hellema

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Academic interests

  • Analytical chemistry
  • Liquid chromatography (HPLC)
  • Mass spectrometry (MS)
  • Proteomics
  • Sample preparation

 

Tags: Bioanalytical Chemistry, Chemistry

Publications

  • Sundvold, Hilde; Gjerstad, Vibeke Sundvold; Malerød-Fjeld, Helle; Haglund, Kaisa; Stenmark, Harald Alfred & Malerød, Lene (2016). Arv1 promotes cell division by recruiting IQGAP1 and myosin to the cleavage furrow. Cell Cycle.  ISSN 1538-4101.  15(5), s 628- 643 . doi: 10.1080/15384101.2016.1146834
  • Hullstein, Ingunn; Malerød-Fjeld, Helle; Dehnes, Yvette & Hemmersbach, Peter J (2015). Black market products confiscated in Norway 2011-2014 compared to analytical findings in urine samples. Drug Testing and Analysis.  ISSN 1942-7603.  7(11-12), s 1025- 1029 . doi: 10.1002/dta.1900
  • Malerød, Helle; Graham, Robert L.J; Sweredoski, Michael J. & Hess, Sonja (2013). Comprehensive Profiling of N-Linked Glycosylation Sites in HeLa Cells Using Hydrazide Enrichment. Journal of Proteome Research.  ISSN 1535-3893.  12(1), s 337- 348 . doi: 10.1021/pr300859k
  • Malerød, Helle; Røgeberg, Magnus; Tanaka, Nobou; Greibrokk, Tyge & Lundanes, Elsa (2013). Large volume injection of aqueous peptide samples on a monolithic silica based zwitterionic-hydrophilic interaction liquid chromatography system for characterization of posttranslational modifications. Journal of Chromatography A.  ISSN 0021-9673.  1317, s 129- 137 . doi: 10.1016/j.chroma.2013.07.083
  • Røgeberg, Magnus; Malerød, Helle; Røberg-Larsen, Hanne; Aass, Cecilie & Wilson, Steven Ray Haakon (2013). On-line solid phase extraction-liquid chromatography, with emphasis on modern bioanalysis and miniaturized systems. Journal of Pharmaceutical and Biomedical Analysis.  ISSN 0731-7085.  87(18), s 120- 129 . doi: 10.1016/j.jpba.2013.05.006
  • Hustoft, Hanne Kolsrud; Malerød, Helle; Wilson, Steven Ray Haakon; Reubsaet, Leon; Lundanes, Elsa & Greibrokk, Tyge (2012). A critical review of trypsin digestion for LC-MS based proteomics, In Eastwood Lueng (ed.),  Proteomics / book2.  INTECH.  ISBN 979-953-307-693-4.  Chapter X.
  • Hustoft, Hanne Kolsrud; Reubsaet, Leon; Greibrokk, Tyge; Lundanes, Elsa & Malerød, Helle (2011). Critical assessment of accelerating trypsination methods. Journal of Pharmaceutical and Biomedical Analysis.  ISSN 0731-7085.  56(5), s 1069- 1078 . doi: 10.1016/j.jpba.2011.08.013
  • 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
  • Røgeberg, Magnus; Wilson, Steven Ray Haakon; Malerød, Helle; Lundanes, Elsa; Tanaka, Nobuo & Greibrokk, Tyge (2011). High efficiency, high temperature separations on silica based monolithic columns. Journal of Chromatography A.  ISSN 0021-9673.  1218(41), s 7281- 7288 . doi: 10.1016/j.chroma.2011.08.049
  • Loftheim, Håvard; Nguyen, Thien; Malerød, Helle; Lundanes, Elsa; Åsberg, Anders & Reubsaet, Jan Leo (2010). 2-D hydrophilic interaction liquid chromatography-RP separation in urinary proteomics - Minimizing variability through improved downstream workflow compatibility. Journal of Separation Science.  ISSN 1615-9314.  33(6-7), s 864- 872 . doi: 10.1002/jssc.200900554
  • Malerød, Helle; Lundanes, Elsa & Greibrokk, Tyge (2010). Recent advances in on-line multidimensional liquid chromatography. Analytical Methods.  ISSN 1759-9660.  2(2), s 110- 122 . doi: 10.1039/b9ay00194h
  • Loftheim, Håvard; Nguyen, Thien Duc; Malerød, Helle; Lundanes, Elsa; Åsberg, Anders & Reubsaet, Jan Leo (2009). 2-D hydrophilic interaction liquid chromatography-RP separation in urinary proteomics - Minimizing variability through improved downstream workflow compatibility. Journal of Separation Science.  ISSN 1615-9314.  32, s 1- 9
  • Tzankova, Mihailova Albena; Malerød, Helle; Wilson, Steven Ray Haakon; Karaszewski, B; Hauser, R; Lundanes, Elsa & Greibrokk, Tyge (2008). Improving the resolution of neuropeptides in rat brain with on-line HILIC-RP compared to on-line SCX-RP. Journal of Separation Science.  ISSN 1615-9314.  31 . doi: 10.1002/jssc.200700257
  • Mmatli, Edward M; Malerød, Helle; Wilson, Steven Ray Haakon; Abegaz, Berhanu m; Greibrokk, Tyge; Lundanes, Elsa; Malterud, Karl Egil; Petersen, Dirk & Rise, Frode (2007). Identification of major metal complexing compounds in Blepharis aspera. Analytica Chimica Acta.  ISSN 0003-2670.  597(1), s 24- 31 . doi: 10.1016/j.aca.2007.06.042
  • Wilson, Steven Ray Haakon; Greibrokk, Tyge; Lundanes, Elsa; Malerød, Helle; Petersen, Dirk & Rise, Frode (2007). An alternative LC-SPE-NMR design. Journal of Separation Science.  ISSN 1615-9314.
  • Wilson, Steven Ray Haakon; Malerød, Helle; Holm, Anders; Molander, Pål; Lundanes, Elsa & Greibrokk, Tyge (2007). On-line SPE–nano-LC–nanospray-MS for rapid and sensitive determination of perfluorooctanoic acid andperfluorooctane sulfonate in river water. Journal of Chromatographic Science.  ISSN 0021-9665.  45, s 146- 152
  • Wilson, Steven Ray Haakon; Malerød, Helle; Petersen, Dirk; Rise, Frode; Lundanes, Elsa & Greibrokk, Tyge (2007). An alternative multiple-trapping LC-SPE-NMR system . Journal of Separation Science.  ISSN 1615-9314.  30, s 322- 328 . doi: 10.1002/jssc.200600238
  • Malerød, Helle; Petersen, Dirk; Nebojsa, Simic; Bobu, Maria-Magdalena; Rise, Frode; Lundanes, Elsa; Greibrokk, Tyge & Wilson, Steven Ray Haakon (2006). Controlling LC-SPE-NMR systems. Journal of Separation Science.  ISSN 1615-9314.  29(4), s 582- 589

