2018
On the power of epigenome-wide association studies using a disease-discordant twin design.
Li W, Christiansen L, Hjelmborg J, Baumbach J, Tan Q.
Bioinformatics. 2018 Dec;34(23):4073-4078. PubMed
Self-reported intake of fruit and vegetables and risk of chronic obstructive pulmonary disease: A nation-wide twin study.
Meteran H, Thomsen SF, Miller MR, Hjelmborg J, Sigsgaard T, Backer V.
Respir Med. 2018 Nov;144:16-21. Pubmed abstract
Family occurrence of autoimmune hepatitis: A Danish nationwide registry-based cohort study.
Grønbæk L, Vilstrup H, Pedersen L, Christensen K, Jepsen P.
J Hepatol. 2018 Oct;69(4):873-877. Pubmed abstract
Circulating microRNAs disclose biology of normal cognitive function in healthy elderly people - a discovery twin study.
Mengel-From J, Feddersen S, Halekoh U, Heegaard NHH, McGue M, Christensen K, Tan Q, Christiansen L.
Eur J Hum Genet. 2018 Sep; 26(9):1378-1387. Pubmed abstract
Irving I. Gottesman's Collaboration in Psychiatric. Genetics Research in Denmark.
Christensen K, Bertelsen A.
Twin Res Hum Genet. 2018 Aug;21(4):322-323. Pubmed abstract
Clinical Characteristics, Life Adversities and Personality Traits in Monozygotic Twins With, at Risk of and Without Affective Disorders.
Ottesen NM, Meluken I, Scheike T, Kessing LV, Miskowiak KW, Vinberg M.
Front Psychiatry. 2018 Aug;9:401. Pubmed abstract
Association of current and former smoking with body mass index: A study of smoking discordant twin pairs from 21 twin cohorts.
Piirtola M, Jelenkovic A, Latvala A, Sund R, Honda C, Inui F, Watanabe M, Tomizawa R, Iwatani Y, Ordoñana JR, Sánchez-Romera JF, Colodro-Conde L, Tarnoki AD, Tarnoki DL, Martin NG, Montgomery GW, Medland SE, Rasmussen F, Tynelius P, Tan Q, Zhang D, Pang Z, Rebato E, Stazi MA, Fagnani C, Brescianini S, Busjahn A, Harris JR, Brandt I, Nilsen TS, Cutler TL, Hopper JL, Corley RP, Huibregtse BM, Sung J, Kim J, Lee J, Lee S, Gatz M, Butler DA, Franz CE, Kremen WS, Lyons MJ, Magnusson PKE, Pedersen NL, Dahl Aslan AK, Öncel SY, Aliev F, Derom CA, Vlietinck RF, Loos RJF, Silberg JL, Maes HH, Boomsma DI, Sørensen TIA, Korhonen T, Kaprio J, Silventoinen K.
PLoS One. 2018 Jul;13(7):e0200140. PubMed
Genome-wide association meta-analysis in 269,867 individuals identifies new genetic and functional links to intelligence.
Savage JE, Nygaard M, Christiansen L, Debrabant B et al.
Nat Genet. 2018 Jul;50(7):912-919. Pubmed abstract
Risk of epilepsy in opposite-sex and same-sex twins: a twin cohort study.
Mao Y, Ahrenfeldt LJ, Christensen K, Wu C, Christensen J, Olsen J, Sun Y.
Biol Sex Differ. 2018 Jun;9(1):21. Pubmed abstract
Epigenetic signature of preterm birth in adult twins.
Tan Q, Li S, Frost M, Nygaard M, Soerensen M, Larsen M, Christensen K, Christiansen L.
Clin Epigenetics. 2018 Jun;10:87. Pubmed abstract
Myeloproliferative Neoplasms in Danish Twins.
Andersen MA, Bjerrum OW, Ranjan A, Skov V, Kruse TA, Thomassen M, Skytthe A, Hasselbalch HC, Christensen K.
Acta Haematol. 2018 May;139(3):195-198. Pubmed abstract
Age-Moderation of Genetic and Environmental Contributions to Cognitive Functioning in Mid- and Late-Life for Specific Cognitive Abilities.
