August 2016 in “Journal of Investigative Dermatology” Human hair follicles have a scent receptor that can influence hair growth.
22 citations
,
June 2012 in “Journal of Investigative Dermatology” Adiponectin may stimulate hair growth and could be a potential treatment for promoting hair growth.
4 citations
,
January 2019 in “Micron” Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
November 2024 in “International Journal of Cosmetic Science” Botanical extracts can improve scalp health by reducing oxidative stress.
February 2025 in “Brazilian Journal of Hair Health” Personalized multimodal treatment significantly improved hair growth and scalp coverage in androgenetic alopecia without side effects.
72 citations
,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
12 citations
,
July 2014 in “Journal of Investigative Dermatology” Chemotherapy causes complex changes in hair follicle cells that can lead to hair loss.
November 2022 in “Journal of Investigative Dermatology” Activating a bitter taste receptor in hair follicles can stop hair growth by increasing a specific growth factor.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” MPZL3 is important for controlling the hair growth cycle in mice and humans.
Estrogen and its receptors play a key role in hair growth, with differences between males and females.
November 2022 in “Journal of Investigative Dermatology” The extract of Silybum marianum, Manganese PCA, and Lespedeza capitata can boost hair growth and extend the growth phase when combined in a serum.
October 2021 in “Journal of Investigative Dermatology” Edelweiss extract may help prevent hair loss and increase hair density.
71 citations
,
October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” HFMs can help study hair growth and test potential hair growth drugs.
67 citations
,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Androgens promote beard growth but cause hair loss in androgenetic alopecia, with TGF-β1 as a potential treatment target.
6 citations
,
December 1990 in “PubMed” Keratinocytes in hair follicles differentiate similarly to skin cells, with specific patterns in different regions.
November 2025 in “Journal of Investigative Dermatology” BTNL2 helps protect hair follicles from immune attacks.
February 2017 in “International Journal on Advanced Science, Engineering and Information Technology” Human hair follicle stem cells can grow and turn into skin cells on chitosan templates, which may help in regenerative medicine.
58 citations
,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Electrical epilation damages hair follicles and surrounding skin, likely preventing hair regrowth.
3 citations
,
January 1988 Minoxidil helps hair grow, especially in people with mild hair loss.
1 citations
,
April 2016 in “Journal of Investigative Dermatology” Blocking Prostaglandin D₂ may help treat hair loss.
November 2025 in “The Journal of Immunology” BTNL2 helps protect hair follicles from immune attacks, which could aid in treating alopecia areata.
October 2015 in “Journal of Bioresource Management” Growing hair cells in the lab from plucked hairs could lead to a new, less invasive, and cheaper baldness treatment.
January 2015 in “Springer eBooks” Fat-derived stem cells and their secretions show promise for treating skin aging and hair loss.
2 citations
,
January 2009 A natural extract-based hair growth product was developed and showed promise in preliminary tests.
November 2022 in “Journal of Investigative Dermatology” The fragrance cyclohexyl salicylate helps promote hair growth and increase hair stem cell numbers.
54 citations
,
January 2009 in “Development” β-catenin, Shh, and Bmp signaling control hair follicle development.
September 2019 in “Journal of Investigative Dermatology” EGFR and MEK inhibitors reduce PD-L1 in hair follicles, possibly causing inflammation.
209 citations
,
September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
22 citations
,
November 2008 in “International Journal of Dermatology” A mix of 5-aminolevulinic acid and iron ion can speed up hair growth.