Browsing Bergen Open Research Archive by Author "Araujo, Pedro"
Now showing items 1-18 of 18
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Apparent availability of zinc, selenium and manganese as inorganic metal salts or organic forms in plant-based diets for Atlantic salmon (Salmo salar)
Silva, Marta Sofia; Kröckel, Saskia; Prabhu, Antony; Koppe, Wolfgang; Ørnsrud, Robin; Waagbø, Rune; Araujo, Pedro; Amlund, Heidi (Peer reviewed; Journal article, 2019-03)The composition of salmonid diets has changed from the use of mainly marine ingredients to increased use of plant ingredients, and this has an impact on the mineral content and availability. Minerals, like zinc (Zn), ... -
Assessing mineral availability in fish feeds using complementary methods demonstrated with the example of zinc in atlantic salmon
Silva, Marta Sofia; Stewart, Thea; Amlund, Heidi; Sloth, Jens Jørgen; Araujo, Pedro; Lock, Erik Jan Robert; Hogstrand, Christer; Ørnsrud, Robin; Waagbø, Rune; Prabhu, P. Antony Jesu (Journal article; Peer reviewed, 2021)Assessing the availability of dietary micro-minerals is a major challenge in mineral nutrition of fish species. The present article aims to describe a systematic approach combining different methodologies to assess the ... -
Discrimination of n-3 Rich Oils by Gas Chromatography
Araujo, Pedro; Zeng, Yingxu; Du, Zhen-Yu; Nguyen, Thu-Thao; Frøyland, Livar; Grung, Bjørn (Peer reviewed; Journal article, 2010-11-22)Exploring the capabilities of instrumental techniques for discriminating n-3 rich oils derived from animals is a very important though much neglected area that was emphasized more than 100 years ago. In this study the ... -
Does the processing of black soldier fly larvae meal affect the amino acid solubility in Atlantic salmon (Salmo salar)?
Radhakrishnan, Gopika; Silva, Marta Sofia; Liland, Nina Sylvia; Secci, R.; Araujo, Pedro; Philip, Antony Jesu Prabhu; Belghit, Ikram (Journal article; Peer reviewed, 2024)The present work aimed to evaluate protein and amino acid (AA) digestibility/solubility of different black soldier fly larvae (BSFL) based meals for Atlantic salmon in vivo and in vitro. Three types of insect meals that ... -
The effect of omega-3 and mega-6 polyunsaturated fatty acids on the production of cyclooxygenase and lipoxygenase metabolites by human umbilical vein endothelial cells
Araujo, Pedro; Belghit, Ikram; Aarsaether, Niels; Espe, Marit; Lucena, Eva; Holen, Elisabeth (Peer reviewed; Journal article, 2019-04-27)Although the correlation between polyunsaturated fatty acids (PUFA) and the production of pro- and anti-inflammatory metabolites is well documented, little is known about the simultaneous effect of different PUFA on the ... -
Evaluating the fillet quality and sensory characteristics of Atlantic salmon (Salmo salar) fed black soldier fly larvae meal for whole production cycle in sea cages
Radhakrishnan, Gopika; Philip, Antony Jesu Prabhu; Caimi, Christian; Lock, Erik Jan Robert; Araujo, Pedro; Liland, Nina Sylvia; Rocha, Celia; Cunha, Luís Miguel; Gasco, Laura; Belghit, Ikram (Journal article; Peer reviewed, 2024)There is scarce research on the use of black soldier fly larvae (BSFL) meal in the diets of Atlantic salmon (Salmo salar) reared in a real farm. Thus, the current study aimed to evaluate the effect of feeding BSFL meal to ... -
Improved Quantification of Prostaglandins in Biological Samples by Optimizing Simultaneously the Relationship Eicosanoid/Internal-Standard and Using Liquid Chromatography Tandem Mass Spectrometry
Araujo, Pedro; Bjørkkjær, Tormod; Berstad, Arnold; Frøyland, Livar (Peer reviewed; Journal article, 2007-07)Although a wide variety of articles on quantification of eicosanoids by using internal standards are published every year, little has been done on how much internal standard should be added. This article demonstrates that ... -
In vitro assessment of protein digestibility and mineral solubility of black soldier fly larvae meals for monogastric animals
Silva, Marta Sofia; Matos, Rita; Araujo, Pedro; Lock, Erik Jan Robert; Radhakrishnan, Gopika; Prabhu, P. Antony Jesu; Belghit, Ikram (Journal article; Peer reviewed, 2022)Animal farming is a fast-growing sector which demands a large supply of feed materials and the search for novel feed ingredients with a smaller impact on the global environment has been intensified. However, before the ... -
A meta-analysis on the nutritional value of insects in aquafeeds
Liland, Nina Sylvia; Araujo, Pedro; Xu, X.X.; Lock, Erik Jan Robert; Radhakrishnan, Gowtham; Prabhu, P. Antony Jesu; Belghit, Ikram (Journal article; Peer reviewed, 2021)A major challenge for development of sustainable aquafeeds is its dependence on fish meal and fish oil. Similarly, it is unwanted to include more plant ingredients which adds more pressure on resources like arable land, ... -