Pahlen S, Hamdi NR, Dahl Aslan AK, Horwitz BN, Panizzon MS, Petersen I, Zavala C, Christensen K, Finkel D, Franz CE, Gatz M, Johnson W, Kremen WS, Krueger RF, Neiderhiser JM, Reynolds CA, Pedersen NL, McGue M.
Intelligence. 2018 May;68:70-81. Pubmed abstract
The relationship between subjective well-being and mortality within discordant twin pairs from two independent samples.
Saunders GRB, Elkins IJ, Christensen K, McGue M.
Psychol Aging. 2018 May;33(3):439-447. Pubmed abstract
Lack of Association Between Proton Pump Inhibitor Use and Cognitive Decline.
Wod M, Hallas J, Andersen K, García Rodríguez LA, Christensen K, Gaist D.
Clin Gastroenterol Hepatol. 2018 May;16(5):681-689. Pubmed abstract
Resting Heart Rate Is Not Associated with Cognitive Function.
Wod M, Jensen MT, Galatius S, Hjelmborg JB, Jensen GB, Christensen K.
Neuroepidemiology. 2018 May;50(3-4):160-167. Pubmed abstract
Circulating, Cell-Free Micro-RNA Profiles Reflect Discordant Development of Dementia in Monozygotic Twins.
Mengel-From J, Rønne ME, Carlsen AL, Skogstrand K, Larsen LA, Tan Q, Christiansen L, Christensen K, Heegaard NHH.
J Alzheimers Dis. 2018 Apr;63(2):591-601. Pubmed abstract
Migraine with visual aura associated with thicker visual cortex.
Gaist D, Hougaard A, Garde E, Reislev NL, Wiwie R, Iversen P, Madsen CG, Blaabjerg M, Nielsen HH, Krøigård T, Østergaard K, Kyvik KO, Hjelmborg J, Madsen K, Siebner HR, Ashina M.
Brain. 2018 Mar;141(3):776-785. Pubmed abstract
Heritability of Schizophrenia and Schizophrenia Spectrum Based on the Nationwide Danish Twin Register.
Hilker R, Helenius D, Fagerlund B, Skytthe A, Christensen K, Werge TM, Nordentoft M, Glenthøj B.
Biol Psychiatry. 2018 Mar;83(6):492-498. Pubmed abstract
No impact of surgery on cognitive function: a longitudinal study of middle-aged Danish twins.
Dokkedal U, Wod M, Thinggaard M, Hansen TG, Rasmussen LS, Mengel-From J, Christensen K.
Ann Epidemiol. 2018 Feb;28(2):95-101. Pubmed abstract
DNA Methylation and All-Cause Mortality in Middle-Aged and Elderly Danish Twins.
Svane AM, Soerensen M, Lund J, Tan Q, Jylhävä J, Wang Y, Pedersen NL, Hägg S, Debrabant B, Deary IJ, Christensen K, Christiansen L, Hjelmborg JB.
Genes (Basel). 2018 Feb;9(2). Pubmed abstract
Concordance of autoimmune disease in a nationwide Danish systemic lupus erythematosus twin cohort.
Ulff-Møller CJ, Svendsen AJ, Viemose LN, Jacobsen S.
Semin Arthritis Rheum. 2018 Feb;47(4):538-544. Pubmed abstract
DNA methylation age and perceived age in elderly Danish twins.
Debrabant B, Soerensen M, Christiansen L, Tan Q, McGue M, Christensen K, Hjelmborg J.
Mech Ageing Dev. 2018 Jan;169:40-44. Pubmed abstract
Heritability of resting heart rate and association with mortality in middle-aged and elderly twins.
Jensen MT, Wod M, Galatius S, Hjelmborg JB, Jensen GB.
Heart. 2018 Jan;104(1):30-36. Pubmed abstract
2017
Lung function discordance in monozygotic twins and associated differences in blood DNA methylation.
Bolund ACS, Starnawska A, Miller MR, Schlünssen V, Backer V, Børglum AD, Christensen K, Tan Q, Christiansen L, Sigsgaard T.
Clin Epigenetics. 2017 Dec;9:132. eCollection 2017. Pubmed abstract
Heritability of the Number of Teeth in Middle-Aged and Older Danish Twins.
