Deamidation of asparagine residues (present in TB-500s Asn in full-length T4, but the fragment contains no asparagine at positions 17-23) accelerates at alkaline pH but is minimized at pH 4-6
A healthcare professionals monitoring is crucial
Ask how you will monitor
Label Everything: The moment you open a new vial, take a permanent marker and write the date of first use directly on the label
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