Modulation of nutrient composition of black soldier fly (Hermetia illucens) larvae by feeding seaweed-enriched media
Liland, Nina Sylvia; Biancarosa, Irene; Araujo, Pedro; Biemans, Daan; Bruckner, Christian Guido; Waagbø, Rune; Torstensen, Bente Elisabeth; Lock, Erik-Jan (Journal article, 2017-08-24)Black soldier fly (Hermetia illucens) larvae are a promising source of protein and lipid for animal feeds. The nutritional composition of the BSF larvae depend partly on the composition of the feeding medium. The BSF lipid ... -
A randomized double blind comparison of short-term duodenally administrated whale and seal blubber oils in patients with inflammatory bowel disease and joint pain
Bjørkkjær, Tormod; Araujo, Pedro; Madland, Tor Magne; Berstad, Arnold; Frøyland, Livar (Peer reviewed; Journal article, 2009)Compared with soy oil, 10 days treatment with seal oil (SO), 10 mL×3 daily, self-administrated through a nasoduodenal feeding tube, relieves joint pain in patients with inflammatory bowel disease (IBD). This randomized, ... -
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
Silva, Marta Sofia; Sele, Veronika; Sloth, Jens Jørgen; Araujo, Pedro; Amlund, Heidi (Peer reviewed; Journal article, 2019-01)Zinc (Zn) is an element essential to all living organisms and it has an important role as a cofactor of several enzymes. In fish, Zn deficiency has been associated with impaired growth, cataracts, skeletal abnormalities ... -
Stability study and validation of a liquid chromatography tandem mass spectrometry method for the quantitative analysis of polyphenols in fish feed ingredients
Sarmiento Garzón, Deisy Viviana; Hamre, Kristin; Arnø, Aleksander; Jama, Joshua Dagogo; Ødegård, Elisabeth Rasmussen; Elvebø, Odd; Araujo, Pedro (Journal article; Peer reviewed, 2024)The perception of polyphenols as a safe, healthy, and sustainable solution for replacing synthetic antioxidants has been an important factor for their rapid growing in the global food market. Therefore, it is essential to ... -
Subjective food hypersensitivity: assessment of enterochromaffin cell markers in blood and gut lavage fluid
Gregersen, Kine; Valeur, Jørgen; Lillestøl, Kristine; Frøyland, Livar; Araujo, Pedro; Lied, Gülen Arslan; Berstad, Arnold (Peer reviewed; Journal article, 2011-08)Background: Food hypersensitivity is commonly suspected, but seldom verified. Patients with subjective food hypersensitivity suffer from both intestinal and extraintestinal health complaints. Abnormalities of the ... -
Tissue accumulation of polystyrene microplastics causes oxidative stress, hepatopancreatic injury and metabolome alterations in Litopenaeus vannamei
Zeng, Yingxu; Deng, Baichuan; Kang, Zixin; Araujo, Pedro; Mjøs, Svein Are; Lin, Jianhui; Liu, Ruina; Yang, Tao; Qu, Yuangao (Journal article; Peer reviewed, 2023)Microplastics (MPs) pose one of the major environmental threats to marine organisms and ecosystems on a global scale. Although many marine crustaceans are highly susceptible to MPs pollution, the toxicological effects and ... -
UCP1 induction during recruitment of Brown Adipocytes in White Adipose tissue is dependent on Cyclooxygenase activity
Madsen, Lise; Pedersen, Lone M.; Lillefosse, Haldis Haukaas; Fjære, Even; Brønstad, Ingeborg; Hao, Qin; Petersen, Rasmus Koefoed; Hallenborg, Philip; Ma, Tao; De Matteis, Rita; Araujo, Pedro; Mercader, Josep; Bonet, M. Luisa; Hansen, Jacob B.; Cannon, Barbara; Nedergaard, Jan; Wang, Jun; Cinti, Saverio; Voshol, Peter; Døskeland, Stein Ove; Kristiansen, Karsten (Peer reviewed; Journal article, 2010-06-30)Background The uncoupling protein 1 (UCP1) is a hallmark of brown adipocytes and pivotal for cold- and diet-induced thermogenesis. Methodology/Principal Findings Here we report that cyclooxygenase (COX) activity and ... -
Validation of a Liquid–Liquid Extraction Method to Study the Temporal Production of D-Series Resolvins by Head Kidney Cells from Atlantic Salmon (Salmon salar) Exposed to Docosahexaenoic Acid
Araujo, Pedro; Iqbal, Sarah; Arnø, Aleksander; Espe, Marit; Holen, Elisabeth (Journal article; Peer reviewed, 2023)A simple and rapid method for the extraction of D-series resolvins (RvD1, RvD2, RvD3, RvD4, RvD5) released into Leibovitz’s L-15 complete medium by head kidney cells from Atlantic salmon and the further determination of ... -
Vitamin D supplementation during winter: Effects on stress resilience in a randomized control trial
Hansen, Anita Lill; Ambroziak, Gina; Thornton, David; Mundt, James C.; Kahn, Rachel E.; Dahl, Lisbeth; Waage, Leif; Kattenbraker, Daniel; Araujo, Pedro; Murison, Robert; Rypdal, Knut; Grung, Bjørn (Journal article; Peer reviewed, 2020)Vitamin D status may be important for stress resilience. This study investigated the effects of vitamin D supplements during winter on biological markers of stress resilience such as psychophysiological activity, serotonin, ...