Academic article

• Shubham Varshney; Tanja Kögel; Robin Ørnsrud et al. (2025). Toxicological impact of dietary exposure to polypropylene microplastics in Atlantic salmon (Salmo salar). (external link)
• Jennifer Fernandez Gjerde; Marianne Hauglid; M Hauglid et al. (2008). Effects of CYP2D6 and SULT1A1 genotypes including SULT1A1 gene copy number on tamoxifen metabolism. (external link)
• Madhushri Shrikant Varunjikar; Ikram Belghit; Jennifer Gjerde et al. (2022). Shotgun proteomics approaches for authentication, biological analyses, and allergen detection in feed and food-grade insect species. (external link)
• Jennifer Gjerde; Marian Kjellevold; Lisbeth Dahl et al. (2020). Validation and Determination of 25(OH) Vitamin D and 3-Epi25(OH)D3 in Breastmilk and Maternal- and Infant Plasma during Breastfeeding. (external link)
• Jennifer Gjerde; Jürgen Geisler; Steinar Lundgren et al. (2010). Associations between tamoxifen, estrogens, and FSH serum levels during steady state tamoxifen treatment of postmenopausal women with breast cancer. (external link)
• Marianne Hauglid Flågeng; Stian Knappskog; Jennifer Gjerde et al. (2015). Estrogens correlate with PELP1 expression in ER positive breast cancer. (external link)
• Tanja Bogdanović; Irena Listeš; Jennifer Gjerde et al. (2025). Microplastic Polymer Mass Fractions in Marine Bivalves: From Isolation to Hazard Risk. (external link)
• Thomas P. Ahern; Mariann Christensen; Deirdre P. Cronin-Fenton et al. (2011). Functional polymorphisms in UDP-glucuronosyltransferases and recurrence in tamoxifen-treated breast cancer survivors. (external link)
• Paal Methlie; Simon E Nitter Dankel; Tone Sæterdal Myhra et al. (2013). Changes in adipose glucocorticoid metabolism before and after bariatric surgery assessed by direct hormone measurements. (external link)
• Elham Karimian; Andrei S Chagin; Jennifer Fernandez Gjerde et al. (2008). Tamoxifen impairs both longitudinal and cortical bone growth in young male rats. (external link)
• Thomas Helland; Jennifer Gjerde; Simon N Dankel et al. (2015). The active tamoxifen metabolite endoxifen (4OHNDtam) strongly down-regulates cytokeratin 6 (CK6) in MCF-7 breast cancer cells. (external link)
• Davide Serrano; Matteo Lazzeroni; Carlo–Federico Zambon et al. (2011). Efficacy of tamoxifen based on cytochrome P450 2D6, CYP2C19 and SULT1A1 genotype in the Italian Tamoxifen Prevention Trial. (external link)
• Thomas Helland; Kari Britt Hagen; Martha Eimstad Haugstøyl et al. (2019). Drug monitoring of tamoxifen metabolites predicts vaginal dryness and verifies a low discontinuation rate from the Norwegian Prescription Database. (external link)
• Andrea Decensi; Sara Gandini; Davide Serrano et al. (2007). Randomized dose-ranging trial of tamoxifen at low doses in hormone replacement therapy users. (external link)
• Ernst Asbjørn Lien; Håvard Søiland; Steinar Lundgren et al. (2013). Serum concentrations of tamoxifen and its metabolites increase with age during steady-state treatment. (external link)
• Jennifer Fernandez Gjerde; Elton Richard Kisanga; Marianne Hauglid et al. (2005). Identification and quantification of tamoxifen and four metabolites in serum by liquid chromatography-tandem mass spectrometry. (external link)
• Elton Richard Kisanga; Jennifer Gjerde; Jan Schjøtt et al. (2003). Tamoxifen administration and metabolism in nude mice and nude rats. (external link)
• Line Leonore Haugan Moi; Marianne Hauglid Flågeng; Jennifer Gjerde et al. (2012). Steroid receptor coactivators, HER-2 and HER-3 expression is stimulated by tamoxifen treatment in DMBA-induced breast cancer. (external link)
• Line Leonore Haugan Moi; Marianne Hauglid Flågeng; Sara Gandini et al. (2010). Effect of low-dose tamoxifen on steroid receptor coactivator 3/amplified in breast cancer 1 in normal and malignant human breast tissue. (external link)
• Elton Richard Kisanga; Jennifer Gjerde; Aliana Guerrieri-gonzaga et al. (2004). Tamoxifen and metabolite concentrations in serum and breast cancer tissue during three dose regimens in randomized preoperative trial. (external link)
• Harriet Johansson; Sara Gandini; Davide Serrano et al. (2016). A pooled analysis of CYP2D6 genotype in breast cancer prevention trials of low-dose tamoxifen. (external link)
• Davide Serrano; Matteo Lazzeroni; Sara Gandini et al. (2013). A randomized phase II presurgical trial of weekly low-dose tamoxifen versus raloxifene versus placebo in premenopausal women with estrogen receptor-positive breast cancer. (external link)
• Elton Richard Kisanga; Line Leonore Haugan Moi; Jennifer Gjerde et al. (2005). Induction of hepatic drug-metabolising enzymes and tamoxifen metabolite profile in relation to administration route during low-dose treatment in nude rats. (external link)
• Jennifer Gjerde; Jurgen Geisler; Steinar Lundgren et al. (2007). A study of association between estrogen and tamoxifen metabolism, cytochrome 2D6 and sulfotransferae 1A1 polymorphisms, and sulfotransferase 1A1 gene copy number during steady sate tamoxifen treatment. (external link)
• Jennifer Gjerde; Sara Gandini; Aliana Guerrieri-Gonzaga et al. (2012). Tissue distribution of 4-hydroxy-N-desmethyltamoxifen and tamoxifen-N-oxide. (external link)
• Vivian Lohmann Veum; Simon E Nitter Dankel; Jennifer Gjerde et al. (2012). The nuclear receptors NUR77, NURR1 and NOR1 in obesity and during fat loss. (external link)
• Tanja Bogdanović; Sandra Petričević; Federica Di Giacinto et al. (2025). The bisphenol microplastics issue in marine bivalves. (external link)
• Harriet Johansson; Valentina Aristarco; Sara Gandini et al. (2019). Prognostic impact of genetic variants of CYP19A1 and UGT2B17 in a randomized trial for endocrine-responsive postmenopausal breast cancer. (external link)
• Kari Britt Hagen; Turid Aas; Kirsten Lode et al. (2014). Illness uncertainty in breast cancer patients: Validation of the 5-item short form of the Mishel Uncertainty in Illness Scale. (external link)
• Jan Schjøtt; Jennifer Gjerde; Elton Richard Kisanga et al. (2006). Pretreatment with tamoxifen does not change acute epirubicin cardiotoxicity in rats. (external link)
• Bodil Bjørndal; Elin Strand; Jennifer Gjerde et al. (2014). Phospholipids from herring roe improve plasma lipids and glucose tolerance in healthy, young adults. (external link)

