4.4 Article

Haplotype analysis of the folate-related genes MTHFR, MTRR, and MTR and migraine with aura

期刊

CEPHALALGIA
卷 33, 期 7, 页码 469-482

出版社

SAGE PUBLICATIONS LTD
DOI: 10.1177/0333102413477738

关键词

Migraine; folate; haplotype; genetics

资金

  1. National Institutes of Health [N01-AG-1-2100]
  2. National Institute on Aging Intramural Research Program
  3. Hjartavernd (the Icelandic Heart Association)
  4. Althingi (the Icelandic Parliament)

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Aims: The C677T variant in the methylenetetrahydrofolate reductase (MTHFR; EC 1.5.1.20) enzyme, a key player in the folate metabolic pathway, has been associated with increased risk of migraine with aura. Other genes encoding molecular components of this pathway include methionine synthase (MTR; EC 2.1.1.13) and methionine synthase reductase (MTRR; EC 2.1.1.135) among others. We performed a haplotype analysis of migraine risk and MTHFR, MTR, and MTRR. Methods: Study participants are from a random sub-sample participating in the population-based AGES-Reykjavik Study, including subjects with non-migraine headache (n = 367), migraine without aura (n = 85), migraine with aura (n = 167), and no headache (n = 1347). Haplotypes spanning each gene were constructed using Haploview. Association testing was performed on single SNP and haplotypes using logistic regression, controlling for demographic and cardiovascular risk factors and correcting for multiple testing. Results: Haplotype analysis suggested an association between MTRR haplotypes and reduced risk of migraine with aura. All other associations were not significant after correcting for multiple testing. Conclusions: These results suggest that MTRR variants may protect against migraine with aura in an older population.

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Association of Mitochondrial DNA Copy Number With Brain MRI Markers and Cognitive Function A Meta-analysis of Community-Based Cohorts

Yuankai Zhang, Xue Liu, Kerri L. Wiggins, Nuzulul L. Kurniansyah, Xiuqing Guo, Amanda L. Rodrigue, Wei Zhao, Lisa R. Yanek, Scott M. Ratliff, Achilleas Pitsillides, Juan Sebastian Aguirre Patino, Tamar Sofer, Dan E. Arking, Thomas R. Austin, Alexa S. Beiser, John Blangero, Eric E. Boerwinkle, Jan Bressler, Joanne E. Curran, Lifang Hou, Timothy J. Hughes, Sharon L. R. Kardia, Lenore J. Launer, Daniel Levy, Thomas H. Mosley, Ilya M. Nasrallah, Stephen S. Rich, Jerome Rotter, Sudha Seshadri, Wassim Tarraf, Kevin A. Gonzalez, Vasan Ramachandran, Kristine Yaffe, Paul A. Nyquist, Bruce M. Psaty, Charles C. DeCarli, Jennifer M. Smith, David C. Glahn, Hector M. Gonzalez, Joshua R. Bis, Myriam L. Fornage, Susan Heckbert, Annette L. Fitzpatrick, Chunyu Liu, Claudia L. Satizabal

Summary: This study found that higher mitochondrial DNA copy number (CN) in blood is associated with better cognitive function in both current and future settings, but is not causally related to cognition. This suggests that circulating mtDNA CN could serve as a biomarker of cognitive function in the community.

NEUROLOGY (2023)

Article Genetics & Heredity

Genetic control of mRNA splicing as a potential mechanism for incomplete penetrance of rare coding variants

Jonah Einson, Dafni Glinos, Eric Boerwinkle, Peter Castaldi, Dawood Darbar, Mariza de Andrade, Patrick Ellinor, Myriam Fornage, Stacey Gabriel, Soren Germer, Richard Gibbs, Craig P. Hersh, Jill Johnsen, Robert Kaplan, Barbara A. Konkle, Charles Kooperberg, Rami Nassir, Ruth J. F. Loos, Deborah A. Meyers, Braxton D. Mitchell, Bruce Psaty, Ramachandran S. Vasan, Stephen S. Rich, Michael Rienstra, Jerome Rotter, Aabida Saferali, Moore Benjamin Shoemaker, Edwin Silverman, Albert Vernon Smith, Pejman Mohammadi, Stephane E. Castel, Ivan Iossifov, Tuuli Lappalainen

Summary: This study suggests that common splice-regulatory variants may reduce the pathogenicity of rare exonic variants.