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  • Røgeberg, Magnus; Wilson, Steven Ray Haakon; Malerød, Helle; Tanaka, Nobou; Lundanes, Elsa & Greibrokk, Tyge (2012). Effektiv peptidseparasjon ved bruk av høy temperatur på silikabaserte monolittkolonner.
  • Hustoft, Hanne Kolsrud & Malerød, Helle (2011). A critical assessment of sample preparation in LC-MS based proteomics.
  • Malerød, Helle; Hustoft, Hanne Kolsrud; Wilson, Steven Ray Haakon; Reubsaet, Leon; Lundanes, Elsa & Greibrokk, Tyge (2011). Evaluating accelerating methods for trypsin digestion in LC-MS based proteomics.
  • Røgeberg, Magnus; Wilson, Steven Ray Haakon; Malerød, Helle; Lundanes, Elsa & Greibrokk, Tyge (2011). Monolithic Silica Based Columns for Fast, High Temperature Peptide Separations in Proteomics.
  • Røgeberg, Magnus; Wilson, Steven Ray Haakon; Malerød, Helle; Tanaka, Nobuo; Lundanes, Elsa & Greibrokk, Tyge (2011). Monolithic silica based columns in proteomics: optimization and applications.
  • Wilson, Steven Ray Haakon; Malerød, Helle; Lundanes, Elsa & Johnsen, Elin (2011). HILIC separation of Nucleoside Triphosphates with Temperature as a Separation Parameter.
  • Greibrokk, Tyge; Lundanes, Elsa; Wilson, Steven Ray Haakon & Malerød, Helle (2010). Two-dimensional capillary LC.
  • Loftheim, Håvard; Malerød, Helle; Lundanes, Elsa; Åsberg, Anders & Reubsaet, Jan Leo (2010). Accelerated 18O/16O labeling in urinary proteomics.
  • Malerød, Helle; Lundanes, Elsa & Greibrokk, Tyge (2010). Multidimensjonal væskekromatografi og ulike applikasjoner.
  • Opsal, Kristin; Malerød, Helle; Wilson, Steven Ray Haakon; Lundanes, Elsa & Greibrokk, Tyge (2010). Quantification of cancer drugs in blood plasma with LC-UV-MS.
  • Greibrokk, Tyge; Lundanes, Elsa; Wilson, Steven Ray Haakon; Malerød, Helle; Tzankova, Mihailova Albena & Pepaj, Milaim (2009). Multidimensional LC - advantages and limitations.
  • Greibrokk, Tyge; Wilson, Steven Ray Haakon; Malerød, Helle & Lundanes, Elsa (2009). Multidimensional capillary liquid chromatography.
  • Loftheim, Håvard; Nguyen, Duc Thien; Malerød, Helle; Lundanes, Elsa; Åsberg, Anders & Reubsaet, Jan Leo (2009). Optimization of the Sample Preparation in Urinary Proteomics.
  • Loftheim, Håvard; Nguyen, Duc Thien; Malerød, Helle; Lundanes, Elsa; Åsberg, Anders & Reubsaet, Jan Leo (2009). Possible pitfalls in urinary proteomics: evaluating strengths and weaknesses in the sample pretreatment.
  • Loftheim, Håvard; Nguyen, Duc Thien; Malerød, Helle; Lundanes, Elsa; Åsberg, Anders & Reubsaet, Jan Leo (2009). Possible pitfalls in urinary proteomics: evaluating strengths and weaknesses in the sample pretreatment.
  • Malerød, Helle; Tzankova, Mihailova Albena; Færgestad, Ellen M; Karaszewski, Bartosz; Hauser, Roman; Lundanes, Elsa & Greibrokk, Tyge (2009). Neuropeptide profiling in rat hippocampus using capillary 2D-LC-MS/MS.
