Recent Publications

Leisure-time physical activity and DNA methylation age—a twin study.
Elina Sillanpää, Miina Ollikainen, Jaakko Kaprio, Xiaoling Wang, Tuija Leskinen, Urho M. Kujala and Timo Törmäkangas. Clinical Epigenetics, 2019.11:12

Epigenome-wide association study of serum cotinine in current smokers reveals novel genetically driven loci.
Richa Gupta, Jenny van Dongen, Yu Fu, Abdel Abdellaoui, Rachel F. Tyndale, Vidya Velagapudi, Dorret I. Boomsma, Tellervo Korhonen, Jaakko Kaprio, Anu Loukola and Miina Ollikainen. Clinical Epigenetics, 2019. 11:1

Smoking induces coordinated DNA methylation and gene expression changes in adipose tissue with consequences for metabolic health.
Tsai PC, Glastonbury CA, Eliot MN, Bollepalli S, Yet I, Castillo-Fernandez JE, Carnero-Montoro E, Hardiman T, Martin TC, Vickers A, Mangino M, Ward K, Pietiläinen KH, Deloukas P, Spector TD, Viñuela A, Loucks EB, Ollikainen M, Kelsey KT, Small KS and Bell JT. Clinical Epigenetics, 2018. 10:126

Biological clocks and physical functioning in monozygotic female twins.
Sillanpää, E., Laakkonen, E. K., Vaara, E., Rantanen, T., Kovanen, V., Sipilä, S., Kaprio, J. & Ollikainen, M.  2018, BMC Geriatrics. 18:83

Plasma metabolites reveal distinct profiles associating with different metabolic risk factors in monozygotic twin pairs.
Muniandy M, Velagapudi V, Hakkarainen A, Lundbom J, Lundbom N, Rissanen A, Kaprio J, Pietiläinen KH, Ollikainen M.  Int J Obes (Lond). 2018 Jun 15. doi: 10.1038/s41366-018-0132-z. [Epub ahead of print]

Genetic and Environmental Effects on Gene Expression Signatures of Blood Pressure: A Transcriptome-Wide Twin Study.
Huang Y, Ollikainen M, Sipilä P, Mustelin L, Wang X, Su S, Huan T, Levy D, Wilson J, Snieder H, Kaprio J, Wang X.  Hypertension. 2018 Mar;71(3):457-464.

An epigenome-wide association study meta-analysis of educational attainment.
Karlsson Linnér R, Marioni RE, Rietveld CA, Simpkin AJ, Davies NM, Watanabe K, Armstrong NJ, Auro K, Baumbach C, Bonder MJ, Buchwald J, Fiorito G, Ismail K, Iurato S, Joensuu A, Karell P, Kasela S, Lahti J, McRae AF, Mandaviya PR, Seppälä I, Wang Y, Baglietto L, Binder EB, Harris SE, Hodge AM, Horvath S, Hurme M, Johannesson M, Latvala A, Mather KA, Medland SE, Metspalu A, Milani L, Milne RL, Pattie A, Pedersen NL, Peters A, Polidoro S, Räikkönen K, Severi G14, Starr JM, Stolk L, Waldenberger M, Eriksson JG, Esko T, Franke L, Gieger C, Giles GG, Hägg S, Jousilahti P, Kaprio J, Kähönen M, Lehtimäki T, Martin NG, van Meurs JBC, Ollikainen M, Perola M, Posthuma D, Raitakari OT, Sachdev PS, Taskesen E, Uitterlinden AG, Vineis P, Wijmenga C, Wright MJ, Relton C, Davey Smith G, Deary IJ, Koellinger PD, Benjamin DJ.  Mol Psychiatry. 2017 Dec;22(12):1680-1690.

Subcutaneous adipose tissue gene expression and DNA methylation respond to both short- and long-term weight loss.
Bollepalli S, Kaye S, Heinonen S, Kaprio J, Rissanen A, Virtanen KA, Pietiläinen KH, Ollikainen M.  Int J Obes (Lond). 2018 Mar;42(3):412-423.

