22 citations
,
September 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” The study's results on the effectiveness of low-dose IL-2 for alopecia areata and its impact on immune cells were not provided.
January 2011 in “Medical Journal of National Defending Forces in Northwest China” The treatment helped regrow hair in women with hair loss.
32 citations
,
August 2016 in “Science Signaling” Alopecia areata patients show unique protein activity patterns, suggesting imbalanced signaling pathways.
November 2018 in “Journal of Investigative Dermatology” Lichen Planopilaris causes irreversible hair loss due to immune attacks on hair stem cells, but modulating PPAR-γ might help treat it.
April 2016 in “Journal of The American Academy of Dermatology” Certain scalp tissue features can predict how well alopecia areata responds to steroid injections.
1 citations
,
September 2004 in “Experimental Dermatology” MC-1R is present in skin cells and may help reduce inflammation.
31 citations
,
January 1987 in “Dermatology” Minoxidil helps hair regrowth in severe alopecia areata by changing immune cell behavior.
April 2024 in “Frontiers in physiology” Immune cells are crucial for hair growth and preventing hair loss.
December 2025 in “Skin Appendage Disorders” Topical cetirizine may help increase hair count in androgenetic alopecia.
44 citations
,
January 2006 in “Biological & Pharmaceutical Bulletin” Androgen hormones cause hair follicle scarring in hair loss, and finasteride helps reduce it.
77 citations
,
July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
January 1996 in “Journal of Investigative Dermatology” 37 citations
,
December 2001 in “Journal of Investigative Dermatology” Leptin may play a role in hair growth and hair follicle health.
July 2024 in “Journal of Investigative Dermatology” Expanding regulatory T cells may help treat alopecia areata by reducing harmful immune cells.
July 2024 in “Journal of Investigative Dermatology” Skin hormone levels change significantly after menopause.
January 2022 in “Yonago Acta Medica” A woman got a skin condition from misusing a steroid cream, which improved after she stopped using it and started a new treatment.
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.
18 citations
,
May 2010 in “Zentralblatt für Veterinärmedizin Reihe A” Hair zinc levels don't reliably indicate overall zinc status in animals.
4 citations
,
February 2009 in “Obstetrical & Gynecological Survey” Testosterone patches can modestly improve sexual function in postmenopausal women not on estrogen therapy.
6 citations
,
April 2017 in “Experimental dermatology” CD80CD86 deficiency causes hair loss by disrupting regulatory T cells.
April 2016 in “Journal of Investigative Dermatology” Wnt ligands, produced by dermal papilla cells, are essential for adult hair growth and regeneration.
28 citations
,
November 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” GMG-43AC may help reduce unwanted hair growth and treat certain hair loss conditions.
September 2016 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Higher RBP4 levels found in people with two types of hair loss.
3 citations
,
April 2024 in “Molecular Human Reproduction” Paxillin may help manage androgen-related disorders like PCOS by stabilizing androgen receptor proteins.
April 2026 in “Frontiers in Immunology” Blocking the CXCL12–CXCR4 axis may help treat hair loss in alopecia.
March 2026 in “Frontiers in Veterinary Science” All-trans retinoic acid slows cell growth and increases cell death in goat hair follicles through a specific pathway.
127 citations
,
July 2002 in “EMBO journal” Normal skin cell renewal doesn't need RAR signaling, but vitamin A-related skin thickening does.
101 citations
,
March 2019 in “Cell Stem Cell” Certain immune cells in the skin release a protein that stops hair growth by keeping hair stem cells inactive.
December 2025 in “Journal of Investigative Dermatology” Immune system issues may contribute to female pattern hair loss.
1 citations
,
February 2022 in “Experimental Dermatology” Certain proteins are found at higher levels in balding areas compared to non-balding areas, suggesting a link to hair loss. This could be useful for diagnosing and treating hair loss.