2021
Assessing mineral availability in fish feeds using complementary methods demonstrated with the example of zinc in atlantic salmon
Marta Sofia Silva, Thea Stewart, Heidi Amlund, Jens Jørgen Sloth, Pedro Araujo, Erik Jan Robert Lock, Christer Hogstrand, Robin Ørnsrud, Rune Waagbø, P. Antony Jesu Prabhu
Journal of Visualized Experiments
2021
p. 1-16
2021
Challenges Ahead for a Rational Analysis of Vitamin D in Athletes
Pedro Araujo, Cioly Méndez-Dávila
Frontiers in Nutrition
8
2021
The impact of seawater warming on fatty acid composition and nutritional quality indices of Trematomus bernacchii from the Antarctic region
Pedro Araujo, Cristina Truzzi, Ikram Belghit, Matteo Antonucci
Food Chemistry
365
2021
Dietary Lipid Modulation of Intestinal Serotonin in Ballan Wrasse (Labrus bergylta)—In Vitro Analyses
Angela Etayo, Hoang Thi My Dung Le, Pedro Araujo, Kai Kristoffer Lie, Øystein Sæle
Frontiers in Endocrinology
12
p. 1-15
2021
Increasing the dietary n-6/n-3 ratio alters the hepatic eicosanoid production after acute stress in Atlantic salmon (Salmo salar)
Bjørg Kristine Hundal, Nina Sylvia Liland, Grethe Rosenlund, Erik Höglund, Pedro Araujo, Ingunn Stubhaug, Nini Sissener
Aquaculture
534
2020
Vitamin D supplementation during winter: Effects on stress resilience in a randomized control trial
Anita Lill Hansen, Gina Ambroziak, David Thornton, James C. Mundt, Rachel E. Kahn, Lisbeth Dahl, Leif Waage, Daniel Kattenbraker, Pedro Araujo, Robert Murison, Knut Rypdal, Bjørn Grung
Nutrients
12
p. 1-21
2020
Dietary 18:2n-6 affects EPA (20:5n-3) and ARA (20:4n-6) content in cell membranes and eicosanoid production in Atlantic salmon (Salmo salar L.)
Nini Sissener, Pedro Araujo, Øystein Sæle, Gjert Hovland Rosenlund, Ingunn Stubhaug, Monica Sanden
Aquaculture
522
2020
Fatty acid reference intervals in red blood cells among pregnant women in Norway–Cross sectional data from the ‘Little in Norway’ cohort
Pedro Araujo, Marian Kjellevold, Ive Nerhus, Lisbeth Dahl, Inger Aakre, Vibeke Moe, Lars Smith, Maria Wik
Nutrients
12
p. 1-16
2019
Modeling the influence of time and temperature on the levels of fatty acids in the liver of Antarctic fish Trematomus bernacchii
Matteo Antonucci, Ikram Belghit, Cristina Truzzi, Silvia Illuminati, Pedro Araujo
Polar Biology
42
p. 2017-2030
2019
Resveratrol inhibited LPS induced transcription of immune genes and secretion of eicosanoids in Atlantic salmon (Salmo salar), comparing mono-, co- and a novel triple cell culture model of head kidney leukocytes, liver cells and visceral adipocyte tissue
Elisabeth Holen, Pedro Araujo, Shiwei Xie, Liv Ingeborg Rosvoll Søfteland, Marit Espe
224
2019
The effect of omega-3 and omega-6 polyunsaturated fatty acids on the production of cyclooxygenase and lipoxygenase metabolites by human umbilical vein endothelial cells
Pedro Araujo, Ikram Belghit, Niels Aarsaether, Marit Espe, Eva Lucena, Elisabeth Holen
Nutrients
11:966
p. 1-18
2019
Development of a fatty liver model using oleic acid in primary liver cells isolated from Atlantic salmon and the prevention of lipid accumulation using metformin
Marit Espe, Shiwei Xie, Shijun Chen, Pedro Araujo, Elisabeth Holen
Aquaculture Nutrition
25
p. 737-746
2019
Apparent availability of zinc, selenium and manganese as inorganic metal salts or organic forms in plant-based diets for Atlantic salmon (Salmo salar)
Marta Sofia silva, Saskia Kröckel, Antony Prabhu, Wolfgang Koppe, Robin Ørnsrud, Rune Waagbø, Pedro Araujo, Heidi Amlund
