5 citations
,
January 2007 in “Immunopharmacology and Immunotoxicology” 17β-Estradiol boosts allergic reactions and slows thymus aging in mice.
33 citations
,
April 2020 in “Journal of Clinical Investigation” Stress in hair follicle stem cells causes inflammation in a chronic skin condition through a specific immune response pathway.
January 2026 in “Journal of Ethnopharmacology” Naringin from citrus fruits can significantly promote hair growth better than minoxidil.
August 2025 in “JAAD International” Bicalutamide may reduce hair shedding in women but needs longer trials to confirm its effectiveness.
January 2004 in “Trace Elements Science” Diabetics have lower chromium, manganese, and copper, but higher iron in their hair.
77 citations
,
February 2001 in “Journal of Dermatological Science” HGF activator helps convert HGF to its active form, promoting hair growth.
57 citations
,
June 2003 in “American Journal of Physiology-cell Physiology” Cyclosporin A helps mice grow hair by blocking a specific protein activity in skin cells.
17 citations
,
December 2001 in “Journal of Investigative Dermatology” The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.
16 citations
,
March 2019 in “Experimental dermatology” Injury changes how hair follicle stem cells behave, depending on the hair growth stage.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Mouse skin glands need healthy nerves to grow properly during hair growth phases.
January 2010 in “Bradford Scholars (University of Bradford)” MicroRNAs are crucial for hair growth and skin balance.
38 citations
,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings”
36 citations
,
April 2018 in “Journal of Investigative Dermatology” Macrophages help hair growth after injury through CX3CR1 and TGF-β1.
April 2026 in “International Journal of Molecular Sciences” Ageratum houstonianum extract and agerarin may help hair growth.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain immune cells, when activated by specific signals, can encourage hair growth.
IL-1 and IL-7 help activate cells that boost hair follicle stem cell growth, aiding wound healing.
IL-1 signaling is crucial for hair follicle stem cell growth and wound healing.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking a key energy pathway in human hair follicles can trigger stress responses that stop cell growth.
January 1997 in “Journal of agricultural medicine and community health” Lower zinc and copper and higher cadmium in hair may be linked to non-insulin dependent diabetes.
91 citations
,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
194 citations
,
March 2003 in “American Journal of Pathology” Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.
109 citations
,
April 1997 in “Archives of Dermatological Research” Mast cell and nerve fiber interactions in mouse skin change with the hair cycle.
24 citations
,
April 2006 in “Journal of the American Academy of Dermatology” Heat shock protein 27 is more present in the active growth phase of human scalp hair follicles.
September 2025 in “Lasers in Medical Science”
8 citations
,
April 2014 in “Anti-Cancer Drugs” A hormone linked to collagen helps hair grow back in mice after chemotherapy, and may also prevent bone loss.
2 citations
,
September 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair follicle niches are specified before they form and depend on progenitor cells.
August 2025 in “JAAD International” Bicalutamide may take longer to work for female hair loss, and higher doses might be needed.
January 2025 in “SSRN Electronic Journal” 52 citations
,
May 2011 in “APOPTOSIS” Hydroxyl radicals cause hair follicle cell death during chemotherapy by reducing Bcl-2 protein levels.