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Each freeze-thaw cycle introduces ice crystal formation that physically disrupts peptide structure, and bacteriostatic waters benzyl alcohol doesnt prevent this mechanical damage

Supports healthy immune function*

Additional products within the Skin & Cosmetic and Healing & Repair categories may also be relevant for broader investigations into collagen biology, tissue repair and extracellular matrix regulation

doi: 10.1002/bmc.796

These interactions influence epigenetic regulation and gene expression more broadly

For very hydrophobic peptides the combined ether washes were re-extracted with DMF, allowed to precipitate peptide, and filtered to recover additional peptide