Kurushima Y, Silventoinen K, Dokkedal U, Skytthe A, Mucci LA, Christensen K, Hjelmborg JVB.
J Dent Res. 2017 Dec;96(13):1513-1517 Pubmed abstract
Cognitive ability in young adulthood and risk of dementia in a cohort of Danish men, brothers, and twins.
Osler M, Christensen GT, Garde E, Mortensen EL, Christensen K.
Alzheimers Dement. 2017 Dec;13(12):1355-1363. Pubmed abstract
Epigenome-Wide Association Study of Cognitive Functioning in Middle-Aged Monozygotic Twins.
Starnawska A, Tan Q, McGue M, Mors O, Børglum AD, Christensen K, Nyegaard M, Christiansen L.
Front Aging Neurosci. 2017 Dec;9:413. eCollection 2017. Pubmed abstract
Lung cancer, genetic predisposition and smoking: the Nordic Twin Study of Cancer.
Hjelmborg JB, Korhonen T, Holst K, Skytthe A, Pukkala E, Kutschke J, Harris JR, Mucci LA, Christensen K, Czene K, Adami HO, Scheike T, Kaprio J; Nordic Twin Study of Cancer (NorTwinCan) collaboration.
Thorax. 2017 Nov;72(11):1021-1027. Pubmed abstract
Weighted gene co-expression network analysis of expression data of monozygotic twins identifies specific modules and hub genes related to BMI.
Wang W, Jiang W, Hou L, Duan H, Wu Y, Xu C, Tan Q, Li S, Zhang D.
BMC Genomics. 2017 Nov;18(1):872. Pubmed abstract
Education in Twins and Their Parents Across Birth Cohorts Over 100 years: An Individual-Level Pooled Analysis of 42-Twin Cohorts.
Silventoinen K, Tan Q, McGue M, Kaprio J et al.
Twin Res Hum Genet. 2017 Oct;20(5):395-405. Pubmed abstract
Genetic susceptibility to bilateral tinnitus in a Swedish twin cohort.
Maas IL, Brüggemann P, Requena T, Bulla J, Edvall NK, Hjelmborg JV, Szczepek AJ, Canlon B, Mazurek B, Lopez-Escamez JA, Cederroth CR.
Genet Med. 2017 Sep;19(9):1007-1012. Pubmed abstract
Familial Risk and Heritability of Colorectal Cancer in the Nordic Twin Study of Cancer.
Graff RE, Möller S, Passarelli MN, Witte JS, Skytthe A, Christensen K, Tan Q, Adami HO, Czene K, Harris JR, Pukkala E, Kaprio J, Giovannucci E, Mucci LA, Hjelmborg JB.
Clin Gastroenterol Hepatol. 2017 Aug;15(8):1256-1264. Pubmed abstract
Risk aversion and religious behaviour: Analysis using a sample of Danish twins.
Nielsen JS, Bech M, Christensen K, Kiil A, Hvidt NC.
Econ Hum Biol. 2017 Aug;26:21-29. Pubmed abstract
Family aggregation of cardiovascular disease mortality: a register-based prospective study of pooled Nordic twin cohorts.
Silventoinen K, Hjelmborg J, Möller S, Ripatti S, Skytthe A, Tikkanen E, Pedersen NL, Magnusson PKE, Christensen K, Kaprio J.
Int J Epidemiol. 2017 Aug 1;46(4):1223-1229. Pubmed abstract
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.
