Sentence examples for copy of the normal from inspiring English sources

Next, they used an otherwise harmless virus to infect the cells with a copy of the normal globin gene.

Once the mutated DNA sequence has been removed, other tools can help paste in a copy of the normal sequence.

This is important because HD patients typically have one copy of the mutant HTT-gene, and one copy of the normal gene.

When the researchers then inserted a copy of the normal gene back into clk-1 mutants, these worms lived a normal life-span.

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Both hybrid cell lines also contain a copy of the normal chromosome 17, resulting in the appearance of a 'normal' band in these cell lines.

Previous studies have shown that people with a single copy of the defective gene that causes cystic fibrosis are more likely than people with two copies of the normal gene to suffer from chronic sinusitis and pancreatitis.

Polyploidy, the existence of multiple copies of the normal set of chromosomes, is widely distributed in eukaryotes.

The most frequent aberration is the unbalanced gain of 17q, often due to translocation of the 17q segment to other chromosomes, combined with retention of two copies of the normal chromosome 17.

If a mutation is deleterious, reducing reproductive success as it increases in number in an assorting lineage, selection should favor the reciprocal lineage which contains higher copies of the normal gene.

The reason has been a mystery, but some researchers suspect it has to do with one or more of the genes on chromosome 21, which people with Down syndrome have three copies of instead of the normal two.