October 2024 in “Journal of the Endocrine Society” Rare ovarian tumors can cause hyperandrogenism, even if imaging appears normal.
February 2015 in “Oxford University Press eBooks” 24 citations
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March 2016 in “Journal of Investigative Dermatology” TIP39 and PTH2R help control calcium levels and skin cell development.
9 citations
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February 2020 in “Journal of Cosmetic Dermatology” Pulsatilla chinensis compounds may help prevent stress-related hair loss.
34 citations
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January 2022 in “Human Reproduction Open” PRP injections did not significantly improve ovarian function in women with low ovarian reserve.
April 2026 in “Amino Acids” Polyamines are crucial for skin tumor development, and inhibiting them can prevent tumors.
58 citations
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March 2019 in “Experimental Dermatology” Exosomes from human skin cells can stimulate hair growth and could potentially be used for treating hair loss.
November 2013 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Injecting CD34+ cell-containing platelet-rich plasma can improve pattern hair loss more than placental extract treatment.
April 2019 in “Journal of Investigative Dermatology” Maca root extract protects hair follicles and promotes hair growth.
12 citations
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April 2022 in “Journal of Bioscience and Bioengineering” Activating the PI3K/Akt pathway improves hair growth by human dermal papilla cells in hair beads.
4 citations
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December 2013 in “Journal of Investigative Dermatology Symposium Proceedings” 10 citations
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February 1976 in “The Journal of Dermatology” γ‐Oryzanol ointment increases sebaceous gland activity and sebum production.
October 2025 in “Frontiers in Toxicology” A new method effectively predicts estrogen-related health effects for early screening.
January 2016 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A substance called prostaglandin D2 is found more in bald scalps and it stops hair from growing. Blocking its receptor could potentially treat hair loss.
Platelet-rich plasma helps human hair cells grow and survive better.
79 citations
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December 1990 in “Clinical endocrinology” The testes control steroid production through complex interactions involving various cells and signaling molecules.
August 2018 in “Brock University Digital Repository (Brock University)” Adolescent male rats release more stress hormones than adults, and testosterone affects them differently.
4 citations
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April 2024 in “Cellular and Molecular Biology” Injectable platelet-rich fibrin is better than platelet-rich plasma for promoting hair growth.
7 citations
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January 2015 in “PubMed” Osteopontin may play a role in alopecia areata, but its levels don't predict treatment success.
7 citations
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December 2006 Tribulus terrestris extract significantly increases MSH expression and melanin production in mouse hair follicles.
31 citations
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March 2020 in “International Journal of Regenerative Medicine” PRP treatment can safely boost hormone levels in some IVF patients with low ovarian reserve.
May 2021 in “Journal of the Endocrine Society” A patient produced cortisol after adrenalectomy, possibly due to residual tissue or other body parts making steroids.
January 2026 in “International Journal of Women s Health” A new model helps predict treatment success in girls with early puberty.
August 2016 in “Journal of Investigative Dermatology” Human hair follicles have a scent receptor that can influence hair growth.
61 citations
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September 2011 in “Pain” PEA reduces pain by increasing neurosteroid synthesis in the spinal cord.
20 citations
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October 2017 in “Clinical Endocrinology” The conclusion is that removing both ovaries is the best treatment for excess male hormones in postmenopausal women, with medication as another option, and managing insulin resistance is important for diagnosis and treatment.
1 citations
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October 2001 in “Journal of Wood Science” Some extracts from woods and fungi can promote hair growth better than a known hair growth substance.
January 2026 in “Journal of Community Medicine and Health Solutions” PP405 shows promise as a new, effective treatment for hair loss with minimal side effects.
11 citations
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July 2015 in “Gene” DHT affects bone growth by altering gene activity in osteoblasts, potentially complicating steroid use.
205 citations
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March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.