110 citations
,
January 2014 in “Journal of Controlled Release” Phospholipid-coated nanoparticles penetrate hair follicles better than others, especially in pig ears.
16 citations
,
April 2021 in “Frontiers in Cell and Developmental Biology” New hair follicles could be created to treat hair loss.
Botulinum toxin shows promise for treating scalp sweating but not for hair growth.
195 citations
,
June 2005 in “American Journal of Human Genetics” Genetic variation in the androgen receptor gene mainly causes early-onset hair loss, with maternal inheritance playing a key role.
9 citations
,
September 2022 in “Pharmaceutics” Porcine placenta extract may improve hair growth and skin health.
130 citations
,
April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
February 2026 in “International Journal of Molecular Sciences” Silencing SFRP1 alone promotes hair growth, but adding DKK1 does not help.
18 citations
,
August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.
January 2018 in “Communications in computer and information science” Researchers developed a computer system to automatically diagnose hair loss by analyzing scalp images.
85 citations
,
April 2012 in “PLOS ONE” Valproic Acid helps regrow hair in mice and activates a hair growth marker in human cells.
10 citations
,
January 2021 in “Journal of Natural Medicines” Ent-kaurane-type diterpenoids from Isodonis Herba may promote hair growth by boosting cell proliferation.
November 2025 in “Scientific Reports” COVID-19 may cause hair loss by affecting hair follicles.
3 citations
,
August 2018 in “Stem cells international” Hair follicle cells help maintain and support stem cells and blood cell formation.
87 citations
,
February 2000 in “Journal of Investigative Dermatology” Stem cells in developing hair follicles move to specific areas as they mature.
April 2025 in “Journal of Cosmetic and Laser Therapy” QR678 Neo® improves hair transplant success and hair regrowth.
28 citations
,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
10 citations
,
May 2020 in “Journal of proteome research” Explosions don't stop hair proteins from being used to identify people.
April 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene variant causes patched hair loss in mice, similar to alopecia areata in humans.
8 citations
,
April 2017 in “Journal of The Royal Society Interface” Giant axonal neuropathy changes the structure of keratin in human hair.
March 2024 in “Clinical, cosmetic and investigational dermatology” Skin Radiance Collagen improved skin and hair health in adult females.
August 2025 in “Nutrients” Ageratum conyzoides extract promotes hair growth and regrowth.
11 citations
,
August 2017 in “American Journal of Dermatopathology” EVG staining helps tell apart follicular scars from follicular streamers, aiding in diagnosing different types of hair loss.
4 citations
,
December 2022 in “Cells” Engineered nanovesicles from fibroblasts may help treat hair loss by promoting hair growth.
12 citations
,
January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
3 citations
,
September 2022 in “Molecules” Camellia seed cake extract may help hair growth by blocking the hair loss effects of a hormone called DHT.
2 citations
,
September 2023 in “Cosmetics” Cannabinoids may help some skin conditions but more research is needed.
Wildebeest stress and hormone levels are influenced by food availability, human presence, and reproductive cycles.
April 2024 in “American Journal of Biological Anthropology” Hair traits vary widely and are not reliable indicators of ancestry.
A natural compound called VB-1 can help promote hair growth by boosting a specific cell signal in human skin cells.
8 citations
,
June 2001 in “Journal of Biological Chemistry” A truncated protein linked to breast cancer may change cell adhesion.