Weronica Ek

Hormonal Contraceptive Formulations and Breast Cancer Risk in Adolescents and Premenopausal Women

Hadizadeh, Fatemeh; Koteci, Ardita; Karlsson, Torgny; Ek, Weronica E. et al.

Part of JAMA Oncology, p. 1497-1506, 2025

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Toll-like receptor 4 (TLR-4) polymorphisms and asthma risk in rural and urban settings: findings from the UK biobank

Kisiel, Marta A.; Rask-Andersen, Mathias; Johansson, Åsa; Ek, Weronica E. et al.

Part of Upsala Journal of Medical Sciences, 2025

• DOI for Toll-like receptor 4 (TLR-4) polymorphisms and asthma risk in rural and urban settings: findings from the UK biobank
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Contemporary menopausal hormone therapy and risk of cardiovascular disease - a Swedish nationwide register-based emulated target trial

Johansson, Therese; Karlsson, Torgny; Bliuc, Dana; Schmitz, Daniel et al.

Part of The BMJ, 2024

• DOI for Contemporary menopausal hormone therapy and risk of cardiovascular disease - a Swedish nationwide register-based emulated target trial
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Adiposity and sex-specific cancer risk.

Rask-Andersen, Mathias; Ivansson, Emma; Höglund, Julia; Ek, Weronica E. et al.

Part of Cancer Cell, p. 1186-11970000, 2023

• DOI for Adiposity and sex-specific cancer risk.
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Population-based cohort study of oral contraceptive use and risk of depression

Johansson, Therese; Vinther Larsen, S.; Bui, M.; Ek, Weronica E. et al.

Part of Epidemiology and Psychiatric Sciences, 2023

• DOI for Population-based cohort study of oral contraceptive use and risk of depression
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Hormonal Contraceptive Formulations and Breast Cancer Risk in Adolescents and Premenopausal Women

Hadizadeh, Fatemeh; Koteci, Ardita; Karlsson, Torgny; Ek, Weronica E. et al.

Part of JAMA Oncology, p. 1497-1506, 2025

• DOI for Hormonal Contraceptive Formulations and Breast Cancer Risk in Adolescents and Premenopausal Women
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Toll-like receptor 4 (TLR-4) polymorphisms and asthma risk in rural and urban settings: findings from the UK biobank

Kisiel, Marta A.; Rask-Andersen, Mathias; Johansson, Åsa; Ek, Weronica E. et al.

Part of Upsala Journal of Medical Sciences, 2025

• DOI for Toll-like receptor 4 (TLR-4) polymorphisms and asthma risk in rural and urban settings: findings from the UK biobank
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Contemporary menopausal hormone therapy and risk of cardiovascular disease - a Swedish nationwide register-based emulated target trial

Johansson, Therese; Karlsson, Torgny; Bliuc, Dana; Schmitz, Daniel et al.

Part of The BMJ, 2024

• DOI for Contemporary menopausal hormone therapy and risk of cardiovascular disease - a Swedish nationwide register-based emulated target trial
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Adiposity and sex-specific cancer risk.

Rask-Andersen, Mathias; Ivansson, Emma; Höglund, Julia; Ek, Weronica E. et al.

Part of Cancer Cell, p. 1186-11970000, 2023

• DOI for Adiposity and sex-specific cancer risk.
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Population-based cohort study of oral contraceptive use and risk of depression

Johansson, Therese; Vinther Larsen, S.; Bui, M.; Ek, Weronica E. et al.

Part of Epidemiology and Psychiatric Sciences, 2023

• DOI for Population-based cohort study of oral contraceptive use and risk of depression
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Body Mass Index and the Risk of Rheumatic Disease: Linear and Nonlinear Mendelian Randomization Analyses

Karlsson, Torgny; Hadizadeh, Fatemeh; Rask-Andersen, Mathias; Johansson, Åsa et al.

