CpG Islands

《英文msh詞典》CpG Islands
[主題詞] CpG Islands
[同義詞] CpG Clusters
[同義詞] CpG-Rich Islands
[入口詞] Cluster,CpG
[入口詞] Clusters,CpG
[入口詞] CpG Cluster
[入口詞] CpG Island
[入口詞] CpG Rich Islands
[入口詞] CpG-Rich Island
[入口詞] Island,CpG
[入口詞] Island,CpG-Rich
[入口詞] Islands,CpG
[入口詞] Islands,CpG-Rich
[中文釋義] CpG島
[英文釋義] Areas of increased density of the dinucleotide sequence cytosine--phosphate diester--guanine. They form stretches of DNA several hundred to several thousand base pairs long. In humans there are about 45,000 CpG islands,mostly found at the 5' ends of genes. They are unmethylated except for those on the inactive X chromosome and some associated with imprinted genes.