227 citations
,
January 1998 in “Journal of Endocrinology” Cells from balding scalps have more androgen receptors than cells from non-balding scalps.
June 2020 in “Journal of Investigative Dermatology” Red clover extract-based scalp treatments significantly improved hair volume and reduced hair loss and damage.
April 2026 in “Microorganisms” SCFF may help promote hair growth and scalp health.
17 citations
,
December 2019 in “Stem Cell Research & Therapy” Grouping certain skin cells together activates a growth pathway that helps create new hair follicles.
5 citations
,
February 2012 in “Aesthetic Plastic Surgery” A man developed skin cancer on his scalp after multiple artificial hair grafts.
Synthetic hair implants can cause scalp cancer years later.
2 citations
,
August 2012 in “Aesthetic Plastic Surgery” The letter argues that blaming synthetic hair implants for scalp cancer based on one report is biased and possibly coincidental.
33 citations
,
January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
19 citations
,
January 1997 in “Endocrinology” Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.
January 1994 in “Skin research” EGF and TGF-α help maintain hair cell cultures, but TGF-β1 stops their growth.
31 citations
,
August 2000 in “Journal of Investigative Dermatology” Stem cells are key for hair follicle recovery.
13 citations
,
May 2022 in “Cell discovery” The study found new details about human hair growth and suggests that preventing a specific biological pathway could potentially treat hair graying.
Using scalp stem cells can improve hair transplants.
April 2023 in “Journal of Investigative Dermatology” ALRN-6924 can protect hair follicles from chemotherapy damage by temporarily stopping cell division.
124 citations
,
April 1992 in “Journal of Endocrinology/Journal of endocrinology” Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
February 1990 in “PubMed” Higher DHEA-S levels in hirsute females affect hair growth phases.
235 citations
,
January 2011 in “Journal of Clinical Investigation” Men with baldness due to androgenetic alopecia still have hair stem cells, but lack specific cells needed for hair growth.
December 2015 in “Journal of Neurology and Stroke” A man had a stroke after getting a scalp injection for hair loss.
8 citations
,
November 2020 in “Frontiers in Cell and Developmental Biology” Certain genes are more active in baby scalp cells and can help grow hair when added to adult mouse skin cells.
November 2024 in “Journal of Investigative Dermatology” γδT cells can protect hair follicles from alopecia areata and promote hair regrowth.
March 2024 in “International Journal of Cosmetic Science” Dandruff is linked to increased T cells and weakened immune protection in hair follicles.
October 2023 in “Journal of the Endocrine Society” Estetrol helps keep scalp hair in the growth phase longer and improves hair follicle health by affecting the hair root and increasing stem cells.
33 citations
,
September 2019 in “Dermatologic Surgery” Using a special stem cell formula on the scalp once a month for six months helped people with hair loss grow more hair.
August 2023 in “British Journal of Surgery” Synthetic hair transplants can lead to skin cancer on the scalp.
7 citations
,
December 2016 in “Journal of The Taiwan Institute of Chemical Engineers” Pig blood plasma can be used to promote human hair growth and is a good alternative to the commonly used serum additive.
February 2017 in “Spectrum Research Repository (Concordia University)” Porcine PRP can replace FBS and promote hair growth.
63 citations
,
September 2009 in “Regenerative Medicine” Scientists found a way to grow human hair cells in a lab that can create new hair when transplanted.
1 citations
,
November 2022 in “Journal of Investigative Dermatology” ALRN-6924 may prevent hair loss caused by chemotherapy.
July 2025 in “Journal of Investigative Dermatology” γδ T cells can prevent and treat alopecia areata, offering a new therapy option.
November 2023 in “Journal of Investigative Dermatology” γδTregs can protect hair follicles from alopecia areata and may help regrow hair.