Conference poster

• Marianne Hauglid Flågeng; Line Leonore Haugan Moi; Sara Gandini et al. (2010). Expression of Steroid Receptor Coactivators and HER-2/neu in normal and malignant breast tissue in controls and tamoxifen treated patients. (external link)
• Line Leonore Haugan Moi; Elton Richard Kisanga; Jennifer Gjerde et al. (2005). Effects of low-dose tamoxifen treatment on expression of drug-metabolising enzymes in rat liver in relation to administration route. (external link)
• Jennifer Fernandez Gjerde; Marianne Hauglid; Harald Breilid et al. (2007). Effect of CYP2D6 and SULT1A1 Genotypes on the serum concentration of 4-OHtamoxifen and 4-OH-N-Demethyltamoxifen during steady state treatment of breast cancer patients. (external link)
• Jennifer Gjerde; Ernst Asbjørn Lien (2004). Quantification of serum tamoxifen and metabolites by liquid chromatography-tandem mass spectrometry. (external link)
• Siri Lunde; Thomas Helland; Janne Jonassen et al. (2018). A prospective, longitudinal, breast cancer biobank (PBCB) in western Norway. (external link)
• Jennifer Gjerde; Aliana Guerrieri-Gonzaga; Bernardo Bonanni et al. (2010). Distribution of tamoxifen and five metabolites into normal and malignant human breast cancer tissue during conventional and low dose treatment. (external link)
• Elton Richard Kisanga; Jennifer Fernandez Gjerde; Gunnar Mellgren et al. (2002). Tamoxifen metabolism in immunocompromised rats and mice. (external link)
• Line Leonore Haugan Moi; Elton Richard Kisanga; Jennifer Gjerde et al. (2004). Tamoxifen metabolism and induction of hepatic drug-metabolizing enzymes in nude rats. (external link)
• Jennifer Gjerde; Jurgen Geisler; Steinar Lundgren et al. (2010). Effects of CYP2C19 genotype on tamoxifen and estrogen metabolism. (external link)
• Vivian Lohmann Veum; Simon E Nitter Dankel; Jennifer Gjerde et al. (2011). The nuclear receptors NURR77, NURR1 and NOR1 in obesity and during fat loss. (external link)
• Jennifer Gjerde; M Hauglid; H Breilid et al. (2005). Relationship between CYP2D6 and SULT1A1 genotype and serum concentration of tamoxifen and its metabolites during steady state treatment in breast cancer patients. (external link)
• Jennifer Gjerde; Jürgen Geisler; Steinar Lundgren et al. (2009). Relations between FSH, SHBG and tamoxifen metabolism during steady state tamoxifen treatment. (external link)
• Jennifer Gjerde; Jurgen Geisler; Steinar Lundgren et al. (2007). A study of association between estrogen and tamoxifen metabolism, cytochrome 2D6 and sulfotransferae 1A1 polymorphisms, and sulfotransferase 1A1 gene copy number during steady sate tamoxifen treatment. (external link)
• Jennifer Fernandez Gjerde; Marianne Hauglid; Harald Breilid et al. (2005). Relationship between CYP2D6 and SULT1A1 genotypes and serum concentrations of tamoxifen and its metabolites during steady state treatment in breast cancer patients. (external link)
• Jennifer Gjerde; Aliana Guerrieri-gonzaga; Marianne Hauglid Flågeng et al. (2010). The influence of tamoxifen treatment on the expression levels of liver receptor homolog (LHR-1). (external link)

