单词 | pathogenicity island |
释义 | pathogenicity islandpathogenicity island[‚path·ə·jə′nis·əd·ē ‚ī·lənd]pathogenicity islandpathogenicity 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. |
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