نتایج جستجو برای: DMR

تعداد نتایج: 925  

Ashraf Moini, Farid Abolhassani, Farnoosh Jafarpour, Khadijeh Karbalaie, Marzieh Derakhshan-Horeh, Mohammad Hossein Nasr-Esfahani*, Sayyed Morteza Hosseini, Somayyeh Ostadhosseini,

Backgrund: Imprinted genes are a unique subset of few genes, which have been differentially methylated region (DMR) in a parental origin-dependent manner during gametogenesis, and these genes are highly protected during pre-implantation epigenetic reprogramming. Several studies heve shown that the particular vulnerability of imprinting genes during suboptimal pre- and peri-conception microenvir...

Journal: :iranian biomedical journal 0
marzieh derakhshan-horeh department of anatomy, school of medicine, tehran university of medical sciences, tehran, iran farid abolhassani department of anatomy, school of medicine, tehran university of medical sciences, tehran, iran farnoosh jafarpour department of reproductive biotechnology, reproductive biomedicine research center, royan institute for biotechnology, academic center for education, culture and research (acecr), isfahan, iran ashraf moini department of endocrinology and female infertility, reproductive biomedicine research centre, royan institute for reproductive biomedicine, acecr, tehran, iran khadijeh karbalaie department of cellular biotechnology, cell science research center, royan institute for biotechnology, acecr, isfahan, iran sayyed morteza hosseini department of reproductive biotechnology, reproductive biomedicine research center, royan institute for biotechnology, academic center for education, culture and research (acecr), isfahan, iran

backgrund: imprinted genes are a unique subset of few genes, which have been differentially methylated region (dmr) in a parental origin-dependent manner during gametogenesis, and these genes are highly protected during pre-implantation epigenetic reprogramming. several studies heve shown that the particular vulnerability of imprinting genes during suboptimal pre- and peri-conception microenvir...

2010
Masayo Kagami Maureen J. O'Sullivan Andrew J. Green Yoshiyuki Watabe Osamu Arisaka Nobuhide Masawa Kentarou Matsuoka Maki Fukami Keiko Matsubara Fumiko Kato Anne C. Ferguson-Smith Tsutomu Ogata

Human chromosome 14q32.2 harbors the germline-derived primary DLK1-MEG3 intergenic differentially methylated region (IG-DMR) and the postfertilization-derived secondary MEG3-DMR, together with multiple imprinted genes. Although previous studies in cases with microdeletions and epimutations affecting both DMRs and paternal/maternal uniparental disomy 14-like phenotypes argue for a critical regul...

2015
Siqi Liu Nur Hadi Sidong Liu Sonia Pujol Ron Kikinis Fan Zhang David Dagan Feng Tom Weidong Cai

The content-based retrieval of diffusion magnetic resonance (dMR) imaging data would enable a wide range of analyses on large databases with dMR images.This paper proposes a content-based retrieval framework for dMR images to explore the use of Diffusion Tensor Imaging (DTI) derived parameters. The propagation graph algorithm is proposed for the query-centric retrieval of dMR subjects and the f...

2016
Jeffrey B Kleiner Hannah M Kleiner E John Grimberg Stefanie J Throlson

STUDY DESIGN Disk material removed (DMR) during L4-5 and L5-S1 transforaminal lumbar interbody fusion (T-LIF) surgery was compared to the corresponding bone graft (BG) volumes inserted at the time of fusion. A novel BG delivery tool (BGDT) was used to apply the BG. In order to establish the percentage of DMR during T-LIF, it was compared to DMR during anterior diskectomy (AD). This study was pe...

Journal: :Molecular and cellular biology 2004
Kye-Yoon Park Elizabeth A Sellars Alexander Grinberg Sing-Ping Huang Karl Pfeifer

Igf2 and H19 are coordinately regulated imprinted genes physically linked on the distal end of mouse chromosome 7. Genetic analyses demonstrate that the differentially methylated region (DMR) upstream of the H19 gene is necessary for three distinct functions: transcriptional insulation of the maternal Igf2 allele, transcriptional silencing of paternal H19 allele, and marking of the parental ori...

Journal: :Genomics 2011
Shun Sato Wataru Yoshida Hidenobu Soejima Kazuhiko Nakabayashi Kenichiro Hata

The Dlk1-Dio3 imprinted domain on mouse chromosome 12 contains IG-DMR and Gtl2-DMR, whose methylation patterns are established in the germline and after fertilization, respectively. In this study, we determine that acquisition of DNA methylation at the paternal allele of the Gtl2-DMR is initiated after the blastocyst stage and completed by embryonic day 6.5, and that Gtl2 (approved symbol: Meg3...

Journal: Gas Processing 2018

C3MR, MFC, and DMR processes in an integrated LNG-NGL-NRU structure are investigated using the conventional and advanced exergy and exergoeconomic analyses. The results of advanced exergy analysis reveal that in most of the equipment, the highest amount of irreversibility is occurred because of endogenous exergy destruction. In C3MR process, compressor C5 with 9730 kW; in MFC process, compresso...

Journal: :The International journal of developmental biology 2010
Jung S Park Doosoo Lee Sunwha Cho Sang-Tae Shin Yong-Kook Kang

Early mammalian embryos are thought to gain nuclear totipotency through DNA methylation reprogramming (DMR). By this process, DNA methylation patterns acquired during gametogenesis that are unnecessary for zygotic development are erased. The DMR patterns of various mammalian species have been studied; however, they do not seem to have a conserved pattern. We examined early goat embryos to find ...

2015
Matshane L. Masemola Lize van der Merwe Zané Lombard Denis Viljoen Michèle Ramsay

Fetal alcohol syndrome (FAS) is a devastating developmental disorder resulting from alcohol exposure during fetal development. It is a considerable public health problem worldwide and is characterized by central nervous system abnormalities, dysmorphic facial features, and growth retardation. Imprinted genes are known to play an important role in growth and development and therefore four imprin...

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