scholarly journals Trans-ancestry genome-wide association study identifies 12 genetic loci influencing blood pressure and implicates a role for DNA methylation

2015 ◽  
Vol 47 (11) ◽  
pp. 1282-1293 ◽  
Author(s):  
Norihiro Kato ◽  
◽  
Marie Loh ◽  
Fumihiko Takeuchi ◽  
Niek Verweij ◽  
...  
2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Daniel L. McCartney ◽  
Josine L. Min ◽  
Rebecca C. Richmond ◽  
Ake T. Lu ◽  
Maria K. Sobczyk ◽  
...  

Abstract Background Biological aging estimators derived from DNA methylation data are heritable and correlate with morbidity and mortality. Consequently, identification of genetic and environmental contributors to the variation in these measures in populations has become a major goal in the field. Results Leveraging DNA methylation and SNP data from more than 40,000 individuals, we identify 137 genome-wide significant loci, of which 113 are novel, from genome-wide association study (GWAS) meta-analyses of four epigenetic clocks and epigenetic surrogate markers for granulocyte proportions and plasminogen activator inhibitor 1 levels, respectively. We find evidence for shared genetic loci associated with the Horvath clock and expression of transcripts encoding genes linked to lipid metabolism and immune function. Notably, these loci are independent of those reported to regulate DNA methylation levels at constituent clock CpGs. A polygenic score for GrimAge acceleration showed strong associations with adiposity-related traits, educational attainment, parental longevity, and C-reactive protein levels. Conclusion This study illuminates the genetic architecture underlying epigenetic aging and its shared genetic contributions with lifestyle factors and longevity.


Genes ◽  
2021 ◽  
Vol 12 (5) ◽  
pp. 751
Author(s):  
Hye-Rim Kim ◽  
Hyun-Seok Jin ◽  
Yong-Bin Eom

Hypertension is one of the major risk factors for chronic kidney disease (CKD), and the coexistence of hypertension and CKD increases morbidity and mortality. Although many genetic factors have been identified separately for hypertension and kidney disease, studies specifically focused on hypertensive kidney disease (HKD) have been rare. Therefore, this study aimed to identify loci or genes associated with HKD. A genome-wide association study (GWAS) was conducted using two Korean cohorts, the Health Examinee (HEXA) and Korean Association REsource (KARE). Consequently, 19 single nucleotide polymorphisms (SNPs) were found to be significantly associated with HKD in the discovery and replication phases (p < 5 × 10−8, p < 0.05, respectively). We further analyzed HKD-related traits such as the estimated glomerular filtration rate (eGFR), creatinine, blood urea nitrogen (BUN), systolic blood pressure (SBP) and diastolic blood pressure (DBP) at the 14q21.2 locus, which showed a strong linkage disequilibrium (LD). Expression quantitative trait loci (eQTL) analysis was also performed to determine whether HKD-related SNPs affect gene expression changes in glomerular and arterial tissues. The results suggested that the FANCM gene may affect the development of HKD through an integrated analysis of eQTL and GWAS and was the most significantly associated candidate gene. Taken together, this study indicated that the FANCM gene is involved in the pathogenesis of HKD. Additionally, our results will be useful in prioritizing other genes for further experiments.


The Lancet ◽  
2008 ◽  
Vol 372 (9654) ◽  
pp. 1953-1961 ◽  
Author(s):  
Abbas Dehghan ◽  
Anna Köttgen ◽  
Qiong Yang ◽  
Shih-Jen Hwang ◽  
WH Linda Kao ◽  
...  

2009 ◽  
Vol 41 (6) ◽  
pp. 666-676 ◽  
Author(s):  
Christopher Newton-Cheh ◽  
◽  
Toby Johnson ◽  
Vesela Gateva ◽  
Martin D Tobin ◽  
...  

2019 ◽  
Vol 10 (1) ◽  
Author(s):  
Hassan S. Dashti ◽  
Samuel E. Jones ◽  
Andrew R. Wood ◽  
Jacqueline M. Lane ◽  
Vincent T. van Hees ◽  
...  

PLoS Genetics ◽  
2010 ◽  
Vol 6 (10) ◽  
pp. e1001177 ◽  
Author(s):  
Sandosh Padmanabhan ◽  
Olle Melander ◽  
Toby Johnson ◽  
Anna Maria Di Blasio ◽  
Wai K. Lee ◽  
...  

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