January 1997 in “Elsevier eBooks” Hair and nails are skin parts that develop early and serve protective and functional roles.
24 citations
,
September 1997 in “PubMed” Loose anagen hair can appear at any age and may improve over time.
August 2022 in “Nutrients” Nutritional supplements may help improve hair growth in female pattern hair loss.
May 2020 in “Current developments in nutrition” Vitamin A affects the resting phase of hair growth, with both low and high levels increasing the number of hair follicles in this phase.
April 2023 in “Journal of Investigative Dermatology” Transplanted stem cells from hair follicles significantly boosted hair growth and normalized follicles in certain mice.
Hair follicle stem cells can be cultured, but better methods are needed for longer growth.
176 citations
,
September 2006 in “Stem Cells” BMP signaling prevents hair growth by stopping stem cell activation.
3 citations
,
June 1997 in “Veterinary Dermatology” Minoxidil treatment can stimulate hair growth in hairless puppies if applied early.
September 2017 in “Journal of Investigative Dermatology” Certain products and treatments can improve hair health and growth.
71 citations
,
May 1991 in “Clinical and Experimental Dermatology” Young men with male pattern baldness lose hair density over time without treatment.
1 citations
,
August 2020 in “CRC Press eBooks” Hair growth can be influenced by manipulating keratin and growth factor genes.
3 citations
,
January 2021 in “Plastic and Aesthetic Research” Hair loss reduces hair thickness and coverage, but drug treatments mainly revive dormant hairs rather than reverse thinning; patients often undervalue their hair loss severity.
2 citations
,
June 2001 in “American Journal of Pathology” The document concludes that understanding how hair follicles naturally die and regenerate is important for insights into organ development and could impact health and disease treatment.
May 2025 in “Journal of Neonatal Surgery” Plant growth factors can help regrow hair in androgenic alopecia.
February 1990 in “PubMed” Higher DHEA-S levels in hirsute females affect hair growth phases.
August 2023 in “Dermatologic Surgery” Wounding may stimulate hair growth, but more research is needed to confirm the safety and effectiveness of related treatments.
21 citations
,
October 2013 in “Molecular Biology of the Cell” The protein CCN2 controls hair growth by affecting hair follicle formation and stem cell activity in mice.
16 citations
,
September 2022 in “Cold Spring Harbor Perspectives in Biology” Wound healing can potentially regrow hair and aid in hair loss treatments.
January 2023 in “Figshare” Mouse skin and hair aging starts at 200 days, with changes in hair follicles and more white hairs as signs of aging.
January 2013 in “Seoul National University Open Repository (Seoul National University)” Epidermal growth factor helps hair regrow after chemotherapy.
127 citations
,
March 2016 in “PLoS ONE” Key genes and pathways crucial for hair follicle development in cashmere goats were identified, aiding fleece production improvement.
January 2025 in “BMC Genomics” Key genes and RNA networks regulate hair growth and follicle density in Rex rabbits.
14 citations
,
December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
23 citations
,
May 1998 in “Journal of Dermatological Science” Insulin or IGF-I is needed for hair growth in newborn mice, while minoxidil helps adult mouse hair grow, suggesting a way to study human hair loss.
May 2015 in “Journal of The American Academy of Dermatology” The research shows a potential way to regenerate hair using adult cells that have been grown and guided to produce new hair fibers.
415 citations
,
January 2008 in “Cell” NFATc1 controls hair stem cell activity, affecting hair growth and could be a target for hair loss treatments.
62 citations
,
June 1993 in “Archives of Dermatological Research”
December 2019 in “Journal of pediatrics & neonatology” A 13-year-old boy had a rare, stable type of hair loss with little chance of regrowth, but treatment is available for looks.
25 citations
,
June 2004 in “Journal of Investigative Dermatology” Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
October 2025 in “Journal of Investigative Dermatology” Hair follicle dermal stem cells help control hair growth timing by regulating signals at the hair germ–dermal papilla interface.