Mallach et al., 2024
They are capable of distinguishing healthy cells from aberrant cells, the latter often exhibiting downregulated or absent major histocompatibility complex (MHC) class I molecules (226)
Common valid examples include removing a preservative (e.g., dye, gluten, alcohol) the patient is allergic to, or changing the dosage form (e.g., from a pill to a liquid) for a patient unable to swallow
J Biol Chem 256(23):1226312268 Jones D, Park Y, Gletsu-Miller N et al (2011) Dietary sulfur amino acid effects on fasting plasma cysteine/cystine redox potential in humans
I didnt want to go anywhere
HCG (human chorionic gonadotropin) While technically not a peptide (it's a glycoprotein hormone), HCG deserves mention as it's commonly used with peptides