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List of works by Jacob Hjelmborg

A Major Limitation of the Direction of Causation Model: Non-Shared Environmental Confounding

scientific article published on 21 January 2019

A Prospective Observational Feasibility Study of Jugular Bulb Microdialysis in Subarachnoid Hemorrhage

scientific article published on 16 December 2019

A decade of epigenetic change in aging twins: Genetic and environmental contributions to longitudinal DNA methylation

scientific article published on 24 July 2020

A growth curve model with fractional polynomials for analysing incomplete time-course data in microarray gene expression studies.

scientific article

A population-based study of high-grade gliomas and mutated isocitrate dehydrogenase 1.

scientific article

A population-based study of low-grade gliomas and mutated isocitrate dehydrogenase 1 (IDH1).

scientific article published on 2 July 2013

A twin study of perfume-related respiratory symptoms

scientific article published on 06 June 2009

Advanced Parental Age at Conception and Sex Affects Mitochondrial DNA Copy Number in Human and Fruit Flies

scientific article published on 01 November 2019

Age trajectories of grip strength: cross-sectional and longitudinal data among 8,342 Danes aged 46 to 102.

scientific article

Autoantibodies in twins discordant for rheumatoid arthritis

scientific article published on 10 August 2010

Body mass index is negatively associated with telomere length: a collaborative cross-sectional meta-analysis of 87 observational studies

scientific article published in September 2018

Cancer Incidence and Mortality in 260,000 Nordic Twins With 30,000 Prospective Cancers

scientific article published on 25 April 2019

Cancer and longevity--is there a trade-off? A study of cooccurrence in Danish twin pairs born 1900-1918

scientific article published on 3 April 2012

Changes in Drug Use and Polypharmacy After the Age of 90: A Longitudinal Study of the Danish 1905 Cohort

scientific article published on 28 November 2016

Circulating amounts of osteoprotegerin and RANK ligand: Genetic influence and relationship with BMD assessed in female twins

scientific article published on 01 April 2005

Clinical value of CD133 and nestin in patients with glioma: a population-based study

scientific article

Clonal hematopoiesis in elderly twins: concordance, discordance, and mortality

scientific article published on 01 January 2020

Comparison between cerebral tissue oxygen tension and energy metabolism in experimental subdural hematoma

scientific article published on 01 December 2011

DNA Methylation and All-Cause Mortality in Middle-Aged and Elderly Danish Twins

scientific article published on 8 February 2018

DNA methylation age and perceived age in elderly Danish twins.

scientific article published on 28 September 2017

DNA methylome profiling of all-cause mortality in comparison with age-associated methylation patterns

scientific article published on 08 February 2019

Differences in genetic and environmental variation in adult BMI by sex, age, time period, and region: an individual-based pooled analysis of 40 twin cohorts

scientific article

Does the sex of one's co-twin affect height and BMI in adulthood? A study of dizygotic adult twins from 31 cohorts

scientific article

Early-life mortality risks in opposite-sex and same-sex twins: a Danish cohort study of the twin testosterone transfer hypothesis.

scientific article

Effect of cryotherapy on dose of adjuvant paclitaxel in early-stage breast cancer

scientific article published on 11 December 2019

Effectiveness of energy healing on Quality of Life: a pragmatic intervention trial in colorectal cancer patients

scientific article (publication date: June 2014)

Epigenetic drift in the aging genome: a ten-year follow-up in an elderly twin cohort.

scientific article published on 6 August 2016

Epigenetic signature of birth weight discordance in adult twins

scientific article

Epigenome-wide association study of leukocyte telomere length

scientific article published on 26 August 2019

Estimating Twin Pair Concordance for Age of Onset.

scientific article

Estimating heritability for cause specific mortality based on twin studies

scientific article published on 02 February 2013

Estimating twin concordance for bivariate competing risks twin data

scientific article

Evaluation of the proliferation marker Ki-67 in gliomas: Interobserver variability and digital quantification.

scientific article published on 9 June 2018

Evidence for an association of methylene tetrahydrofolate reductase polymorphism C677T and an increased risk of fractures: results from a population-based Danish twin study

scientific article

Expression and prognostic value of the WEE1 kinase in gliomas.