Part of Arthritis & Rheumatology, p. 2027-2035, 2023

• DOI for Body Mass Index and the Risk of Rheumatic Disease: Linear and Nonlinear Mendelian Randomization Analyses
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Effects of oral contraceptives and menopausal hormone therapy on the risk of rheumatoid arthritis: a prospective cohort study

Hadizadeh, Fatemeh; Johansson, Therese; Johansson, Åsa; Karlsson, Torgny et al.

Part of Rheumatology, p. 2101-2108, 2023

• DOI for Effects of oral contraceptives and menopausal hormone therapy on the risk of rheumatoid arthritis: a prospective cohort study
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Gene-based variant analysis of whole-exome sequencing in relation to eosinophil count

Höglund, Julia; Hadizadeh, Fatemeh; Ek, Weronica E.; Karlsson, Torgny et al.

Part of Frontiers in Immunology, 2022

• DOI for Gene-based variant analysis of whole-exome sequencing in relation to eosinophil count
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Contribution of rare whole-genome sequencing variants to plasma protein levels and the missing heritability

Kierczak, Marcin; Rafati, Nima; Höglund, Julia; Gourlé, Hadrien et al.

Part of Nature Communications, 2022

• DOI for Contribution of rare whole-genome sequencing variants to plasma protein levels and the missing heritability
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Oral Contraceptives, Hormone Replacement Therapy, and Stroke Risk

Johansson, Therese; Fowler, Philip; Ek, Weronica E.; Skalkidou, Alkistis et al.

Part of Stroke, p. 3107-3115, 2022

• DOI for Oral Contraceptives, Hormone Replacement Therapy, and Stroke Risk

Investigating the Effect of Estradiol Levels on the Risk of Breast, Endometrial, and Ovarian Cancer

Johansson, Åsa; Schmitz, Daniel; Höglund, Julia; Hadizadeh, Fatemeh et al.

Part of Journal of the Endocrine Society, 2022

• DOI for Investigating the Effect of Estradiol Levels on the Risk of Breast, Endometrial, and Ovarian Cancer
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Causal effects of inflammatory protein biomarkers on inflammatory diseases

Ek, Weronica E; Karlsson, Torgny; Höglund, Julia; Rask-Andersen, Mathias et al.

Part of Science Advances, 2021

• DOI for Causal effects of inflammatory protein biomarkers on inflammatory diseases
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Modification of Heritability for Educational Attainment and Fluid Intelligence by Socioeconomic Deprivation in the UK Biobank

Rask-Andersen, Mathias; Karlsson, Torgny; Ek, Weronica E; Johansson, Asa

Part of American Journal of Psychiatry, p. 625-634, 2021

• DOI for Modification of Heritability for Educational Attainment and Fluid Intelligence by Socioeconomic Deprivation in the UK Biobank

Characterization of the human ABO genotypes and their association to common inflammatory and cardiovascular diseases in the UK Biobank

Höglund, Julia; Karlsson, Torgny; Johansson, Therese; Ek, Weronica E. et al.

Part of American Journal of Hematology, p. 1350-1362, 2021

• DOI for Characterization of the human ABO genotypes and their association to common inflammatory and cardiovascular diseases in the UK Biobank
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Null association between serum 25-hydroxyvitamin D levels with allergic rhinitis, allergic sensitization and non-allergic rhinitis: A Mendelian randomization study

Feng, Qi; Bonnelykke, Klaus; Ek, Weronica E; Chawes, Bo L. et al.

Part of Clinical and Experimental Allergy, p. 78-86, 2021

• DOI for Null association between serum 25-hydroxyvitamin D levels with allergic rhinitis, allergic sensitization and non-allergic rhinitis: A Mendelian randomization study

Time-dependent effects of oral contraceptive use on breast, ovarian and endometrial cancers

Karlsson, Torgny; Johansson, Therese; Höglund, Julia; Ek, Weronica E et al.

