October 2012 in “Ain-Shams Journal of Surgery” The direction of hair implants doesn't affect the final direction of hair growth in baldness treatments.
1 citations
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April 2023 in “Science Advances” High levels of ERK activity are key for tissue regeneration in spiny mice, and activating ERK can potentially redirect scar-forming healing towards regenerative healing in mammals.
Retinoic acid can change skin development, like turning scales into feathers or forming glands.
200 citations
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November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
45 citations
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January 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Too much AKR1C3 enzyme causes resistance to finasteride by increasing testosterone.