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María Guðjónsdóttir - Professor

María Guðjónsdóttir

–

Heilbrigðisvísindasvið

María Guðjónsdóttir

Professor

Professor

Location
Nýi Garður / Ng-306
Email
mariagu [at] hi.is

Unit
Faculty of Food Science and Nutrition

Published works

2024

Greenhouse Gas Emissions from Food Consumption: Results from the Icelandic National Dietary Survey 2019–2021
Near-Infrared Spectroscopy and Chemometrics for Effective Online Quality Monitoring and Process Control during Pelagic Fishmeal and Oil ProcessingFoods
Impact of frozen storage on quality and cold storage stability of smoked deep-skinned fillets from well-fed Atlantic mackerelJournal of Food Composition and Analysis
Greenhouse gas emissions of environmentally sustainable diets: Insights from the Icelandic National Dietary Survey 2019–2021Journal of Cleaner Production

2023

Current status and future research needs on the quantitative water use of finfish aquaculture using Life Cycle Assessment: A systematic literature reviewJournal of Cleaner Production
Otolith age determination with a simple computer vision based few-shot learning methodEcological Informatics
Carcass characteristics of Nordic native cattle breedsGenetic Resources

2022

A Comparison of Fresh and Frozen Lamb Meat—Differences in Technological Meat Quality and Sensory AttributesAnimals
Protein Recovery of Tra Catfish (Pangasius hypophthalmus) Protein-Rich Side Streams by the pH-Shift MethodFoods
Thermal-Induced Autolysis Enzymes Inactivation, Protein Degradation and Physical Properties of Sea Cucumber, Cucumaria frondosaProcesses
Identification of environmental hotspots in fishmeal and fish oil production towards the optimization of energy-related processesJournal of Cleaner Production
Changes in Protein and Non-Protein Nitrogen Compounds during Fishmeal Processing—Identification of Unoptimized Processing StepsProcesses
The fourth industrial revolution in the food industry—part II: Emerging food trendsCritical Reviews in Food Science and Nutrition
Biochemical characteristics and demography of the marine calanoid copepod Calanus finmarchicus during spring in Icelandic watersJournal of Plankton Research
Protein Characteristics and Bioactivity of Fish Protein Hydrolysates from Tra Catfish (Pangasius hypophthalmus) Side Stream IsolatesFoods
Added Value of Ascophyllum nodosum Side Stream Utilization during Seaweed Meal ProcessingMarine Drugs

2021

Effects of anatomical variation of muscle on composition and oxidation susceptibility of Atlantic mackerel (Scomber scombrus)LWT
Comparison of bovine milk oligosaccharides in native North European cattle breedsInternational Dairy Journal
Expansion of Agriculture in Northern Cold-Climate Regions: A Cross-Sectoral Perspective on Opportunities and ChallengesFrontiers in Sustainable Food Systems
A Comparison of Two Different Slaughter Systems for Lambs. Effects on Carcass Characteristics, Technological Meat Quality and Sensory AttributesAnimals
Naturally Occurring Glycosidases in Milk from Native Cattle Breeds: Activity and Consequences on Free and Protein Bound-GlycansMetabolites
Efficiency of fishmeal and fish oil processing of different pelagic fish species: Identification of processing steps for potential optimization toward protein production for human consumptionJournal of Food Processing and Preservation

2020

Application of Novel Techniques for Monitoring Quality Changes in Meat and Fish Products during Traditional Processing Processes: Reconciling Novelty and TraditionProcesses
Use of Spectroscopic Techniques to Monitor Changes in Food Quality during Application of Natural Preservatives: A ReviewAntioxidants
The Effects of Varying Heat Treatments on Lipid Composition during Pelagic Fishmeal ProductionProcesses
Application of novel techniques for monitoring quality changes in meat and fish products during traditional processing processes: Reconciling novelty and traditionProcesses
Biochemical characteristics of zooplankton entering Atlantic mackerel processing plants in Iceland as side-catchFood Research International
Effects of food container depth on the quality and yield of superchilled and iced Atlantic salmonPackaging Technology and Science
Effect of antioxidants on the sensory quality and physicochemical stability of Atlantic mackerel (Scomber scombrus) fillets during frozen storageFood Chemistry
Chemical characterization and processing suitability of zooplankton-rich side-streams from Atlantic mackerel (Scomber scombrus) processingJournal of Food Composition and Analysis
Quantifying the relationship of porosity and alteration based on lithology classification in icelandic rocksTransactions - Geothermal Resources Council
The effects of varying heat treatments on lipid composition during pelagic fishmeal productionProcesses

2019

Low field NMR for quality monitoring of 3D printed surimi from cod by‐products: Effects of the pH‐shift method compared with conventional washingMagnetic Resonance in Chemistry
Low field nuclear magnetic resonance and multivariate analysis for prediction of physicochemical characteristics of Atlantic mackerel as affected by season of catch, freezing method, and frozen storage durationFood Research International
Water–Starch Interactions of Red and White Cocoyam (Xanthosoma sagittifolium)Starch/Staerke
Determination of bioactive properties of food grade extracts from Icelandic edible brown seaweed sugar kelp (Saccharina latissima) with in vitro human cell cultures (THP-1)Functional Foods in Health and Disease
Enhancing the food applications of cocoyam (Xanthosoma sagittifolium): Deductions from a three-year studyRoot and Tubers in Ghana. Overview and selected research papers. Edited by Robert Aidoo ,Jacob K. Agbenorhevi, Faustina D. Wireko-Manu, Arne Wangel.