Part of Cancer Research, p. 1153-1162, 2021

• DOI for Time-dependent effects of oral contraceptive use on breast, ovarian and endometrial cancers

Genome-Wide Association Study of Estradiol Levels and the Causal Effect of Estradiol on Bone Mineral Density

Schmitz, Daniel; Ek, Weronica E.; Berggren, Elin; Höglund, Julia et al.

Part of Journal of Clinical Endocrinology and Metabolism, 2021

• DOI for Genome-Wide Association Study of Estradiol Levels and the Causal Effect of Estradiol on Bone Mineral Density
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Targeted Analysis of Serum Proteins Encoded at Known Inflammatory Bowel Disease Risk Loci

Drobin, Kimi; Assadi, Ghazaleh; Hong, Mun-Gwan; Andersson, Eni et al.

Part of Inflammatory Bowel Diseases, p. 306-316, 2019

• DOI for Targeted Analysis of Serum Proteins Encoded at Known Inflammatory Bowel Disease Risk Loci
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Contribution of genetics to visceral adiposity and its relation to cardiovascular and metabolic disease.

Karlsson, Torgny; Rask-Andersen, Mathias; Pan, Gang; Höglund, Julia et al.

Part of Nature Medicine, p. 1390-1395, 2019

• DOI for Contribution of genetics to visceral adiposity and its relation to cardiovascular and metabolic disease.

Improved power and precision with whole genome sequencing data in genome-wide association studies of inflammatory biomarkers

Höglund, Julia; Rafati, Nima; Rask-Andersen, Mathias; Enroth, Stefan et al.

Part of Scientific Reports, 2019

• DOI for Improved power and precision with whole genome sequencing data in genome-wide association studies of inflammatory biomarkers
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Genome-wide association study of body fat distribution identifies adiposity loci and sex-specific genetic effects

Rask-Andersen, Mathias; Karlsson, Torgny; Ek, Weronica E; Johansson, Åsa

Part of Nature Communications, 2019

• DOI for Genome-wide association study of body fat distribution identifies adiposity loci and sex-specific genetic effects
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Genome-wide association analysis of 350 000 Caucasians from the UK Biobank identifies novel loci for asthma, hay fever and eczema

Johansson, Åsa; Rask-Andersen, Mathias; Karlsson, Torgny; Ek, Weronica E

Part of Human Molecular Genetics, p. 4022-4041, 2019

• DOI for Genome-wide association analysis of 350 000 Caucasians from the UK Biobank identifies novel loci for asthma, hay fever and eczema
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A GWAS meta-analysis from 5 population-based cohorts implicates ion channel genes in the pathogenesis of irritable bowel syndrome

Bonfiglio, F.; Henstrom, M.; Nag, A.; Hadizadeh, F. et al.

Part of Neurogastroenterology and Motility, 2018

• DOI for A GWAS meta-analysis from 5 population-based cohorts implicates ion channel genes in the pathogenesis of irritable bowel syndrome

Genetic variants influencing phenotypic variance heterogeneity

Ek, Weronica E; Rask-Andersen, Mathias; Karlsson, Torgny; Enroth, Stefan et al.

Part of Human Molecular Genetics, p. 799-810, 2018

• DOI for Genetic variants influencing phenotypic variance heterogeneity

A Meta-Analysis of Genome-Wide Association Studies of Growth Differentiation Factor-15 Concentration in Blood

Jiang, Jiyang; Thalamuthu, Anbupalam; Ho, Jennifer E.; Mahajan, Anubha et al.

Part of Frontiers in Genetics, 2018

• DOI for A Meta-Analysis of Genome-Wide Association Studies of Growth Differentiation Factor-15 Concentration in Blood
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Breast-feeding and risk of asthma, hay fever, and eczema

Ek, Weronica E; Karlsson, Torgny; Hernándes, Carlos Azuaje; Rask-Andersen, Mathias et al.

Part of Journal of Allergy and Clinical Immunology, p. 1157-+, 2018

• DOI for Breast-feeding and risk of asthma, hay fever, and eczema

A meta-analysis of reflux genome-wide association studies in 6750 Northern Europeans from the general population

Bonfiglio, F; Hysi, P G; Ek, Weronica; Karhunen, V et al.

