Browsing SINTEF Open by Author "Aasen, Inga Marie"
Now showing items 1-20 of 22
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A new Norwegian bioeconomy based on cultivation and processing of seaweeds: Opportunities and R&D needs
Skjermo, Jorunn; Aasen, Inga Marie; Arff, Johanne; Broch, Ole Jacob; Carvajal, Ana Karina; Christie, Hartvig C; Forbord, Silje; Olsen, Yngvar; Reitan, Kjell Inge; Rustad, Turid; Sandquist, Judit; Solbakken, Roar; Steinhovden, Kristine; Wittgens, Bernd; Wolff, Robert; Handå, Aleksander (Research report, 2014) -
A new Norwegian bioeconomy based on cultivation and processing of seaweeds: Opportunities and R&D needs
Skjermo, Jorunn; Aasen, Inga Marie; Arff, Johanne; Broch, Ole Jacob; Carvajal, Ana Karina; Christie, Hartvig C; Forbord, Silje; Olsen, Yngvar; Reitan, Kjell Inge; Rustad, Turid; Sandquist, Judit; Solbakken, Roar; Steinhovden, Kristine; Wittgens, Bernd; Wolff, Robert; Handå, Aleksander (SINTEF Fiskeri og Havbruk reports;A25981, Research report, 2014-06-03)Cultivation of macroalgae at the lowest trophic level, using only sunlight and nutrients from the sea while taking up CO:z, will have a neutral carbon footprint and the biomass will contribute significantly to meet the ... -
A new Norwegian bioeconomy based on cultivation and processing of seaweeds: Opportunities and R&D needs
Skjermo, Jorunn; Aasen, Inga Marie; Arff, Johanne; Broch, Ole Jacob; Carvajal, Ana Karina; Christie, Hartvig C; Forbord, Silje; Olsen, Yngvar; Reitan, Kjell Inge; Rustad, Turid; Sandquist, Judit; Solbakken, Roar; Steinhovden, Kristine; Wittgens, Bernd; Wolff, Robert; Handå, Aleksander (SINTEF Rapport;A25981, Research report, 2014) -
Administration of spruce bark (Picea abies) extracts in young lambs exhibits anticoccidial efects but reduces milk intake and body weight gain
Blomstrand, Berit Marie; Enemark, Heidi L; Steinshamn, Håvard; Aasen, Inga Marie; Johanssen, Juni Rosann E.; Athanasiadou, Spiridoula; Thamsborg, Stig Milan; Sørheim, Kristin (Peer reviewed; Journal article, 2022)Background Eimeria spp. are widespread apicomplexan parasites known to cause coccidiosis in livestock, resulting in reduced animal welfare and productivity, particularly in sheep. The treatment options are limited, and ... -
Bærekraftig fôr til norsk laks
Almås, Karl Andreas; Josefsen, Kjell Domaas; Gjøsund, Svein Helge; Skjermo, Jorunn; Forbord, Silje; Jafarzadeh, Sepideh; Sletta, Håvard; Aasen, Inga Marie; Hagemann, Andreas; Chauton, Matilde Skogen; Aursand, Ida Grong; Evjemo, Jan Ove; Slizyte, Rasa; Standal, Inger Beate; Grimsmo, Leif; Aursand, Marit (SINTEF rapporter;2020:01128 A, Research report, 2020-11-02)I rapporten er 23 ulike råvarer vurdert ut fra tre kriterier: • Hvor mye råvare kan være tilgjengelig? • Kan råvaren bidra til å dekke det framtidige behovet for protein og EPA/DHA? • Kan dette fremskaffes på en bærekraftig ... -
Combined Metabolome and Lipidome analyses for in-depth characterization of lipid accumulation in the DHA producing Aurantiochytrium sp. T66
Bartosova, Zdenka; Ertesvåg, Helga; Nyfløt, Eirin Lishaugen; Kämpe, Kristoffer; Aasen, Inga Marie; Bruheim, Per (Peer reviewed; Journal article, 2021)Thraustochytrids are marine heterotrophic microorganisms known for their potential to accumulate docosahexaenoic acid (DHA)-enriched lipids. There have been many attempts to improve thraustochytrid DHA bioprocesses, ... -
Composition analysis and minimal treatments to solubilize 6 polysaccharides from the brown seaweed Laminaria digitata 7 for microbial growth of thermophiles
