Insulin Syringes (U-100, 1ml/1cc): These are the standard for administering peptides
The dial inside that says "1 through 5" or "Min to Max" gives you no useful information about actual temperature
Adsorptive-mediated transport at the BBB has also been exploited to target nanocarrier systems by using cationic lipids and cell penetrating peptides to increase binding and internalization at the brain capillary endothelium [29, 30], which has a highly negative surface charge [31]
Bittner B, McIntyre C, Tian H, Tang K, Shah N, Phuapradit W, et al
Dulaglutide (Trulicity) Dulaglutide, marketed as Trulicity formulated as a fusion protein