Bacterial contamination, even at low levels undetectable by visual inspection alone, introduces endotoxins that confound experimental results by triggering inflammatory responses independent of the peptide's intended mechanism
This makes the 8mg/mL concentration impractical for patients who have titrated past the 7.5mg dose level
VIP and immune cell modulation VIP interacts with multiple immune cells through specific receptors (VPAC-1, VPAC-2, CRTH2, and PAC1) expressed on eosinophils, mast cells, neutrophils, lymphocytes, dendritic cells, NK cells, and macrophages
Almost all these items are covered by private medical insurance
Cancer 20 , 398411 (2020)