April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” KLF4 is important for keeping hair follicle stem cells inactive.
January 2023 in “International Journal of Dermatology and Venereology” Many people experienced hair loss after having COVID-19, with the worst cases in hospitalized patients, and some saw hair regrowth within six months.
Exposure to toxic elements like mercury and lead may be linked to autism, and a higher zinc to copper ratio might help protect against it.
April 2018 in “Journal of Investigative Dermatology” Light can activate hair growth through a pathway from the eyes to hair follicles.
April 2017 in “Journal of Investigative Dermatology” The BMP/Smads pathway and Id2 gene control hair follicle stem cells, affecting their rest and growth phases.
October 2016 in “Iranian journal of psychiatry and behavioral sciences” Sertraline, an antidepressant, may cause hair loss in rare cases.
August 2016 in “Journal of Investigative Dermatology” Activating Nrf2 can improve wound healing by increasing hair follicle stem cells.
June 2005 in “Key Engineering Materials” Using hydrogels to slowly release growth factors can effectively boost hair growth in mice.
June 2003 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” GLABRA2 represses root hair formation by inhibiting a specific gene.
January 1998 in “KAGAKU TO SEIBUTSU” The document suggests that male hormones likely affect hair growth and baldness, and future treatments might involve stem cells and androgen-independent cells.
January 1974 in “Nippon Nōgei Kagakukaishi/Nihon Nougei Kagakkaishi” Applying L-methionine and L-serine to the skin promotes the most hair growth.
June 2012 in “Prescriber” Topical minoxidil effectively and safely treats female pattern hair loss, but other treatments need more research.
135 citations
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November 1987 in “Differentiation” Outer root sheath cells consistently express certain keratins influenced by their environment.
2 citations
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January 2022 in “Experimental Dermatology” GDNF signaling helps in hair growth and skin healing after a wound.
January 2013 in “Hair transplant forum international” Minoxidil and finasteride are effective for male hair loss; minoxidil also helps female hair loss, with some treatments needing more research.
6 citations
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April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
2 citations
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January 2012 in “International Journal of Trichology” Coffee and tea might help hair growth in balding individuals, but side effects and alternative uses are being considered.
1 citations
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January 2012 in “生物医学研究杂志:英文版” Cyclosporine A promotes hair growth in mice.
June 2025 in “Frontiers in Medicine” Omalizumab may cause temporary hair loss, especially in women aged 18-60.
April 2012 in “J. Willard Marriott Library” Cannabinoids like THC and THCA get into hair through skin oils, not hair color.
August 1994 in “Journal of dermatological science” Cyclosporin A and FK506 can start new hair growth in mice, but ascomycin and rapamycin cannot.
August 2022 in “Archives of pediatric surgery” Hair-Thread Tourniquet Syndrome is a rare condition where hair or thread tightly wraps around a child's body part, requiring quick treatment to prevent damage.
117 citations
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April 2008 in “Developmental biology” Ectodysplasin inhibits Wnt signaling to help form hair follicles.
2 citations
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January 2017 in “Indian dermatology online journal” A woman had a rare infection of both white piedra and head lice, which improved after 10 weeks of antifungal treatment.
24 citations
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July 2011 in “PubMed” Thyroid hormones affect skin texture, hair and nail growth, and can cause skin diseases related to thyroid problems.
155 citations
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June 2009 in “International Journal of Dermatology” Lichen planus is a skin condition that can resolve on its own, is linked to hepatitis C, and increases the risk of skin cancer.
49 citations
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May 2013 in “JAMA Dermatology” Hair loss links to higher death risk from diabetes and heart disease; not a direct cause, but a marker for risk factors.
2 citations
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July 1993 in “JAMA” Hair loss can be a sign of syphilis, and self-diagnosing based on ads can be risky.
2 citations
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July 1988 in “JAMA” Amphetamines may not directly cause hair loss, as the type of thinning seen with their use differs from severe alopecia.
1 citations
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January 2008 in “SKINmed Dermatology for the Clinician” Treatment with prednisolone and dapsone stopped new blisters and partially healed previous ones.