Neuregulin signaling pathway in smoking behavior.
Gupta R, Qaiser B, He L, Hiekkalinna TS, Zheutlin AB, Therman S, Ollikainen M, Ripatti S, Perola M, Salomaa V, Milani L, Cannon TD, Madden PAF, Korhonen T, Kaprio J, Loukola A. Transl Psychiatry. 2017 Aug 22;7(8):e1212.
Gene expression profile of subcutaneous adipose tissue in BMI-discordant monozygotic twin pairs unravels molecular and clinical changes associated with sub-types of obesity.
Muniandy M, Heinonen S, Yki-Järvinen H, Hakkarainen A, Lundbom J, Lundbom N, Kaprio J, Rissanen A, Ollikainen M, Pietiläinen KH. 2017, Int J Obes (Lond), 41(8):1176-1184.

High-throughput DNA methylation analysis in anorexia nervosa confirms TNXB hypermethylation.
Kesselmeier M, Pütter C, Volckmar AL, Baurecht H, Grallert H, Illig T, Ismail K, Ollikainen M, Silén Y, Keski-Rahkonen A, Bulik CM, Collier DA, Zeggini E, Hebebrand J, Scherag A, Hinney A; GCAN and WTCCC.
World J Biol Psychiatry. 2016 Jul 1:1-13. PMID: 27367046.

Mendelian randomization in (epi)genetic epidemiology: an effective tool to be handled with care
Antti Latvala and Miina Ollikainen
Genome Biol. 2016; 17: 156. PMID: 27418254

Genetic variants associated with subjective well-being, depressive symptoms, and neuroticism identified through genome-wide analyses.
Okbay A, Baselmans BM, De Neve JE, Turley P, Nivard MG, Fontana MA, Meddens SF, Linnér RK, Rietveld CA, Derringer J, Gratten J, Lee JJ, Liu JZ, de Vlaming R, Ahluwalia TS, Buchwald J, Cavadino A, Frazier-Wood AC, Furlotte NA, Garfield V, Geisel MH, Gonzalez JR, Haitjema S, Karlsson R, van der Laan SW, Ladwig KH, Lahti J, van der Lee SJ, Lind PA, Liu T, Matteson L, Mihailov E, Miller MB, Minica CC, Nolte IM, Mook-Kanamori D, van der Most PJ, Oldmeadow C, Qian Y, Raitakari O, Rawal R, Realo A, Rueedi R, Schmidt B, Smith AV, Stergiakouli E, Tanaka T, Taylor K, Wedenoja J, Wellmann J, Westra HJ, Willems SM, Zhao W; LifeLines Cohort Study, Amin N, Bakshi A, Boyle PA, Cherney S, Cox SR, Davies G, Davis OS, Ding J, Direk N, Eibich P, Emeny RT, Fatemifar G, Faul JD, Ferrucci L, Forstner A, Gieger C, Gupta R, Harris TB, Harris JM, Holliday EG, Hottenga JJ, De Jager PL, Kaakinen MA, Kajantie E, Karhunen V, Kolcic I, Kumari M, Launer LJ, Franke L, Li-Gao R, Koini M, Loukola A, Marques-Vidal P, Montgomery GW, Mosing MA, Paternoster L, Pattie A, Petrovic KE, Pulkki-Råback L, Quaye L, Räikkönen K, Rudan I, Scott RJ, Smith JA, Sutin AR, Trzaskowski M, Vinkhuyzen AE, Yu L, Zabaneh D, Attia JR, Bennett DA, Berger K, Bertram L, Boomsma DI, Snieder H, Chang SC, Cucca F, Deary IJ, van Duijn CM, Eriksson JG, Bültmann U, de Geus EJ, Groenen PJ, Gudnason V, Hansen T, Hartman CA, Haworth CM, Hayward C, Heath AC, Hinds DA, Hyppönen E, Iacono WG, Järvelin MR, Jöckel KH, Kaprio J, Kardia SL, Keltikangas-Järvinen L, Kraft P, Kubzansky LD, Lehtimäki T, Magnusson PK, Martin NG, McGue M, Metspalu A, Mills M, de Mutsert R, Oldehinkel AJ, Pasterkamp G, Pedersen NL, Plomin R, Polasek O, Power C, Rich SS, Rosendaal FR, den Ruijter HM, Schlessinger D, Schmidt H, Svento R, Schmidt R, Alizadeh BZ, Sørensen TI, Spector TD, Steptoe A, Terracciano A, Thurik AR, Timpson NJ, Tiemeier H, Uitterlinden AG, Vollenweider P, Wagner GG, Weir DR, Yang J, Conley DC, Smith GD, Hofman A, Johannesson M, Laibson DI, Medland SE, Meyer MN, Pickrell JK, Esko T, Krueger RF, Beauchamp JP, Koellinger PD, Benjamin DJ, Bartels M, Cesarini D.
Nat Genet. 2016 Jun;48(6):624-33. doi: 10.1038/ng.3552. Epub 2016 Apr 18. PMID: 27089181