Silventoinen K, Jelenkovic A, Sund R, Yokoyama Y, Hur YM, Cozen W, Hwang AE, Mack TM, Honda C, Inui F, Iwatani Y, Watanabe M, Tomizawa R, Pietiläinen KH, Rissanen A, Siribaddana SH, Hotopf M, Sumathipala A, Rijsdijk F, Tan Q, Zhang D, Pang Z, Piirtola M, Aaltonen S, Öncel SY, Aliev F, Rebato E, Hjelmborg JB, Christensen K, Skytthe A, Kyvik KO, Silberg JL, Eaves LJ, Cutler TL, Ordoñana JR, Sánchez-Romera JF, Colodro-Conde L, Song YM, Yang S, Lee K, Franz CE, Kremen WS, Lyons MJ, Busjahn A, Nelson TL, Whitfield KE, Kandler C, Jang KL, Gatz M, Butler DA, Stazi MA, Fagnani C, D'Ippolito C, Duncan GE, Buchwald D, Martin NG, Medland SE, Montgomery GW, Jeong HU, Swan GE, Krasnow R, Magnusson PK, Pedersen NL, Dahl Aslan AK, McAdams TA, Eley TC, Gregory AM, Tynelius P, Baker LA, Tuvblad C, Bayasgalan G, Narandalai D, Spector TD, Mangino M, Lachance G, Burt SA, Klump KL, Harris JR, Brandt I, Nilsen TS, Krueger RF, McGue M, Pahlen S, Corley RP, Huibregtse BM, Bartels M, van Beijsterveldt CE, Willemsen G, Goldberg JH, Rasmussen F, Tarnoki AD, Tarnoki DL, Derom CA, Vlietinck RF, Loos RJ, Hopper JL, Sung J, Maes HH, Turkheimer E, Boomsma DI, Sørensen TI, Kaprio J.
Am J Clin Nutr. 2017 Aug;106(2):457-466. Pubmed abstract
The oldest-old in China - Authors' reply.
Zeng Y, Feng Q, Hesketh T, Christensen K, Vaupel JW.
Lancet. 2017 Aug 26;390(10097):847.
Twin-singleton early-life survival in sub-Saharan Africa.
Christensen K, Bjerregaard-Andersen M.
Lancet Glob Health. 2017 Jul;5(7):e636-e637. Pubmed abstract
Epigenetic Consequences of Low Birth-Weight and Preterm Birth in Adult Twins.
Qihua Tan.
In: Handbook of Nutrition, Diet, and Epigenetics. Springer Reference LIVE. Jul 2017. pp 1-13.
Chromosomal aberrations in monozygotic and dizygotic twins born in Denmark during 1968-2009.
Kroeldrup L, Larsen LA, Fagerberg C, Hertz JM, Christensen K.
Twin Res Hum Genet. 2017 Jun;20(3):216-225. Pubmed abstract
Comparison of Late Mortality among Twins versus Singletons with Congenital Heart Defects.
Herskind AM, Larsen LA, Pedersen DA, Christensen K.
Am J Cardiol. 2017 May 15;119(10):1680-1686. Pubmed abstract
Early-life mortality risks in opposite-sex and same-sex twins: a Danish cohort study of the twin testosterone transfer hypothesis.
Ahrenfeldt LJ, Larsen LA, Lindahl-Jacobsen R, Skytthe A, Hjelmborg JV, Möller S, Christensen K.
Ann Epidemiol. 2017 Feb;27(2):115-120.e2. Pubmed abstract
Faith Moves Mountains-Mountains Move Faith: Two Opposite Epidemiological Forces in Research on Religion and Health.
Hvidt NC, Hvidtjørn D, Christensen K, Nielsen JB, Søndergaard J.
J Relig Health. 2017 Feb;56(1):294-304. Pubmed abstract
Genetic and Environmental Influences on Pulmonary Function and Muscle Strength: The Chinese Twin Study of Aging.
Tian X, Xu C, Wu Y, Sun J, Duan H, Zhang D, Jiang B, Pang Z, Li S, Tan Q.
Twin Res Hum Genet. 2017 Feb;20(1):53-59. Pubmed abstract
Genetic and Environmental Basis in Phenotype Correlation Between Physical Function and Cognition in Aging Chinese Twins.
Xu C, Zhang D, Tian X, Wu Y, Pang Z, Li S, Tan Q.
Twin Res Hum Genet. 2017 Feb;20(1):60-65. Pubmed abstract
The influence of familial factors on the intelligence-mortality association: A twin approach.
Christensen GT, Osler M, Madsen M, McGue M, Mortensen EL, Christensen K.
Intelligence. 2017;64:60-66.
Exploring Subclinical Phenotypic Features in Twin Pairs Discordant for Cleft Lip and Palate.
Leslie EJ, Carlson JC, Cooper ME, Christensen K, Weinberg SM, Marazita ML.
