Abstract
The "Pituitary Hormones Research Group" at the Biotechnology Center of IPEN-CNEN / São Paulo has already published several works on techniques of Gene Therapy of growth, which is based on the injection of human (hGH) or mouse growth hormone (mGH) genes in the muscle of dwarf mice, followed by electroporation. In parallel, the same Group dedicated to the cloning, expression and characteriz…