Wash buffer : 50mM Tris-HCl 20mM Immidazole, pH 8.0 0.1
Complacency with concentration math leads to dosing errors that can set your progress back by weeks
J Org Chem 84:46154628 Jinhua, Zhang et al (2022) Efficient synthesis of Aib 8 -Arg 34 -GLP-1 (737) by liquid-phase fragment condensation Kapitza C, Nosek L, Jensen L, Hartvig H, Jensen CB, Flint A (2015) Semaglutide, a once-weekly human GLP-1 analog, does not reduce the bioavailability of the combined oral contraceptive, ethinylestradiol/levonorgestrel
Declining B12 despite supplementation may indicate an absorption issue requiring higher-dose supplementation
Therefore, it was of interest to compare the results with the optimized conditions when piperidine was used in place of pyrrolidine