Finally, it needs iron to thrive and replicate, so it produces a siderophore, which is a term used for a group of small, high-affinity, iron chelating compounds that snatch iron from host cells.

最后，它需要人内的元素来繁殖，所以它形“”；是指微生物合并分泌的螯合的、用于摄取元素的低分子量化合物，他们可以与宿主细胞竞争元素。