{"id":28282,"date":"2020-07-01T12:32:57","date_gmt":"2020-07-01T12:32:57","guid":{"rendered":"http:\/\/dev.matis.is\/?post_type=matis_staff&p=28282"},"modified":"2025-04-29T09:15:20","modified_gmt":"2025-04-29T09:15:20","slug":"rosa-jonsdottir","status":"publish","type":"matis_staff","link":"https:\/\/matis.is\/en\/matis_staff\/rosa-jonsdottir\/","title":{"rendered":"R\u00f3sa J\u00f3nsd\u00f3ttir"},"content":{"rendered":"
Other projects<\/h5>\n\n\n\n

PROMAC - Energy-efficient processing of macroalgae in blue-green value chains<\/strong><\/a><\/p>\n\n\n\n

MacroValue<\/strong><\/a><\/p>\n\n\n\n


Erindi \/ Oral presentations:<\/strong><\/p>\n\n\n\n

2020:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Seaweed flavor compounds, 2nd<\/sup> Seaweed for Health 2020 virtual program. 24th<\/sup> - 25th<\/sup> August 2020.  <\/p>\n\n\n\n

2019:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Applications of macroalgae. Oral presentation at EIT Food Algal Biotechnology Course, Mat\u00eds, Iceland 23rd<\/sup> - 24th<\/sup> October 2019.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Biorefining of micro- and macroalgae. Circular Bioeconomy Days. Denmark, 25th<\/sup> - 27th<\/sup> June 2019. <\/p>\n\n\n\n

2018:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Biotechnological Utilization of Macroalgae. Oral presentation at EIT Food Algal Biotechnology Course, Mat\u00eds, Iceland 6th November 2018.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Kolbr\u00fan Sveinsd\u00f3ttir, Alfons Ramel. Health benefits of seaweed ingredients in nutraceuticals and skincare products. Galway, Ireland, 24th<\/sup> - 26th<\/sup> June 2018.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Seaweed as cosmetic ingredients and nutraceuticals. Oral presentation at the Alget Program seaweed industry workshop \u201cProduct development, diversification and market development in algae\u201d, Kiel, Germany, 6th-7th June 2018.<\/p>\n\n\n\n

2017:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Status, challenges and potentials in Iceland - Seaweed products, markets and SMEs. Alget Workshop, Galway, Ireland, 6th<\/sup>– 7th<\/sup> September 2017<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Antioxidant extraction from seaweed: state-of-the-art. The SeaRefinery Project - Seaweed Industry Workshop. National Maritime College of Ireland, Cork, 27th June 2017.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Processing and product development from large algae. Beach equipment, 13. -14. March 2017.<\/p>\n\n\n\n

2016:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, \u00c1sta H P\u00e9tursd\u00f3ttir, Bj\u00f6rn V A\u00f0albj\u00f6rnsson, Hilma E. Bakken, J\u00f3na Freysd\u00f3ttir, Karl Gunnarsson. Seasonal variance in polyphenol and polysaccharide content in brown seaweed. 22nd<\/sup> International Seaweed Symposium 2016, 19. 24. June 2016.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Alget Workshop, Reykjav\u00edk, Iceland, January 2016.<\/p>\n\n\n\n

2015:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Novel bioactive ingredients and products derived from marine algae. Presentation at NutraMara Conference, 29. -30. June 2015, Dublin, Ireland.<\/p>\n\n\n\n

2013:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Bioactive compounds in macro algae. Presentation at BerryEn. Reykjav\u00edk. May 15, 2013.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. State of art. Nordic Algae Network. Gothenburg, Sweden, 28 February 2013.<\/p>\n\n\n\n

2012:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Bioactive compounds from Icelandic seaweeds. Presentation at Chemistry Seminar, 16th November 2012<\/p>\n\n\n\n

2011:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, \u00de\u00f3ra Valsd\u00f3ttir, H\u00f6r\u00f0ur G. Kristinsson. Algae, seaweed and health. Presentation at Matv\u00e6ladagur MN\u00cd, 18. October 2011.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Bioactive compounds from Icelandic seaweeds. Presentation at SWAFAX (Seaweed derived anti-inflammatory agents and antioxidants) meeting, Coleraine, Northern Ireland, 17. June 2011. <\/p>\n\n\n\n

H\u00f3lmfr\u00ed\u00f0ur Sveinsd\u00f3ttir, J\u00f3n \u00d3skar J\u00f3nsson, Patricia Y. Hamaguchi, Halld\u00f3r Benediktsson, H\u00f6rdur G. Kristinsson, R\u00f3sa J\u00f3nsd\u00f3ttir. Functional ingredients in brown seaweed, Fucus vesiculosus.<\/em> Presentation: 41 st<\/sup> WEFTA Meeting, 27-30 September 2011, Gothenburg, Sweden.<\/p>\n\n\n\n

