Browsing USN Open Archive by Author "Jenkins, Andrew"
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Characterisation of the bacterial microbiota of a landfill-contaminated confined aquifer undergoing intrinsic remediation
Abiriga, Daniel; Jenkins, Andrew; Alfsnes, Kristian; Vestgarden, Live Semb; Klempe, Harald (Peer reviewed; Journal article, 2021)Literature on microbiomes of landfill leachate-contaminated aquifers is scarce despite groundwater contaminations from landfills being common globally. In this study, a combination of microbiological techniques was applied ... -
Characterization of bacterial community associated with phytoplankton bloom in a eutrophic lake in South Norway using 16S rRNA gene amplicon sequence analysis
Parulekar, Niranjan Nitin; Kolekar, Pandurang; Jenkins, Andrew; Kleiven, Synne; Utkilen, Hans Christian; Johansen, Anette; Sawant, Sangeeta; Kulkarni-Kale, Urmila; Kale, Mohan; Sæbø, Mona (Journal article; Peer reviewed, 2017)Interactions between different phytoplankton taxa and heterotrophic bacterial communities within aquatic environments can differentially support growth of various heterotrophic bacterial species. In this study, phytoplankton ... -
Co-occurrence of Borrelia afzelii and Neoehrlichia mikurensis in Ixodes ricinus ticks along the coast of Norway
Saber, Jamila Synnøve (Master thesis, 2022)Borrelia afzelii (B. afzelii) and Neoehrlichia mikurensis (N. mikurensis) are the two most common tick-borne pathogens found in Ixodes ricinus ticks (I. ricinus) in Norway. A previous study by Pedersen et al. (2019) found ... -
Comparison and Characterization of Putative Plastic Degrading Microbes
El Alami, Fatima Zahra (Master thesis, 2023)Plastic pollution is becoming a pressing environmental issue. Plastic polymers are accumulating in waste landfills and oceans creating the great Pacific garbage patch. Its versatility, strength, and durability make it hard ... -
Comparison of Norwegian poultry, waterborne and clinical isolates of Campylobacter jejuni by ribotyping
Rosef, Olav; Paulauskas, Algimantas; Grude, Nils; Haslekås, Camilla; Jenkins, Andrew (Journal article; Peer reviewed, 2009)Campylobacteriosis is the most frequently occurring food and waterborne gastroenteritis in Norway and 90% of cases are caused by Campylobacter jejuni. Campylobacteriosis is epidemiologically associated with use of ... -
Detection of Candidatus Neoehrlichia mikurensis in Norway up to the northern limit of Ixodes ricinus distribution using a novel real time PCR test targeting the groEL gene
Jenkins, Andrew; Raasok, Cecilie; Pedersen, Benedikte Nevjen; Jensen, Kristine; Andreassen, Åshild Kristine; Soleng, Arnulf; Edgar, Kristin Skarsfjord; Lindstedt, Heidi Elisabeth H.; Kjelland, Vivian; Stuen, Snorre; Hvidsten, Dag; Kristiansen, Bjørn Erik (Journal article; Peer reviewed, 2019)Background Candidatus Neoehrlichia mikurensis is an emerging tick-borne pathogen. It is widely distributed in Ixodes ricinus ticks in Europe, but knowledge of its distribution in Norway, where I. ricinus reaches its ... -
Development and evaluation of 16 new microsatellite loci for the rock ptarmigan (Lagopus muta) and cross-species amplification for the willow grouse (L. lagopus)
Costanzi, Jean-Marc; Bergan, Frode; Sæbø, Mona; Jenkins, Andrew; Steifetten, Øyvind (Journal article; Peer reviewed, 2018)Abstract The genetic markers designed for this study can facilitate future genetic studies on the rock ptarmigan (Lagopus muta). To our knowledge no microsatellite markers have ever been developed specifically for this ... -
The distribution limit of the common tick, Ixodes ricinus, and some associated pathogens in north-western Europe
Hvidsten, Dag; Frafjord, Karl; Gray, Jeremy S.; Henningsson, Anna Jonsson; Jenkins, Andrew; Kristiansen, Bjørn Erik; Lager, Malin; Rognerud, Bjørg; Slåtsve, Arne Martin; Stordal, Frode; Stuen, Snorre; Wilhelmsson, Peter (Peer reviewed; Journal article, 2020)In north-western Europe, the common tick, Ixodes ricinus, is widely established, its distribution appears to be increasing and the spread of tick-borne diseases is of increasing concern. The project ‘Flått i Nord’ (Ticks ... -
Distribution of Neoehrlichia mikurensis in Ixodes ricinus ticks along the coast of Norway: The western seaboard is a low-prevalence region
Pedersen, Benedikte Nevjen; Jenkins, Andrew; Paulsen, Katrine Mørk; Yohanns B, Okbaldet; Edgar, Kristin Skarsfjord; Lamsal, Alaka; Soleng, Arnulf; Andreassen, Åshild Kristine (Journal article; Peer reviewed, 2019)Neoehrlichia mikurensis is a tick‐borne pathogen widespread among ticks and rodents in Europe and Asia. A previous study on Ixodes ricinus ticks in Norway suggested that N. mikurensis was scarce or absent on the south‐west ... -
