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The compounds don't compete for binding sites, don't share metabolic pathways during clearance, and don't modulate the same downstream signaling cascades

[Updated 2022 Oct 22]

These changes are noticeable in before-and-after photos taken in consistent lighting, but they are not the kind of dramatic transformation that draws attention from strangers

Despite their small size, they have immense biological significance in molecular biology: peptides function as a peptide hormone like PPY, enzymes, neurotransmitters, and signal molecules that mediate immune responses, cell signaling, tissue repair, and metabolic regulation