Verkefni/Projects

• Áhrif hitastigs á vöxt og orkubúskap bleikju
• Rannsóknir á lífvirkum efnum í frumumódelum

FERILSKRÁ / CURRICULUM VITAE

Ferilskrá - Hólmfríður Sveinsdóttir

RITASKRÁ / PUBLICATIONS

THESIS

Sveinsdóttir, H. 2009. Exploring changes in the proteome of early Atlantic cod (Gadus morhua) larvae with age and in response to environmental factors. Ph.D. thesis. University of Iceland.

Sveinsdóttir, H. 2001. Beeinflussung der Keimung, des Wachstums und der Plasmalemma-ATPase-Aktivität in Maiswurzeln (Zea mays L.) durch die Alterung des Saatgutes. Diplomarbeit, MSc Thesis. Justus Liebig University, Giessen, Germany.

PEER REVIEWED ARTICLES

Holmfridur Sveinsdottir, Agusta Gudmundsdottir. 2011. Proteome analysis of abundant proteins in early Atlantic cod (Gadus morhua) larvae. Icelandic Agricultural Sciences. 24, 23-31. Grein / Article

Sigrún Mjöll Halldórsdóttir, Patricia Y Hamaguchi, Hólmfríður Sveinsdóttir, Hördur G Kristinsson, Arnljótur B Bergsson, Guðjón Thorkelsson. 2011. Properties of hydrolysed saith protein isolates prepared via pH shift process with and without dewatering. LWT - Food Science and Technology. 44 (10), 1999-2004.  Grein / Article

Sveinsdóttir, H., Gudmundsdóttir, Á. 2010. Protein expression pattern in two differently fed groups of early Atlantic cod (Gadus morhua) larvae. Aquaculture Nutrition. 16, 662-670. Grein / Article

Sveinsdóttir, H., Yan, F., Zhu, Y., Peiter-Volk, T., Schubert, S. 2009. Seed ageing-induced inhibition of germination and post-germination root growth is related to lower activity of plasma membrane H+-ATPase in maize roots. Journal of Plant Physiology. 166, 128-135.

Sveinsdóttir, H., Steinarsson, A., Gudmundsdóttir, Á., 2009. Differential protein expression in early Atlantic cod larvae (Gadus morhua) in response to treatment with probiotic bacteria. Comparative Biochemistry and Physiology Part D: Genomics and Proteomics. 4, 249-254.

Sveinsdóttir, H., Vilhelmsson, O., Gudmundsdóttir, Á. 2008. Proteome analysis of abundant proteins in two age groups of early Atlantic cod (Gadus morhua) larvae. Comparative Biochemistry and Physiology Part D: Genomics and Proteomics. 3, 243-250.

Sveinsdóttir, H., Thorarensen, H., Gudmundsdottir, A., 2006. Involvement of trypsin and chymotrypsin activities in Atlantic cod (Gadus morhua) embryogenesis. Aquaculture. 260, 307-314.

Hólmfríður Sveinsdóttir, V. Edda Benediktsdóttir, Ágústa Guðmundsdóttir, 2006. Fjölómettaðar fitusýrur í hrognum sjávarfiska. Tímarit um raunvísindi og stærðfræði. 4(2):1-6.

BOOK CHAPTERS

Sveinsdóttir, H., Martin, S.A.M., Vilhelmsson, O., Application of proteomics to fish processing and quality. In Hui, Y.H., Nip, W.-K., Nollet, L.M.L., Paliyath, G. & Simpson, B.K. (Eds.), Food biochemistry and food processing, Blackwell Publishing. (submitted).

Sveinsdóttir, H., Gudmundsdóttir, Á., Vilhelmsson, O., Proteomics. In Nollet, Toldra, (Eds), Handbook of Seafood and seafood products analysis, CRC Press, 2009, 21-43.

Ágústa Guðmundsdóttir, Hólmfríður Sveinsdóttir. Rýnt í próteinmengi lirfa Atlantshafsþorsks (Gadus morhua). In Haraldsson G.G. (ed.), Vísindin heilla, Háskólaútgáfan, 2006, 425-440.

CONFERENCE PRESENTATIONS

Hólmfríður Sveinsdóttir. 2011. Hvað er markfæði?. Matur er mannsins megin, 23. árg. s. 8. Lesa grein

Hólmfríður Sveinsdóttir, Jón Óskar Jónsson, Patricia Y. Hamaguchi, Halldór Benediktsson, Hördur G. Kristinsson, Rósa Jónsdóttir. 2011. Functional ingredients in brown seaweed, Fucus vesiculosus. Presentation: 41^st WEFTA Meeting, 27-30 September 2011, Gothenburg, Sweden.

