73 citations
,
May 2009 in “Proceedings of the National Academy of Sciences” Disrupting the Sox21 gene in mice causes hair loss and regrowth cycles.
November 2015 in “European journal of dermatology/EJD. European journal of dermatology” A 55-year-old woman with several health conditions did not see hair regrowth after a transplant.
July 2015 in “Cambridge University Press eBooks” The document concludes that treatments for female hair loss and excess body hair are available, but managing expectations is important.
23 citations
,
April 2018 in “Journal der Deutschen Dermatologischen Gesellschaft” Permanent hair loss from cicatricial alopecia is treated by reducing inflammation and managing symptoms, but regrowth in scarred areas is unlikely.
3 citations
,
July 2017 in “International journal of medicine” Intralesional triamcinolone acetonide effectively treats alopecia areata, as shown by significant improvements in hair regrowth and dermoscopic indicators.
June 2019 in “Journal of evolution of medical and dental sciences” Dermoscopy is useful for tracking alopecia areata treatment, with yellow dots and new vellus hairs being good indicators of hair regrowth.
27 citations
,
May 2007 in “Archives of dermatological research” Diphencyprone treatment increases CD8 lymphocytes in the scalp, which is associated with hair regrowth in alopecia areata patients.
January 2012 in “International Journal of Trichology” Two siblings have a rare genetic condition causing curly, coarse hair.
57 citations
,
January 2019 in “Stem Cell Research & Therapy” OCT4 helps hair stem cells renew and fight aging, potentially aiding hair regrowth.
38 citations
,
July 1998 in “Journal of surgical oncology” A woman with breast cancer developed a rare condition causing excessive fine hair growth on her face and body.
3 citations
,
July 2018 in “European Journal of Dermatology” An elderly man's hair grew back after treatment with secukinumab, possibly due to reduced scalp inflammation or the medication's direct effects.
2 citations
,
January 2023 in “Pharmaceuticals” Natural products and phytochemicals may help with hair regrowth, but more research is needed.
19 citations
,
May 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” The type 3 IP3 receptor is important for controlling hair loss and growth.
40 citations
,
January 2016 in “Elsevier eBooks” The skin is the largest organ, protecting the body, regulating temperature, and producing hormones.
87 citations
,
December 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Cancer patients treated with immune checkpoint inhibitors may develop alopecia, but some hair regrowth is possible with treatment.
30 citations
,
January 2020 in “Journal of The American Academy of Dermatology” Fibrosing alopecia in a pattern distribution is a hair loss condition often confused with other types, requiring early treatment but usually not resulting in significant hair regrowth.
20 citations
,
April 1999 in “British journal of plastic surgery” Ruby laser hair removal significantly reduces hair density.
5 citations
,
March 2011 in “Journal of pediatric health care” The girl with autoimmune hair loss might regrow hair within a year, and treatments can help but not prevent recurrence; dermatologist referral and corticosteroids are recommended.
4 citations
,
November 2009 in “Medical Clinics of North America” Stress, nutritional issues, and chronic diseases can cause hair loss, and nail changes may signal internal diseases; treatment focuses on the underlying cause.
2 citations
,
December 2004 in “Medicine” Different hair and scalp disorders cause hair loss or excess hair growth, with various treatments available depending on the specific condition.
2 citations
,
May 2001 in “Current problems in dermatology” The conclusion is that effectively treating hair disorders is difficult due to the complex factors affecting hair growth and more research is needed to improve treatments.
January 2026 in “International Journal of All Research Education & Scientific Methods” Alopecia is caused by various factors, and new treatments like gene editing and regenerative medicine offer hope for personalized hair regrowth solutions.
2 citations
,
December 2012 in “Acta Facultatis Medicae Naissensis” A man with HIV had hair loss due to syphilis, which improved after penicillin treatment.
September 2025 in “Cureus” GLP-1 receptor agonists may cause hair loss, but more research is needed.
January 2023 in “International Journal of Pharmaceutical Research and Development” Nanotechnology therapies can help improve quality of life for those with hair loss.
277 citations
,
July 2011 in “Journal of the Dermatology Nurses’ Association” The skin's layers protect, sense, and regulate the body's internal balance, but can be prone to cancer.
59 citations
,
September 2008 in “Journal of Burn Care & Research” Nitric oxide gel helps heal skin burns faster by improving skin growth, hair regrowth, and blood vessel formation.
21 citations
,
February 2009 in “Journal of the American Academy of Dermatology” Some cases of tinea capitis, a fungal scalp infection, can look like scarring hair loss due to the body's immune response and the fungus itself.
16 citations
,
January 2023 in “Molecular Biomedicine” 3D-printed microneedles can precisely regrow hair in targeted areas.
4 citations
,
January 2011 Fermented Pleuropterus cilinervis extracts promote hair growth better than Minoxidil.