The Fight against Doping

Publications 2024

Levernaes MCS, Solheim SA, Broderstad L, Zandy E, Mørkeberg J, Dehnes Y (2024)
Detection of doping substances in paired dried blood spots and urine samples collected during doping controls in Danish fitness centers
Drug Test Anal (in press)
DOI 10.1002/dta.3660, PubMed 38433478

Publications 2021

Equey T, Sletten C, Dehnes Y, D'Onofrio G, Brugnara C, Baume N, Aikin R (2021)
Standardization of reticulocyte counts in the athlete biological passport: A practical update
Int J Lab Hematol, 44 (1), 112-117
DOI 10.1111/ijlh.13732, PubMed 34709714

Solheim SA, Levernaes MCS, Mørkeberg J, Juul A, Upners EN, Nordsborg NB, Dehnes Y (2021)
Stability and detectability of testosterone esters in dried blood spots after intramuscular injections
Drug Test Anal, 14 (11-12), 1926-1937
DOI 10.1002/dta.3030, PubMed 33733610

Solheim SA, Ringsted TK, Nordsborg NB, Dehnes Y, Levernaes MCS, Mørkeberg J (2021)
No pain, just gain: Painless, easy, and fast dried blood spot collection from fingertip and upper arm in doping control
Drug Test Anal, 13 (10), 1783-1790
DOI 10.1002/dta.3135, PubMed 34346172

Publications 2020

Bejder J, Breenfeldt Andersen A, Bonne TC, Piil JF, Hagen LCH, Dehnes Y, Eibye KH, Nybo L, Nordsborg NB (2020)
Tramadol Does Not Improve Performance or Impair Motor Function in Trained Cyclists
Med Sci Sports Exerc, 52 (5), 1169-1175
DOI 10.1249/MSS.0000000000002217, PubMed 31809408

Jessen S, Becker V, Rzeppa S, Backer V, Bengtsen KH, Hullstein I, Dehnes Y, Hostrup M (2020)
Pharmacokinetics of salmeterol and its main metabolite α-hydroxysalmeterol after acute and chronic dry powder inhalation in exercising endurance-trained men: Implications for doping control
Drug Test Anal, 13 (4), 747-761
DOI 10.1002/dta.2978, PubMed 33210444

Solheim SA, Jessen S, Mørkeberg J, Thevis M, Dehnes Y, Eibye K, Hostrup M, Nordsborg NB (2020)
Single-dose administration of clenbuterol is detectable in dried blood spots
Drug Test Anal, 12 (9), 1366-1372
DOI 10.1002/dta.2872, PubMed 32495983

Solheim SA, Mørkeberg J, Dehnes Y, Hullstein I, Juul A, Upners EN, Nordsborg NB (2020)
Changes in blood parameters after intramuscular testosterone ester injections - Implications for anti-doping
Drug Test Anal, 12 (8), 1019-1030
DOI 10.1002/dta.2803, PubMed 32307878

Solheim SA, Mørkeberg J, Juul A, Freiesleben SY, Upners EN, Dehnes Y, Nordsborg NB (2020)
An Intramuscular Injection of Mixed Testosterone Esters Does Not Acutely Enhance Strength and Power in Recreationally Active Young Men
Front Physiol, 11, 563620
DOI 10.3389/fphys.2020.563620, PubMed 33071818

Publications 2018

Krug O, Thomas A, Malerød-Fjeld H, Dehnes Y, Laussmann T, Feldmann I, Sickmann A, Thevis M (2018)
Analysis of new growth promoting black market products
Growth Horm IGF Res, 41, 1-6
DOI 10.1016/j.ghir.2018.05.001, PubMed 29864719

Publications 2017

Krogh N, Rzeppa S, Dyreborg A, Dehnes Y, Hemmersbach P, Backer V, Hostrup M (2017)
Terbutaline Accumulates in Blood and Urine after Daily Therapeutic Inhalation
Med Sci Sports Exerc, 49 (6), 1236-1243
DOI 10.1249/MSS.0000000000001199, PubMed 28072631