2018

Influence of processing additives, packaging and storage conditions on the physicochemical stability of frozen Tra catfish (Pangasius hypophthalmus) filletsJournal of Food Engineering
Effects of catching method, rigor status at processing, and pre-salting methods on the water distribution and characteristics of heavily salted atlantic cod (gadus morhua) muscle: A multi-parametric magnetic resonance studyModern Magnetic Resonance
Stability of Golden redfish (Sebastes marinus) during frozen storage as affected by raw material freshness and season of captureFood Science and Nutrition
Review of the composition and current utilization of Calanus finmarchicus – Possibilities for human consumptionTrends in Food Science & Technology
Utilizing cocoyam (Xanthosoma sagittifolium) for food and nutrition security: A reviewFood Science & Nutrition
Effects of pre and postrigor freezing and temperature stress during frozen storage on physicochemical stability of Atlantic herring (Clupea harengus) muscleJournal of Food Processing and Preservation

2017

Bioactive effect of sulphated polysaccharides derived from orange-footed sea cucumber (Cucumaria frondosa) toward THP-1 macrophagesBioactive Carbohydrates and Dietary Fibre
Characteristics of Xanthosoma sagittifolium roots during cooking, using physicochemical analysis, uniaxial compression, multispectral imaging and low field NMR spectroscopyJournal of Food Science and Technology
Muscle Protein Profiles Used for Prediction of Texture of Farmed Salmon (Salmo salar L.)Journal of Agricultural and Food Chemistry
Stability of frozen Atlantic mackerel (Scomber scombrus) as affected by temperature abuse during transportationLWT - Food Science and Technology
Analysis of the production of salmon fillet – Prediction of production yieldJournal of Food Engineering
Influence of Temperature Stress on Lipid Stability of Atlantic Herring (Clupea harengus) Muscle During Frozen StorageJAOCS, Journal of the American Oil Chemists' Society
Evaluation of bioactivity fucoidan from laminaria with in vitro human cell cultures (THP-1)Functional Foods in Health and Disease 7(9), 688-701

2016

Seasonal and geographical variation in chemical composition and lipid stability of Atlantic mackerel (Scomber scombrus) caught in Icelandic watersJournal of Food Composition and Analysis
Investigation of the interaction between mucins and β-lactoglobulin under tribological stressFood Hydrocolloids
Influence of feeding state and frozen storage temperature on the lipid stability of Atlantic mackerel (Scomber scombrus)International Journal of Food Science and Technology
Effect of brining and frozen storage on physicochemical properties of well-fed Atlantic mackerel (Scomber scombrus) intended for hot smoking and canningLWT - Food Science and Technology

2015

Spectroscopic studies of the interactions between β-lactoglobulin and bovine submaxillary mucinFood Hydrocolloids
Investigation of the interaction between mucins and beta-Lactoglobulin under tribological stress.Food Hydrocolloids
The effects of pre-salting methods on salt and water distribution of heavily salted cod, as analyzed by 1H and 23Na MRI, 23Na NMR, low-field NMR and physicochemical analysisFood Chemistry
Effects of electrospun chitosan wrapping for dry-ageing of beef, as studied by microbiological, physicochemical and low-field nuclear magnetic resonance analysisFood Chemistry
Effects of electrospun chitosan wrapping for dry-ageing of beef, as studied by microbiological, physicochemical and low-field Nuclear Magnetic Resonance analysisFood Chemistry

2013

Injection of fish protein solutions of fresh saithe (Pollachius virens) fillets studied by low field Nuclear Magnetic Resonance and physicochemical measurementsJournal of Food Science and Technology
The effect of crystal size and encapsulation of salt on sodium distribution and mobility in bread as studied with 23Na double quantum filtering NMR.Magnetic Resonance in Food Science: Food for Thought.

2011

Low field Nuclear Magnetic Resonance on the effect of salt and modified atmosphere packaging on cod (Gadus morhua) during superchilled storageFood Research International
Continuous quality and shelf life monitoring of retail-packed fresh cod loins in comparison with conventional methodsFood Control
Shrimp Processing Assessed by Low Field Nuclear Magnetic Resonance, Near Infrared Spectroscopy, and Physicochemical Measurements-The Effect of Polyphosphate Content and Length of Prebrining on Shrimp MuscleJournal of Food Science
The effects of pre-salting methods on water distribution and protein denaturation of dry salted and rehydrated cod - A low-field NMR studyJournal of Food Engineering

2010

Process control of lightly salted wild and farmed Atlantic cod (Gadus morhua) by brine injection, brining, and freezing-A low field NMR studyJournal of Food Science

2009

Low field NMR Study on Wild and Farmed Cod (Gadus morhua)Magnetic Resonance in Food Science: Challenges in a changing world
Magnetic Resonance in Food Science
Effect of brining, modified atmosphere packaging, and superchilling on the shelf life of cod (Gadus morhua) loinsJournal of Food Science

Keywords for Specialisation:

Multivariate analysis

Water and water distribution in food

Food processing and product development

Quality control

Quality monitoring

Process optimization

Structure and function of proteins. Protein stability

Environmental impacts

Environmental Education

Sustainable food-production

UN sustainable development goals