Part of Neurogastroenterology and Motility, 2017

• DOI for A meta-analysis of reflux genome-wide association studies in 6750 Northern Europeans from the general population

Epigenome-wide DNA methylation study of IgE concentration in relation to self-reported allergies

Ek, Weronica E.; Ahsan, Muhammad; Rask-Andersen, Mathias; Liang, Liming et al.

Part of Epigenomics, p. 407-418, 2017

• DOI for Epigenome-wide DNA methylation study of IgE concentration in relation to self-reported allergies

The relative contribution of DNA methylation and genetic variants on protein biomarkers for human diseases.

Ahsan, Muhammad; Ek, Weronica E; Rask-Andersen, Mathias; Karlsson, Torgny et al.

Part of PLOS Genetics, 2017

• DOI for The relative contribution of DNA methylation and genetic variants on protein biomarkers for human diseases.
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Gene-environment interaction study for BMI reveals interactions between genetic factors and physical activity, alcohol consumption and socioeconomic status.

Rask-Andersen, Mathias; Karlsson, Torgny; Ek, Weronica E; Johansson, Åsa

Part of PLOS Genetics, 2017

• DOI for Gene-environment interaction study for BMI reveals interactions between genetic factors and physical activity, alcohol consumption and socioeconomic status.
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Tea and coffee consumption in relation to DNA methylation in four European cohorts

Ek, Weronica E.; Tobi, Elmar W; Ahsan, Muhammad; Lampa, Erik et al.

Part of Human Molecular Genetics, p. 3221-3231, 2017

• DOI for Tea and coffee consumption in relation to DNA methylation in four European cohorts

Epigenome-wide association study reveals differential DNA methylation in individuals with a history of myocardial infarction

Rask-Andersen, Mathias; Martinsson, David; Ahsan, Muhammad; Enroth, Stefan et al.

Part of Human Molecular Genetics, p. 4739-4748, 2016

• DOI for Epigenome-wide association study reveals differential DNA methylation in individuals with a history of myocardial infarction

Genome-wide DNA methylation study identifies genes associated with the cardiovascular biomarker GDF-15

Ek, Weronica E; Hedman, Åsa K; Enroth, Stefan; Morris, Andrew P et al.

Part of Human Molecular Genetics, p. 817-827, 2016

• DOI for Genome-wide DNA methylation study identifies genes associated with the cardiovascular biomarker GDF-15

The role of DNA methylation in the pathogenesis of disease: what can epigenome-wide association studies tell?

Ek, Weronica E; Rask-Andersen, Mathias; Johansson, Åsa

Part of Epigenomics, p. 5-7, 2016

• DOI for The role of DNA methylation in the pathogenesis of disease: what can epigenome-wide association studies tell?

Polymorphisms in genes in the androgen pathway and risk of Barrett's esophagus and esophageal adenocarcinoma

Ek, Weronica E; Lagergren, Katarina; Cook, Michael; Wu, Anna H et al.

Part of International Journal of Cancer, p. 1146-1152, 2016

• DOI for Polymorphisms in genes in the androgen pathway and risk of Barrett's esophagus and esophageal adenocarcinoma

Analysis of the genetic architecture of susceptibility to cervical cancer indicates that common SNPs explain a large proportion of the heritability

Chen, Dan; Cui, Tao; Ek, Weronica E.; Liu, Han et al.

Part of Carcinogenesis, p. 992-998, 2015

• DOI for Analysis of the genetic architecture of susceptibility to cervical cancer indicates that common SNPs explain a large proportion of the heritability

Polymorphisms in Genes of Relevance for Oestrogen and Oxytocin Pathways and Risk of Barrett's Oesophagus and Oesophageal Adenocarcinoma: A Pooled Analysis from the BEACON Consortium.