Conference abstract

• Jennifer Fernandez Gjerde; Jurgen Geisler; Steinar Lundgren et al. (2007). A study of associations between estrogen and tamoxifen metabolism, cytochrome 2D6 and sulfotransferase 1A1 polymorphisms, and sulfotransferase 1A1 gene copy number during steady state tamoxifen treatment. (external link)
• Jennifer Fernandez Gjerde; Jurgen Geisler; Steinar Lundgren et al. (2008). A study of associations between estrogen and tamoxifen metabolism, cytochrome 2D6 and sulfotransferase 1A1 polymorphisms, and sulfotransferase 1A1 gene copy number during steady state tamoxifen treatment. (external link)
• Jennifer Gjerde; Jürgen Geisler; Steinar Lundgren et al. (2010). Effects of CYP2C19 genotype on tamoxifen and estrogen metabolism. (external link)
• Jennifer Fernandez Gjerde; Marianne Hauglid; Harald Breilid et al. (2005). Relationship between CYP2D6 and SULT1A1 genotypes and serum concentrations of tamoxifen and its metabolites during steady state treatment in breast cancer patients. (external link)
• Jennifer Fernandez Gjerde; Marianne Hauglid; Harald Breilid et al. (2007). Effect of CYP2D6 and SULT1A1 genotypes on the serum concentration of 4-hydroxytamoxifen and 4-hydroxy-N-demethyltamoxifen during steady state treatment of breast cancer patients. (external link)
• Ernst Asbjørn Lien; Håvard Søiland; Jennifer Gjerde (2013). Associations between tamoxifen and age during steady state tamoxifen treatment of postmenopausal women with breast cancer. (external link)

Research report

• André Marcel Bienfait; Fred Olav Libnau; Jennifer Gjerde et al. (2025). Analyse av mikroplast i sedimenter fra deler av Nordsjøen og Skagerrak — Mareano-undersøkelser i 2023. (external link)
• André Marcel Bienfait; Fred Olav Libnau; Jennifer Gjerde et al. (2026). Mikroplast i sedimenter fra Mareano-området — Mareano-undersøkelser i 2024. (external link)

Academic book chapter

• Jennifer Gjerde; Line Leonore Haugan Moi; Gunnar Mellgren et al. (2012). Tamoxifen metabolism and biological activity. (external link)
• Grete Hansen Aas; Elin Strand; Jennifer Gjerde et al. (2018). Effect of Whey and Herring Roe Protein administered as a supplement to young healthy adults – A pilot study. (external link)
• Line Leonore Haugan Moi; Marianne Hauglid Flågeng; Simon E Nitter Dankel et al. (2011). Steroid Receptor Coactivators and Endocrine Treatment in Breast Cancer. (external link)
• Line Leonore Haugan Moi; Marianne Hauglid Flågeng; Ingvild Sveinsgjerd Fenne et al. (2011). Steroid Receptor Coactivators and Their Expression, Regulation and Functional Role in Endocrine Responsive and Resistant Breast Cancer. (external link)

Master’s thesis

• Jennifer Gjerde; Ernst A Lien; Johannes Aursland (2010). CYP2C19 single nucleotide polymorphisms And their effects on the metabolism of Tamoxifen in breast cancer patients. (external link)

Conference lecture

• Jennifer Fernandez Gjerde; Ernst Asbjørn Lien (2005). Distribution of tamoxifen in serum and breast cancer tissue and its effects on sex hormone-binding globulin (SHBG). (external link)
• Jennifer Gjerde (2010). Estrogen Receptor degradation. (external link)

Letter to the editor

• Håvard Søiland; Kari Britt Hagen; Jennifer Gjerde et al. (2013). Breaking away: High fracture rates may merit a new trial of adjuvant endocrine therapy in Scandinavian breast cancer patients. (external link)

Doctoral thesis (PhD)

• Jennifer Gjerde (2008). Tamoxifen treatment of breast cancer: Pharmacogenetics and therapeutic drug monitoring. (external link)

See a complete overview of publications in Cristin.