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The immune system encounters these foreign molecules in places they should never be, and the resulting immune activation can trigger or worsen autoimmune responses throughout the body

For the laboratory researcher, the two peptides remain interesting tools provided they are used for what they truly are: compounds research use only With a robust but asymmetrical preclinical literature (35 AJSM 2026 studies for BPC-157, muscle/cardiac base for TB-500), and extremely limited human data on both sides, maintaining this nuance helps avoid claims not supported by science and properly position the two peptides within a well-designed research protocol

You could have a seizure even if you never had a seizure before

From there we moved into peptide biology itself, and the question of why molecules the body already depends on feel so culturally foreign