scientific article

Familial Risk and Heritability of Cancer Among Twins in Nordic Countries

scientific article

Familial Risk and Heritability of Colorectal Cancer in the Nordic Twin Study of Cancer

scientific article published on 24 January 2017

Familial Risk and Heritability of Hematologic Malignancies in the Nordic Twin Study of Cancer

scientific article

Familial resemblance in religiousness in a secular society: a twin study

scientific article published on 22 February 2013

Familial risk and heritability of ischemic heart disease and stroke in Danish twins

scientific article published on 03 September 2020

Family aggregation of cardiovascular disease mortality: a register-based prospective study of pooled Nordic twin cohorts.

scientific article published on 28 February 2017

Gene, environment and cognitive function: a Chinese twin ageing study.

scientific article published on April 2015

Generalized Correlation Coefficient for Non-Parametric Analysis of Microarray Time-Course Data.

scientific article

Generalized correlation coefficient for genome-wide association analysis of cognitive ability in twins

scientific article published on 24 November 2020

Genetic Influence on Inflammation Variables in the Elderly

scientific article published on 02 September 2004

Genetic analysis of rare disorders: bayesian estimation of twin concordance rates.

scientific article published on 19 June 2012

Genetic and Environmental Regulation on Longitudinal Change of Metabolic Phenotypes in Danish and Chinese Adult Twins.

scientific article published on 10 February 2016

Genetic and environmental contributions to hay fever among young adult twins.

scientific article

Genetic and environmental contributions to weight, height, and BMI from birth to 19 years of age: an international study of over 12,000 twin pairs

scientific article

Genetic and environmental effects on body mass index from infancy to the onset of adulthood: an individual-based pooled analysis of 45 twin cohorts participating in the COllaborative project of Development of Anthropometrical measures in Twins (CODA

scientific article published on 13 July 2016

Genetic and environmental influences of surfactant protein D serum levels

scientific article published on 16 December 2005

Genetic and environmental influences on adult human height across birth cohorts from 1886 to 1994.

scientific article published on 14 December 2016

Genetic and environmental influences on height from infancy to early adulthood: An individual-based pooled analysis of 45 twin cohorts

scientific article published on 23 June 2016

Genetic influence on human lifespan and longevity

scientific article published on 4 February 2006

Genetic influence on prolonged gestation: a population-based Danish twin study

scientific article published in February 2004

Genetic influences on growth traits of BMI: a longitudinal study of adult twins.

scientific article published on 31 January 2008

Genetic susceptibility to bilateral tinnitus in a Swedish twin cohort.

scientific article published on 23 March 2017

Genetic variation in TERT and TERC and human leukocyte telomere length and longevity: a cross-sectional and longitudinal analysis.

scientific article published on 28 December 2011

Genome-wide linkage and association scans for pulse pressure in Chinese twins

article

Global Gene Expression Profiling and Transcription Factor Network Analysis of Cognitive Aging in Monozygotic Twins

scientific article published on 14 June 2021

Hand grip strength: A phenotype suitable for identifying genetic variants affecting mid- and late-life physical functioning

scientific article published on 01 August 2002

Handling blood cell composition in epigenetic studies on ageing.

scientific article published on 3 June 2017

Heritability and environmental effects for self-reported periods with stuttering: a twin study from Denmark

scientific article published on 17 November 2010

Heritability assessment of cartilage metabolism. A twin study on circulating procollagen IIA N-terminal propeptide (PIIANP)

scientific article published on 04 July 2014

Heritability of Caffeine Metabolism: Environmental Effects Masking Genetic Effects on CYP1A2 Activity but Not on NAT2.

scientific article published on 10 August 2016

Heritability of adult body height: a comparative study of twin cohorts in eight countries

scientific article

Heritability of eleven metabolic phenotypes in Danish and Chinese twins: a cross-population comparison.

scientific article published on 19 May 2013

Heritability of health-related quality of life: SF-12 summary scores in a population-based nationwide twin cohort

scientific article published on 8 April 2013

Heritability of metoprolol and torsemide pharmacokinetics

scientific article published on 7 September 2015

Heritability of resting heart rate and association with mortality in middle-aged and elderly twins

scientific article published on 21 June 2017

Heritability of the Number of Teeth in Middle-Aged and Older Danish Twins.

