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The peptide has also been widely investigated for its relationship with gastrointestinal physiology
Oral therapy is not always effective, as some persons lack intrinsic factor, an endogenous substance produced by the stomach and necessary for oral B12 absorption
A study of a few dozen participants over several weeks cannot reliably rule out uncommon harms or long-term effects
Does the supplier specialize in peptides
Briefly, the storage solution was removed (5000 g , 2 min), and columns were washed with CH3CN (2 300 L, 5,000 g , 2 min), then equilibrated with buffer A (2 300 L, 5000 g , 2 min)
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