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单词 pathogenicity island
释义

pathogenicity island


pathogenicity island

[‚path·ə·jə′nis·əd·ē ‚ī·lənd] (genetics) A deoxyribonucleic acid cluster commonly containing genes associated with pathogenesis. Also known as virulence cassette.

pathogenicity island


pathogenicity island (PAI)

a large gene cluster (‘island’), normally found on the CHROMOSOME of a pathogenic BACTERIUM, that specifies functions associated with VIRULENCE, for example production of TOXINS, ADHESINS. The cluster may be able to transpose to other REPLICONS, for example PLASMIDS, and be transferred in nature by HORIZONTAL GENE TRANSFER.
AcronymsSeePAI
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更新时间:2025/2/24 18:35:11