scientific article published on August 2017

Hierarchical linear modeling of longitudinal pedigree data for genetic association analysis

scientific article

High-Resolution Genome-Wide Linkage Mapping Identifies Susceptibility Loci for BMI in the Chinese Population

article

Higher circulating levels of IGF-1 are associated with longer leukocyte telomere length in healthy subjects.

scientific article

Identifying traffic accident black spots with Poisson-Tweedie models

scientific article published in December 2017

Importance of genetic factors in the etiology of atopic dermatitis: a twin study

scientific article published in September 2007

Influence of adalimumab treatment on anastomotic strength, degree of inflammation, and collagen formation: an experimental study on the small intestine of rabbits

scientific article published in February 2013

Leukocyte telomere dynamics in the elderly

scientific article published on 21 February 2013

Leukocyte telomere length and physical ability among Danish twins age 70+.

scientific article published on 12 October 2011

Leukocyte telomere length is inversely correlated with plasma Von Willebrand factor

scientific article published on 15 April 2010

Lifespans of Twins: Does Zygosity Matter?

article

Longevity studies in GenomEUtwin.

scientific article published in October 2003

Longitudinal Associations of Sensory and Cognitive Functioning: A Structural Equation Modeling Approach

scientific article published on 01 October 2019

Longitudinal Investigation into Genetics in the Conservation of Metabolic Phenotypes in Danish and Chinese Twins

scientific article

Longitudinal changes in the genetic and environmental influences on the epigenetic clocks across old age: Evidence from two twin cohorts

scientific article published on 28 January 2019

Low heritability in pharmacokinetics of talinolol: a pharmacogenetic twin study on the heritability of the pharmacokinetics of talinolol, a putative probe drug of MDR1 and other membrane transporters

scientific article published on 8 November 2016

Lung cancer, genetic predisposition and smoking: the Nordic Twin Study of Cancer

scientific article

Measuring early or late dependence for bivariate lifetimes of twins.

scientific article published on 04 September 2014

Methylenetetrahydrofolate reductase 677C>T and methionine synthase 2756A>G mutations: no impact on survival, cognitive functioning, or cognitive decline in nonagenarians

scientific article published in February 2007

Migraine with aura and risk of silent brain infarcts and white matter hyperintensities: an MRI study

scientific article published on 02 May 2016

Migraine with visual aura associated with thicker visual cortex

scientific article published on 18 January 2018

Mitral valve regurgitation in twins: Concordance and survival

scientific article published on 16 April 2016

Multivariate modeling of body mass index, pulse pressure, systolic and diastolic blood pressure in Chinese twins

scientific article published on 22 December 2014

Multivariate modelling of endophenotypes associated with the metabolic syndrome in Chinese twins

scientific article published on 29 September 2010

Novel DNA methylation marker discovery by assumption‐free genome‐wide association analysis of cognitive function in twins

scientific article published in 2021

Nutrient Enrichment of Mother's Milk and Growth of Very Preterm Infants After Hospital Discharge

scientific article published on 14 March 2011

Offspring's leukocyte telomere length, paternal age, and telomere elongation in sperm

scientific article

On the origin of rheumatoid arthritis: the impact of environment and genes--a population based twin study

scientific article

On the power of epigenome-wide association studies using a disease-discordant twin design

scientific article published on 01 December 2018

P04.09THE PROGNOSTIC POTENTIAL OF CD133 AND NESTIN IN A POPULATION-BASED COHORT OF GLIOMA PATIENTS.

scientific article published in September 2014

PATH-52. TIME-VARYING EFFECT OF MGMT METHYLATION LEVEL ON SURVIVAL OF GLIOBLASTOMA MULTIFORME

Paternal age and telomere length in twins: the germ stem cell selection paradigm

scientific article

Perceived age as clinically useful biomarker of ageing: cohort study.

