LINE-1 retrotransposon methylation in chorionic villi of first trimester miscarriages with aneuploidy

SA Vasilyev, EN Tolmacheva, OY Vasilyeva… - Journal of Assisted …, 2021 - Springer
Purpose High frequency of aneuploidy in meiosis and cleavage stage coincides with waves
of epigenetic genome reprogramming that may indicate a possible association between …

Methylation status of LINE-1 retrotransposon in chromosomal mosaicism during early stages of human embryonic development

SA Vasilyev, EN Tolmacheva, AA Kashevarova… - Molecular Biology, 2015 - Springer
Early stages of human embryonic development are characterized by the spatiotemporal
coincidence of events of total epigenetic genome reprogramming and elevated level of …

Methylation status of line-1 retrotransposon in chromosomal mosaicism during the early stages of human embryonic development

SA Vasil'ev, EN Tolmacheva… - Molekuliarnaia …, 2015 - europepmc.org
Early stages of human embryonic development are characterized by spatio-temporal
coincidence of events of total epigenetic genome reprogramming and elevated level of …

Identification of differentially methylated genes in first-trimester placentas with trisomy 16

EN Tolmacheva, SA Vasilyev, TV Nikitina… - Scientific Reports, 2022 - nature.com
The presence of an extra chromosome in the embryo karyotype often dramatically affects the
fate of pregnancy. Trisomy 16 is the most common aneuploidy in first-trimester miscarriages …

[HTML][HTML] DNA methylation profiling of placental villi from karyotypically normal miscarriage and recurrent miscarriage

CW Hanna, DE McFadden, WP Robinson - The American journal of …, 2013 - Elsevier
Miscarriage occurs in 15% of clinical pregnancies. Although chromosomal errors are
observed in> 50%, causes of karyotypically normal losses are poorly understood. DNA …

Superovulation induces defective methylation in line-1 retrotransposon elements in blastocyst

XW Liang, XS Cui, SC Sun, YX Jin, YT Heo… - Reproductive Biology …, 2013 - Springer
Background Series of epigenetic events happen during preimplantation development.
Therefore assistant reproduction techniques (ART) have the potential to disrupt epigenetic …

Global DNA methylation levels are altered by modifiable clinical manipulations in assisted reproductive technologies

J Ghosh, C Coutifaris, C Sapienza, M Mainigi - Clinical epigenetics, 2017 - Springer
Background We analyzed placental DNA methylation levels at repeated sequences (LINE1
elements) and all CCGG sites (the LUMA assay) to study the effect of modifiable clinical or …

Quantitative methylation analysis of developmentally important genes in human pregnancy losses after ART and spontaneous conception

U Zechner, G Pliushch, E Schneider… - Molecular human …, 2010 - academic.oup.com
To study possible effects of assisted reproductive technologies (ART) on epigenetic
reprogramming, we have analyzed the DNA methylation levels of differentially methylated …

Characteristic DNA methylation profiles of chorionic villi in recurrent miscarriage

Y Matsumoto, K Shinjo, S Mase, M Fukuyo, K Aoki… - Scientific Reports, 2022 - nature.com
Dysregulation of transcriptional programs that are tightly regulated by DNA methylation
during placental and fetal development at different gestational stages, may cause recurrent …

A potential new mechanism for pregnancy loss: considering the role of LINE-1 retrotransposons in early spontaneous miscarriage

C Lou, JL Goodier, R Qiang - Reproductive Biology and Endocrinology, 2020 - Springer
LINE1 retrotransposons are mobile DNA elements that copy and paste themselves into new
sites in the genome. To ensure their evolutionary success, heritable new LINE-1 insertions …