Genome-wide association study identifies 74 loci associated with educational attainment.
Okbay A, Beauchamp JP, Fontana MA, Lee JJ, Pers TH, Rietveld CA, Turley P, Chen GB, Emilsson V, Meddens SF, Oskarsson S, Pickrell JK, Thom K, Timshel P, de Vlaming R, Abdellaoui A, Ahluwalia TS, Bacelis J, Baumbach C, Bjornsdottir G, Brandsma JH, Pina Concas M, Derringer J, Furlotte NA, Galesloot TE, Girotto G, Gupta R, Hall LM, Harris SE, Hofer E, Horikoshi M, Huffman JE, Kaasik K, Kalafati IP, Karlsson R, Kong A, Lahti J, van der Lee SJ, deLeeuw C, Lind PA, Lindgren KO, Liu T, Mangino M, Marten J, Mihailov E, Miller MB, van der Most PJ, Oldmeadow C, Payton A, Pervjakova N, Peyrot WJ, Qian Y, Raitakari O, Rueedi R, Salvi E, Schmidt B, Schraut KE, Shi J, Smith AV, Poot RA, St Pourcain B, Teumer A, Thorleifsson G, Verweij N, Vuckovic D, Wellmann J, Westra HJ, Yang J, Zhao W, Zhu Z, Alizadeh BZ, Amin N, Bakshi A, Baumeister SE, Biino G, Bønnelykke K, Boyle PA, Campbell H, Cappuccio FP, Davies G, De Neve JE, Deloukas P, Demuth I, Ding J, Eibich P, Eisele L, Eklund N, Evans DM, Faul JD, Feitosa MF, Forstner AJ, Gandin I, Gunnarsson B, Halldórsson BV, Harris TB, Heath AC, Hocking LJ, Holliday EG, Homuth G, Horan MA, Hottenga JJ, de Jager PL, Joshi PK, Jugessur A, Kaakinen MA, Kähönen M, Kanoni S, Keltigangas-Järvinen L, Kiemeney LA, Kolcic I, Koskinen S, Kraja AT, Kroh M, Kutalik Z, Latvala A, Launer LJ, Lebreton MP, Levinson DF, Lichtenstein P, Lichtner P, Liewald DC; LifeLines Cohort Study, Loukola A, Madden PA, Mägi R, Mäki-Opas T, Marioni RE, Marques-Vidal P, Meddens GA, McMahon G, Meisinger C, Meitinger T, Milaneschi Y, Milani L, Montgomery GW, Myhre R, Nelson CP, Nyholt DR, Ollier WE, Palotie A, Paternoster L, Pedersen NL, Petrovic KE, Porteous DJ, Räikkönen K, Ring SM, Robino A, Rostapshova O, Rudan I, Rustichini A, Salomaa V, Sanders AR, Sarin AP, Schmidt H, Scott RJ, Smith BH, Smith JA, Staessen JA, Steinhagen-Thiessen E, Strauch K, Terracciano A, Tobin MD, Ulivi S, Vaccargiu S, Quaye L, van Rooij FJ, Venturini C, Vinkhuyzen AA, Völker U, Völzke H, Vonk JM, Vozzi D, Waage J, Ware EB, Willemsen G, Attia JR, Bennett DA, Berger K, Bertram L, Bisgaard H, Boomsma DI, Borecki IB, Bültmann U, Chabris CF, Cucca F, Cusi D, Deary IJ, Dedoussis GV, van Duijn CM, Eriksson JG, Franke B, Franke L, Gasparini P, Gejman PV, Gieger C, Grabe HJ, Gratten J, Groenen PJ, Gudnason V, van der Harst P, Hayward C, Hinds DA, Hoffmann W, Hyppönen E, Iacono WG, Jacobsson B, Järvelin MR, Jöckel KH, Kaprio J, Kardia SL, Lehtimäki T, Lehrer SF, Magnusson PK, Martin NG, McGue M, Metspalu A, Pendleton N, Penninx BW, Perola M, Pirastu N, Pirastu M, Polasek O, Posthuma D, Power C, Province MA, Samani NJ, Schlessinger D, Schmidt R, Sørensen TI, Spector TD, Stefansson K, Thorsteinsdottir U, Thurik AR, Timpson NJ, Tiemeier H, Tung JY, Uitterlinden AG, Vitart V, Vollenweider P, Weir DR, Wilson JF, Wright AF, Conley DC, Krueger RF, Davey Smith G, Hofman A, Laibson DI, Medland SE, Meyer MN, Yang J, Johannesson M, Visscher PM, Esko T, Koellinger PD, Cesarini D, Benjamin DJ.
Nature. 2016 May 11;533(7604):539-42. doi: 10.1038/nature17671. PMID: 27225129

