On the other hand, proteins, according to IUPAC can be polypeptides consisting of more than about 50 mers, but there are great differences regarding the term protein. In the Britannica encyclopedia, we can read: "peptide chains longer than a few dozen amino acids are...
The term “in vivo half-life”, as used herein, means the time it takes for the concentration of a drug in the blood or the amount of a drug in vivo to be decreased to its original half. The calculation formula of in vivo half-life (shown as t1/2) is: t1/2=0.693/k, wherein...