Cleft Palate Craniofac J. 2017 Jan;54(1):90-93. Pubmed abstract
Investigating heredity in cutaneous T-cell lymphoma in a unique cohort of Danish twins.
Odum N, Lindahl L, Wod M, Krejsgaard T, Skytthe A, Woetmann A, Iversen L, Christensen K.
Blood Cancer Journal 2017 Jan;7(1):e517.
Disease-Concordant Twins Empower Genetic Association Studies.
Tan Q, Li W, Vandin F.
Ann Hum Genet. 2017 Jan;81(1):20-26. Pubmed abstract
- o -
2016
Differentially Methylated Genomic Regions in Birth-Weight Discordant Twin Pairs.
Chen M, Baumbach J, Vandin F, Röttger R, Barbosa E, Dong M, Frost M, Christiansen L, Tan Q.
Ann Hum Genet. 2016 Mar;80(2):81-7. Pubmed abstract
DNA methylation age is associated with mortality in a longitudinal Danish twin study.
Christiansen L, Lenart A, Tan Q, Vaupel JW, Aviv A, McGue M, Christensen K.
Aging Cell. 2016 Feb;15(1):149-54. Pubmed abstract
Trends in tumors in the central nervous system in elderly in Denmark, 2008-2012.
Dahlrot RH, Poulsen FR, Nguyen NN, Kristensen BW, Hansen S, Holm NV; Academy of Geriatric Cancer Research (AgeCare).
Acta Oncol. 2016 Jan;55 Suppl 1:91-7. Pubmed abstract
Cognitive Functioning after Surgery in Middle-aged and Elderly Danish Twins.
Dokkedal U, Hansen TG, Rasmussen LS, Mengel-From J, Christensen K.
Anesthesiology. 2016 Feb;124(2):312-21. Pubmed abstract
Lung cancer, genetic predisposition and smoking: the Nordic Twin Study of Cancer.
Hjemlborg JB, Korhonen T, Holst K, Skytthe A, Pukkala E, Kutschke J, Harris JR, Mucci LA, Christensen K, Czene K, Adami HO, Scheike T, Kaprio J.
Thorax. 2016 Nov;72(11):1021-1027. Pubmed abstract
The Liability Threshold Model for Censored Twin Data.
Holst KK, Scheike TH, Hjelmborg JB.
Computational Statistics & Data Analysis 2016 Jan;93(C):324-35.
Differences in religiousness in opposite-sex and same-sex twins in a secular society.
Juel Ahrenfeldt L, Lindahl-Jacobsen R, Möller S, Christensen K, Hvidtjørn D, Hvidt NC.
Twin Res Hum Genet. 2016 Feb;19(1):35-46. Pubmed abstract
A Danish Twin Study of Schizophrenia Liability: Investigation from Interviewed Twins for Genetic Links to Affective Psychoses and for Cross-Cohort Comparisons.
Kläning U, Trumbetta SL, Gottesman II, Skytthe A, Kyvik KO, Bertelsen A.
Behav Genet. 2016 Mar;46(2):193-204. Pubmed abstract
Genetic and Environmental Regulation on Longitudinal Change of Metabolic Phenotypes in Danish and Chinese Adult Twins.
Li S, Kyvik KO, Pang Z, Zhang D, Duan H, Tan Q, Hjelmborg J, Kruse T, Dalgård C.
PLoS One. 2016 Feb;11(2):e0148396. Pubmed abstract
Smoking and risk for psoriasis: a population-based twin study.
Lønnberg AS, Skov L, Skytthe A, Kyvik KO, Pedersen OB, Thomsen SF.
Int J Dermatol. 2016 Feb;55(2):e72-8. Pubmed abstract
Genetic Factors Explain Variation in the Age at Onset of Psoriasis: A Population-based Twin Study.
Lønnberg AS, Skov L, Duffy DL, Skytthe A, Kyvik KO, Pedersen OB, Thomsen SF.
Acta Derm Venereol. 2016 Jan 20;96(1):35-8. Pubmed abstract
A Twin Study of Perthes Disease.
Metcalfe D, Van Dijck S, Parsons N, Christensen K, Perry DC.
