Blar i Divisjon for bioteknologi og plantehelse på forfatter "Eiken, Hans Geir"
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Genetic evidence of female kin clusters in a continuous population of a solitary carnivore, the Eurasian lynx
Holmala, Katja; Herrero, Annika; Kopatz, Alexander; Schregel, Julia; Eiken, Hans Geir; Hagen, Snorre (Journal article; Peer reviewed, 2018)Large terrestrial carnivores can sometimes display strong family bonds affecting the spatial distribution of related individuals. We studied the spatial genetic relatedness and family structure of female Eurasian lynx, ... -
Heritability of head size in a hunted large carnivore, the brown bear (Ursus arctos)
Rivrud, Inger Maren; Frank, Shane; Bischof, Richard; Mysterud, Atle; Steyaert, Sam; Hertel, Anne Gabriela; Hagen, Snorre; Eiken, Hans Geir; Swenson, Jon; Zedrosser, Andreas (Journal article; Peer reviewed, 2019)Wild animal populations experience selection pressures from both natural and anthropogenic sources. The availability of extensive pedigrees is increasing along with our ability to quantify the heritability and evolvability ... -
Large-scale genetic admixture suggests high dispersal in an insect pest, the apple fruit moth
Elameen, Abdelhameed; Klutsch, Cornelya; Fløystad, Ida; Knudsen, Geir; Tasin, Marco; Hagen, Snorre; Eiken, Hans Geir (Peer reviewed; Journal article, 2020-08-12)Knowledge about population genetic structure and dispersal capabilities is important for the development of targeted management strategies for agricultural pest species. The apple fruit moth, Argyresthia conjugella ... -
Monitoring of the Apple Fruit Moth: Detection of Genetic Variation and Structure Applying a Novel Multiplex Set of 19 STR Markers
Elameen, Abdelhameed; Eiken, Hans Geir; Fløystad, Ida; Knudsen, Geir; Hagen, Snorre (Journal article; Peer reviewed, 2018-04-08)The apple fruit moth Argyresthia conjugella (Lepidoptera, Yponomeutidae) is a seed predator of rowan (Sorbus aucuparia) and is distributed in Europe and Asia. In Fennoscandia (Finland, Norway and Sweden), rowan fruit ... -
Novel insight into lepidopteran phylogenetics from the mitochondrial genome of the apple fruit moth of the family Argyresthiidae
Elameen, Abdelhameed; Maduna, Simo; Magerøy, Melissa; van Eerde, André; Knudsen, Geir; Hagen, Snorre; Eiken, Hans Geir (Peer reviewed; Journal article, 2024-01-02)Background The order Lepidoptera has an abundance of species, including both agriculturally beneficial and detrimental insects. Molecular data has been used to investigate the phylogenetic relationships of major subdivisions ... -
Påvisning av brunbjørn i den nordlige delen av Pasvikdalen i 2016 ved bruk av hårfeller og DNA analyse
Kopatz, Alexander; Eiken, Hans Geir; Randa, Rolf; Sotkajærvi, Egon; Aspholm, Paul Eric; Fløystad, Ida; Schregel, Julia; Aarnes, Siv; Hagen, Snorre (NIBIO Rapport;2(160) 2016, Research report, 2017-01-05)Brunbjørn bestanden I Pasvikdalen I Sør Varanger I Finnmark har vært overvåket med feltinnsamling av ekskrementer og hår til DNA analyse siden 2005. I 2007, 2011 og 1015 ble hårfeller systematisk plassert i det trilaterale ... -
Populasjonsovervåking av brunbjørn. DNA-analyse av prøver innsamlet i Norge i 2015
Aarnes, Siv; Tobiassen, Camilla; Brøseth, Henrik; Bakke, Beate Banken; Eiken, Hans Geir; Hagen, Snorre (NIBIO Rapport;2(56) 2016, Research report, 2016-04-15)Det nasjonale overvåkningsprogrammet for rovvilt i Norge har i 2015 samlet inn prøver med antatt opphav fra brunbjørn (Ursus arctos) for syvende år på rad. Totalt ble det samlet inn 1 293 prøver i 2015 (860 ekskrementprøver, ... -
Resultater fra bjørnehårfeller i reinbeitedistrikt Beahceveai/Pasvik 5A/5C i 2016
Aspholm, Paul Eric; Kopatz, Alexander; Sotkajærvi, Tom; Aarnes, Siv; Schregel, Julia; Tobiassen, Camilla; Fløystad, Ida; Solem, Arnstein; Ryeng, Terje; Eiken, Hans Geir; Hagen, Snorre (NIBIO Rapport;2(109) 2016, Research report, 2016-11-01)Med bruk av 12 hårfeller ble det identifisert to ulike bjørn i kalvingslandet til reinbeitedistrikt 5A/5C i perioden fra 21. april til slutten av juni 2016. Data fra e- bjeller (Findmysheep), som ble båret av 100 simler, ... -
Seasonal dynamics of lotic bacterial communities assessed by 16S rRNA gene amplicon deep sequencing
Paruch, Lisa; Paruch, Adam; Eiken, Hans Geir; Skogen, Monica; Sørheim, Roald (Peer reviewed; Journal article, 2020-10-02)Aquatic microbial diversity, composition, and dynamics play vital roles in sustaining water ecosystem functionality. Yet, there is still limited knowledge on bacterial seasonal dynamics in lotic environments. This study ... -
Successful Production and Ligninolytic Activity of a Bacterial Laccase, Lac51, Made in Nicotiana benthamiana via Transient Expression
van Eerde, André; Varnai, Aniko; Wang, Yanliang; Paruch, Lisa; Jameson, John-Kristian; Qiao, Fen; Eiken, Hans Geir; Su, Hang; Eijsink, Vincent; Clarke, Jihong Liu (Peer reviewed; Journal article, 2022-05-13)Giant panda could have bamboo as their exclusive diet for about 2 million years because of the contribution of numerous enzymes produced by their gut bacteria, for instance laccases. Laccases are blue multi-copper oxidases ... -
Undersøkelse av antibiotikaresistensmarkørgenet nptII i norsk natur. Analyserapport: Forekomst av antibiotikaresistensmarkørgenet neomycin fosfotransferase II (nptII) i prøver fra 12 ville arter fra Norge
Forfang, Kristin; Hagen, Snorre; Elameen, Abdelhameed; Fløystad, Ida; Eiken, Hans Geir (NIBIO Rapport;4(100) 2018, Research report, 2018-08-15)Undersøkelse av antibiotikaresistensmarkørgenet neomycin fosfotransferase II (nptII) i prøver fra 12 ville arter fra Norge I et prosjekt fra Miljødirektoratet har vi testa for tilstedeværelse av nptII genet i 219 prøver ...