Lagergren, Katarina; Ek, Weronica E; Levine, David; Chow, Wong-Ho et al.

Part of PLOS ONE, 2015

• DOI for Polymorphisms in Genes of Relevance for Oestrogen and Oxytocin Pathways and Risk of Barrett's Oesophagus and Oesophageal Adenocarcinoma: A Pooled Analysis from the BEACON Consortium.

Pleiotropic Analysis of Cancer Risk Loci on Esophageal Adenocarcinoma Risk.

Lee, Eunjung; Stram, Daniel O; Ek, Weronica E; Onstad, Lynn E et al.

Part of Cancer Epidemiology, Biomarkers and Prevention, 2015

• DOI for Pleiotropic Analysis of Cancer Risk Loci on Esophageal Adenocarcinoma Risk.

Exploring the genetics of irritable bowel syndrome: a GWA study in the general population and replication in multinational case-control cohorts.

Ek, Weronica E; Reznichenko, Anna; Ripke, Stephan; Niesler, Beate et al.

Part of Gut, 2015

• DOI for Exploring the genetics of irritable bowel syndrome: a GWA study in the general population and replication in multinational case-control cohorts.

The history of genetics in inflammatory bowel disease.

Ek, Weronica E; D'Amato, Mauro; Halfvarson, Jonas

Part of Annals of Gastroenterology, 2014

Obesity and risk of esophageal adenocarcinoma and Barrett's esophagus: a Mendelian randomization study.

Thrift, Aaron P; Shaheen, Nicholas J; Gammon, Marilie D; Bernstein, Leslie et al.

Part of Journal of the National Cancer Institute, 2014

• DOI for Obesity and risk of esophageal adenocarcinoma and Barrett's esophagus: a Mendelian randomization study.

Most common 'sporadic' cancers have a significant germline genetic component.

Lu, Yi; Ek, Weronica E; Whiteman, David; Vaughan, Thomas L et al.

Part of Human Molecular Genetics, 2014

• DOI for Most common 'sporadic' cancers have a significant germline genetic component.

Loss-of-function of the voltage-gated sodium channel NaV1.5 (channelopathies) in patients with irritable bowel syndrome.

Beyder, Arthur; Mazzone, Amelia; Strege, Peter R; Tester, David J et al.

Part of Gastroenterology, 2014

• DOI for Loss-of-function of the voltage-gated sodium channel NaV1.5 (channelopathies) in patients with irritable bowel syndrome.

Germline genetic contributions to risk for esophageal adenocarcinoma, Barrett's esophagus, and gastroesophageal reflux

Ek, Weronica E; Levine, David M; D'Amato, Mauro; Pedersen, Nancy L et al.

Part of Journal of the National Cancer Institute, p. 1711-8, 2013

• DOI for Germline genetic contributions to risk for esophageal adenocarcinoma, Barrett's esophagus, and gastroesophageal reflux

A genome-wide association study identifies new susceptibility loci for esophageal adenocarcinoma and Barrett's esophagus.

Levine, David M; Ek, Weronica E; Zhang, Rui; Liu, Xinxue et al.

Part of Nature Genetics, 2013

• DOI for A genome-wide association study identifies new susceptibility loci for esophageal adenocarcinoma and Barrett's esophagus.

Generation of a multi-locus chicken introgression line to study the effects of genetic interactions on metabolic phenotypes in chickens.

Ek, Weronica; Marklund, Stefan; Ragavendran, Ashok; Siegel, Paul et al.

Part of Frontiers in Genetics, 2012

• DOI for Generation of a multi-locus chicken introgression line to study the effects of genetic interactions on metabolic phenotypes in chickens.

Common variants at the MHC locus and at chromosome 16q24.1 predispose to Barrett's esophagus.

Su, Zhan; Gay, Laura J; Strange, Amy; Palles, Claire et al.

Part of Nature Genetics, 2012

• DOI for Common variants at the MHC locus and at chromosome 16q24.1 predispose to Barrett's esophagus.