Integrated analysis of DNA-methylation and gene expression using high-dimensional penalized regression: a cohort study on bone mineral density in …

TG Lien, Ø Borgan, S Reppe, K Gautvik, IK Glad - BMC medical genomics, 2018 - Springer
Background Using high-dimensional penalized regression we studied genome-wide DNA-
methylation in bone biopsies of 80 postmenopausal women in relation to their bone mineral …

Penalized logistic regression for high-dimensional DNA methylation data with case-control studies

H Sun, S Wang - Bioinformatics, 2012 - academic.oup.com
Motivation: DNA methylation is a molecular modification of DNA that plays crucial roles in
regulation of gene expression. Particularly, CpG rich regions are frequently hypermethylated …

Distinct DNA methylation profiles in bone and blood of osteoporotic and healthy postmenopausal women

S Reppe, TG Lien, YH Hsu, VT Gautvik, OK Olstad… - Epigenetics, 2017 - Taylor & Francis
ABSTRACT DNA methylation affects expression of associated genes and may contribute to
the missing genetic effects from genome-wide association studies of osteoporosis. To …

Mendelian randomization identifies CpG methylation sites with mediation effects for genetic influences on BMD in peripheral blood monocytes

F Yu, C Qiu, C Xu, Q Tian, LJ Zhao, L Wu… - Frontiers in …, 2020 - frontiersin.org
Osteoporosis is mainly characterized by low bone mineral density (BMD) and is an
increasingly serious public health concern. DNA methylation is a major epigenetic …

A novel computational strategy for DNA methylation imputation using mixture regression model (MRM)

F Yu, C Xu, HW Deng, H Shen - BMC bioinformatics, 2020 - Springer
Background DNA methylation is an important heritable epigenetic mark that plays a crucial
role in transcriptional regulation and the pathogenesis of various human disorders. The …

[HTML][HTML] Predicting gene expression using DNA methylation in three human populations

H Zhong, S Kim, D Zhi, X Cui - PeerJ, 2019 - peerj.com
Background DNA methylation, an important epigenetic mark, is well known for its regulatory
role in gene expression, especially the negative correlation in the promoter region …

New variable selection strategy for analysis of high-dimensional DNA methylation data

J Choi, K Kim, H Sun - Journal of bioinformatics and computational …, 2018 - World Scientific
In genetic association studies, regularization methods are often used due to their
computational efficiency for analysis of high-dimensional genomic data. DNA methylation …

Correcting length-bias in gene set analysis for DNA methylation data

S Li, T He, I Pawlikowska, T Lin - Statistics and Its Interface, 2017 - intlpress.com
The enrichment analysis of pre-defined gene sets is a widely used tool to extract functional
information in association studies. However, traditional methods give biased results on …

Incorporating genetic networks into case-control association studies with high-dimensional DNA methylation data

K Kim, H Sun - BMC bioinformatics, 2019 - Springer
Background In human genetic association studies with high-dimensional gene expression
data, it has been well known that statistical selection methods utilizing prior biological …

Epigenome‐wide association of DNA methylation in whole blood with bone mineral density

JA Morris, PC Tsai, R Joehanes, J Zheng… - Journal of Bone and …, 2017 - academic.oup.com
Genetic and environmental determinants of skeletal phenotypes such as bone mineral
density (BMD) may converge through the epigenome, providing a tool to better understand …