What is difference between HGH and r-HGH ?!
Question: is there a difference?
Answers: is there a difference?
HGH is a natural human growth hormone.
r-hGH is produced by recombinant DNA technology,it is a highly purified protein with 191 amino acid residues.The amino acid sequence of the product is identical to that of pituitary-derived human growth hormone.Biological potency is determined using a cell proliferation bioassay.We have several kinds of r-hGH products,including bulk powder,bulk solution and injection(from 2.5