Results 51 to 60 of about 1,069,555 (390)

Cyclophosphamide Exposure Causes Long-Term Detrimental Effect of Oocytes Developmental Competence Through Affecting the Epigenetic Modification and Maternal Factors’ Transcription During Oocyte Growth

open access: yesFrontiers in Cell and Developmental Biology, 2021
Cyclophosphamide (CTX) is widely used in various cancer therapies and in immunosuppression, and patients can still have babies after CTX chemotherapy.
Weijie Yang   +23 more
doaj   +1 more source

Methyl-CpG-binding domain sequencing reveals a prognostic methylation signature in neuroblastoma [PDF]

open access: yes, 2015
Accurate assessment of neuroblastoma outcome prediction remains challenging. Therefore, this study aims at establishing novel prognostic tumor DNA methylation biomarkers.
  +24 more
core   +2 more sources

Homocysteine Metabolism in Pregnancy and Developmental Impacts

open access: yesFrontiers in Cell and Developmental Biology, 2022
Homocysteine is a metabolite generated by methionine cycle metabolism, comprising the demethylated derivative of methionine. Homocysteine can be metabolised by the transsulphuration pathway to cystathionine, which requires vitamin B6, or can undergo ...
Stephen W. D’Souza, Jocelyn D. Glazier
doaj   +1 more source

Plant-RRBS, a bisulfite and next-generation sequencing-based methylome profiling method enriching for coverage of cytosine positions [PDF]

open access: yes, 2017
Background: Cytosine methylation in plant genomes is important for the regulation of gene transcription and transposon activity. Genome-wide methylomes are studied upon mutation of the DNA methyltransferases, adaptation to environmental stresses or ...
A Akalin   +60 more
core   +3 more sources

Prmt1-mediated histone H4R3me2a methylation regulates the proliferation, migration and invasion of laryngeal cancer cells by affecting the expression level of NCOA5

open access: yesFrontiers in Oncology
BackgroundLaryngeal cancer is a common head and neck cancer, and its occurrence and development are closely related to a variety of epigenetic modifications.
Linlu Li   +5 more
doaj   +1 more source

Lysine-Specific Demethylase 1 (LSD1)-Mediated Epigenetic Modification of Immunogenicity and Immunomodulatory Effects in Breast Cancers

open access: yesCurrent Oncology, 2023
Tumor evolution to evade immune surveillance is a hallmark of carcinogenesis, and the modulation of tumor immunogenicity has been a challenge to present therapeutic responses in immunotherapies alone for numerous cancers.
Dong Yeul Lee   +2 more
doaj   +1 more source

Methylation of DNA [PDF]

open access: yesThe Journal of General Physiology, 1966
The methylated bases of DNA are formed by the transfer of the methyl group from S-adenosylmethionine to a polynucleotide acceptor. This transfer is catalyzed by highly specific enzymes which recognize a limited number of available sites in the DNA. The mechanism for the recognition is presently unknown.
M, Gold   +3 more
openaire   +2 more sources

DNA methylation arrays as surrogate measures of cell mixture distribution

open access: yesBMC Bioinformatics, 2012
There has been a long-standing need in biomedical research for a method that quantifies the normally mixed composition of leukocytes beyond what is possible by simple histological or flow cytometric assessments.
E. Houseman   +7 more
semanticscholar   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Methylation Status of Imprinted Genes and Repetitive Elements in Sperm DNA from Infertile Males [PDF]

open access: yes, 2011
Stochastic, environmentally and/or genetically induced disturbances in the genome-wide epigenetic reprogramming processes during male germ-cell development may contribute to male infertility.
El Hajj, N.   +7 more
core   +1 more source

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