Pediatrics. 2016 Mar;137(3):1-5. Pubmed abstract
Familial Risk and Heritability of Cancer Among Twins in Nordic Countries.
Mucci LA, Hjelmborg JB, Harris JR, Czene K, Havelick DJ, Scheike T, Graff RE, Holst K, Möller S, Unger RH, McIntosh C, Nuttall E, Brandt I, Penney KL, Hartman M, Kraft P, Parmigiani G, Christensen K, Koskenvuo M, Holm NV, Heikkilä K, Pukkala E, Skytthe A, Adami HO, Kaprio J; Nordic Twin Study of Cancer (NorTwinCan) Collaboration.
JAMA. 2016 Jan 5;315(1):68-76. Pubmed abstract
The Heritability of Breast Cancer among women in the Nordic Twin Study of Cancer.
Möller S, Mucci LA, Harris JR, Scheike T, Holst K, Halekoh U, Adami HO, Czene K, Christensen K, Holm NV, Pukkala E, Skytthe A, Kaprio J, Hjelmborg JB.
Cancer Epidemiol Biomarkers Prev. 2016 Jan;25(1):145-50. Pubmed abstract
Epilepsy After Febrile Seizures: Twins Suggest Genetic Influence.
Seinfeld SA, Pellock JM, Kjeldsen MJ, Nakken KO, Corey LA.
Pediatr Neurol. 2016 Feb;55:14-6. Pubmed asbtract
Sex differences in risk and heritability estimates on primary knee osteoarthritis leading to total knee arthroplasty: a nationwide population based follow up study in Danish twins.
Skousgaard SG, Skytthe A, Möller S, Overgaard S, Brandt LP.
Arthritis Res Ther. 2016 Feb 11;18(1):46. Pubmed abstract
2015
Risk of sex-specific cancers in opposite-sex and same-sex twins in Denmark and Sweden.
Ahrenfeldt LJ, Skytthe A, Möller S, Czene K, Adami HO, Mucci LA, Kaprio J, Petersen I, Christensen K, Lindahl-Jacobsen R.
Cancer Epidemiol Biomarkers Prev. 2015 Oct;24(10):1622-8. Pubmed abstract
Hyperthyroidism is associated with work disability and loss of labour market income. A Danish register-based study in singletons and disease-discordant twin pairs.
Brandt F, Thvilum M, Hegedüs L, Brix TH.
Eur J Endocrinol. 2015 Nov;173(5):595-602. Pubmed abstract
Leukocyte telomere length dynamics in women and men: menopause vs age effects.
Dalgård C, Benetos A, Verhulst S, Labat C, Kark JD, Christensen K, Kimura M, Kyvik KO, Aviv A.
Int J Epidemiol. 2015 Oct;44(5):1688-95. Pubmed abstract
Tremor in the elderly: Essential and aging-related tremor.
Deuschl G, Petersen I, Lorenz D, Christensen K.
Mov Disord. 2015 Sep;30(10):1327-34. Pubmed abstract
Stoppage in Autism Spectrum Disorders.
Grønborg TK, Hansen SN, Nielsen SV, Skytthe A, Parner ET.
J Autism Dev Disord. 2015 Nov;45(11):3509-19. Pubmed abstract
The heritability of prostate cancer-response.
Hjelmborg JB.
Cancer Epidemiol Biomarkers Prev. 2015 May;24(5):879.
The heritability of leucocyte telomere length dynamics.
Hjelmborg JB, Dalgård C, Möller S, Steenstrup T, Kimura M, Christensen K, Kyvik KO, Aviv A.
J Med Genet. 2015 May;52(5):297-302. Pubmed abstract
Paternal age and telomere length in twins: the germ stem cell selection paradigm.
Hjelmborg JB, Dalgård C, Mangino M, Spector TD, Halekoh U, Möller S, Kimura M, Horvath K, Kark JD, Christensen K, Kyvik KO, Aviv A.
Aging Cell. 2015 Aug;14(4):701-3. Pubmed abstract
The liability threshold model for censored twin data.
Holst KK, Scheike TH, Hejlmborg JB.
Computational Statistics & Data Analysis. 2015 Jan.
Heritability of telomere length in a study of long-lived families.
