Mounika Sarvepalli, Aditya Velidandi, Arun Kumar Ramachandravarapu and Narasimhulu Korrapati Iron is one of the most essential micronutrients for all the existing life systems. However, at biological pH, iron gets oxidised to insoluble oxyhydroxide polymers. In low iron conditions, microbes secrete specialised molecules called siderophores, which are high affinity and low molecular weight chelating agents that increase the availability of iron for microbial usage.
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