72 citations
,
November 2017 in “Journal of developmental biology” The Hedgehog signaling pathway is important for skin and hair growth and can lead to cancer if it doesn't work right.
134 citations
,
July 2020 in “Experimental dermatology” Hair follicles are normally protected from the immune system, but when this protection fails, it can cause hair loss in alopecia areata.
July 2018 in “British Journal of Dermatology” Hair regrowth was seen in 83% of children with alopecia, immune system plays a role in the condition, and various treatments showed effectiveness for hair and nail disorders.
5 citations
,
June 2019 in “British Journal of Dermatology” Tofacitinib was more effective than apremilast in treating hair loss in a mouse model of alopecia areata.
10 citations
,
September 2018 in “Regenerative Medicine” New hair can grow from large wounds in mice, but less so as they age, involving reprogramming of skin cells and specific molecular pathways.
3 citations
,
January 2020 in “Indian Journal of Dermatology” Certain gene variations in the Vitamin D Receptor are linked to higher risk of female hair loss.
1 citations
,
December 2025 in “Stem Cell Research & Therapy” Stem cell-derived exosomes can help repair ear damage and improve balance and hearing.
3 citations
,
June 2006 in “Expert Review of Dermatology” The document concludes that hair loss is complex, affects many people, has limited treatments, and requires more research on its causes and psychological impact.
July 2024 in “Clinical Cosmetic and Investigational Dermatology” Certain immune cells are linked to non-scarring hair loss, suggesting potential for immune-targeted treatments.
September 2022 in “Institutional Repositories DataBase (IRDB)” 3D-oxy exosomes may significantly boost hair growth, offering new treatment options for hair loss.
56 citations
,
October 2018 in “Journal of The American Academy of Dermatology” Androgens play a complex role in skin conditions like acne and hair loss in women, and normal blood levels don't always show true androgen status.
August 2024 in “Cell Death and Disease” Activating TLR9 helps heal wounds and regrow hair by using specific immune cells.
4 citations
,
July 2025 in “Frontiers in Pharmacology” Cooling with antioxidants helps protect hair during chemotherapy.
43 citations
,
February 2019 in “International immunology” Special immune cells called Regulatory T cells help control skin inflammation and repair in various skin diseases.
31 citations
,
April 2007 in “Experimental Dermatology” Stress in mice delays hair growth and treatments blocking substance P can partly reverse this effect.
14 citations
,
February 2022 in “The Journal of clinical investigation/The journal of clinical investigation” Scientists made a mouse model of a serious skin cancer by changing skin cells with a virus and a specific gene, which is similar to the disease in humans.
36 citations
,
January 2006 in “Veterinary Dermatology” Cyclosporin effectively and safely treated skin diseases in three pets with no side effects.
March 2023 in “Biomedicine & Pharmacotherapy” GPR40 agonists help hair growth through the protein ANGPTL4.
12 citations
,
May 2015 in “Molecular Medicine Reports” Troxerutin helps protect skin cells from oxidative stress and may be good for treating hair loss.
134 citations
,
January 2011 in “Development” Adam10 enzyme is crucial for healthy skin and proper Notch signaling.
February 2025 in “Biomolecules” Melatonin can help or hinder hair growth depending on the dose.
March 2026 in “Frontiers in Medicine” Different types of alopecia cause hair loss due to immune system issues, with some allowing regrowth and others causing permanent loss.
32 citations
,
August 2019 in “Nature Communications” Chemotherapy causes permanent hair follicle damage by triggering stem cell loss.
9 citations
,
November 2019 in “Scientific reports” The AC 2 peptide from Trapa japonica fruit helps protect hair cells and may treat hair loss.
9 citations
,
January 2018 in “BioMed Research International” Tetrahydroxystilbene Glucoside may help prevent hair loss by blocking certain pathways that lead to cell death.
27 citations
,
August 2015 in “Experimental Dermatology” Certain electric currents can promote hair growth by activating specific cell pathways.
56 citations
,
September 2013 in “Journal of Biochemistry and Molecular Biology” Androgens increase a growth factor in hair cells by creating reactive oxygen species, and antioxidants might help treat hair loss.
11 citations
,
May 2016 in “Naunyn-Schmiedeberg's Archives of Pharmacology” A substance called 15-deoxy prostaglandin J2 can cause hair follicle cells to die, which might explain how prostaglandin D2 can lead to hair loss.
October 2021 in “Journal of Investigative Dermatology” Blocking IL-12 can help treat alopecia areata by preventing hair follicle immune issues.
March 2025 in “Journal of Education Health and Sport” Alopecia areata causes hair loss due to immune issues, and while new treatments show promise, no universally effective solution exists yet.