Honig LS, Kang MS, Cheng R, Eckfeldt JH, Thyagarajan B, Leiendecker-Foster C, Province MA, Sanders JL, Perls T, Christensen K, Lee JH, Mayeux R, Schupf N.
Neurobiol Aging. 2015 Oct;36(10):2785-90. Pubmed abstract
Zygosity Differences in Height and Body Mass Index of Twins From Infancy to Old Age: A Study of the CODATwins Project.
Jelenkovic A, Christensen K, Skytthe A, Kyvik KO, Tan Q, McGue M et al.
Twin Res Hum Genet. 2015 Oct;18(5):557-70. Pubmed abstract
Genetic and environmental transactions underlying the association between physical fitness/physical exercise and body composition.
Johnson W, de Ruiter I, Kyvik KO, Murray AL, Sørensen TI.
Behav Genet. 2015 Jan;45(1):84-105. Pubmed abstract
Academic performance of opposite-sex and same-sex twins in adolescence: A Danish national cohort study.
Juel Ahrenfeldt L, Petersen I, Johnson W, Christensen K.
Horm Behav. 2015 Mar;69C:123-131. Pubmed abstract
Gene-environment interaction in atopic diseases: a population-based twin study of early-life exposures.
Kahr N, Naeser V, Stensballe LG, Kyvik KO, Skytthe A, Backer V, Bønnelykke K, Thomsen SF.
Clin Respir J. 2015 Jan;9(1):79-86. Pubmed abstract
Genetic and environmental influences in Dupuytren's disease: A study of 30,330 Danish twin pairs.
Larsen S, Krogsgaard DG, Larsen LA, Iachina M, Skytthe A, Frederiksen H.
J Hand Surg Eur Vol. 2015 Feb;40(2):171-6. Pubmed abstract
Staphylococcus aureus and the ecology of the nasal microbiome
Liu CM, Price LB, Hungate BA, Abraham AG, Larsen LS, Christensen K, Stegger M, Skov R, Andersen PS.
Science Advances. 2015 Jun;1(5):e1400216. Online version
Asthma in patients with psoriasis.
Lønnberg AS, Skov L, Skytthe A, Kyvik KO, Pedersen OB, Meteran H, Backer V, Thomsen SF.
Br J Dermatol. 2015 Jun;172(6):1660-1. Pubmed abstract
DCAF4, a novel gene associated with leucocyte telomere length.
Mangino M, Christiansen L, Stone R, Hunt SC, Horvath K, Eisenberg DT, Kimura M, Petersen I, Kark JD, Herbig U, Reiner AP, Benetos A, Codd V, Nyholt DR, Sinnreich R, Christensen K, Nassar H, Hwang SJ, Levy D, Bataille V, Fitzpatrick AL, Chen W, Berenson GS, Samani NJ, Martin NG, Tishkoff S, Schork NJ, Kyvik KO, Dalgård C, Spector TD, Aviv A.
J Med Genet. 2015 Mar;52(3):157-62. Pubmed abstract
The APP A673T frequency differs between Nordic countries.
Mengel-From J, Jeune B, Pentti T, McGue M, Christensen K, Christiansen L.
Neurobiol Aging. 2015 Oct;36(10):2909.e1-4. Pubmed abstract
Comorbidity between chronic obstructive pulmonary disease and type 2 diabetes: A nation-wide cohort twin study.
Meteran H, Backer V, Kyvik KO, Skytthe A, Thomsen SF.
Respir Med. 2015 Aug;109(8):1026-30. Pubmed abstract
Perceived age is associated with bone status in women aged 25-93 years.
Nielsen BR, Linneberg A, Christensen K, Schwarz P.
Age (Dordr). 2015 Dec;37(6):106. Pubmed abstract
Association between leukocyte telomere length and bone mineral density in women 25-93years of age.
Nielsen BR, Linneberg A, Bendix L, Harboe M, Christensen K, Schwarz P.
Exp Gerontol. 2015 Jun;66:25-31. Pubmed abstract
The heritability of blood donation: a population-based nationwide twin study.
Pedersen OB, Skytthe A, Rostgaard K, Erikstrup C, Edgren G, Nielsen KR, Ullum H, Kyvik KO, Hjalgrim H.
