Search Results - "Lundanes, Elsa"

Determination of pharmaceutical residues in wastewater using high performance liquid chromatography coupled to quadrupole-Orbitrap mass spectrometry by Pugajeva, Iveta, Rusko, Janis, Perkons, Ingus, Lundanes, Elsa, Bartkevics, Vadims

“…•A method for the determination of 24 emerging pharmaceuticals has been developed.•The analysis of 21 samples revealed the occurrence of 20 selected…”
Get full text

Nano-LC in proteomics: recent advances and approaches by Wilson, Steven Ray, Vehus, Tore, Berg, Henriette Sjaanes, Lundanes, Elsa

“…In proteomics, nano-LC is arguably the most common tool for separating peptides/proteins prior to MS. The main advantage of nano-LC is enhanced sensitivity, as…”
Get full text

Proteomics tools reveal startlingly high amounts of oxytocin in plasma and serum by Brandtzaeg, Ole Kristian, Johnsen, Elin, Roberg-Larsen, Hanne, Seip, Knut Fredrik, MacLean, Evan L., Gesquiere, Laurence R., Leknes, Siri, Lundanes, Elsa, Wilson, Steven Ray

“…The neuropeptide oxytocin (OT) is associated with a plethora of social behaviors and is a key topic at the intersection of psychology and biology. However,…”
Get full text

Validated methods for determination of neurotransmitters and metabolites in rodent brain tissue and extracellular fluid by reversed phase UHPLC–MS/MS by Bergh, Marianne Skov-Skov, Bogen, Inger Lise, Lundanes, Elsa, Øiestad, Åse Marit Leere

“…•Fast and sensitive UHPLC–MS/MS-method for determination of neurotransmitters.•Validated method for analysis of both brain extracellular fluid and brain…”
Get full text

Mass spectrometric detection of 27-hydroxycholesterol in breast cancer exosomes by Roberg-Larsen, Hanne, Lund, Kaja, Seterdal, Kristina Erikstad, Solheim, Stian, Vehus, Tore, Solberg, Nina, Krauss, Stefan, Lundanes, Elsa, Wilson, Steven Ray

“…•Oxysterols detected in exosomes.•Enrichment of 27-OHC observed in exosomes from ER+ breast cancer cells.•Oxysterol profile differs between exosomes and…”
Get full text

Quantification of Nerve Agent Biomarkers in Human Serum and Urine by Røen, Bent Tore, Sellevåg, Stig Rune, Lundanes, Elsa

“…A novel method for rapid and sensitive quantification of the nerve agent metabolites ethyl, isopropyl, isobutyl, cyclohexyl, and pinacolyl methylphosphonic…”
Get full text

Searching for a UV-filter in the eyes of high-flying birds by Zawadzka, Malgorzata, Ràcz, Beatrix, Ambrosini, Dario, Görbitz, Carl Henrik, Morth, Jens Preben, Wilkins, Alistair L., Østeby, Anja, Elgstøen, Katja Benedikte Prestø, Lundanes, Elsa, Rise, Frode, Ringvold, Amund, Wilson, Steven Ray

“…The eye lens is a unique organ as no cells can be replaced throughout life. This makes it decisive that the lens is protected against damaging UV-radiation. An…”
Get full text

Determination of opiates and cocaine in urine by high pH mobile phase reversed phase UPLC–MS/MS by Berg, Thomas, Lundanes, Elsa, Christophersen, Asbjørg S., Strand, Dag Helge

“…A fast and selective ultra performance liquid chromatography-tandem mass spectrometry (UPLC–MS/MS) method for the determination of opiates (morphine, codeine,…”
Get full text

Comparison of Fenton and sono-Fenton bisphenol A degradation by Ioan, Iordache, Wilson, Steven, Lundanes, Elsa, Neculai, Aelenei

“…Degradation of bisphenol A (BPA) was carried out with the Fenton reagent with and without additional sonochemical treatment. The Fenton and the sono-Fenton…”
Get full text

Brominated Flame Retardants in Archived Serum Samples from Norway:  A Study on Temporal Trends and the Role of Age by Thomsen, Cathrine, Lundanes, Elsa, Becher, Georg

“…The temporal trends and influence of age and gender on levels of selected brominated flame retardants (BFRs) in human serum have been assessed by analyzing…”
Get full text

Open tubular lab-on-column/mass spectrometry for targeted proteomics of nanogram sample amounts by Hustoft, Hanne Kolsrud, Vehus, Tore, Brandtzaeg, Ole Kristian, Krauss, Stefan, Greibrokk, Tyge, Wilson, Steven Ray, Lundanes, Elsa

