Ásta H. Pétursdóttir

Matís (Iceland) — IS

Environmental Science · Physical Sciences

17h-index821citations43works2.92yr avg
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Research Topics

Arsenic contamination and mitigation(21), Fluoride Effects and Removal(14), Heavy metals in environment(10), Analytical chemistry methods development(8), Mercury impact and mitigation studies(8)

Publications43 total

Effects of protein source and seaweed supplementation on mineral intake, milk mineral concentrations, and iodine transfer efficiency from feed to milk in lactating dairy cows
Journal of Dairy Science·2025· 1 citedOpen Access
The effect of <i>Asparagopsis taxiformis</i> , <i>Ascophyllum nodosum</i> , and <i>Fucus vesiculosus</i> on ruminal methanogenesis and metagenomic functional profiles <i>in vitro</i>
Microbiology Spectrum·2024· 2 citedOpen Access
A comprehensive analysis of water-soluble arsenicals in Icelandic macroalgae
Environmental Chemistry·2024· 1 cited
Effect of dietary protein source and <scp><i>Saccharina latissima</i></scp> on nutritional and safety characteristics of milk
Journal of the Science of Food and Agriculture·2024· 2 citedOpen Access
Speciation of arsenic in milk from cows fed seaweed
Journal of the Science of Food and Agriculture·2024· 6 citedOpen Access
Inorganic arsenic in seaweed: a fast HPLC-ICP-MS method without coelution of arsenosugars
Analytical and Bioanalytical Chemistry·2024· 8 citedOpen Access
Potentially Toxic Elements in Icelandic Seaweeds
SSRN Electronic Journal·2024Open Access
Seaweed supplementation to mitigate methane (CH4) emissions by cattle (SeaCH4NGE)
Zenodo (CERN European Organization for Nuclear Research)·2023Open Access
Determination of inorganic As, DMA and MMA in marine and terrestrial tissue samples: a consensus extraction approach
Environmental Chemistry·2023· 12 citedOpen Access
Temporal and intra-thallus variation in arsenic species in the brown macroalga Laminaria digitata
Environmental Chemistry·2023· 8 citedOpen Access
Trefjaríkt og hollt hýði?
Zenodo (CERN European Organization for Nuclear Research)·2023Open Access
Trefjaríkt og hollt hýði?
Zenodo (CERN European Organization for Nuclear Research)·2023Open Access
Variation in macrominerals and trace elements in cows’ retail milk and implications for consumers nutrition
Food Chemistry·2023· 8 citedOpen Access
Mineral concentrations in milk from cows fed seaweed (Saccharina latissima) under different basal protein supplementation
Food Chemistry·2022· 16 citedOpen Access
O8 Effect of protein source and seaweed supplementation on bovine milk mineral concentrations
Animal - science proceedings·2022
Arsenic species and their health risks in edible seaweeds collected along the Chinese coastline
The Science of The Total Environment·2022· 36 cited
Methane Reduction Potential of Brown Seaweeds and Their Influence on Nutrient Degradation and Microbiota Composition in a Rumen Simulation Technique
Frontiers in Microbiology·2022· 22 citedOpen Access
37. Effect of grazing and feeding management on organic milk mineral concentrations
Animal - science proceedings·2022
41. Effect of dietary seaweed supplementation on bovine milk microbiota
Animal - science proceedings·2022
Mineral Concentrations in Bovine Milk from Farms with Contrasting Grazing Management
Foods·2021· 17 citedOpen Access
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Frequent Co-authors

Helga Gunnlaugsdóttir(21), Jörg Feldmann(16), Sokratis Stergiadis(12), Natasa Desnica(11), Andrea Raab(10), Eva M. Krupp(9), Eric E. Newton(8), D.J. Humphries(8), Nanbing Qin(6), D.T. Juniper(6), Stanislav Musil(5), Gunnar Ríkharðsson(5), Rebecca Sim(5), Stéphane Beauclercq(4), C.K. Reynolds(4), Anni Halmemies‐Beauchet‐Filleau(4), Kenneth O. Amayo(3), Gergely Faludi(3), Joe Pitt(3), Ian Givens(3)