January 2022 in “Skin Pharmacology and Physiology” Higher STAT3 levels are found in hair loss areas, but not linked to hair loss severity.
14 citations
,
September 2018 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A boy's growth and immune problems were caused by a new mutation in the STAT5B gene.
November 2017 in “Asian journal of pharmaceutical and clinical research” Three compounds from Dadap leaves may help treat hair loss.
489 citations
,
November 2021 in “Signal Transduction and Targeted Therapy” The JAK/STAT pathway is important in cell processes and disease, and JAK inhibitors are promising for treating related conditions.
108 citations
,
July 2009 in “Experimental Dermatology” Leptin may improve skin regeneration and hair growth, and help reverse skin aging.
73 citations
,
November 2000 in “Proceedings of the National Academy of Sciences of the United States of America” There are two ways to start hair growth: one needs Stat3 and the other does not, but both need PI3K activation.
February 2026 in “Journal of Nanobiotechnology” A new treatment using a special gel with miR-665 reduces inflammation and helps hair regrow in alopecia areata.
May 2024 in “Archives of dermatological research” Enz_MoriL from mulberry leaves helps hair growth by affecting specific cell pathways.
April 2015 in “Plastic and Reconstructive Surgery” TLR3 activation helps improve skin and hair follicle healing in mice.
8 citations
,
November 2024 in “EMBO Molecular Medicine” Targeting JAK-STAT1 can reduce inflammation and promote hair growth in conditions linked to EGFR deficiency.
4 citations
,
May 2025 in “Frontiers in Immunology” JAK inhibitors effectively and safely treat alopecia areata with few serious side effects.
January 2023 in “The Egyptian Journal of Hospital Medicine” New treatments for sudden hair loss include oral medications and a special laser, both showing promise in hair regrowth.
August 2023 in “Medical Hypotheses” Metformin, usually used for diabetes, can also help treat hair loss from alopecia areata due to its ability to reduce inflammation and stimulate new hair growth.
Baricitinib may reactivate trichilemmal cysts in people with a history of these cysts.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Cancer treatment drugs can cause permanent hair loss by damaging hair follicle stem cells, but a specific inhibitor might reverse this effect.
34 citations
,
June 2020 in “British journal of dermatology/British journal of dermatology, Supplement” Frontal fibrosing alopecia is linked to increased immune system activity and reduced stem cells, suggesting early treatment targeting this pathway might prevent hair follicle damage.
223 citations
,
September 2018 in “Rheumatology” JAK inhibitors are effective in treating various immune-related diseases, not just rheumatoid arthritis.
January 2021 in “Research Square (Research Square)” STAT3 reduces FST gene activity and cell growth, affecting hair development and wool quality.
October 2025 in “Clinical Cosmetic and Investigational Dermatology” Targeting specific cell interactions may help treat skin fibrosis.
26 citations
,
September 2018 in “Journal of Molecular Cell Biology” Endoglin is crucial for proper hair growth cycles and stem cell activation in mice.
39 citations
,
March 2008 in “Journal of biological chemistry/The Journal of biological chemistry” GLI2 increases follistatin production in human skin cells.
June 2025 in “International Journal of Molecular Sciences” Targeting EMT and fibrotic remodeling may help treat androgenetic alopecia.
16 citations
,
July 2020 in “International Journal of Molecular Sciences” Ruxolitinib may help treat hair loss by reducing inflammation, promoting hair growth signals, and protecting hair follicle immunity.
2 citations
,
October 2023 in “Science advances” Touching hair can activate nearby nerve cells through signals from the hair's outer layer.
January 2026 in “Applied Sciences” Cyclic ADP-ribose helps regulate calcium and signals that promote hair growth in hair follicle cells.
173 citations
,
January 2014 in “Nature Cell Biology” Wnt signaling controls whether hair follicle stem cells stay inactive or regenerate hair.
212 citations
,
May 2012 in “Genes & Development” Planarian regeneration begins with a specific gene activation caused by injury, essential for healing and tissue regrowth.
1039 citations
,
February 2009 in “Nature Reviews Molecular Cell Biology” Skin stem cells are crucial for maintaining and repairing the skin and hair, using a complex mix of signals to do so.
215 citations
,
September 2003 in “Journal of Biological Chemistry” Vitamin D receptor and hairless protein are essential for hair growth.
70 citations
,
December 2004 in “Proceedings of the National Academy of Sciences” BMP signaling affects hair color by interacting with the MC-1R pathway.