One concern for many regenerative treatments is that they could feed cancers if they are present
Injection allows precise dosing with minimal waste
Researchers who substitute a higher-concentration formulation, or who attempt to prepare their own bacteriostatic solution, introduce concentration variables that standard protocols are not designed to accommodate
Think of it as preparing the scalp for growth rather than directly stimulating it
Journal of Neuroscience, 34 (23), 7862-7870
There are specific relationships between IGF-I and GH, since IGF-I is part of a long feedback loop by which it inhibits GH secretion, acting both at the hypothalamic level, where it stimulates the release of SS, and at the pituitary level, inhibiting GH secretion directly