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2024
1 Benjaminsen, Stine Charlotte; Dehnhard, Nina; Herzke, Dorte; Johnsen, Arild; Anker-Nilssen, Tycho; Bourgeon, Sophie; Collard, France; Langset, Magdalene; Christensen-Dalsgaard, Signe; Gabrielsen, Geir W..
The challenges of opportunistic sampling when comparing prevalence of plastics in diving seabirds: A multi-species example from Norway. Marine Pollution Bulletin 2024 ;Volum 199.
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2 Johnsen, Arild; Nordhus-Kristoffersen, Mathias.
Tar DNA-prøver av mossehval. NRK Østlandssendingen [TV] 2024-01-26
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2023
3 Johannessen, Lars Erik; Johnsen, Arild; Koppetsch, Thore; Lifjeld, Jan Terje; Matschiner, Michael; Søli, Geir Einar Ellefsen; Voje, Kjetil Lysne.
Arctic Specimens in the Zoological Collections at the Natural History Museum, University of Oslo, Norway (NHMO). Collections: A Journal for Museum and Archives Professionals 2023
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4 Johnsen, Arild; Dobbe, Kristine; Sætre, Camilla Lo Cascio; Eybert, Marie-Christine; Marquet, Matthieu; Bonnet, Patrick; Cramer, Becky.
Genetic diversity and sperm characteristics are not associated in two bluethroat (Luscinia svecica) populations. Journal of Avian Biology 2023 s. 1-9
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5 Melteig, Elina; Johnsen, Arild; Lifjeld, Jan Terje.
Far er utro for å få flere barn. Mor er utro for å få bedre barn. Titan.no [Tidsskrift] 2023-05-19
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6 Rekdal, Silje Larsen; Anmarkrud, Jarl Andreas; Lifjeld, Jan Terje; Johnsen, Arild.
Do female bluethroats without extra-pair offspring have more MHC-compatible social mates?. Behavioral Ecology and Sociobiology 2023 ;Volum 77.(3)
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7 Vogt, Yngve; Johnsen, Arild.
Blåstrupens utroskap bedrer immunforsvaret til avkommet. Apollon [Tidsskrift] 2023-11-16
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2022
8 Grønstøl, Gaute; Danielsen, Marie; Cramer, Becky; Johannessen, Lars Erik; Johnsen, Arild; Whittington, Emma; Lifjeld, Jan Terje.
Effects of fixatives and storage duration on avian sperm morphology. Journal of Ornithology 2022
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9 Cramer, Becky; Johnsen, Arild.
Hvorfor er sædceller så forskjellige når de alle har den samme enkle oppgaven?. https://forskning.no/ 2022
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10 Cramer, Becky; Johnsen, Arild.
Why are sperm cells so diverse when they all have the exact same job?. sciencenorway.no 2022
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11 Poignet, Manon; Baránková, Lucie; Reif, Jiri; Stopka, Pavel; Stopková, Romana; Frolikova, Michaela; Cramer, Becky; Johnsen, Arild; Kverek, Pavel; Osiejuk, Tomasz S.; Komrskova, Katerina; Albrecht, Tomas; Reifova, Radka.
Sperm morphology and performance in relation to postmating prezygotic isolation in two recently diverged passerine species. Scientific Reports 2022 ;Volum 12.(1)
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12 Rekdal, Silje Larsen; Anmarkrud, Jarl Andreas; Lifjeld, Jan Terje; Johnsen, Arild.
MHC-based mate choice in bluethroats. ESEB Congress; 2022-08-15 - 2022-08-19
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2021
13 Cramer, Emily Rebecca A; Garcia-del-Rey, Eduardo; Johannessen, Lars Erik; Laskemoen, Terje; Marthinsen, Gunnhild; Johnsen, Arild; Lifjeld, Jan Terje.
Longer Sperm Swim More Slowly in the Canary Islands Chiffchaff. Cells 2021 ;Volum 10.(6)
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14 Cramer, Emily Rebecca Alison; Garcia-del-Rey, Eduardo; Johannessen, Lars Erik; Laskemoen, Terje; Marthinsen, Gunnhild; Johnsen, Arild; Lifjeld, Jan Terje.
Sperm evolution in the Canary Islands chiffchaff. ForBio Conference; 2021-11-29 - 2021-12-01
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15 Johnsen, Arild.
MHC-based mate choice in bluethroats. GoCAS seminar; 2021-11-02 - 2021-11-02
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16 Johnsen, Arild.
Øvre Heimdalen field station - past, present and future. Lunsjseminar; 2021-11-18 - 2021-11-18
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17 Magnussen, Trude; Johnsen, Arild; Kjærandsen, Jostein; Struck, Torsten H; Søli, Geir Einar Ellefsen.
Molecular phylogeny of Allodia (Diptera: Mycetophilidae) constructed using genome skimming. Systematic Entomology 2021 s. 1-15
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18 Rekdal, Silje Larsen; Anmarkrud, Jarl Andreas; Lifjeld, Jan Terje; Johnsen, Arild.
