With each weekly injection, youll pull off the cap to expose the needle inside the pen
Koeth RA, Wang Z, Levison BS, Buffa JA, Org E, Sheehy BT, Britt EB, Fu X, Wu Y, Li L, Smith JD, Didonato JA, Chen J, Li H, Wu GD, Lewis JD, Warrier M, Brown JM, Krauss RM, Tang WH, Bushman FD, Lusis AJ, Hazen SL
However, you might feel some discomfort depending on your personal pain threshold and how sensitive your skin happens to be at the time
That lets researchers use it several times without the risk of unclean samples and keep experiments clean
References Arul V, Kartha R, Jayakumar R (2007) A therapeutic approach for diabetic wound healing using biotinylated GHK incorporated collagen matrices