  • Chen, Y; Dahl, Sandra Rinne; Malerød, Helle; Lundanes, Elsa & Greibrokk, Tyge (2008). Prostaglandins and molecular imprinted polymers.
  • Ellevog, U; Malerød, Helle; Lundanes, Elsa & Greibrokk, Tyge (2008). Solubility and chromatography of membrane proteins.
  • Malerød, Helle; Tzankova, Mihailova Albena; Karaszewski, Bartosz; Hauser, Roman; Lundanes, Elsa & Greibrokk, Tyge (2008). Determination and identification of neuropeptides in rat hippocampus.
  • Malerød, Helle; Tzankova, Mihailova Albena; Wilson, Steven Ray Haakon; Karaszewski, Bartosz; Hauser, Roman; Lundanes, Elsa & Greibrokk, Tyge (2008). Comparison of on-line HILIC-RP with on-line SCX-RP for separation of neuropeptides in rat brain.
  • Wilson, Steven Ray Haakon; Greibrokk, Tyge; Lundanes, Elsa; Malerød, Helle; Malterud, Karl Egil; Petersen, Dirk & Rise, Frode (2008). Identification of the major metal compounds in blepharis aspera.
  • Wilson, Steven Ray Haakon; Greibrokk, Tyge; Lundanes, Elsa; Malerød, Helle; Malterud, Karl Egil; Petersen, Dirk; Rise, Frode; Mmatli, Edward Eddie & Abegaz, Berhanu M (2008). Identification of the major metal compounds in blepharis aspera.
  • Lundanes, Elsa; Pepaj, Milaim; Tran, Bao Quoc; Mihailova, Albena; Wilson, Steven Ray Haakon; Malerød, Helle & Greibrokk, Tyge (2007). Progress in extraction of peptides and proteins.
  • Malerød, Helle; Wilson, Steven Ray Haakon; Petersen, Dirk; Rise, Frode; Lundanes, Elsa & Greibrokk, Tyge (2007). Structure determination using on-line LC-MS/NMR.
  • Rise, Frode; Malerød, Helle; Mmatli, Edward Eddie; Wilson, Steven Ray Haakon; Lundanes, Elsa; Greibrokk, Tyge; Petersen, Dirk & Abegaz, Berhanu m (2007). Identification of Phenylethyl Glycosides from Blepharis aspera by LC-UV-SPE-NMR/MS Hyphenation.
  • Rise, Frode; Mmatli, Edward Eddie; Malerød, Helle; Wilson, Steven Ray Haakon; Lundanes, Elsa; Greibrokk, Tyge; Petersen, Dirk & Abegaz, Berhanu m (2007). Identification of Phenylethyl Glycosides from Blepharis Aspera by LC-UV-SPE-NMR/MS Hyphenation.
  • Wilson, Steven Ray Haakon; Greibrokk, Tyge; Lundanes, Elsa; Malerød, Helle; Jankowski, Mikolaj & Mihailova, Albena (2007). Online two dimensional HILIC-RP separation of peptides.
  • Malerød, Helle; Wilson, Steven Ray Haakon; Rise, Frode; Lundanes, Elsa & Greibrokk, Tyge (2006). Pre-concentration of compounds on a micro-solid phase extraction (SPE) column for LC-NMR analysis.
  • Rise, Frode; Mmatli, Edward Eddie; Malerød, Helle; Wilson, Steven Ray Haakon; Lundanes, Elsa; Greibrokk, Tyge; Petersen, Dirk & Abegaz, Berhanu m (2006). Identification of Phenylethyl Glycosides from Blepharis aspera by LC-UV-SPE-NMR/MS Hyphenation.

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Published Nov. 11, 2010 9:00 AM - Last modified Sep. 24, 2012 12:58 PM