Elevated phytohaemagglutinin‐induced skin‐swelling response at an intermediate number of MHC class II alleles in bluethroat nestlings. Journal of Avian Biology 2021
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2020
19 Finstad, Anders Gravbrøt; Boer, Hugo de; Brurberg, May Bente; Dahle, Geir; Edgar, Kristin Skarsfjord; Eiler, Alexander; Ekrem, Torbjørn; Endresen, Dag Terje Filip; Fossøy, Frode; Hansen, Haakon; Hobæk, Anders; Hoem, Stein Arild; Hosia, Aino Laila Johanna; Hovstad, Knut Anders; Jeppesen, Thomas Stjernegaard; Johnsen, Arild; Kallioniemi, Eveliina; Larsen, Aud; Lifjeld, Jan Terje; Pitelkova, Iva; Prager, Maria; Rey, Jessica L.; Salvesen, Ingrid; Vrålstad, Trude; Willassen, Endre.
Kriterier for lagring av miljø-DNA prøver og data, herunder henvisning til referansemateriale. Criteria for depositing eDNA samples and data, including vouchered specimens. : Miljødirektoratet 2020 40 s.
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20 Cerca, Jose; Johnsen, Arild; Struck, Torsten H; Bachmann, Lutz.
Naturhistoriske samlinger i den molekylære æraen: En kostbar hobby eller en bærebjelke for moderne forskning?. Naturen 2020 (3) s. 110-116
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21 Ekrem, Torbjørn; Alsos, Inger Greve; Baussant, Thierry; de Boer, Hugo; Carson, Siri Granum; Dahle, Geir; Fossøy, Frode; Friberg, Nikolai; Hansen, Bjørn Henrik; Hebert, Paul D. N.; Hosia, Aino Laila Johanna; Johnsen, Arild; Mathisen, Ingrid Ertshus; Salvesen, Ingrid.
BIOSCAN Norway - Enabling next generation biodiversity research. ForBio Annual Meeting; 2020-12-03 - 2020-12-04
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22 Johnsen, Arild.
Female extra-pair mating in birds: is there a universal adaptive explanation?. CEES Friday seminar; 2020-01-24 - 2020-01-24
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23 Omotoriogun, Taiwo Crossby; Albrecht, Tomas; Gohli, Jostein; Horák, David; Johannessen, Lars Erik; Johnsen, Arild; Kreisinger, Jakub; Marki, Petter Zahl; Ottosson, Ulf; Rowe, Melissah; Sedlacek, Ondrej; Lifjeld, Jan Terje.
Sperm length variation among Afrotropical songbirds reflects phylogeny rather than adaptations to the tropical environment. Zoology 2020 ;Volum 140.
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2019
24 Albrecht, Tomas; Opletalová, Kamila; Reif, Jiri; Janousek, Vaclav; Pialek, Lubomir; Cramer, Emily Rebecca A; Johnsen, Arild; Reifova, Radka.
Sperm divergence in a passerine contact zone: Indication of reinforcement at the gametic level. Evolution 2019 ;Volum 73.(2) s. 202-213
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25 Cramer, Emily Rebecca A; Rowe, Melissah; Eroukhmanoff, Fabrice; Lifjeld, Jan Terje; Sætre, Glenn-Peter; Johnsen, Arild.
Measuring sperm swimming performance in birds: effects of dilution, suspension medium, mechanical agitation, and sperm number. Journal of Ornithology = Journal fur Ornithologie 2019 s. 1-11
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26 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild.
Five years as national research infrastructure: status of the Norwegian Barcode of Life Network (NorBOL). 8th International Barcode of Life Conference; 2019-06-17 - 2019-06-20
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27 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild.
Five years as national research infrastructure: status of the Norwegian Barcode of Life Network (NorBOL). Genome 2019 ;Volum 62.(6) s. 369-
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28 Johnsen, Arild.
Female extra-pair mating in birds: is there a common adaptive explanation?. Seminar series at Bielefeld University; 2019-11-27 - 2019-11-27
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29 Lifjeld, Jan Terje; Gohli, Jostein; Albrecht, Tomas; Garcia-del-Rey, Eduardo; Johannessen, Lars Erik; Kleven, Oddmund; Marki, Petter Zahl; Omotoriogun, Taiwo Crossby; Rowe, Melissah; Johnsen, Arild.
Evolution of female promiscuity in Passerides songbirds. BMC Evolutionary Biology 2019 ;Volum 19.(1)
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30 Lindsay, Willow R.; Andersson, Staffan; Bererhi, Badreddine; Höglund, Jacob; Johnsen, Arild; Kvarnemo, Charlotta; Leder, Erica H.; Lifjeld, Jan Terje; Ninnes, Calum E.; Olsson, Mats; Parker, Geoff A.; Pizzari, Tommaso; Qvarnström, Anna; Safran, Rebecca J.; Svensson, Ola; Edwards, Scott V..
Endless forms of sexual selection. PeerJ 2019
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31 Marthinsen, Gunnhild; Johnsen, Arild.
DNA-strekkoding: genetisk identifisering av arter. Biolog 2019 ;Volum 37.(3-4) s. 24-29
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32 Rekdal, Silje Larsen; Anmarkrud, Jarl Andreas; Lifjeld, Jan Terje; Johnsen, Arild.
