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，需要人内的元素来繁殖，所成一种“”；指微生物合成并分泌的螯合的、用于摄取元素的低分子量化合物，他们可与宿主细胞竞争元素。