GENETICS (2023)

Correction Multidisciplinary Sciences

Clonal haematopoiesis and risk of chronic liver disease (vol 616, pg 747, 2023)

Waihay J. Wong, Connor Emdin, Alexander G. Bick, Seyedeh M. Zekavat, Abhishek Niroula, James Pirruccello, Laura Dichtel, Gabriel Griffin, Md Mesbah E. Uddin, Christopher Gibson, Veronica T. Kovalcik, Amy Lin, Marie McConkey, Amelie Vromman, Rob Sellar, Peter Kim, Mridul Agrawal, Joshua Weinstock, Michelle Long, Bing Yu, Rajarshi Banerjee, Rowan Nicholls, Andrea Dennis, Matt Kelly, Po-Ru Loh, Steve McCarroll, Eric Boerwinkle, Ramachandran Vasan, Siddhartha Jaiswal, Andrew Johnson, Raymond Chung, Kathleen Corey, Daniel Levy, Christie Ballantyne, Benjamin Ebert, Pradeep Natarajan

NATURE (2023)

Review Biochemical Research Methods

Tutorial: a statistical genetics guide to identifying HLA alleles driving complex disease

Saori Sakaue, Saisriram Gurajala, Michelle Curtis, Yang Luo, Wanson Choi, Kazuyoshi Ishigaki, Joyce B. Kang, Laurie Rumker, Aaron J. Deutsch, Sebastian Schoenherr, Lukas Forer, Jonathon LeFaive, Christian Fuchsberger, Buhm Han, Tobias L. Lenz, Paul I. W. de Bakker, Yukinori Okada, Albert V. Smith, Soumya Raychaudhuri

Summary: The HLA locus is associated with more complex diseases than any other locus in the human genome, and it explains more heritability in many diseases than all other known loci combined. In silico HLA imputation methods allow for rapid and accurate estimation of HLA alleles in genotyped individuals. This tutorial provides guidance on performing HLA imputation, association testing, and fine mapping, and aims to contribute to understanding the role of HLA in human diseases.

NATURE PROTOCOLS (2023)

Article Multidisciplinary Sciences

Genetic insights into resting heart rate and its role in cardiovascular disease

Yordi van de Vegte, Ruben P. Eppinga, M. Yldau van der Ende, Yanick Hagemeijer, Yuvaraj V. Mahendran, Elias Y. Salfati, Albert E. Smith, Vanessa Tan, Dan V. Arking, Ioanna Ntalla, Emil A. Appel, Claudia Schurmann, Jennifer Brody, Rico Rueedi, Ozren Polasek, Gardar Sveinbjornsson, Cecile Lecoeur, Claes Ladenvall, Jing Hua Zhao, Aaron Isaacs, Lihua Wang, Jian'an Luan, Shih-Jen Hwang, Nina U. Mononen, Kirsi F. Auro, Anne Jackson, Lawrence Bielak, Linyao Zeng, Nabi Shah, Maria Nethander, Archie Campbell, Tuomo Rankinen, Sonali Pechlivanis, Lu Qi, Wei Zhao, Federica Rizzi, Toshiko Tanaka, Antonietta Robino, Massimiliano Cocca, Leslie Lange, Martina Mueller-Nurasyid, Carolina E. Roselli, Weihua Zhang, Marcus J. Kleber, Xiuqing Guo, Henry E. Lin, Francesca Pavani, Tessel Galesloot, Raymond E. Noordam, Yuri Milaneschi, Katharina Schraut, Marcel den Hoed, Frauke E. Degenhardt, Stella Trompet, Marten van den Berg, Giorgio Pistis, Yih-Chung S. Tham, Stefan L. Weiss, Xueling J. Sim, Hengtong M. Li, Peter van der Most, Ilja Nolte, Leo-Pekka R. Lyytikaeinen, M. Abdullah Said, Daniel Witte, Carlos M. Iribarren, Lenore S. Launer, Susan Ring, Paul de Vries, Peter P. Sever, Allan Linneberg, Erwin M. Bottinger, Sandosh Padmanabhan, Bruce Psaty, Nona Sotoodehnia, Ivana Kolcic, Delnaz D. Roshandel, Andrew O. Paterson, David F. Arnar, Daniel Gudbjartsson, Hilma Holm, Beverley T. Balkau, Claudia H. Silva, Christopher Newton-Cheh, Kjell Nikus, Perttu L. Salo, Karen A. Mohlke, Patricia Peyser, Heribert Schunkert, Mattias Lorentzon, Jari C. Lahti, Dabeeru C. Rao, Marilyn D. Cornelis, Jessica A. Faul, Jennifer Smith, Katarzyna Stolarz-Skrzypek, Stefania Bandinelli, Maria Pina Concas, Gianfranco Sinagra, Thomas Meitinger, Melanie F. Waldenberger, Moritz Sinner, Konstantin E. Strauch, Graciela D. Delgado, Kent Taylor, Jie Yao, Luisa Foco, Olle Melander, Jacqueline de Graaf, Renee de Mutsert, Eco J. C. de Geus, Asa K. Johansson, Peter K. Joshi, Lars Lind, Andre W. Franke, Peter V. Macfarlane, Kirill Tarasov, Nicholas B. Tan, Stephan Felix, E-Shyong Q. Tai, Debra Quek, Harold Snieder, Johan Ormel, Martin Ingelsson, Cecilia P. Lindgren, Andrew T. Morris, Olli Raitakari, Torben Hansen, Themistocles Assimes, Vilmundur J. Gudnason, Nicholas C. Timpson, Alanna B. Morrison, Patricia P. Munroe, David Strachan, Niels Grarup, Ruth J. F. R. Loos, Susan Heckbert, Peter Vollenweider, Caroline Hayward, Kari Stefansson, Philippe Froguel, Leif J. Groop, Nicholas M. Wareham, Cornelia F. van Duijn, Mary J. Feitosa, Christopher O'Donnell, Mika Kaehoenen, Markus Perola, Michael Boehnke, Sharon L. R. Kardia, Jeanette Erdmann, Colin N. A. Palmer, Claes J. Ohlsson, David G. Porteous, Johan Eriksson, Claude Bouchard, Susanne Moebus, Peter R. Kraft, David Weir, Daniele Cusi, Luigi Ferrucci, Sheila Ulivi, Giorgia Girotto, Adolfo Correa, Stefan Kaeaeb, Annette C. Peters, John S. Chambers, Jaspal Kooner, Winfried I. Maerz, Jerome A. Rotter, Andrew Hicks, J. Gustav Smith, Lambertus A. L. M. O. Kiemeney, Dennis Mook-Kanamori, Brenda W. J. H. Penninx, Ulf F. Gyllensten, James Wilson, Stephen Burgess, Johan Sundstroem, Wolfgang Lieb, J. Wouter Jukema, Mark Eijgelsheim, Edward L. M. Lakatta, Ching-Yu Cheng, Marcus Doerr, Tien-Yin Wong, Charumathi J. Sabanayagam, Albertine Oldehinkel, Harriette Riese, Terho Lehtimaeki, Niek Verweij, Pim van der Harst