Hormone Replacement Therapy Associated White Blood Cell DNA Methylation and Gene Expression are Associated With Within-Pair Differences of Body Adiposity and Bone Mass.
Bahl A, Pöllänen E, Ismail K, Sipilä S, Mikkola TM, Berglund E, Lindqvist CM, Syvänen AC, Rantanen T, Kaprio J, Kovanen V, Ollikainen M.
Twin Res Hum Genet. 2015 Dec;18(6):647-61. doi: 10.1017/thg.2015.82. PMID: 26678050

Genome-wide association analysis on normal hearing function identifies PCDH20 and SLC28A3 as candidates for hearing function and loss.
Vuckovic D, Dawson S, Scheffer DI, Rantanen T, Morgan A, Di Stazio M, Vozzi D, Nutile T, Concas MP, Biino G, Nolan L, Bahl A, Loukola A, Viljanen A, Davis A, Ciullo M, Corey DP, Pirastu M, Gasparini P, Girotto G.
Hum Mol Genet. 2015 Oct 1;24(19):5655-64. doi: 10.1093/hmg/ddv279. Epub 2015 Jul 17. PMID:26188009

Biotin-dependent functions in adiposity: a study of monozygotic twin pairs.
Järvinen E, Ismail K, Muniandy M, Bogl LH, Heinonen S, Tummers M, Miettinen S, Kaprio J, Rissanen A, Ollikainen M, Pietiläinen KH.
Int J Obes (Lond). 2016 May;40(5):788-95. doi: 10.1038/ijo.2015.237. Epub 2015 Nov 25. PMID: 26601567

DNA methylation and gene expression patterns in adipose tissue differ significantly within young adult monozygotic BMI-discordant twin pairs.
Pietiläinen KH, Ismail K, Järvinen E, Heinonen S, Tummers M, Bollepalli S, Lyle R, Muniandy M, Moilanen E, Hakkarainen A, Lundbom J, Lundbom N, Rissanen A, Kaprio J, Ollikainen M.
Int J Obes (Lond). 2016 Apr;40(4):654-61. doi: 10.1038/ijo.2015.221. Epub 2015 Oct 26.PMID:26499446

A Genome-Wide Association Study of a Biomarker of Nicotine Metabolism.
Loukola A, Buchwald J, Gupta R, Palviainen T, Hällfors J, Tikkanen E, Korhonen T, Ollikainen M, Sarin AP, Ripatti S, Lehtimäki T, Raitakari O, Salomaa V, Rose RJ, Tyndale RF, Kaprio J.
PLoS Genet. 2015 Sep 25;11(9):e1005498. doi: 10.1371/journal.pgen.1005498. eCollection 2015. PMID: 26407342

Impaired Mitochondrial Biogenesis in Adipose Tissue in Acquired Obesity.
Heinonen S, Buzkova J, Muniandy M, Kaksonen R, Ollikainen M, Ismail K, Hakkarainen A, Lundbom J, Lundbom N, Vuolteenaho K, Moilanen E, Kaprio J, Rissanen A, Suomalainen A, Pietiläinen KH.
Diabetes. 2015 Sep;64(9):3135-45. doi: 10.2337/db14-1937. Epub 2015 May 13. PMID: 25972572

Genome-wide blood DNA methylation alterations at regulatory elements and heterochromatic regions in monozygotic twins discordant for obesity and liver fat.
Ollikainen M, Ismail K, Gervin K, Kyllönen A, Hakkarainen A, Lundbom J, Järvinen EA, Harris JR, Lundbom N, Rissanen A, Lyle R, Pietiläinen KH, Kaprio J.
Clin Epigenetics. 2015 Apr 2;7(1):39. doi: 10.1186/s13148-015-0073-5. eCollection 2015. PMID: 25866590

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