For most users, 29G or 30G needles offer the best balance
The flow-through was discarded, and then the filter unit was incubated with 40 L of 50 mM AmBic with trypsin (1/100 concentration of protein) overnight at 37 C
Improperly stored peptides degrade without visible change in most cases
No head-to-head trial has compared them, so better cannot be answered directly
Cold Spring Harb Perspect Biol 7:a020412 Davis HE, McCorkell L, Vogel JM, Topol EJ (2023) Long covid: major findings, mechanisms and recommendations
For a deeper explanation of the mechanism, our guide to whether GLP-1 can give you heartburn walks through why reflux can show up during treatment