glutathione im or iv No.1 Best Injection Glutathione IV Therapy: What You
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Breder et al

Nat Rev Drug Discov 11 , 790811 (2012)

But the peptide inside is partially or fully inactive

The nanocarrier released the drug in the lower pH of the tumor environment (pH = 5.5), while no release happened in neutral and basic conditions ( Redox-responsive drug delivery Disulfide bonds (S-S) can play a key role in drug delivery devices since they are highly sensitive to redox conditions
