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defined:
An agent, such as a virus or a small piece of DNA called a plasmid, that carries a modified or foreign gene. When used in gene therapy, a vector delivers the desired gene to a target cell.
explained:
Listen to a detailed explanation. (Requires the free RealPlayer download) Dr. Richard Morgan, formerly of the National Human Genome Research Institute's Clinical Gene Therapy Branch, defines vector.
relatedterms:
cell, deoxyribonucleic acid (DNA), gene, gene therapy, gene transfer
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