Allahgoli, Leila; Sardari, Roya; Hakvåg, Sigrid; Ara, Kazi; Kristjansdottir, Thordis Anna; Aasen, Inga Marie; Fridjonsson, Olafur; Brautaset, Trygve; Hreggvidsson, Gudmundur O.; Nordberg Karlsson, Eva (Peer reviewed; Journal article, 2020)Brown macroalgae (Phaeophyta) hold high potential as feedstock for biorefineries due to high biomass productivity and carbohydrate content. They are, however, a challenging, unconventional feedstock for microbial refining ... -
Condensed tannins, novel compounds and sources of variation determine the antiparasitic activity of Nordic conifer bark against gastrointestinal nematodes
Chylinski, Caroline; Degnes, Kristin Fløgstad; Aasen, Inga Marie; Ptochos, Sokratis; Blomstrand, Berit Marie; Mahnert, Karl-Christian; Enemark, Heidi L; Thamsborg, Stig Milan; Steinshamn, Håvard; Athanasiadou, Spiridoula (Peer reviewed; Journal article, 2023)The antiparasitic potential of plants could offer a vital solution to alleviating the costs of gastrointestinal nematode (GIN) infections in ruminant production globally. Leveraging known bioactive molecules, however, is ... -
Draft genome sequence of the docosahexaenoic acid producing thraustochytrid Aurantiochytrium sp. T66
Liu, Bin; Ertesvåg, Helga; Aasen, Inga Marie; Vadstein, Olav; Brautaset, Trygve; Heggeset, Tonje Marita Bjerkan (Peer reviewed; Journal article, 2016)Thraustochytrids are unicellular, marine protists, and there is a growing industrial interest in these organisms, particularly because some species, including strains belonging to the genus Aurantiochytrium, accumulate ... -
Effect of supplementing sheep diets with macroalgae species on in vivo nutrient digestibility, rumen fermentation and blood amino acid profile
Özkan_Gülzari, Seyda; Lind, Vibeke; Aasen, Inga Marie; Steinshamn, Håvard (Peer reviewed; Journal article, 2019)In this study, a brown macroalgae species, Saccharina latissima, processed to increase its protein concentration, and a red macroalgae species, Porphyra spp., were used to evaluate their in vivo digestibility, rumen ... -
Enrichment of the protein content of the macroalgae Saccharina latissima and Palmaria palmata
Aasen, Inga Marie; Sandbakken, Ingrid Schafroth; Toldnes, Bendik; Roleda, Michael; Slizyte, Rasa (Peer reviewed; Journal article, 2022)The large brown seaweeds (kelps) are potential sources of protein for animal feed. They have lower protein contents than most red and green algae, but due to potential for large-scale production, they may represent a ... -
Extracts of pine bark (Pinus sylvestris) inhibit Cryptosporidium parvum growth in cell culture
Blomstrand, Berit Marie; Enemark, Heidi L; Øines, Øivind; Steinshamn, Håvard; Aasen, Inga Marie; Mahnert, Karl-Christian; Sørheim, Kristin; Athanasiadou, Spiridoula; Thamsborg, Stig Milan; Woolsey, Ian (Peer reviewed; Journal article, 2021)The widespread apicomplexan parasite Cryptosporidium parvum is responsible for severe gastrointestinal disease in humans and animals. The treatment options are limited, and the efficacy of available drugs is low. Bark ... -
Farmed salmon rest raw materials as a source of peptones for industrial fermentation media
Broli, Gunn; Nygaard, Halvor; Sletta, Håvard; Sandnes, Kjartan; Aasen, Inga Marie (Peer reviewed; Journal article, 2020)Twelve marine peptones prepared from rest raw materials (RRM) from farmed salmon have been evaluated as nutrient sources in growth media for industrial microorganisms. The peptones were prepared from head and backbones, ... -
In vitro evaluation of utilisable crude protein and methane production for a diet in which grass silage was replaced by different levels and fractions of extracted seaweed proteins
