publications 2010

Brudeli B, Moltzau LR, Andressen KW, Krobert KA, Klaveness J, Levy FO (2010)
Synthesis and pharmacological properties of novel hydrophilic 5-HT4 receptor antagonists
Bioorg Med Chem, 18 (24), 8600-13
DOI 10.1016/j.bmc.2010.10.011, PubMed 21075638

Publications 2008

Afzal F, Andressen KW, Mørk HK, Aronsen JM, Sjaastad I, Dahl CP, Skomedal T, Levy FO, Osnes JB, Qvigstad E (2008)
5-HT4-elicited positive inotropic response is mediated by cAMP and regulated by PDE3 in failing rat and human cardiac ventricles
Br J Pharmacol, 155 (7), 1005-14
DOI 10.1038/bjp.2008.339, PubMed 18846035

Andressen KW (2008)
The 5-HT₇ serotonin receptor: G protein preassociation and functional selectivity
In Series of dissertations submitted to the Faculty of Medicine, University of Oslo, Unipub, Oslo, no. 601, 1 b. (flere pag.)
BIBSYS 080299229, ISBN 978-82-8072-747-3

Gellynck E, Laenen K, Andressen KW, Lintermans B, De Martelaere K, Matthys A, Levy FO, Haegeman G, Vanhoenacker P, Van Craenenbroeck K (2008)
Cloning, genomic organization and functionality of 5-HT(7) receptor splice variants from mouse brain
Gene, 426 (1-2), 23-31
DOI 10.1016/j.gene.2008.08.011, PubMed 18793707

Ngai J, Methi T, Andressen KW, Levy FO, Torgersen KM, Vang T, Wettschureck N, Taskén K (2008)
The heterotrimeric G-protein alpha-subunit Galphaq regulates TCR-mediated immune responses through an Lck-dependent pathway
Eur J Immunol, 38 (11), 3208-18
DOI 10.1002/eji.200838195, PubMed 18991294

Publications 2007

Vinge LE, Andressen KW, Attramadal T, Andersen GØ, Ahmed MS, Peppel K, Koch WJ, Freedman NJ, Levy FO, Skomedal T, Osnes JB, Attramadal H (2007)
Substrate specificities of g protein-coupled receptor kinase-2 and -3 at cardiac myocyte receptors provide basis for distinct roles in regulation of myocardial function
Mol Pharmacol, 72 (3), 582-91
DOI 10.1124/mol.107.035766, PubMed 17573483

Publications 2006

Krobert KA, Andressen KW, Levy FO (2006)
Heterologous desensitization is evoked by both agonist and antagonist stimulation of the human 5-HT(7) serotonin receptor
Eur J Pharmacol, 532 (1-2), 1-10
DOI 10.1016/j.ejphar.2005.11.039, PubMed 16487959

Publications 2005

Andressen KW, Norum JH, Levy FO, Krobert KA (2005)
Activation of adenylyl cyclase by endogenous G(s)-coupled receptors in human embryonic kidney 293 cells is attenuated by 5-HT(7) receptor expression
Mol Pharmacol, 69 (1), 207-15
DOI 10.1124/mol.105.015396, PubMed 16189297

Qvigstad E, Brattelid T, Sjaastad I, Andressen KW, Krobert KA, Birkeland JA, Sejersted OM, Kaumann AJ, Skomedal T, Osnes JB, Levy FO (2005)
Appearance of a ventricular 5-HT4 receptor-mediated inotropic response to serotonin in heart failure
Cardiovasc Res, 65 (4), 869-78
DOI 10.1016/j.cardiores.2004.11.017, PubMed 15721867

Publications 2004

Brattelid T, Kvingedal AM, Krobert KA, Andressen KW, Bach T, Hystad ME, Kaumann AJ, Levy FO (2004)
Cloning, pharmacological characterisation and tissue distribution of a novel 5-HT4 receptor splice variant, 5-HT4(i)
Naunyn Schmiedebergs Arch Pharmacol, 369 (6), 616-28
DOI 10.1007/s00210-004-0919-4, PubMed 15118808

Publications 2003

Bruheim S, Krobert KA, Andressen KW, Levy FO (2003)
Unaltered agonist potency upon inducible 5-HT7(a) but not 5-HT4(b) receptor expression indicates agonist-independent association of 5-HT7(a) receptor and Gs
Recept Channels, 9 (2), 107-16
DOI 10.1080/10606820308245, PubMed 12916471

Publications 2002

Andressen KW (2002)
Constitutive activity of 5-HT₄ and 5-HT₇ serotonin receptors and modification of signalling through endogenous G<ind>s coupled receptors in HEK292 cells
J.W. Andressen, Oslo, 2 bl. 69 s.
BIBSYS 020703104