Glutathione system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Cell Death & Disease FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA The Emerging Roles of Glutamyl Peptides Produced by Glutamyltransferase and the Glutathione Synthesis System Kidney targeting peptide modified biomimetic nanoplatforms for treatment of acute kidney injury ScienceDirect