Ramin, Mohammad; Franco, Marcia; Roleda, Michael; Aasen, Inga Marie; Hetta, Mårten; Steinshamn, Håvard (Peer reviewed; Journal article, 2019)Utilisable crude protein (uCP), methane (CH4) production and other fermentation parameters were analysed in vitro for a diet in which grass silage was replaced by different levels of seaweed protein fractions prepared from ... -
Lipid and DHA-production in Aurantiochytrium sp. – Responses to nitrogen starvation and oxygen limitation revealed by analyses of production kinetics and global transcriptomes
Heggeset, Tonje Marita Bjerkan; Ertesvåg, Helga; Liu, Bin; Ellingsen, Trond Erling; Vadstein, Olav; Aasen, Inga Marie (Journal article; Peer reviewed, 2019)Thraustochytrids of the genera Schizochytrium and Aurantiochytrium accumulate oils rich in the essential, marine n3 fatty acid docosahexaenoic acid (DHA). DHA production in Aurantiochytrium sp T66 was studied with the aim ... -
Managing the microbial community of marine fish larvae: a holistic perspective for larviculture
Vadstein, Olav; Attramadal, Kari; Bakke, Ingrid; Forberg, Torunn; Olsen, Yngvar; Verdegem, Marc; Giatsis, C.; Skjermo, Jorunn; Aasen, Inga Marie; Gatesoupe, Francois-Joel; Dirckens, Kristof; Sorgeloos, Patrick; Bossier, Peter (Journal article; Peer reviewed, 2018-08-27)The availability of high-quality juveniles is a bottleneck in the farming of many marine fish species. Detrimental larvae-microbe interactions are a main reason for poor viability and quality in larval rearing. In this ... -
A non-canonical Δ9-desaturase synthesizing palmitoleic acid identified in the thraustochytrid Aurantiochytrium sp. T66.
Rau, E-Ming; Aasen, Inga Marie; Ertesvåg, Helga (Peer reviewed; Journal article, 2021)Thraustochytrids are oleaginous marine eukaryotic microbes currently used to produce the essential omega-3 fatty acid docosahexaenoic acid (DHA, C22:6 n-3). To improve the production of this essential fatty acid by strain ... -
Overexpression of two new acyl-CoA:diacylglycerol acyltransferase 2-like acyl-CoA:sterol acyltransferases enhanced squalene accumulation in Aurantiochytrium limacinum
Rau, E-Ming; Bartosova, Zdenka; Kristiansen, Kåre Andre; Aasen, Inga Marie; Bruheim, Per; Ertesvåg, Helga (Peer reviewed; Journal article, 2022)Thraustochytrids are heterotrophic marine eukaryotes known to accumulate large amounts of triacylglycerols, and they also synthesize terpenoids like carotenoids and squalene, which all have an increasing market demand. ... -
Physicochemical- and bioactive properties of acid preserved Alaria esculenta and Saccharina latissima during storage
Hrólfsdóttir, Anna Þóra; Arason, Sigurjón; Sveinsdóttir, Hildur Inga; Sæther, Maren; Aasen, Inga Marie; Gudjónsdóttir, María (Peer reviewed; Journal article, 2024)The short harvesting period of cultivated brown seaweed in Europe can make it difficult for cultivators to produce high quality seaweed biomass all year around. Hence there is a need for novel processing and preservation ... -
Production of Value-Added Chemicals by Bacillus methanolicus Strains Cultivated on Mannitol and Extracts of Seaweed Saccharina latissima at 50C
Hakvåg, Sigrid; Nærdal, Ingemar; Heggeset, Tonje Marita Bjerkan; Kristiansen, Kåre Andre; Aasen, Inga Marie; Brautaset, Trygve (Peer reviewed; Journal article, 2020)The facultative methylotroph Bacillus methanolicus MGA3 has previously been genetically engineered to overproduce the amino acids L-lysine and L-glutamate and their derivatives cadaverine and γ-aminobutyric acid (GABA) ...