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Description
Pooled protein dialysate concentration was determined by UV spectroscopy, portioned into 120 uL aliquots with 20% final glycerol concentration, flash-frozen in liquid nitrogen, and stored at 70 C

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Improper handling degrades them, potentially creating breakdown products that differ in effect from the intact peptide

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Locate the lot number on the vial or packaging and compare it with the corresponding Certificate of Analysis available from PeakForm.
