copy number

基本解释

• 拷贝数，复写数

英汉例句

双语例句

• Recently geneticists have taken a closer look at a genetic aberration previously considered rare: copy number variation (CNV).
  最近遗传学家对以前被认为很罕见的遗传变异：拷贝数变异（copy number variation ，CNV）进行了更细致的研究。
• “The copy number variation that researchers had seen before was simply the tip of the iceberg, while the bulk lay submerged, undetected,” said Dr Hurles.
  “研究人员以前看到的复制数量变化只是冰山一角，而其绝大部分都还未浮出水面，未被发现，”赫尔斯博士说。
• Their study looked for chromosomal deletions and duplications known as copy number variants (CNV) and found that these were present in 16% of the children with ADHD.
  他们研究被称为拷贝数变异（CNV）的染色体的删减和复制，发现在患有多动症的儿童中有 16% 都存在。

权威例句

• For example, a recent (2007) study by Sebat et al. found a clear link between ASD and de novo copy number variation (de novo mutations are those that arise for the first time in the children).
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• copy number更多例句

词组短语

短语

• copy -number dependent gene expression 拷贝数依赖型基因表达
• Low -copy-number 数量分
• high -copy-number plasmid 高拷贝质粒
• copy number variation 拷贝数变异;拷贝数变化;复制数变异
• copy number variations 拷贝数变异;拷贝数变异区域;基因组拷贝数变异;组拷贝数变化

• copy number更多词组

专业释义

医药科学

• 拷贝数

  0.8 and 1.2 were chosen as thresholds for the identification of DNA copy number decreases (below 0.8) and increases (above 1.2).
  按通用的标准认为，比值低于0.8有DNA拷贝数降低，大于1.2有DNA拷贝数增加。

  农业科学

• 拷贝数

  Mitochondrial DNA copy number of 44 h was(130 074.30±78 119.45),which was significantly higher than that of 33 h(P
  卵母细胞成熟44h的mtDNA拷贝数为(130 074.30±78 119.45),显著高于成熟33h的mtDNA拷贝数(P

  生物学

• 拷贝数