Kolbr\u00fan Sveinsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Geirsd\u00f3ttir, Emilia Martinsd\u00f3ttir. Innovative consumer-oriented product development of enriched seafood. Presentation: 41 st<\/sup> WEFTA Meeting, 27-30 September 2011, Gothenburg, Sweden.<\/p>\n\n\n\n

Patricia Y. Hamaguchi, H\u00f3lmfr\u00ed\u00f0ur Sveinsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, H\u00f6r\u00f0ur G. Kristinsson. Comparison of in vitro<\/em> chemical and cellular based antioxidant assays on bioactive marine peptides. Presentation: 41 st<\/sup> WEFTA Meeting, 27-30 September 2011, Gothenburg, Sweden.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Healthy, bioactive substances from food algae. Paper presented at a seminar: The Beach's Reservoir, Stykkish\u00f3lmur 26 February 2011.<\/p>\n\n\n\n

2010:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. Lamb - taste and pastures. Paper presented at the Agricultural Research Council 2010.<\/p>\n\n\n\n

2009:<\/strong><\/p>\n\n\n\n

G. Thorkelsson, R. Jonsdottir, OTHilmarsson, A. Olafsdottir and E. Martinsdottir. 2009. The influence of grazing time on Angelica archangelica<\/em> on volatile compounds and sensory quality of meat from pasture lambs. 55th International Congress of Meat Science and Technology, Meat -Muscle, Manufacturing and Meals, 19th August 2009. Presentation.<\/a><\/p>\n\n\n\n

Tao Wang, R\u00f3sa J\u00f3nsd\u00f3ttir, Hordur G. Kristinsson, Gudjon \u00deorkelsson, Charlotte Jacobsen, Gu\u00f0mundur \u00d3li Hreggvi\u00f0sson and Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2009.  Algal polyphenols as novel natural antioxidantsrway<\/a>. Paper presented at the 3rd Joint Trans-Atlantic Fisheries Technology Conference, TAFT 2009. Sept. 15 - 18. Copenhagen, Denmark.<\/p>\n\n\n\n

2006:<\/strong>
Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir. 2006. The role of volatile compounds in odor development during haemoglobin-mediated oxidation of cod muscle membrane lipids. 2nd Joint Trans-Atlantic Fisheries Technology Conference. Oct. 29 - Nov. 1st. Quebec City, Canada.<\/p>\n\n\n\n

2005:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2005. Taste and odorants - Research on IFL. Wednesday lecture at IFL, November 29, 2005.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir, Gu\u00f0mundur \u00d6rn Arnarson. 2005. The use of solid-phase microextraction (SPME) to measure changes in volatile compounds during storage of microencapsulated fish oil. 23rd Nordic Lipid Symposium in Reykjavik, Iceland, June 1st -4th, 2005.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Chanie E, Westad F, R\u00f3sa J\u00f3nsd\u00f3ttir, Bazzo S, Labreche S, Marcq P, Lundby F, Haugen JE. 2005. Rapid Control of Smoked Atlantic Salmon Quality by Electronic Nose: Correlation with Classical Evaluation Methods. 11th International Symposium on Olfaction and Electronic Nose, ISOEN2005, April 14-15, Barcelona, Spain.<\/p>\n\n\n\n

2003:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Sigur\u00f0ur Hauksson and J\u00f3n Magn\u00fas Einarsson, 2003. Volatile flavor compounds in seafood flavorants. Presentation by TAFT, First Joint Trans-Atlantic Fisheries Technology Conference, 10-14 June 2003. Reykjavik, Iceland.<\/p>\n\n\n\n

Eva Falch, R\u00f3sa J\u00f3nsd\u00f3ttir, S.Arason, KA \u00de\u00f3rarinsd\u00f3ttir, NB Shaw, JP Kerry, C. Malone, JP Berge, J. Dumay, J. Rainuzzo, M. Sandbakken, M. Aursand, 2003. Variation in lipid composition in different by-product from species of the gadidae family. Paper presented at Joint 33rd WEFTA and 48th AFTC meetings. First Joint Trans-Atlantic Fisheries Technology Conference, 10-14 June 2003. Reykjavik, Iceland.<\/p>\n\n\n\n

2002:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Krist\u00edn Anna \u00de\u00f3rarinsd\u00f3ttir and Sigurj\u00f3n Arason, 2002. Variations in fat content and fatty acids composition of liver and viscera from different cod species. Lipidforum seminar on By-products in marine processing industry - a lipid source for fish feed and food? Paper presented at Lipidforum, Trondheim, Norway, May 30-31, 2002.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Emil\u00eda Martinsd\u00f3ttir and Gu\u00f0mundur Stef\u00e1nsson, 2002. Flavor characterization of ripened cod roe. Paper presented at the 32nd meeting of WEFTA, Galway, Ireland from 12 to 15 May 2002.<\/p>\n\n\n\n

2001:
<\/strong>\u00d3lafsd\u00f3ttir, G., Li, X., Lauzon, HL & J\u00f3nsd\u00f3ttir, R. 2001. Precision and application of electronic nose measurements for freshness monitoring of redfish ( Sebastes marinus<\/em>) stored in ice and modified atmosphere bulk storage. Speech at the 31st WEFTA meeting, 27-31 May 2001, Helsinki, Finland.<\/p>\n\n\n\n

