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产品 > TCI热门产品信息 > TCI热门产品信息 2014 >
基因组中的六元环核苷——5-hmdC
最近,人们发现2'-Deoxy-5-(hydroxymethyl)cytidine (5-hmdC)及其碱5-羟甲基胞嘧啶 (5-hmC)是2’-deoxy-5-methylcytidine (5-mdC)的氧化产物,它们存在于哺乳动物的DNA中,尤其是干细胞DNA中。5-mdC是2'-deoxycytidine (dC)的一种C5-甲基化形式,它已被研究用作表观遗传学中的一种DNA甲基化指示剂。另一方面,虽然5-hmdC的生物学功能尚不清楚,但人们推测,它可能是一种存在于干细胞中活性去甲基化过程中产生的中间体。基因组中5-hmdC的检测的用途,在相关研究中得到了证实。
文献
- The Discovery of 5-Formylcytosine in Embryonic Stem Cell DNA
- 5-Hydroxymethylcytosine, the Sixth Base of the Genome (Minireview)
- 5-Hydroxymethylcytosine Is Strongly Depleted in Human Cancers but Its Levels Do Not Correlate with IDH1 Mutations
- Determination of genomic 5-hydroxymethyl-2'-deoxycytidine in human DNA by capillary electrophoresis with laser-induced fluorescence
- Discrimination between 5-hydroxymethylcytosine and 5-methylcytosine in DNA by selective chemical labeling
- Deamination, Oxidation, and C–C Bond Cleavage Reactivity of 5-Hydroxymethylcytosine, 5-Formylcytosine, and 5-Carboxycytosine