Frontiers Recent Advances and Methodological Considerations on Vaccine Candidates for Human Schistosomiasis The essential host genome for Cryptosporidium survival exposes metabolic dependencies that can be leveraged for treatment: Cell 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 The Glutathione System: A Journey from Cyanobacteria to Higher Eukaryotes