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By the time the peptide reaches systemic circulation, only a fraction maintains its therapeutic structure

Liquid chromatographytandem mass spectrometry data collection TMT-labeled peptides were analyzed on an Orbitrap Eclipse Tribid mass spectrometer (Thermo, FSN04-10000)

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Independent testing of peptides purchased from online vendors has repeatedly shown issues such as: Injecting or consuming a substance that has not been verified for human use is a serious risk