Radiother Oncol
5-Rs isoforms (types 1, 2 and 3) are widely distributed in many tissues including the central nervous system, and inhibition of these enzymes results in blockade of synthesis of several key hormones and neuro-active steroids ( Figure ) leading to a host of adverse effects, including loss of or reduced libido, erectile dysfunction, orgasmic dysfunction, increased high Gleason grade prostate cancer (PCa), observed heart failure and cardiovascular events in clinical trials, and depression
The activity of 3MCC is dependent on biotin
Tendon and ligament tissue is actively rebuilding
We have reported that serum total IGF-I decreased 1 week and 3 months after bariatric surgery, whereas serum bioactive IGF-I remained unchanged during that period, and after 12 months, both variables returned to pre-surgery levels (117)
However, some issues remain to be resolved, and a few of these are now briefly considered