Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic Frontiers Plants' molecular behavior to heavy metals: from criticality to toxicity Microalgae in removing heavy metals from wastewater An advanced green technology for urban wastewater treatment ScienceDirect