1999:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, 1999. Analyzes of fatty acids in foods. Paper presented at the Analysis Day, Borregaard Sentrallaboratorium, Sarpsborg, Norway, March 23, 1999.<\/p>\n\n\n\n

1998:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, 1998. The effect of feed fat on pork, examined with fatty acid analyzes and sensory evaluation. Rala lecture, March 1998.<\/p>\n\n\n\n

Reports:<\/strong><\/p>\n\n\n\n

2015:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, \u00c1sta Hei\u00f0r\u00fan P\u00e9tursd\u00f3ttir, Halld\u00f3r Benediktsson, Hilma B. Ei\u00f0sd\u00f3ttir, Karl Gunnarsson, J\u00f3na Freysd\u00f3ttir. Ecological impact on bioactive chemicals in brown seaweeds and their utilization. Mat\u00eds report 08-15. Closed report. Report summary.<\/a><\/p>\n\n\n\n

2014:<\/strong><\/p>\n\n\n\n

H\u00f6r\u00f0ur G Kristinsson and R\u00f3sa J\u00f3nsd\u00f3ttir. New bioactive skin care products. Mat\u00eds Report 25-14. Closed report. Report summary<\/a>.<\/p>\n\n\n\n

2013:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, A\u00f0alhei\u00f0ur \u00d3lafsd\u00f3ttir, \u00c1g\u00fast Ingi Skarph\u00e9\u00f0insson, Bergr\u00f3s Ingad\u00f3ttir, H\u00f6r\u00f0ur G. Kristinsson, J\u00f3n \u00d3skar J\u00f3nsson, \u00d3li \u00de\u00f3r Hilmarsson, Torfi Geir Hilmarsson, \u00de\u00f3ra Valsd\u00f3ttir. Use of seaweed as a flavor enhancer in salty products \/ TASTE - The Application of Edible Seaweed for Taste Enhancement and Salt Replacement. Mat\u00eds Report 19-13. Closed report.<\/p>\n\n\n\n

Kolbr\u00fan Sveinsd\u00f3ttir, Ky\u00f6sti Pennanen, Raija \u2010 Liisa Heini\u00f6, R\u00f3sa J\u00f3nsd\u00f3ttir, Emil\u00eda Martinsd\u00f3ttir. Consumer's evaluation of enriched seafood product concepts \/ Consumer survey of enriched seafood dishes. Mat\u00eds Report 11-13. Closed report. Report summary<\/a>.<\/p>\n\n\n\n

2012:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, H\u00f3lmfr\u00ed\u00f0ur Sveinsd\u00f3ttir, J\u00f3n \u00d3skar J\u00f3nsson, J\u00f3na Freysd\u00f3ttir, Patricia Hamaguchi, Halld\u00f3r Benediktsson, Annabelle Vrac, H\u00f6r\u00f0ur G. Kristinsson. Dietary supplements from Icelandic seaweed. Mat\u00eds report 02-12. Closed report.  Report summary<\/a>.<\/p>\n\n\n\n

2010:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Patricia Hamaguchi, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Tao Wang. Gold in the fists of \u00c6gis \/ Antioxidants from Icelandic marine sources. Mat\u00eds Report 20-10<\/a>, 15 s.<\/p>\n\n\n\n

2009:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, A\u00f0alhei\u00f0ur \u00d3lafsd\u00f3ttir, \u00d3li \u00de\u00f3r Hilmarsson and Gu\u00f0j\u00f3n \u00deorkelsson. Taste and pastures. Mat\u00eds Report 45-09, 11 p. Closed report. Report summary<\/a>.<\/p>\n\n\n\n

Gu\u00f0j\u00f3n \u00deorkelsson, R\u00f3sa J\u00f3nsd\u00f3ttir, A\u00f0alhei\u00f0ur \u00d3lafsd\u00f3ttir and \u00d3li \u00de\u00f3r Hilmarsson. Grazing on Angelica archangelica and flavor of lamb meat \/ Grazing on Angelica archangelica and flavor of lamb meat. Mat\u00eds Report 20-09<\/a>, 36 p.<\/p>\n\n\n\n

2008:<\/strong><\/p>\n\n\n\n

Arnlj\u00f3tur B. Bergsson, Margr\u00e9t Geirsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, \u00de\u00f3ra Valsd\u00f3ttir, H\u00f6r\u00f0ur G. Kristinsson, Gu\u00f0j\u00f3n \u00deorkelsson. 2008. A brief summary of processing fish proteins. Mat\u00eds report 36-08. Closed report.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. Oxidation in fish muscle - The role of phospholipids, proteins, antioxidants and the effect of boiling on oxidation in fish muscle. Mat\u00eds Report 08-08,<\/a> 78 s.<\/p>\n\n\n\n