Summary: This study identifies new genetic variants associated with resting heart rate (RHR) and demonstrates that higher genetically predicted RHR is associated with a decreased risk of atrial fibrillation and ischemic stroke. Genome-wide analysis reveals multiple genetic variants in cardiomyocyte-related genes and provides insights into their electrocardiogram (ECG) signature. Mendelian randomization analyses indicate that higher genetically predicted RHR increases the risk of dilated cardiomyopathy, but reduces the risk of atrial fibrillation, ischemic stroke, and cardio-embolic stroke.

NATURE COMMUNICATIONS (2023)

Article Geriatrics & Gerontology

Associations of plasma NfL, GFAP, and t-tau with cerebral small vessel disease and incident dementia: longitudinal data of the AGES-Reykjavik Study

April C. E. van Gennip, Claudia L. Satizabal, Russell P. Tracy, Sigurdur Sigurdsson, Vilmundur Gudnason, Lenore J. Launer, Thomas T. van Sloten

Summary: In this study, the associations of NfL, GFAP, and t-tau with SVD and incident dementia were investigated. The study found that plasma NfL had the strongest correlation with SVD, and the association with WMHV partially explained its association with incident dementia. Further research is needed to explore the clinical implications of these findings.

GEROSCIENCE (2023)

Article Geriatrics & Gerontology

Exposure factors associated with dementia among older adults in Iceland: the AGES-Reykjavik study

Vaka Valsdottir, Brynja Bjork Magnusdottir, Haukur Freyr Gylfason, Milan Chang, Thor Aspelund, Vilmundur Gudnason, Lenore J. Launer, Maria K. Jonsdottir

Summary: The study aimed to assess the association between factors related to cognitive performance and the development of dementia. Logistic regression analysis was conducted using the AGES-Reykjavik Study epidemiological data from 2002 to 2011, involving 1,491 participants aged 66 to 90. The study found that high cognitive reserve factors reduced the risk of developing dementia and that baseline cognitive performance had a stronger association with dementia than changes in cognition over a five-year period.

GEROSCIENCE (2023)

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