Extra‐pair mating in a passerine bird with highly duplicated major histocompatibility complex class II: Preference for the golden mean. Molecular Ecology 2019
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33 Støstad, Hanna Nyborg; Rowe, Melissah; Johnsen, Arild; Lifjeld, Jan Terje.
Sperm head abnormalities are more frequent in songbirds with more helical sperm: A possible trade-off in sperm evolution. Journal of Evolutionary Biology 2019 s. 1-9
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34 Støstad, Hanna Nyborg; Rowe, Melissah; Johnsen, Arild; Tomasek, Oldrich; Albrecht, Tomas; Lifjeld, Jan Terje.
Sperm head abnormalities are associated with excessive omega-6 fatty acids in two finch species feeding on sunflower seeds. Journal of Avian Biology 2019 ;Volum 50.(3) s. 1-12
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2018
35 Johnsen, Arild; Gjesdal, Trine-Lise.
Møt en forsker: zoolog Arild Johnsen. Nysgjerrigper [Tidsskrift] 2018-08-07
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36 Kearns, Anna Marika; Restani, Marco; Szabo, Ildiko; Schrøder-Nielsen, Audun; Kim, Jin Ah; Richardson, Hayley M.; Marzluff, John M.; Fleischer, Robert C.; Johnsen, Arild; Omland, Kevin E..
Genomic evidence of speciation reversal in ravens. Nature Communications 2018 ;Volum 9.(1)
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37 Králová, Tereza; Albrecht, Tomas; Bryja, Josef; Horák, David; Johnsen, Arild; Lifjeld, Jan Terje; Novotny, Marian; Sedlacek, Ondrej; Velova, Hana; Vinkler, Michal.
Signatures of diversifying selection and convergence acting on passerine Toll-like receptor 4 in an evolutionary context. Molecular Ecology 2018 ;Volum 27.(13) s. 2871-2883
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38 Magnussen, Trude; Kjærandsen, Jostein; Johnsen, Arild; Søli, Geir Einar Ellefsen.
Six new species of Afrotropical Allodia (Diptera: Mycetophilidae): DNA barcodes indicate recent diversification with a single origin. Zootaxa 2018 ;Volum 4407.(3) s. 301-320
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39 Rekdal, Silje Larsen; Anmarkrud, Jarl Andreas; Johnsen, Arild; Lifjeld, Jan Terje.
Genotyping strategy matters when analyzing hypervariable major histocompatibility complex-Experience from a passerine bird. Ecology and Evolution 2018 ;Volum 8.(3) s. 1680-1692
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40 Støstad, Hanna Nyborg; Johnsen, Arild; Lifjeld, Jan Terje; Rowe, Melissah.
Sperm head morphology is associated with sperm swimming speed: a comparative study of songbirds using electron microscopy. Evolution 2018 ;Volum 72.(9) s. 1918-1932
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41 Sætre, Camilla Lo Cascio; Johnsen, Arild; Stensrud, Even; Cramer, Emily Rebecca A.
Sperm morphology, sperm motility and paternity success in the bluethroat (Luscinia svecica). PLOS ONE 2018 ;Volum 13.(3)
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42 Torgersen, Eivind; Johnsen, Arild.
To ravner er blitt én. Forskning.no [Internett] 2018-03-02
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2017
43 Boumans, Louis; Hogner, Silje; Brittain, John Edward; Johnsen, Arild.
Ecological speciation by temporal isolation in a population of the stonefly Leuctra hippopus (Plecoptera, Leuctridae). Ecology and Evolution 2017 ;Volum 7.(5) s. 1635-1649
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44 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Kongshavn, Katrine; Merkel, Marie Kristine Føreid; Marthinsen, Gunnhild.
The Norwegian Barcode of Life Network (NorBOL). DNAqua-Net Kick-off Conference; 2017-03-07 - 2017-03-08
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45 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Pitelkova, Iva.
Progress and prospects of the Norwegian Barcode of Life Network (NorBOL). 7th International Barcode of Life Conference; 2017-11-20 - 2017-11-24
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46 Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Pitelkova, Iva.
Progress and prospects of the Norwegian Barcode of Life Network (NorBOL). Genome 2017 ;Volum 60.(11) s. 930-930
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47 Garcia, Javier; Johnsen, Arild; Fuertes, Benito; Suarez-Seoane, Susana.
Evolutionary divergences in Luscinia svecica subspecies complex - New evidence supporting the uniqueness of the Iberian bluethroat breeding populations. Ornis Fennica 2017 ;Volum 94.(3) s. 141-149
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48 Johnsen, Arild.
Cryptic female choice at the intra- and interspecific level in passerines: what are the molecular mechanisms?. GoCAS 2017; 2017-04-24 - 2017-04-26
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49 Johnsen, Arild.
DNA barcoding at NHM. Science and application. NorBOL workshop 2017; 2017-02-07 - 2017-02-07
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50 Johnsen, Arild.
Speciation reversal in ravens. Hybridization: Causes and consequences for speciation; 2017-12-14 - 2017-12-14
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