2007:
<\/strong>Margr\u00e9t Geirsd\u00f3ttir, Gu\u00f0mundur \u00d3li Hreggvi\u00f0sson, L\u00e1rus Freyr \u00de\u00f3rhallsson, R\u00f3sa J\u00f3nsd\u00f3ttir, Patricia Hamaguchi, 2007. Isolation, purification and research into blood pressure lowering peptides from fish proteins. Mat\u00eds Report 48-07,<\/a> 46 p.<\/p>\n\n\n\n

Helga Gunnlaugsd\u00f3ttir, Gu\u00f0j\u00f3n Atli Au\u00f0unsson, Gu\u00f0mundur V\u00ed\u00f0ir Helgason, R\u00f3sa J\u00f3nsd\u00f3ttir, Ingibj\u00f6rg J\u00f3nsd\u00f3ttir, \u00deur\u00ed\u00f0ur Ragnarsd\u00f3ttir, Sasan Rabieh. 2007. Inorganic trace elements in organisms in NW Iceland. Mat\u00eds Report 44-07<\/a>, 35 p.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Soff\u00eda Vala Tryggvad\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir, Haraldur Einarsson, H\u00f6skuldur Bj\u00f6rnsson, Sveinbj\u00f6rn J\u00f3nsson. 2007. Bait from fishery byproducts. Mat\u00eds Report, 43-07, 38 pages. The bait is fat \u201d- Bait from by-products<\/p>\n\n\n\n

2006:
<\/strong>Margr\u00e9t Bragad\u00f3ttir, Judith Reichert, R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. Characterization and antioxidant properties of aqueous extracts from capelin ( Mallotus villosus<\/em>). IFL report 37-06, 26 p.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, Heimir Tryggvason, Margr\u00e9t Bragad\u00f3ttir, Birna Gu\u00f0bj\u00f6rnsd\u00f3ttir, Sigurj\u00f3n Arason. 2006. Money-odor-odor-less production of dried fish products. IFL report 08-06, 81 pages.<\/p>\n\n\n\n

2005:
<\/strong>\u00c1sa \u00deorkelsd\u00f3ttir, Kolbr\u00fan Sveinsd\u00f3ttir, Krist\u00edn A. \u00de\u00f3rarinsd\u00f3ttir, Soff\u00eda Vala Tryggvad\u00f3ttir, Emilia Martinsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, P\u00e1ll Gunnar P\u00e1lsson. 2005. Shelf life of chilled radio-frequency and conventionally heated cod and salmon fillets. IFL report 18-05, 59 pages.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Soff\u00eda Vala Tryggvad\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Bergr\u00f3s Ingad\u00f3ttir, Magn\u00fas M\u00e1r Kristj\u00e1nsson, \u00der\u00e1ndur Helgason, Sveinbj\u00f6rn J\u00f3nsson 2005. Attractants in bait - Fatal attraction. IFL report 04-05, 65 pages.<\/p>\n\n\n\n

Chaine E, Olafsdottir, G, J\u00f3nsdottir, R o.fl. 2005. FishNose - Development of an electronic nose control system for the automated quality control of smoked fish. Final report of the European project Fishnose. IFL report 03-05, 136 pages.<\/p>\n\n\n\n

2003:<\/strong>
Tryggvadottir, SV, Jonsdottir, R. and Olafsdottir, G. 2003. Artibait. Individual progress report for the European Commission (Artificial Bait alternatives, mainly based on fish waste Q5CR-2000-70427). IFL report 31-03, 41 pages.<\/p>\n\n\n\n

2002:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Sigur\u00f0ur Hauksson and J\u00f3n Magn\u00fas Einarsson, 2002. Flavors from seafood - Volatile fragrance. IFL report 17-02, 51 pages.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Soff\u00eda Vala Tryggvad\u00f3ttir and R\u00f3sa J\u00f3nsd\u00f3ttir, 2002. Multisensor forFish. Storage studies of frozen hake in Madrid 2000 and fresh cod in Hamburg. Electronic nose, Texture and Sensory Analysis. Fair CT - 98-4076. Third individual progress report. December 2000 - November 2001, December 2001 - April 2002 - Extention period. IFL report 10-02, 45, p.<\/p>\n\n\n\n

Tryggvadottir, SV, J\u00f3nsson, GP, Jonsdottir, R. and Olafsdottir, G. 2002. Artibait. Individual progress report for the European Commission (Artificial Bait alternatives, mainly based on fish waste Q5CR-2000-70427) Rf report 09-02, 44 p.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Emil\u00eda Martinsd\u00f3ttir and Gu\u00f0mundur Stef\u00e1nsson, 2001. Characterization of roe ripening - III. Project report to Nordisk Industrifond. IFL report 01-02, 54 p.<\/p>\n\n\n\n

