Assays

Cyp1a activity (=EROD) measured in liver samples of cod exposed to chlorpyrifos-methyl

Concentrations of chlorpyrifos-methyl and its metabolite TCP in cod liver and bile quantified using gas chromatography

Measurement of plasma parameters: activities of cholinesterase, alanine aminotransferase, aspartate aminotransferase + cortisol and total protein levels in cod exposed to chlorpyrifos-methyl

Fish weight (start - end), length, total growth and specific growth rate (SGR)

Transcriptomics results from liver of cod exposed to chlorpyrifos-methyl

Global metabolomics screening of 36 liver samples from Atlantic cod exposed to chlorpyrifos-methyl for 30 days.

Results from lipidomics analyses performed in cod liver microsomes of cod exposed to PAH and PFAS mixtures.

Some results from proteomics analyses of cod liver exposed to PAH and PFAS

Concentration of the egg yolk precursor protein vitellogenin in cod plasma

Gene expression of cyp1a and acox1 measured by qPCR in liver of Atlantic cod exposed to PAHs and PFASs

Semi-quantitative determination of Cyp1a protein amount in cod liver, using the ELISA method.

Measurement of DNA fragmentation using the Comet Assay, in white blood cells of Atlantic cod exposed to PAHs and PFASs

Measurements of PAH metabolites in bile (1-OH-napthalene, 2-OH-naphthalene, 1-OH-phenanthrene, 1-OH-pyrene) and PFAS compounds in liver (PFOS, PFOA, PFNA, PFTrDa) in Atlantic cod exposed to mixtures of PAHs and PFASs.

Includes physiological informations regarding the fish samples: Weight, length, gender, date sampled, comments regarding physical apperance, in addition to calculations of condition factor (K), hepatosomatic index (HSI) and gonadosomatic index (GSI).

Enzyme activity of the oxidative stress enzymes glutathione S-transferase (Gst) and catalase (Cat) measured in cod liver

Information about the fish from the Kollevåg study

Enzyme activity of glutathione-s-transferase (Gst) and catalase (Cat) in Kollevåg samples

Concentrations of steroid hormones E2 and T in female cod plasma from Kollevåg fish

Chemical analyses in Kollevåg includes sediment contaminant concentrations, concentrations of various contaminants in cod liver and concentrations of PAH metabolites in cod bile.

Western blot results for Kollevåg samples.

Analyses of gene expression: qPCR analyses in liver (relative expression) and ovaries (absolute expression).

TBARS assay measured oxidative stress as levels of malondialdehyde in samples. Performed in cod liver samples.

Biosense Vtg assay measuring concentrations of vitellogenin in cod blood plasma