Spawning time in adult polar cod (Boreogadus saida) altered by crude oil exposure, independent of food availability

LeahC Strople, Ireen Vieweg, Fekadu Yadetie, DerrickKwame Odei, Anders Thorsen, André Karlsen, Anders Goksøyr, Lisbet Sørensen, Antonio Sarno, Henrik Bjørn, Hansen, Marianne Frantzen, ØyvindJ Hansen, Velmurugu Puvanendran and Jasmine Nahrgang

Spawning time in adult polar cod (Boreogadus saida) altered by crude oil exposure, independent of food availability

LeahC Strople, Ireen Vieweg, Fekadu Yadetie, DerrickKwame Odei, Anders Thorsen, André Karlsen, Anders Goksøyr, Lisbet Sørensen, Antonio Sarno, Henrik Bjørn, Hansen, Marianne Frantzen, ØyvindJ Hansen, Velmurugu Puvanendran and Jasmine Nahrgang

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Spawning time in adult polar cod (Boreogadus saida) altered by crude oil exposure, independent of food availability

Spawning time in adult polar cod (Boreogadus saida) altered by crude oil exposure, independent of food availability

Spawning time in adult polar cod (Boreogadus saida) altered by crude oil exposure, independent of food availability

Key statements

Spawning time in adult polar cod (Boreogadus saida) altered by crude oil exposure, independent of food availability

Abstract

Introduction

Materials and methods

Polar cod collection and husbandry

Experimental design

Chemical analyses

Water & eggs

Biliary PAH metabolites

Biological analysis

Sperm motility

Gonad histology

Steroid hormone analysis

Hepatic mRNA expression

Quantitative polymerase chain reaction

mRNA expression with RNA sequencing

Statistical analysis

Results

Chemical analyses

Water

Eggs

Bile metabolites

Somatic analysis & gonad histology

Somatic analysis

Figure 3. Average PAH composition (

Gonad histology

Gonad histology -Weibel grid analysis

Sperm motility analyses

Steroid hormones

Hepatic mRNA expression mRNA using quantitative polymerase chain reaction

Transcriptome analysis using RNA-sequencing

Dehydrogenase-Like

Discussion

Chemical analyses

Biological response to crude oil exposure

Physiological response to crude oil

Molecular response to crude oil exposure

The effect of feed treatment

Conclusions

References

Key statements

Abstract

Introduction

Materials and methods

Polar cod collection and husbandry

Experimental design

Chemical analyses

Water & eggs

Biliary PAH metabolites

Biological analysis

Sperm motility

Gonad histology

Steroid hormone analysis

Hepatic mRNA expression

Quantitative polymerase chain reaction

mRNA expression with RNA sequencing

Statistical analysis

Results

Chemical analyses

Water

Eggs

Bile metabolites

Somatic analysis & gonad histology

Somatic analysis

Figure 3. Average PAH composition (

Gonad histology

Gonad histology -Weibel grid analysis

Sperm motility analyses

Steroid hormones

Hepatic mRNA expression mRNA using quantitative polymerase chain reaction

Transcriptome analysis using RNA-sequencing

Dehydrogenase-Like