Noteworthy, these two membrane transporters are also responsible for drug uptake in the cell, further highlighting their role in developing novel anti-cancer approaches and/or improving those already existing
IGF-1 Lr3 (Insulin-like Growth Factor-I Long R3) is an 83 amino acid analog of human IGF-I comprising the complete human IGF-I sequence with the substitution of an Arg for the Glu at position 3 (hence R3), as well as a 13 amino acid extension peptide at the N-terminus
Homocysteine and methylmalonic acid levels in the blood are stronger indicators of proper vitamin B12 activity than homocysteine
The amount of release of mercury from the filling is proportionate to the amount of surface area, and once released bacteria in the digestive system aid the absorption
Two practical questions decide how a peptide fits a person's life: how it is taken (injection, oral, topical, IV), and how long it lasts (the half-life, which sets the dosing frequency)