Patricia Y. Hamaguchi, Hólmfríður Sveinsdóttir, Rósa Jónsdóttir, Hörður G. Kristinsson. Comparison of in-vitro chemical and cellular based antioxidant assays on bioactive marine peptides. Presentation: 41^st WEFTA Meeting, 27-30 September 2011, Gothenburg, Sweden

Sveinsdóttir, H., Vilhelmsson, O., Guðmundsdóttir, Á. 2008. Protein profile changes during early larval development of Atlantic cod (Gadus morhua). Natural science symposium 2008. Held in Askja, the Natural Sciences building of the University of Iceland 14. and 15. March, 2008.

Hólmfríður Sveinsdóttir, Ágústa Guðmundsdóttir. 2007. Próteinmengjagreining í þorsklirfum (Gadus morhua). 13th symposium of life and health science at the University of Iceland. Held in Askja the Natural Sciences building of the University of Iceland 4. - 5. January, 2007.

Hólmfríður Sveinsdóttir, Ágústa Guðmundsdóttir. 2007. Breytileiki í próteintjáningu á fóstur- og lirfustigi Atlantshafsþorsks (Gadus morhua). Rannsóknadagar Stúdentaráðs HÍ. Held in University of Iceland 24. - 25. January, 2007.

Hólmfríður Sveinsdóttir, Ágústa Guðmundsdóttir. 2006. “Ný tækifæri í rannsóknum á fiski með hjálp próteinmengjagreininga” Symposium of aquaculture and fish biology. Held in Holar college, Sauðárkrókur, 1.-2. June, 2006.

Hólmfríður Sveinsdóttir, Ágústa Guðmundsdóttir. 2004. ”Mikilvægi trypsína í fóstrum og lirfum Atlantshafsþorsks (Gadus morhua)”. Symposium of the food and nutritional science society in Iceland. Held in Nordica hotel, 15. October, 2004 .

POSTERS AT CONFERENCES

Hugrún L. Heimisdóttir, Jónína Jóhannsdóttir, Rannveig Björnsdóttir, Steinar Svavarsson, Oddur Vilhelmsson og Hólmfríður Sveinsdóttir. Áhrif ufsapróteinmeltu á valda þætti í ósérhæfðu ónæmissvari þorsklirfa. Veggspjald 34: Líffræðirannsóknir á Íslandi. Ráðstefna Líffræðifélags Íslands, Reykjavík, 11.-12. nóvember 2011.

Hólmfrídur Sveinsdóttir, Hugrún L. Heimisdóttir, Jónína Jóhannsdóttir, Patricia Y. Hamaguchi, Arnljótur B. Bergsson, Hordur G. Kristinsson and Steinar Svavarsson. Analysis on the bioactivity of fish protein hydrolysates used as feed enrichment for Atlantic cod (Gadus morhua) larvae. WEFTA 2011 in Gothenburg, Sweden. Poster presentation

Rannveig Björnsdóttir, Jónína Th. Jóhannsdóttir, Hugrún L. Heimisdóttir, Agnar Steinarsson, María Pétursdóttir, Hólmfrídur Sveinsdóttir, Oddur Vilhelmsson and Albert K. Imsland. Live feed enrichment for improved quality and survival of  intensively reared cod larvae. Cod Farming in the Nordic Countries, Reykjavík, Iceland, 2011. Poster presentation.

S. Crynen, M. R. Marshall, H. G. Kristinsson, P. Hamaguchi, H. Sveinsdottir, M. Geirsdóttir, Antioxidant properties of peptides derived from cod muscle myosin by enzymatic hydrolysis with trypsin, chymotrypsin and elastase. IFT Annual meeting and food expo, New Orleans, 2011. Poster presentation.

R. Jónsdóttir, J. Ó. Jónsson, H. Sveinsdóttir, P. Hamaguchi, H. Benediktsson, H. G. Kristinsson, Functional Ingredients from Icelandic seaweed. IFT Annual meeting and food expo, New Orleans, 2011. Poster presentation.

H. Sveinsdottir, P. Hamaguchi, H. G Kristinsson, M. Geirsdottir, Bioactivity of marine derived peptides analyzed with a cellular antioxidant assay. IFT Annual meeting and food expo, New Orleans, 2011. Poster presentation.

P.Hamaguchi, M.Geirsdottir, A. Vrac, H. G. Kristinsson, H. Sveinsdottir, O. H. Fridjonsson, G.O. Hreggvidsson, In-vitro antioxidant and antihypertensive properties of Icelandic sea cucumber (Cucumaria frondosa). IFT Annual meeting and food expo, Chicago, 2010. Poster presentation.