Aquaculture
503
p. 562-570
2018
Speciation of zinc in fish feed by size exclusion chromatography coupled to inductively coupled plasma mass spectrometry – using fractional factorial design for method optimisation and mild extraction conditions
Marta Sofia Silva, Veronika Sele, Jens Jørgen Sloth, Pedro Araujo, Heidi Amlund
Journal of chromatography. B
1104
p. 262-268
2018
A comparative study: Difference in omega-6/omega-3 balance and saturated fat in diets for Atlantic salmon (Salmo salar) affect immune-, fat metabolism-, oxidative and apoptotic-gene expression, and eicosanoid secretion in head kidney leukocytes
Elisabeth Holen, Pedro Araujo, Nini Sissener, Grethe Rosenlund, Rune Waagbø
Fish and Shellfish Immunology
72
p. 57-68
2018
Effect of storage time, temperature, antioxidant and thawing on fatty acid composition of plasma, serum and red blood cells – A pilot biobank study
Pedro Araujo, Tormod Bjørkkjær, Livar Frøyland, Rune Waagbø
Clinical Biochemistry
52
p. 94-105
2018
A novel strategy for discriminating marine oils by using the positional distribution (sn-1, sn-2, sn-3) of omega-3 polyunsaturated fatty acids in triacylglycerols
Pedro Araujo, Ephrem Tilahun, Yingxu Zeng
Talanta: The International Journal of Pure and Applied Analytical Chemistry
182
p. 32-37
2017
Modulation of nutrient composition of black soldier fly (Hermetia illucens) larvae by feeding seaweed-enriched media
Nina Sylvia Liland, Irene Biancarosa, Pedro Araujo, Daan Biemans, Christian Guido Bruckner, Rune Waagbø, Bente Elisabeth Torstensen, Erik-Jan Lock
PLOS ONE
12
2017
Uptake of heavy metals and arsenic in black soldier fly (Hermetia illucens) larvae grown on seaweed-enriched media
Irene Biancarosa, Nina Sylvia Liland, Daan Biemans, Pedro Araujo, Christian Guido Bruckner, Rune Waagbø, Bente Elisabeth Torstensen, Erik-Jan Lock, Heidi Amlund
Journal of the Science of Food and Agriculture
98
p. 2176-2183
2016
A simple liquid extraction protocol for overcoming the ion suppression of triacylglycerols by phospholipids in liquid chromatography mass spectrometry studies
Pedro Araujo, Ephrem Tilahun, Joar Fjørtoft Breivik, Bashir Mohamed Hissen Abdulkader, Livar Frøyland, Yingxu Zeng
Talanta: The International Journal of Pure and Applied Analytical Chemistry
148
p. 463-471
2016
An LC–MS-based lipidomics approach for studying the impact of dietary eicosapentaenoic acid on modulating methylmercury toxicity in mice
Yingxu Zeng, Svein Are Mjøs, Pedro Araujo, Bjørn Grung, Lisa Kolden Midtbø, Zhen-yu Du
Metabolomics
12:174
2016
Hydrolyzed fish proteins modulates both inflammatory and antioxidant gene expression as well as protein expression in a co culture model of liver and head kidney cells isolated from Atlantic salmon (Salmo salar)
Elisabeth Holen, Juyun He, Pedro Araujo, Jørgen Seliussen, Marit Espe
Fish and Shellfish Immunology
54
p. 22-29
2016
Plackett-Burman design and fragmentation studies to assist the 1 comparison of techniques used to extract phospholipids prior to regiospecific characterization by liquid chromatography mass spectrometry
Pedro Araujo, Han Zhu, Joar Fjørtoft Breivik, Jan Idar Hjelle, Yingxu Zeng, Svein Are Mjøs
American Journal of Modern Chromatography
3
p. 1-22
2016
Comments on Boelaert et al. Determination of Asymmetric and Symmetric Dimethylarginine in Serum from Patients with Chronic Kidney Disease: UPLC–MS/MS versus ELISA