Transfusion. 2015 Sep;55(9):2169-74. Pubmed abstract
Estimating Twin Pair Concordance for Age of Onset.
Scheike TH, Hjelmborg JB, Holst KK.
Behav Genet. 2015 Sep;45(5):573-80. Pubmed abstract
Measuring early or late dependence for bivariate lifetimes of twins.
Scheike TH, Holst KK, Hjelmborg JB.
Lifetime Data Anal. 2015 Apr;21(2):280-99. Pubmed abstract
The CODA Twins Project: The Cohort Description of Collaborative Project of Development of Anthropometrical Measures in Twins to Study Macro-Environmental Variation in Genetic and Environmental Effects on Anthropometric Traits.
Silventoinen K, Christensen K, Skytthe A, Kyvik KO, Tan Q, McGue M et al.
Twin Res Hum Genet. 2015 Aug;18(4):348-60. Pubmed abstract
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.
Skousgaard SG, Hjelmborg J, Skytthe A, Brandt LP, Möller S, Overgaard S.
Arthritis Res Ther. 2015 Nov 20;17(1):336. Pubmed abstract
A twin study of the trough plasma steady-state concentration of metformin.
Stage TB, Damkier P, Pedersen RS, Christensen MM, Christiansen L, Christensen K, Brosen K.
Pharmacogenet Genomics. 2015 May;25(5):259-62. Pubmed abstract
Twin methodology in epigenetic studies.
Tan Q, Christiansen L, von Bornemann Hjelmborg J, Christensen K.
J Exp Biol. 2015 Jan 1;218(Pt 1):134-9. Review. Pubmed abstract
Identical twins in forensic genetics - Epidemiology and risk based estimation of weight of evidence.
Tvedebrink T, Morling N.
Sci Justice. 2015 Dec;55(6):408-14. Pubmed abstract
Physical and mental decline and yet rather happy? A study of Danes aged 45 and older.
Vestergaard S, Thinggaard M, Jeune B, Vaupel JW, McGue M, Christensen K.
Aging Ment Health. 2015 May;19(5):400-8. Pubmed abstract
The Concordance and Heritability of Type 2 Diabetes in 34,166 Twin Pairs From International Twin Registers: The Discordant Twin (DISCOTWIN) Consortium.
Willemsen G, Ward KJ, Bell CG, Christensen K, Bowden J, Dalgård C, Harris JR, Kaprio J, Lyle R, Magnusson PK, Mather KA, Ordoňana JR, Perez-Riquelme F, Pedersen NL, Pietiläinen KH, Sachdev PS, Boomsma DI, Spector T.
Twin Res Hum Genet. 2015 Dec;18(6):762-71. Pubmed abstract
Mitochondrial DNA Copy Number in Sleep Duration Discordant Monozygotic Twins.
Wrede JE, Mengel-From J, Buchwald D, Vitiello MV, Bamshad M, Noonan C, Christiansen L, Christensen K, Watson NF.
Sleep. 2015 Oct 1;38(10):1655-8. Pubmed abstract
Multivariate modeling of body mass index, pulse pressure, systolic and diastolic blood pressure in Chinese twins.
Wu Y, Zhang D, Pang Z, Jiang W, Wang S, Li S, von Bornemann Hjelmborg J, Tan Q.
Twin Res Hum Genet. 2015 Feb;18(1):73-8. Pubmed abstract
Gene, environment and cognitive function: a Chinese twin ageing study.
Xu C, Sun J, Duan H, Ji F, Tian X, Zhai Y, Wang S, Pang Z, Zhang D, Zhao Z, Li S, Gue MM, Hjelmborg JV, Christensen K, Tan Q.
Age Ageing. 2015 May;44(3):452-7. Pubmed abstract
The genetic basis for cognitive ability, memory, and depression symptomatology in middle-aged and elderly Chinese twins.
Xu C, Sun J, Ji F, Tian X, Duan H, Zhai Y, Wang S, Pang Z, Zhang D, Zhao Z, Li S, Hjelmborg JV, Christensen K, Tan Q.
Twin Res Hum Genet. 2015 Feb;18(1):79-85. Pubmed abstract