S. M. Halldorsdottir, P. Hamaguchi, H. Sveinsdottir, H.G. Kristinsson, A. B. Bergsson, G.Thorkelsson, Bioactive protein isolate hydrolysates produced from saithe (Pollachius virens) byproducts, IFT Annual meeting and food expo, Chicago, 2010. Poster presentation

P. Hamaguchi, R. Jonsdottir , A. Vrac, H. Sveinsdottir , H. G. Kristinsson, Bioactivity properties of fractionated capelin (Mallotus villosus) protein hydrolysates, IFT Annual meeting and food expo, Anaheim, 2009. Poster presentation

Sveinsdóttir, H., Gudmundsdóttir, Á. (2009). Áhrif bætibakteríumeðhöndlunar á próteintjáningu þorsklirfa (Gadus morhua) á frumfóðurstigi. 14th symposium of life and health science at the University of Iceland. Held in Askja the Natural Sciences building of the University of Iceland 5.-6. January, 2009. V95

Kristinsson, H., Hamaguchi, P., Raghavan, S., Halldórsdóttir, S., Sveinsdóttir, H., Geirsdóttir, M., Thorkelsson G., Johannsson, R. Benediktsson, B. (2009). The effect of extent of hydrolysis on the bioactivy of blue whiting (Micromesistius poutassou) flavor hydrolysates. Institute of Food Technologists. Annual Meeting & Food Expo in Anaheim, CA (June 5th-10th 2009).

Sveinsdóttir, H., Vilhelmsson, O., Guðmundsdóttir, Á (2008). Keratins as an example of developmental stage specific proteins in early Atlantic cod (Gadus morhua) larvae. Natural science symposium 2008. Held in Askja, the Natural Sciences building of the University of Iceland 14. and 15. March, 2008.

Sveinsdóttir, H., Guðmundsdóttir, Á (2008). Effects of probiotic bacteria on the protein expression in first feeding Atlantic cod (Gadus morhua) larvae. International conference on Fish Diseases and Fish Immunology. Held in Radisson SAS Hotel Saga Reykjavík, Iceland 6. – 9. September 2008.

Sveinsdóttir, H. and Gudmundsdóttir, Á. (2008). Immune modulation of early Atlantic cod larvae by a treatment with probiotic bacteria. 1st North Carolina Marine Biotechnology Symposium. Held 22. October 2008 in Wrightsville Beach, North Carolina, USA.

Hólmfríður Sveinsdóttir, Ágústa Guðmundsdóttir (2007). Breytileiki í próteintjáningu á fóstur- og lirfustigi Atlantshafsþorsks (Gadus morhua). Rannsóknadagar Stúdentaráðs HÍ. Held in University of Iceland 24. - 25. January 2007.

Hólmfríður Sveinsdóttir, Agnar Steinarsson, Ágústa Guðmundsdóttir. “Próteinmengjagreining á þorsklirfum (Gadus morhua) meðhöndluðum með fiskipeptíðum”. Natural science symposium 2006. 3.-4. March 2006 in Reykjavík, Iceland.V302

Sveinsdóttir, H., Steinarsson, A. and Gudmundsdóttir, Á. (2006). Proteome analysis of Atlantic cod larvae (Gadus morhua) treated with probiotic bacteria”. II International Congress on the Biology of Fish. 18 -22. July 2006 in St. John's, Newfoundland, Canada

Sveinsdóttir, H. and Gudmunsdóttir, Á. (2006). Trypsins in early Atlantic cod larvae (Gadus morhua). The Scandinavian Physiological Society, Annual Meeting. 11.-13. August 2006 at the University of Iceland, Reykjavík, Iceland.

V. Edda. Benediktsdóttir, Hólmfríður Sveinsdóttir and Ágústa Gudmundsdóttir. “N-3 Fatty Acid Containing Phospholipids and Bioactive Proteins from Fish”. The 23rd Nordic Lipid Symposium. 1.-5. June 2005, Reykjavík, Iceland.

Hólmfríður Sveinsdóttir, V. Edda Benediktsdóttir og Ágústa Guðmundsdóttir (2004)."Nýting fosfólípíða og annarra lífefna úr loðnuhrognum." Natural science symposium, 16 .- 17. April, 2004.

Benediktsdóttir, VE., Sveinsdóttir, H., Gudmundsdóttir, Á. (2004) “Utilization of N-3 Fatty Acid Phospholipids and Proteins from Fish Roe”. Held in Brighton, UK 22. – 26. June 2004.

Hólmfríður Sveinsdóttir, V. Edda Benediktsdóttir, Ágústa Guðmundsdóttir (2004)."Omega-3 fitusýrur og lífvirk prótein í hrognum sjávarfiska." Symposium of the Icelandic chemistry society. Held in Nesjavellir, 18.-19. September 2004.

Hólmfríður Sveinsdóttir, Helgi Thorarensen, Ágústa Guðmundsdóttir. ”Mikilvægi trypsína í fóstrum og lirfum Atlantshafsþorsks (Gadus morhua)”. Symposium of the food and nutritional science society in Iceland. Held in Nordica Hotel 15. October 2004.

Sveinsdóttir, H., Thorarensen, H., Gudmundsdóttir, Á. (2004). “Biochemical modulators in cod egg quality and survival”. Aquaculture Europe in Barcelona, Spain, 20.-23. October 2004.

Sveinsdóttir, H., Yan, F. and Schubert, S. “Germination, root growth, and plasma membrane H+-ATPase activity after seed ageing of maize (Zea mays)” Jahrestagung der Deutschen Gesellschaft für Pflanzenernährung, Gießen, 3.-5. September, 2000.