Dimitrios Tsikas, bibiana beckmann, Pedro Araujo
Toxins
8
p. 1-3
2015
Combining eicosapentaenoic acid, decosahexaenoic acid and arachidonic acid, using a fully crossed design, affect gene expression and eicosanoid secretion in salmon head kidney cells invitro
Elisabeth Holen, Juyun He, Marit Espe, Liqiou Chen, Pedro Araujo
Fish and Shellfish Immunology
45
p. 695-703
2014
Determination and structural elucidation of triacylglycerols in krill oil by chromatographic techniques
Pedro Araujo, Han Zhu, Joar Fjørtoft Breivik, Jan Idar Hjelle, Yingxu Zeng
Lipids
49
p. 163-172
2014
Development and validation of an extraction method for the determination of pro-inflammatory eicosanoids in human plasma using liquid chromatography-tandem mass spectrometry
Pedro Araujo, Zebasil Tassew Mengesha, Eva Lucena, Bjørn Grung
Journal of Chromatography A
1353
p. 57-64
2014
The impact of exogenous ω-6 and ω-3 polyunsaturated fatty acids on the induced production of pro- and anti-inflammatory prostaglandins and leukotrienes in Atlantic salmon head kidney cells using a full factorial design and LC-MS/MS
Pedro Araujo, Eva Lucena, Yang Yang, Bupesh Ceemala, Zebasil Tassew Mengesha, Elisabeth Holen
Journal of chromatography. B
964
p. 164-171
2014
A co culture approach show that polyamine turnover is affected during inflammation in Atlantic salmon immune and liver cells and that arginine and LPS exerts opposite effects on p38MAPK signaling
Elisabeth Holen, Marit Espe, Synne Marte Andersen, Richard Taylor, Anders Aksnes, Zebasil Tassew Mengesha, Pedro Araujo
Fish and Shellfish Immunology
37
p. 286-298
2013
Cytokine gene expression and prostaglandin production in head kidney leukocytes isolated from Atlantic cod (Gadus morhua) added different levels of arachidonic acid and eicosapentaenoic acid
Miriam Furné Castillo, Elisabeth Holen, Pedro Araujo, Kai Kristoffer Lie, Mari Moren
Fish and Shellfish Immunology
34
p. 770-777
2013
Dietary eicosapentaenoic acid supplementation accentuates hepatic triglyceride accumulation in mice with impaired fatty acid oxidation capacity
Zhen-yu Du, Tao Ma, Bjørn Liaset, Alison H. Keenan, Pedro Araujo, Erik-Jan Lock, Laurent Demizieux, Pascal Degrace, Livar Frøyland, Karsten Kristiansen, Lise Madsen
Biochimica et Biophysica Acta - Molecular and Cell Biology of Lipids
1831
p. 291-299
2012
Pathogen recognition and mechanisms in Atlantic cod (Gadus morhua) head kidney cells Bacteria (LPS) and virus (poly I:C) signals through different pathways and affect distinct genes
Elisabeth Holen, Kai Kristoffer Lie, Hernandez Pedro W. Araujo, Pål Asgeir Olsvik
Fish and Shellfish Immunology
33
p. 267-276
2012
Application of Doehlert uniform shell designs for selecting optimal amounts of internal standards in the analysis of prostaglandins and leukotrienes by liquid chromatography-tandem mass spectrometry
Hernandez Pedro W. Araujo, Steve Janagap, Elisabeth Holen
Journal of Chromatography A
1260
p. 102-110
2012
Development of an extraction method for the determination of prostaglandins in biological tissue samples using liquid chromatography-tandem mass spectrometry: Application to gonads of Atlantic cod (Gadus morhua)
Steve Janagap, Rita Azeredo, Thu Thao Nguyen, Kristin Hamre, Hernandez Pedro W. Araujo
Analytica Chimica Acta
749
p. 51-55
2012
Chemometrics in chromatography
Pedro Araujo, Bjørn Grung
Journal of chromatography. B
910
p. 1
2012
Doehlert uniform shell designs and chromatography
