Epigenetics Programme, Babraham Institute, Cambridge, CB22 3AT, UK.
Centre for Trophoblast Research, University of Cambridge, Cambridge, CB2 3EG, UK.
Genome Biol. 2017 Sep 19;18(1):177. doi: 10.1186/s13059-017-1317-9.
Inheritance of DNA methylation states from gametes determines genomic imprinting in mammals. A new study shows that repressive chromatin in oocytes can also confer imprinting.
配子中 DNA 甲基化状态的遗传决定了哺乳动物的基因组印记。一项新的研究表明,卵母细胞中的抑制性染色质也可以赋予印记。