Elin Follaug Johnsen

Tags: Bioanalytical Chemistry

Publications

  • Brandtzaeg, Ole Kristian; Johnsen, Elin Follaug; Røberg-Larsen, Hanne; Seip, Knut Fredrik; MacLean, Evan L.; Gesquiere, Laurence R.; Leknes, Siri; Lundanes, Elsa & Wilson, Steven Ray Haakon (2016). Proteomics tools reveal startlingly high amounts of oxytocin in plasma and serum. Scientific Reports.  ISSN 2045-2322.  6:31693 . doi: 10.1038/srep31693
  • Johnsen, Elin Follaug; Brandtzaeg, Ole Kristian; Vehus, Tore; Røberg-Larsen, Hanne; Bogoeva, Vanya; Ademi, Ornela; Hildahl, Jon Paul; Lundanes, Elsa & Wilson, Steven Ray Haakon (2016). A critical evaluation of Amicon Ultra centrifugal filters for separating proteins, drugs and nanoparticles in biosamples. Journal of Pharmaceutical and Biomedical Analysis.  ISSN 0731-7085.  120, s 106- 111 . doi: 10.1016/j.jpba.2015.12.010
  • Johnsen, Elin Follaug; Leknes, Siri; Wilson, Steven Ray Haakon & Lundanes, Elsa (2015). Liquid chromatography-mass spectrometry platform for both small neurotransmitters and neuropeptides in blood, with automatic and robust solid phase extraction. Scientific Reports.  ISSN 2045-2322.  5 . doi: 10.1038/srep09308
  • Johnsen, Elin; Wilson, Steven Ray Haakon; Odsbu, Ingvild; Krapp, Andreas; Malerød, Helle; Skarstad, Kirsten & Lundanes, Elsa (2011). Hydrophilic interaction chromatography of nucleoside triphosphates with temperature as a separation parameter. Journal of Chromatography A.  ISSN 0021-9673.  1218(35), s 5981- 5986 . doi: 10.1016/j.chroma.2011.01.066

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  • Brandtzæg, Ole Kristian Merkesvik; Johnsen, Elin Follaug; Røberg-Larsen, Hanne; Leknes, Siri; Lundanes, Elsa & Wilson, Steven Ray Haakon (2016). Robust nano liquid chromatography mass spectrometry system for targeted determination of oxytocin in human serum/plasma..
  • Johnsen, Elin Follaug; Wilson, Steven Ray Haakon; Leknes, Siri & Lundanes, Elsa (2015). Highly automated platform for simultaneous identification of all classes of neurotransmitters by hydrophilic interaction liquid chromatography-MS.
  • Wilson, Steven Ray Haakon; Lundanes, Elsa; Vehus, Tore; Røberg-Larsen, Hanne; Johnsen, Elin Follaug & Brandtzaeg, Ole Kristian (2015). Ultra-trace analysis of signal pathways: proteomics, lipidomics and neurotransmitters.
  • Johnsen, Elin Follaug; Folven, Lars; Leknes, Siri; Greibrokk, Tyge; Wilson, Steven Ray Haakon & Lundanes, Elsa (2014). On-line coupling of various spe phases with HILIC-LC for enrichment and separation of polar neurotransmitters in various biological matrices.
  • Greibrokk, Tyge; Røgeberg, Magnus; Wilson, Steven Ray Haakon; Lundanes, Elsa; Misaghian, Dorna & Johnsen, Elin Follaug (2012). Is there a future for open tubular capillary columns in LC?.
  • Johnsen, Elin Follaug; Reubsaet, Leon; Stenmark, Harald; Lundanes, Elsa & Greibrokk, Tyge (2012). PLOT kolonner med utskiftbar overflate-funksjonalitet basert på gullnanopartikler.
  • Wilson, Steven Ray Haakon; Malerød, Helle; Lundanes, Elsa & Johnsen, Elin (2011). HILIC separation of Nucleoside Triphosphates with Temperature as a Separation Parameter.
  • Johnsen, Elin; Wilson, Steven Ray Haakon; Lundanes, Elsa & Greibrokk, Tyge (2010). Method development for determination of (triphosphate) nucleotides on a ZIC-pHILIC column.

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Published Nov. 11, 2010 09:00 AM - Last modified Sep. 24, 2012 12:57 PM