2001:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0j\u00f3n \u00deorkelsson, Birna M\u00f8rk\u00f8re and Helgi \u00ed Brekkunum, 2001. Fatty acid composition of Faroese lamb meat. Project report to NORA. IFL report 36-01, 56 p.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir and J\u00f3n Magnus Einarsson, 2001. Database of flavors in seafood: Methods for the analysis of odorants. IFL report 16-01, 50 pages.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, \u00c1slaug H\u00f6gnad\u00f3ttir, Emil\u00eda Martinsd\u00f3ttir and Gu\u00f0mundur Stef\u00e1nsson, 2001. Characterization of roe ripening - II. Project report to Nordisk Industrifond. IFL report 04-01, 33 pages.<\/p>\n\n\n\n

2000:
<\/strong>Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, J\u00f3hann \u00d6rlygsson, Sigr\u00fan J\u00f3nsd\u00f3ttir, \u00c1g\u00fast Vilhj\u00e1lmsson, H\u00e9l\u00e8ne L. Lauzon and R\u00f3sa J\u00f3nsd\u00f3ttir, 2000. Accurate shelf life forecast models for fish - Thermal processes, microbial growth experiments, electron nose measurements, shelf life research. IFL project report 05-00.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, \u00c1slaug H\u00f6gnad\u00f3ttir, Emil\u00eda Martinsd\u00f3ttir and Gu\u00f0mundur Stef\u00e1nsson, 2000. Characterization of roe ripening. Project report to Nordisk Industrifond. IFL report 01-00, 86 p.<\/p>\n\n\n\n

1999:<\/strong>
Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Geirsd\u00f3ttir and \u00deyr\u00ed Valdimarsd\u00f3ttir, 1999. Flavors and fragrances from seafood. IFL report 03-99.<\/p>\n\n\n\n

1998:
<\/strong>Birna Baldursd\u00f3ttir, Gu\u00f0j\u00f3n \u00deorkelsson, \u00deyr\u00ed Valdimarsd\u00f3ttir and R\u00f3sa J\u00f3nsd\u00f3ttir, 1998. Fat in the feed of farmed pigs. Agricultural Research Institute. Fj\u00f6lrit Rala nr. 195.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, H\u00f6r\u00f0ur Kristinsson, Einar Sigur\u00f0sson and Gu\u00f0j\u00f3n \u00deorkelsson, 1998. The effect of the fatty acid composition of lard on the quality of pepperoni. Agricultural Research Institute. Fj\u00f6lrit Rala nr. 196.<\/p>\n\n\n\n

1997:<\/strong>
R\u00f3sa J\u00f3nsd\u00f3ttir, 1997. The effect of feed fat on pork, examined by fatty acid analyzes, sensory evaluation and diversity statistics. MS thesis in food science. Agricultural Research Institute. Fj\u00f6lrit Rala nr. 188.<\/p>\n\n\n\n

 
POSTER \/ Poster presentations:<\/strong><\/p>\n\n\n\n

2011:<\/strong><\/p>\n\n\n\n

R. J\u00f3nsd\u00f3ttir, J. \u00d3. J\u00f3nsson, H. Sveinsd\u00f3ttir, P. Hamaguchi, H. Benediktsson, HG Kristinsson. Functional Ingredients from Icelandic seaweed. IFT Annual meeting and food expo, New Orleans, 2011. Poster presentation.<\/p>\n\n\n\n

2010:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Geirsd\u00f3ttir, Patricia Y. Hamaguchi, H\u00f6r\u00f0ur G. Kristinsson. Inhibition of hemoglobin-mediated lipid oxidation in washed cod muscle by bioactive compounds from marine source<\/a>. Poster at the International Marine Ingredients Conference, Oslo, Norway, 20-21 September 2010.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Patricia Y. Hamaguchi, Margr\u00e9t Geirsd\u00f3ttir, H\u00f6r\u00f0ur G. Kristinsson. Bioactive compounds from Icelandic marine source<\/a>. Poster at the International Marine Ingredients Conference, Oslo, Norway, 20-21 September 2010.<\/p>\n\n\n\n

Margret Geirsdottir, Rosa Jonsdottir, HordurG. Kristinsson, Patricia Yuca Hamaguchi, Annabelle Vrac. Comparison of bioactive properties of cod and chicken protein hydrolysates<\/a>. Poster at the IFT Annual Meeting, Chicago, July 2010.<\/p>\n\n\n\n

2009:<\/strong><\/p>\n\n\n\n

Tao Wang, R\u00f3sa J\u00f3nsd\u00f3ttir, Hordur G. Kristinsson, Gu\u00f0mundur \u00d3li Hreggvi\u00f0sson, J\u00f3n \u00d3skar J\u00f3nsson, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2009. Evaluation of antioxidant activity of enzymatic extracts from the red algae Palmaria palmata<\/em><\/a>. Poster at the IFT annual meeting. Anaheim, CA, June 2009.<\/p>\n\n\n\n