Hernandez Pedro W. Araujo, Steve Janagap
Journal of chromatography. B
910
p. 14-21
2011
Evaluation of different fingerprinting strategies for differentiating marine oils by liquid chromatography ion-trap mass spectrometry and chemometrics
Yingxu Zeng, HERNANDEZ PEDRO W ARAUJO, Bjørn Grung, Liangxiao Zhang
The Analyst
136
p. 1507-1514
2011
Subjective food hypersensitivity: assessment of enterochromaffin cell markers in blood and gut lavage fluid
Kine Gregersen, Jørgen Valeur, Kristine Lillestøl, Livar Frøyland, Hernandez Pedro W. Araujo, Gülen Arsland Lied, Arnold Berstad
International Journal of General Medicine
4
p. 555-560
2010
UCP1 Induction during Recruitment of Brown Adipocytes in White Adipose Tissue Is Dependent on Cyclooxygenase Activity
Lise Madsen, Lone M Pedersen, Haldis Haukås Lillefosse, Even Fjaere, Ingeborg Brønstad, Qin Hao, Rasmus Kofoed Petersen, Philip Hallenborg, Tao Ma, Rita De Matteis, HERNANDEZ PEDRO W ARAUJO, Josep Mercader, M Louisa Bonet, Jacob B Hansen, Barbara Cannon, Jan Nedergaard, Jun Wang, Saverio Cinti, Peter Voshol, Stein Ove Doskeland, Karsten Kristiansen
PLOS ONE
5
2010
Elucidation of triacylglycerols in cod liver oil by liquid chromatography electrospray tandem ion-trap mass spectrometry
Yingxu Zeng, HERNANDEZ PEDRO W ARAUJO, ZHEN-YU DU, Thu-Thao Nguyen, Livar Frøyland, Bjørn Grung
Talanta: The International Journal of Pure and Applied Analytical Chemistry
82
p. 1261-1270
2010
Discrimination of n-3 rich oils by gas chromatography
HERNANDEZ PEDRO W ARAUJO, Yingxu Zeng, ZHEN-YU DU, Thu-Thao Nguyen, Livar Frøyland, Bjørn Grung
Lipids
45
p. 1147-1158
2010
Unbound DHA causes a high blank value in beta-oxidation assay: a concern for in vitro studies
ZHEN-YU DU, HERNANDEZ PEDRO W ARAUJO, Ingunn Stubhaug, Livar Frøyland
European Journal of Lipid Science and Technology
112
p. 333-342
2010
Epidermis-Type Lipoxygenase 3 Regulates Adipocyte Differentiation and Peroxisome Proliferator-Activated Receptor Activity
Philip Hallenborg, Claus Jørgensen, Rasmus K. Petersen, Søren Feddersen, HERNANDEZ PEDRO W ARAUJO, Patrick Markt, Thierry Langer, Gerhard Furstenberger, Peter Krieg, Arjen Koppen, Eric Kalkhoven, Lise Madsen, K Kristiansen
Molecular and Cellular Biology
30
p. 4077-4091
2010
Dietary fatty acids and inflammation in the vertebral column of Atlantic salmon, Salmo salar L., smolts: a possible link to spinal deformities
Laura Gil Martens, ERIK-JAN LOCK, Per Gunnar Fjelldal, Anna Wargelius, HERNANDEZ PEDRO W ARAUJO, BENTE ELISABETH TORSTENSEN, P. Eckhard Witten, Tom Hansen, Rune Waagbø, ROBIN ØRNSRUD
Journal of Fish Diseases
33
p. 957-972
2009
A randomized double blind comparison of short-term duodenally administrated whale and seal blubber oils in patients with inflammatory bowel disease and joint pain
Tormod Bjørkkjær, HERNANDEZ PEDRO W ARAUJO, Tor Magne Madland, Arnold Berstad, Livar Frøyland
Prostaglandins, Leukotrienes and Essential Fatty Acids
81
p. 425-432
2009
Key aspects of analytical method validation and linearity evaluation
ARAUJO, HERNANDEZ PEDRO W
Journal of chromatography. B
877
p. 2224-2234
2007
Improved quantification of prostaglandins in biological samples by optimizing simultaneously the relationship eicosanoid/internal standard and using liquid chromatography tandem mass spectrometry
HERNANDEZ PEDRO W ARAUJO, Tormod Bjørkkjær, Arnold Berstad, Livar Frøyland
Prostaglandins, Leukotrienes and Essential Fatty Acids
77
p. 9-13