Preliminary study of oxidative stress biomarkers and trace elements in North Sea Harbour Seals

E Gismondi, L Daneels, F Damseaux, K Lehnert… - Marine pollution …, 2021 - Elsevier
This preliminary study investigated the potential correlations between trace elements
(mercury, zinc, cadmium, copper, selenium, lead, nickel, chromium, lithium and vanadium) …

Antioxidative defense and oxidative stress in ringed seals (Pusa hispida) from differently polluted areas

M Kanerva, H Routti, Y Tamuz, M Nyman, M Nikinmaa - Aquatic toxicology, 2012 - Elsevier
High contaminant levels detected in Baltic seals have been associated with various health
effects. In this study several parameters related to antioxidative defense and oxidative stress …

[HTML][HTML] Trace elements in blood of Baltic gray seal pups (Halichoerus grypus) from the Gulf of Riga and their relationship with biochemical and clinical parameters

L Puchades, SE Gallego-Rios, A Di Marzio… - Marine Pollution …, 2022 - Elsevier
Trace elements are pollutants of both natural and anthropogenic origin which can influence
negatively on ecosystem and wildlife health. We evaluated trace element in blood samples …

Essential and Toxic Elements in Blood Samples of Harbor Seals (Phoca vitulina) from the Islands Helgoland (North Sea) and Anholt (Baltic Sea): A Comparison Study …

A Kakuschke, S Griesel - Archives of environmental contamination and …, 2016 - Springer
The harbor seals (Phoca vitulina) from Helgoland (North Sea) and Anholt (Kattegat, Baltic
Sea) are top predators within the marine food web and an indicator species of the …

Xenobiotic and immune-relevant molecular biomarkers in harbor seals as proxies for pollutant burden and effects

K Lehnert, K Ronnenberg, L Weijs, A Covaci… - Archives of …, 2016 - Springer
Harbor seals are exposed to increasing pressure caused by anthropogenic activities in their
marine environment. Persistent organic pollutants (POPs) and trace elements are hazardous …

Do mercury, selenium, cadmium and zinc cause oxidative stress in common eiders (Somateria mollissima) from Svalbard?

H Saunes - 2011 - ntnuopen.ntnu.no
The levels of mercury have shown to increase in the Arctic environment as a cause of
human activities. Few studies have examined the antioxidant system as a response to heavy …

Heavy Metals Content in Great Shearwater (Ardenna Gravis): Accumulation, Distribution and Biomarkers of Effect in Different Tissues

D Hernández-Moreno, A Ramos, CD Romay… - Archives of …, 2021 - Springer
The purpose of this study was to explore the usefulness of Great Shearwater (Ardenna
gravis) as a bioindicator for biomonitoring programs for metal pollution. Three different …

Contaminant exposure and effects in Baltic ringed and grey seals as assessed by biomarkers

M Nyman, M Bergknut, ML Fant, H Raunio… - Marine environmental …, 2003 - Elsevier
The Baltic Sea ecosystem has suffered from a heavy pollutant load for more than three
decades. Persistent organic pollutants (POPs) and heavy metals have been of most concern …

Trace element concentrations in the Mediterranean monk seal (Monachus monachus) in the eastern Mediterranean Sea

C Formigaro, AA Karamanlidis, P Dendrinos… - Science of the Total …, 2017 - Elsevier
Abstract The Mediterranean monk seal (Monachus monachus) is one of the most
endangered marine mammals in the world. The biggest sub-population of the species …

[HTML][HTML] Gene expression and trace elements in Greenlandic ringed seals (Pusa hispida)

JO Boyi, C Sonne, R Dietz, F Rigét, U Siebert… - Environmental …, 2024 - Elsevier
Marine top predators such as ringed seals biomagnify environmental contaminants; and with
the increasing human activities in the Arctic, ringed seals are exposed to biologically …