Patricia Hamaguchi, R\u00f3sa J\u00f3nsd\u00f3ttir, Annabelle JC Vrac, Mat\u00eds, Hordur G. Kristinsson Bioactivity properties of fractionated capelin ( Mallotus villosus<\/em>) protein<\/a>. Poster at the IFT annual meeting. Anaheim, CA, June 2009.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Tao Wang, R\u00f3sa J\u00f3nsd\u00f3ttir, H\u00f6r\u00f0ur Kristinsson, Gu\u00f0mundur \u00d3li Hreggvi\u00f0sson, Gu\u00f0j\u00f3n \u00deorkelsson. Palmaria palmata<\/em> in food formulations as natural antioxidant and functional ingredient<\/a>. Poster at the Innovation in the Nordic Marine Sector, Reykjavik, May 12th 2009.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Tao Wang, Mar\u00eda Jes\u00fas Gonzalez, Isabel Medina, Hordur G. Kristinsson, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. Bioactivity of phlorotannins in brown seaweed, Fucus vesiculosus.<\/em><\/a> Poster at the conference TAFT 2009<\/em>, Copenhagen 15.-18. September.<\/p>\n\n\n\n

Gu\u00f0j\u00f3n \u00deorkelsson, R\u00f3sa J\u00f3nsd\u00f3ttir, A\u00f0alhei\u00f0ur \u00d3lafsd\u00f3ttir, \u00d3li \u00de\u00f3r Hilmarsson, Sigr\u00ed\u00f0ur J\u00f3hannesd\u00f3ttir, Halla Stein\u00f3lfsd\u00f3ttir, Gu\u00f0mundur G\u00edslason. Is there a different taste of lamb meat than lamb meat on a regular pasture ?. Academic Conference 2009.<\/p>\n\n\n\n

2008:<\/strong><\/p>\n\n\n\n

G. \u00d3lafsd\u00f3ttir, R. J\u00f3nsd\u00f3ttir, M. Bragad\u00f3ttir, T. Wang. 2008. Odor development in washed cod muscle system and effect of cooking. OXIFISH in collaboration with PROJECT 4.3 LIPIDTEXT. The 5th SEAFOODplus Conference, 8-10 June 2008, Copenhagen, Denmark<\/p>\n\n\n\n

2007:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2007. Antioxidant effect of aqueous phase of capelin ( Mallotus villosus<\/em>). Poster presented at the 5th Euro Fed Lipid Congress and 24th Symposium of the Nordic Lipidforum., Gothenburg, Sweden, p. 402.<\/p>\n\n\n\n

Tao Wang, R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2007. Screening of antioxidant activity in Icelandic seaweed. Poster presented at the 5th Euro Fed Lipid Congress and 24th Symposium of the Nordic Lipidforum, Gothenburg, Sweden. View<\/a><\/p>\n\n\n\n

2005:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Frank Westad, Jon Erik Haugen Characterization of volatile compounds in smoked salmon - the use of electronic nose to predict the quality. 9th Scandinavian Symposium on Chemometrics. August 21st-25th 2005, Reykjav\u00edk, Iceland. Abstracts and program, p. 114.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir and Gudmundur \u00d6rn Arnarson. 2005. The use of solid-phase microextraction (SPME) to measure changes in volatile compounds during storage of microencapsulated fish oil. The 23rd Nordic Lipid Symposium. Reykjav\u00edk, Iceland, June 1 - 4, 2005. Program and Abstracts, p. 27.<\/p>\n\n\n\n

2003:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Soffia V. Tryggvad\u00f3ttir and Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2003. Volatile compounds in artificial bait based on fish by-products. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 371.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir and R\u00f3sa J\u00f3nsd\u00f3ttir. 2003. Detection of volatile compound by an electronic nose to monitor freshness of haddock stored in ice. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 151.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, Soffia Vala Tryggvad\u00f3ttir, Sigurdur Einarsson and H\u00e9l\u00e8ne L. Lauzon. 2003. Prediction of freshness quality of haddoc fillets using electronic nose, texture and TVN measurements. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 148.<\/p>\n\n\n\n

Gu\u00f0mundur \u00d6rn Arnarson, R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir, J\u00f3n \u00d6gmundsson. 2003. Stability of microencapsulated n-3 cod liver oil. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 93.<\/p>\n\n\n\n

Krist\u00edn Anna \u00de\u00f3rarinsd\u00f3ttir, Gu\u00f0n\u00fd Gu\u00f0mundsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir and Sigurj\u00f3n Arason. 2003. Weight fractions of by-products from gadios caught around Iceland. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 365.<\/p>\n\n\n\n


ARTICLES IN NONS AND JOURNALS \/ Articles in non-refereed journals:<\/strong><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir. The Icelandic seaweed is special. \u00datvegsbla\u00f0i\u00f0 December 2013. Page. 58-59. Read the article<\/a><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, \u00de\u00f3ra Valsd\u00f3ttir, H\u00f6r\u00f0ur G. Kristinsson. 2011. Algae, seaweed and health. Food is on the human side, 23rd year. s. 23. Read the article<\/a><\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir and H\u00f6r\u00f0ur G. Kristinsson. 2010. Bioactive substances from algae. \u00c6gir, 103 (3).<\/p>\n\n\n\n