“…A novel open tubular nanoproteomic platform featuring accelerated on-line protein digestion and high-resolution nano liquid chromatography mass spectrometry…”
Get full text

Highly automated nano-LC/MS-based approach for thousand cell-scale quantification of side chain-hydroxylated oxysterols[S] by Roberg-Larsen, Hanne, Lund, Kaja, Vehus, Tore, Solberg, Nina, Vesterdal, Caroline, Misaghian, Dorna, Olsen, Petter Angell, Krauss, Stefan, Wilson, Steven Ray, Lundanes, Elsa

“…Iso-octyl chain-hydroxylated oxysterols were determined in attomoles per 10,000 cells concentrations in 10,000–80,000 cultured pancreatic adenocarcinoma cells,…”
Get full text

Trace determination of primary nerve agent degradation products in aqueous soil extracts by on-line solid phase extraction–liquid chromatography–mass spectrometry using ZrO2 for enrichment by Røen, Bent Tore, Sellevåg, Stig Rune, Dybendal, Kjersti E., Lundanes, Elsa

“…•ZrO2 has strong affinity for the deprotonated alkyl methylphosphonic acids.•ZrO2 was combined with a reversed phase separation column in on-line…”
Get full text

Simultaneous determination of 6 beta-blockers, 3 calcium-channel antagonists, 4 angiotensin-II antagonists and 1 antiarrhytmic drug in post-mortem whole blood by automated solid phase extraction and liquid chromatography mass spectrometry Method development and robustness testing by experimental design by KRISTOFFERSEN, Lena, LEERE ØIESTAD, Elisabeth, STOKKE OPDAL, Mimi, KROGH, Mette, LUNDANES, Elsa, SOLBERG CHRISTOPHERSEN, Asbjørg

Get full text

Micro‐pillar array columns (µPAC): An efficient tool for comparing tissue and cultured cells of glioblastoma by Berg, Henriette Engen, Halldórsson, Skarphéðinn, Bakketeig, Eris Aas, Thiede, Bernd, Sandberg, Cecilie J., Lundanes, Elsa, Vik-Mo, Einar, Wilson, Steven Ray

“…•Single dimensional µPAC and MS is an excellent platform for glioblastoma proteomics.•Glioblastoma tissue and cultured cells derived from the same tissues were…”
Get full text

Investigating Monoliths (Vinyl Azlactone-co-Ethylene Dimethacrylate) as a Support for Enzymes and Drugs, for Proteomics and Drug-Target Studies by Olsen, Christine, Skottvoll, Frøydis Sved, Brandtzaeg, Ole Kristian, Schnaars, Christian, Rongved, Pål, Lundanes, Elsa, Wilson, Steven Ray

“…Prior to mass spectrometry, on-line sample preparation can be beneficial to reduce manual steps, increase speed, and enable analysis of limited sample amounts…”
Get full text

Tailored Polymer-Based Selective Extraction of Lipid Mediators from Biological Samples by Ambaw, Yohannes Abere, Dahl, Sandra Rinne, Chen, Yan, Greibrokk, Tyge, Lundanes, Elsa, Lazraq, Issam, Shinde, Sudhirkumar, Selvalatchmanan, Jayashree, Wenk, Markus R., Sellergren, Börje, Torta, Federico

“…Lipid mediators, small molecules involved in regulating inflammation and its resolution, are a class of lipids of wide interest as their levels in blood and…”
Get full text

Comparison of commercial nanoliquid chromatography columns for fast, targeted mass spectrometry-based proteomics by Vehus, Tore, Seterdal, Kristina Erikstad, Krauss, Stefan, Lundanes, Elsa, Wilson, Steven R

“…We compared four commonly used, commercially available reverse phase nanoLC columns for identification/determination of Wnt/β-catenin-related pathway proteins…”
Get full text

Rugged Large Volume Injection for Sensitive Capillary LC-MS Environmental Monitoring by Roberg-Larsen, Hanne, Abele, Silvija, Demir, Deniz, Dzabijeva, Diana, Amundsen, Sunniva F, Wilson, Steven R, Bartkevics, Vadims, Lundanes, Elsa

“…A rugged and high throughput capillary column (cLC) LC-MS switching platform using large volume injection and on-line automatic filtration and filter…”
Get full text

A simplified method for determination of tetrabromobisphenol A and polybrominated diphenyl ethers in human plasma and serum by Thomsen, Cathrine, Lundanes, Elsa, Becher, Georg

“…A method utilizing solid‐phase extraction (SPE) and gas chromatography with electron capture mass spectrometric detection (GC‐ECMS) has been developed for…”
Get full text