scientific article published on 10 December 2009

Phenotype Presentation of Hypophosphatemic Rickets in Adults

scientific article published on 04 June 2010

Posttreatment Effect of MGMT Methylation Level on Glioblastoma Survival

scientific article published on 01 July 2019

Power of non-parametric linkage analysis in mapping genes contributing to human longevity in long-lived sib-pairs

scientific article published in April 2004

Probability and heritability estimates on primary osteoarthritis of the hip leading to total hip arthroplasty: a nationwide population based follow-up study in Danish twins.

scientific article

Probing genetic overlap in the regulation of systolic and diastolic blood pressure in Danish and Chinese twins.

scientific article published on 15 May 2014

Prognostic value of Musashi-1 in gliomas.

scientific article

Prognostic value of the CD4+/CD8+ ratio of tumour infiltrating lymphocytes in colorectal cancer and HLA-DR expression on tumour cells

scientific article published on 15 April 2003

Protocol for evaluating the impact of a national school policy on physical activity levels in Danish children and adolescents: the PHASAR study - a natural experiment

scientific article published on 08 November 2018

Psychosocial health and well-being among obstetricians and midwives involved in traumatic childbirth.

scientific article published on 2 August 2016

Religiousness and religious coping in a secular society: the gender perspective

scientific article

Reply

Resting Heart Rate Is Not Associated with Cognitive Function

scientific article published on 22 March 2018

Resting heart rate and mortality in the very old

scientific article published on 03 October 2019

Risk of oral clefts in twins

scientific article

Self-reported intake of fruit and vegetables and risk of chronic obstructive pulmonary disease: A nation-wide twin study

scholarly article by Howraman Meteran et al published November 2018 in Respiratory Medicine

Sex differences in heritability of BMI: a comparative study of results from twin studies in eight countries

scientific article published in October 2003

Shorter adult stature increases the impact of risk factors for cognitive impairment: a comparison of two Nordic twin cohorts

scientific article published on December 2011

Single-cell high-content imaging parameters predict functional phenotype of cultured human bone marrow stromal stem cells

scientific article published on 23 November 2019

Surfactant protein D of the innate immune defence is inversely associated with human obesity and SP-D deficiency infers increased body weight in mice.

scientific article published in December 2006

Survival in systemic lupus erythematosus, 1995-2010. A prospective study in a Danish community

scientific article

Telomere length and mortality: a study of leukocytes in elderly Danish twins

scientific article published on 12 February 2008

Telomeres and the natural lifespan limit in humans

scientific article

The 5-HT2A receptor binding pattern in the human brain is strongly genetically determined

scientific article

The CODATwins Project: The Current Status and Recent Findings of COllaborative Project of Development of Anthropometrical Measures in Twins

scientific article published on 31 July 2019

The Danish Twin Registry: An Updated Overview

scientific article published on 23 September 2019

The Danish Twin Registry: linking surveys, national registers, and biological information.

scientific article published on 19 October 2012

The Heritability of Breast Cancer among Women in the Nordic Twin Study of Cancer

scientific article published on 10 November 2015

The Nordic Twin Study on Cancer - NorTwinCan

scientific article published on 12 September 2019

The Tumor Necrosis Factor Alpha â 308G>A Polymorphism Is Associated with Dementia in the Oldest Old

scientific article published on 01 August 2004

The familial and genetic contribution to the association between depression and cardiovascular disease: a twin cohort study

scientific article published on 20 November 2020

The genetic basis for cognitive ability, memory, and depression symptomatology in middle-aged and elderly chinese twins.

scientific article published on 14 January 2015

The heritability of BMI varies across the range of BMI—a heritability curve analysis in a twin cohort

scientific article published in 2022

The heritability of leucocyte telomere length dynamics

scientific article published on 13 March 2015

The heritability of prostate cancer in the Nordic Twin Study of Cancer

scientific article

The heritability of prostate cancer—response

scientific article published on 01 May 2015

The heritability of telomere length among the elderly and oldest-old.

scientific article published in October 2005

The impact of genes on the occurrence of autoantibodies in rheumatoid arthritis. A study on disease discordant twin pairs

article

The telomere lengthening conundrum--artifact or biology?

scientific article published on 13 May 2013

Tracking and fixed ranking of leukocyte telomere length across the adult life course

scientific article published on 27 May 2013

Twin methodology in epigenetic studies

scientific article

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