Soff\u00eda Vala Tryggvad\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2004. Bait attraction. \u00c6gir 97, 9, 34-37.<\/p>\n\n\n\n


CONFERENCE PROGRAM \/ Conference proceedings:<\/strong><\/p>\n\n\n\n

2009:<\/strong><\/p>\n\n\n\n

Gu\u00f0j\u00f3n \u00deorkelsson, R\u00f3sa J\u00f3nsd\u00f3ttir, A\u00f0alhei\u00f0ur \u00d3lafsd\u00f3ttir, \u00d3li \u00de\u00f3r Hilmarsson, Sigr\u00ed\u00f0ur J\u00f3hannesd\u00f3ttir, Halla Stein\u00f3lfsd\u00f3ttir, Gu\u00f0mundur G\u00edslason. Is there a different taste of lamb meat than lamb meat on a regular pasture? Agricultural Research Council 2009, 12 - 13 February, 6th year, p. 385-389. Read the article<\/a>.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Tao Wang, Mar\u00eda Jes\u00fas Gonzalez, Isabel Medina, Hordur G. Kristinsson, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. Bioactivity of phlorotannins in brown seaweed<\/a>, F<\/em> ucus vesiculosus.<\/em> TAFT. 3rd Joint Trans-Atlantic Fisheries Technology Conference Sept. 15\u201318. Copenhagen, Denmark. p. 91.<\/p>\n\n\n\n

G. \u00d3lafsd\u00f3ttir, R. J\u00f3nsd\u00f3ttir, M. Bragad\u00f3ttir, T. Wang. 2008. Odor development in washed cod muscle system and effect of cooking. OXIFISH in collaboration with PROJECT 4.3 LIPIDTEXT. The 5th SEAFOODplus Conference, 8-10 June 2008, Copenhagen, Denmark<\/p>\n\n\n\n

2007:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir. 2007. Antioxidant effect of aqueous phase of capelin ( Mallotus villosus<\/em>). In: Book of abstracts of the 5th Euro Fed Lipid Congress and 24th Symposium of the Nordic Lipidforum., Gothenburg, Sweden, p. 402.<\/p>\n\n\n\n

2006:
<\/strong>Gudrun Olafsdottir, H\u00e9l\u00e8ne L. Lauzon, R\u00f3sa J\u00f3nsd\u00f3ttir, Emil\u00eda Martinsd\u00f3ttir. 2006. Multivariate Quality Prediction of Cod ( Gadus morhua<\/em>) and Haddock Fillets ( Melanogrammus aeglefinus<\/em>) Stored Under Superchilling and Temperature Abusive Conditions. In: Proceedings of the 2nd International Cold Chain Management Workshop 8-9 May 2006.<\/p>\n\n\n\n

2005:
<\/strong>Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Chanie E, Westad F, R\u00f3sa J\u00f3nsd\u00f3ttir, Bazzo S, Labreche S, Marcq P, Lundby F, Haugen JE. 2005. Rapid Control of Smoked Atlantic Salmon Quality by Electronic Nose: Correlation with Classical Evaluation Methods. In: Marco S, Montoliu I, editors. Proceedings of the 11th International Symposium on Olfaction and Electronic Nose, ISOEN2005, Electronic Department, Physics Faculty, Barcelona University, Barcelona, Spain. p 110-4.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir and Gudmundur \u00d6rn Arnarson. 2005. The use of solid-phase microextraction (SPME) to measure changes in volatile compounds during storage of microencapsulated fish oil. The 23rd Nordic Lipid Symposium. Reykjav\u00edk, Iceland, June 1 - 4, 2005. Program and Abstracts, p. 27.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Chanie E, Westad F, R\u00f3sa J\u00f3nsd\u00f3ttir, Bazzo S, Labreche S, Marcq P, Lundby F, Haugen JE. 2005. Rapid Control of Smoked Atlantic Salmon Quality by Electronic Nose: Correlation with Classical Evaluation Methods. In: Marco S, Montoliu I, editors. Proceedings of the 11th International Symposium on Olfaction and Electronic Nose, ISOEN2005, Electronic Department, Physics Faculty, Barcelona University, Barcelona, Spain. p 110-4.<\/p>\n\n\n\n

2003:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, Sigur\u00f0ur Hauksson and J\u00f3n Magn\u00fas Einarsson. 2003. Volatile flavor compounds in seafood flavorants. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 353.<\/p>\n\n\n\n

R\u00f3sa J\u00f3nsd\u00f3ttir, Soffia V. Tryggvad\u00f3ttir and Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, 2003. Volatile compounds in artificial bait based on fish by-products. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 371.<\/p>\n\n\n\n

