• Forms
  • These findings suggest that, if growth hormone is a mammary mitogen, that physiological concentrations are insufficient to synergize with E2 to induce full mammary growth or that other forms of hGH are mammogenic. (jci.org)
  • time
  • When secreted, GH remains active in the bloodstream for only a few minutes, but this is enough time for the liver to convert it into growth factors, the most crucial of which is insulin-like growth factor-1, or IGF-1, which boasts a host of anabolic properties. (peposts.com)