Isolation and Characterisation of Plastic-Degrading Microorganisms
Zolanvari, Zahra (Master thesis, 2021)Different microorganisms from aged plastics wastes were sampled from various locations in previous studies. 14 strains were isolated and characterized by catalase, oxidase, gram and observational tests. After identification, ... -
Isolation and growth of plastic-degrading microbes
Hajyousef, Abdulaziz Muhamad (Master thesis, 2022)Plastic waste is a significant threat to wildlife and marine life, presenting a potential for a biotechnological based on biodegradation using bacteria that break down polymers in plastic into monomers or oligomers, allowing ... -
Ixodes ricinus and Borrelia prevalence at the Arctic Circle in Norway
Hvidsten, Dag; Stuen, Snorre; Jenkins, Andrew; Dienus, Olaf; Olsen, Renate Slind; Kristiansen, Bjørn-Erik; Mehl, Reidar Arne; Matussek, Andreas (Peer reviewed; Journal article, 2014)The distribution limit of Ixodes ricinus ticks in northwestern Europe (Brønnøy, Norway, 1° south of the Arctic Circle), has been known since the 1930s. To reconfirm this finding and extend studies in the areas adjacent to ... -
Microbial growth on Polyethylene
Albasha, Lama (Master thesis, 2023)Polyethylene is a low-density polymer, widely distributed worldwide and resistant to biodegradation. Therefore, it is important to find microorganisms that carry out the process of biodegradation of polyethylene and to ... -
A nature-based solution to a landfill-leachate contamination of a confined aquifer
Abiriga, Daniel; Jenkins, Andrew; Vestgarden, Live Semb; Klempe, Harald (Peer reviewed; Journal article, 2021)Remediation of groundwater from landfill contamination presents a serious challenge due to the complex mixture of contaminants discharged from landfills. Here, we show the significance of a nature-based solution to a ... -
Prevalence of tick-borne encephalitis virus in questing Ixodes ricinus nymphs in southern Scandinavia and the possible influence of meteorological factors
Lamsal, Alaka; Edgar, Kristin Skarsfjord; Jenkins, Andrew; Renssen, Hans; Kjær, Lene Jung; Alfsnes, Kristian; Bastakoti, Srijana; Dieseth, Malene Strøm; Klitgaard, Kirstine; Lindstedt, Heidi Elisabeth Heggen; Paulsen, Katrine Mørk; Vikse, Rose; Korslund, Lars; Kjelland, Vivian; Stuen, Snorre; Kjellander, Petter; Christensson, Madeleine; Teräväinen, Malin; Jensen, Laura Mark; Regmi, Manoj; Giri, Dhiraj; Marsteen, Leif; Bødker, René; Soleng, Arnulf; Andreassen, Åshild Kristine (Peer reviewed; Journal article, 2023)Ixodes ricinus ticks are Scandinavia's main vector for tick-borne encephalitis virus (TBEV), which infects many people annually. The aims of the present study were (i) to obtain information on the TBEV prevalence in ... -
Prevalens av flåttborne patogena på Nordmøre
Kvandahl, Amalie (Master thesis, 2023)Vektorborne sjukdommar fører til meir enn 700 000 dødsfall på global basis. Eit døme på vektorborne sjukdommar er flåttborne sjukdommar. I dei siste åra har det både på global basis generelt, og i Noreg vore ein auking i ... -
Spatiotemporal and seasonal dynamics in the microbial communities of a landfill-leachate contaminated aquifer
Abiriga, Daniel; Jenkins, Andrew; Alfsnes, Kristian; Vestgarden, Live Semb; Klempe, Harald (Peer reviewed; Journal article, 2021)The microbiome of an aquifer contaminated by landfill leachate and undergoing intrinsic remediation was characterised using 16S rRNA metabarcoding. The archaeal/bacterial V3–V4 hypervariable region of the 16S rRNA gene was ... -
Tick-borne pathogens in Ixodes ricinus ticks collected from migratory birds in southern Norway
Pedersen, Benedikte Nevjen; Jenkins, Andrew; Kjelland, Vivian (Peer reviewed; Journal article, 2020)Birds are important hosts for the first life stages of the Ixodes ricinus tick and they can transport their parasites over long distances. The aim of this study was to investigate the prevalence of Borrelia burgdorferi ... -
Undersøkelse av plastnedbrytende egenskaper hos mikrobe isolater fra Revdalen deponi
Eide, Ingrid Bru (Master thesis, 2022)Polyetylen (PE) er det mest utbredte syntetiske, petroleumsbaserte plastmaterialet som produseres globalt. Lavtetthets polyetylen (LDPE) er et av de mest motstandsdyktige polymere mot biologisk nedbrytning, noe som resulterer ... -
Use of environmental DNA to detect the myxozoan endoparasite Tetracapsuloides bryosalmonae in large Norwegian lakes
Oredalen, Tone Jøran; Mo, Tor Atle; Jenkins, Andrew; Haugan, Natalie (Journal article; Peer reviewed, 2022)Environmental DNA (eDNA) is an increasingly used noninvasive and cost-effective method for species detections in surveillance studies. The myxozoan endoparasite Tetracapsuloides bryosalmonae is the causative agent of ...