E. Falch, R. J\u00f3nsd\u00f3ttir, NB Shaw, S. Arason, KA\u00de\u00f3rarinsd\u00f3ttir, JP Kerry 3, C. Malone, JP Berge, J. Dumay, J. Rainuzzo, M. Sandbakk, T.Rustad, M. Aursand, 2003. Variation in lipid composition in different rest biomass from species of the gadidae family. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 323.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir and R\u00f3sa J\u00f3nsd\u00f3ttir, 2003. Detection of volatile compound by an electronci nose to monitor freshness of haddock stored in ice. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 151.<\/p>\n\n\n\n

Gu\u00f0r\u00fan \u00d3lafsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, Soffia Vala Tryggvad\u00f3ttir, Sigurdur Einarsson and H\u00e9l\u00e8ne L. Lauzon, 2003. Prediction of freshness quality of haddoc fillets using electronic nose, texture and TVN measurements. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 148.<\/p>\n\n\n\n

Gu\u00f0mundur \u00d6rn Arnarson, R\u00f3sa J\u00f3nsd\u00f3ttir, Margr\u00e9t Bragad\u00f3ttir, J\u00f3n \u00d6gmundsson, 2003. Stability of microencapsulated n-3 cod liver oil. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 93.<\/p>\n\n\n\n

Krist\u00edn Anna \u00de\u00f3rarinsd\u00f3ttir, Gu\u00f0n\u00fd Gu\u00f0mundsd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir and Sigurj\u00f3n Arason, 2003. Weight fractions of by-products from gadios caught around Iceland. First joint Trans Atlanctic Fisheries Technology Conference. 10-14 June 2003 Reykjavik, Iceland. Proceedings, p. 365.<\/p>\n\n\n\n

2001:
<\/strong>Birna Baldursd\u00f3ttir, Emma Ey\u00fe\u00f3rsd\u00f3ttir, Gu\u00f0j\u00f3n \u00deorkelsson, Helga Lilja P\u00e1lsd\u00f3ttir, \u00d3li \u00de\u00f3r Hilmarsson and R\u00f3sa J\u00f3nsd\u00f3ttir. 2001. Water resistance of pork. Ministerial Conference 2001, p. 265-268, ISSN 1563-2520<\/p>\n\n\n\n

Gu\u00f0j\u00f3n \u00deorkelsson, Baldur \u00de. Vigf\u00fasson, R\u00f3sa J\u00f3nsd\u00f3ttir and \u00d3lafur Reykdal 2001. Chemical composition of foal meat. Ministerial Conference 2001, p. 261-264, ISSN 1563-2520<\/p>\n\n\n\n

1999:
<\/strong>Birna Baldursd\u00f3ttir, R\u00f3sa J\u00f3nsd\u00f3ttir, \u00deyr\u00ed Valdimarsd\u00f3ttir and Gu\u00f0j\u00f3n \u00deorkelsson, 1999. Fishmeal in the feed of farmed pigs. Ministerial Conference 1999.<\/p>\n\n\n\n

\u00deyr\u00ed Valdimarsd\u00f3ttir, Stef\u00e1n Scheving Thorsteinsson, Gu\u00f0j\u00f3n \u00deorkelsson and R\u00f3sa J\u00f3nsd\u00f3ttir, 1999. Sensory quality of lamb meat from autumn breed rams and castrates - Sensory evaluation of autumn-fed rams and geldings. Ministerial Conference 1999: 121-130.<\/p>\n\n\n\n

1998:<\/strong>
R\u00f3sa J\u00f3nsd\u00f3ttir, \u00deyr\u00ed Valdimard\u00f3ttir, Gu\u00f0j\u00f3n \u00deorkelsson and Birna Baldursd\u00f3ttir, 1998. Influence of fishoil in feed on fatty acid composition and sensory quality of pork. 44th Intenational Congress of Meat Science and Technology, August 31 to September 3, 1998. Proceedings.<\/p>\n\n\n\n

1997:
<\/strong>Birna Baldursd\u00f3ttir, Gu\u00f0j\u00f3n \u00deorkelsson, \u00deyr\u00ed Valdimarsd\u00f3ttir and R\u00f3sa J\u00f3nsd\u00f3ttir, 1997. Fat in the feed of farmed pigs. Ministerial Conference 1997: 276-286.<\/p>\n\n\n\n

1996:
<\/strong>R\u00f3sa J\u00f3nsd\u00f3ttir, Gu\u00f0j\u00f3n \u00deorkelsson and Gu\u00f0mundur G. Haraldsson, 1996. Influence of dietary fishmeal and fatty acid composition and eating quality of pigs. \u00cd. \u201cMeat for the comsumer\u201d, 42nd International Congress of Meat Science and Technology, 1-6 September 1996. Proceedings, p. 218-219.<\/p>\n\n\n\n

Gu\u00f0j\u00f3n \u00deorkelsson, Ylva Bergquist, Kerstin Lundstrom and R\u00f3sa J\u00f3nsd\u00f3ttir, 1996. Fatty acid composition of M.Longissimus Dorsi of different fat grades of Icelandic lamb. In: "Meat for the Comsumer", 42nd International Congress of Meat Science and Technology, 1-6 September 1996. 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