Pitarch-Motellón J, Roig-Navarro AF, Sancho JV, Ibáñez M, Fabregat-Cabello N, Pozo OJ, Ventura R, García Alonso JI, Rodríguez-González P, González Gago A, Ereño Artabe A, Van Eenoo P, Deventer K, Dehnes Y, Rzeppa S (2017)
Evaluation of uncertainty sources in the determination of testosterone in urine by calibration-based and isotope dilution quantification using ultra high performance liquid chromatography tandem mass spectrometry
J Chromatogr A, 1508, 73-80
DOI 10.1016/j.chroma.2017.05.072, PubMed 28601363

Publications 2015

Hullstein IR, Malerod-Fjeld H, Dehnes Y, Hemmersbach P (2015)
Black market products confiscated in Norway 2011-2014 compared to analytical findings in urine samples
Drug Test Anal, 7 (11-12), 1025-9
DOI 10.1002/dta.1900, PubMed 26607218

Publications 2014

Dehnes Y, Myrvold L, Ström H, Ericsson M, Hemmersbach P (2014)
MAIIA EPO SeLect-a rapid screening kit for the detection of recombinant EPO analogues in doping control: inter-laboratory prevalidation and normative study of athlete urine and plasma samples
Drug Test Anal, 6 (11-12), 1144-50
DOI 10.1002/dta.1752, PubMed 25421537

Dehnes Y, Shan J, Beuming T, Shi L, Weinstein H, Javitch JA (2014)
Conformational changes in dopamine transporter intracellular regions upon cocaine binding and dopamine translocation
Neurochem Int, 73, 4-15
DOI 10.1016/j.neuint.2014.02.003, PubMed 24576496

Publications 2013

Dehnes Y, Shalina A, Myrvold L (2013)
Detection of recombinant EPO in blood and urine samples with EPO WGA MAIIA, IEF and SAR-PAGE after microdose injections
Drug Test Anal, 5 (11-12), 861-9
DOI 10.1002/dta.1579, PubMed 24190107

Martinov V, Dehnes Y, Holmseth S, Shimamoto K, Danbolt NC, Valen G (2013)
A novel glutamate transporter blocker, LL-TBOA, attenuates ischaemic injury in the isolated, perfused rat heart despite low transporter levels
Eur J Cardiothorac Surg, 45 (4), 710-6
DOI 10.1093/ejcts/ezt487, PubMed 24099732

Publications 2012

Hemmersbach P, Drange M, Rabin O, Botrè F, Dehnes Y (2012)
Doping analysis on solid ground
Tidsskr Nor Laegeforen, 132 (2), 130
DOI 10.4045/tidsskr.11.1330, PubMed 22278263

Holmseth S, Dehnes Y, Huang YH, Follin-Arbelet VV, Grutle NJ, Mylonakou MN, Plachez C, Zhou Y, Furness DN, Bergles DE, Lehre KP, Danbolt NC (2012)
The density of EAAC1 (EAAT3) glutamate transporters expressed by neurons in the mammalian CNS
J Neurosci, 32 (17), 6000-13
DOI 10.1523/JNEUROSCI.5347-11.2012, PubMed 22539860

Publications 2011

Dehnes Y, Hemmersbach P (2011)
Effect of single doses of methoxypolyethylene glycol-epoetin beta (CERA, Mircera™) and epoetin delta (Dynepo™) on isoelectric erythropoietin profiles and haematological parameters
Drug Test Anal, 3 (5), 291-9
DOI 10.1002/dta.270, PubMed 21387570

Publications 2010

Dehnes Y, Lamon S, Lönnberg M (2010)
Erythropoietin (EPO) immunoaffinity columns--a powerful tool for purifying EPO and its recombinant analogues
J Pharm Biomed Anal, 53 (4), 1028-32
DOI 10.1016/j.jpba.2010.06.017, PubMed 20656433

Lönnberg M, Dehnes Y, Drevin M, Garle M, Lamon S, Leuenberger N, Quach T, Carlsson J (2010)
Rapid affinity purification of erythropoietin from biological samples using disposable monoliths
J Chromatogr A, 1217 (45), 7031-7
DOI 10.1016/j.chroma.2010.09.034, PubMed 20926083

Publications 2008

Furness DN, Dehnes Y, Akhtar AQ, Rossi DJ, Hamann M, Grutle NJ, Gundersen V, Holmseth S, Lehre KP, Ullensvang K, Wojewodzic M, Zhou Y, Attwell D, Danbolt NC (2008)
A quantitative assessment of glutamate uptake into hippocampal synaptic terminals and astrocytes: new insights into a neuronal role for excitatory amino acid transporter 2 (EAAT2)
Neuroscience, 157 (1), 80-94
DOI 10.1016/j.neuroscience.2008.08.043, PubMed 18805467

Publications 2005

Holmseth S, Dehnes Y, Bjørnsen LP, Boulland JL, Furness DN, Bergles D, Danbolt NC (2005)
Specificity of antibodies: unexpected cross-reactivity of antibodies directed against the excitatory amino acid transporter 3 (EAAT3)
Neuroscience, 136 (3), 649-60
DOI 10.1016/j.neuroscience.2005.07.022, PubMed 16344142

Publications 2003

Rebillard G, Ruel J, Nouvian R, Saleh H, Pujol R, Dehnes Y, Raymond J, Puel JL, Devau G (2003)
Glutamate transporters in the guinea-pig cochlea: partial mRNA sequences, cellular expression and functional implications
Eur J Neurosci, 17 (1), 83-92
DOI 10.1046/j.1460-9568.2003.02429.x, PubMed 12534971

Publications 2002

O'Shea RD, Fodera MV, Apricó K, Dehnes Y, Danbolt NC, Crawford D, Beart PM (2002)
Evaluation of drugs acting at glutamate transporters in organotypic hippocampal cultures: new evidence on substrates and blockers in excitotoxicity
Neurochem Res, 27 (1-2), 5-13
DOI 10.1023/a:1014813518604, PubMed 11926276

Publications 2000

Gegelashvili G, Dehnes Y, Danbolt NC, Schousboe A (2000)
The high-affinity glutamate transporters GLT1, GLAST, and EAAT4 are regulated via different signalling mechanisms
Neurochem Int, 37 (2-3), 163-70
DOI 10.1016/s0197-0186(00)00019-x, PubMed 10812201

Publications 1999

Mathern GW, Mendoza D, Lozada A, Pretorius JK, Dehnes Y, Danbolt NC, Nelson N, Leite JP, Chimelli L, Born DE, Sakamoto AC, Assirati JA, Fried I, Peacock WJ, Ojemann GA, Adelson PD (1999)
Hippocampal GABA and glutamate transporter immunoreactivity in patients with temporal lobe epilepsy
Neurology, 52 (3), 453-72
DOI 10.1212/wnl.52.3.453, PubMed 10025773

Publications 1998

Danbolt NC, Chaudhry FA, Dehnes Y, Lehre KP, Levy LM, Ullensvang K, Storm-Mathisen J (1998)
Properties and localization of glutamate transporters
Prog Brain Res, 116, 23-43
DOI 10.1016/s0079-6123(08)60428-8, PubMed 9932368

Danbolt NC, Lehre KP, Dehnes Y, Chaudhry FA, Levy LM (1998)
Localization of transporters using transporter-specific antibodies
Methods Enzymol, 296, 388-407
DOI 10.1016/s0076-6879(98)96028-1, PubMed 9779462

Dehnes Y, Chaudhry FA, Ullensvang K, Lehre KP, Storm-Mathisen J, Danbolt NC (1998)
The glutamate transporter EAAT4 in rat cerebellar Purkinje cells: a glutamate-gated chloride channel concentrated near the synapse in parts of the dendritic membrane facing astroglia
J Neurosci, 18 (10), 3606-19
DOI 10.1523/JNEUROSCI.18-10-03606.1998, PubMed 9570792