Hair product allergies are common, especially to hair dyes, and hairdressers are at higher risk.
15 citations
,
July 1997 in “Clinics in Dermatology” Traditional Chinese medications can cause skin reactions, and better testing and reporting are needed to identify allergens.
August 2018 in “Brock University Digital Repository (Brock University)” Adolescent male rats release more stress hormones than adults, and testosterone affects them differently.
19 citations
,
August 2018 in “JAMA dermatology” Mesenchymal stem cells in people with Hidradenitis Suppurativa are more inflammatory, possibly contributing to the disease.
December 2025 in “Skin Appendage Disorders” Topical cetirizine may help increase hair count in androgenetic alopecia.
March 2014 in “The Journal of Urology” Finasteride increases CD8+ T cells in BPH tissues.
1 citations
,
December 1997 in “Journal of The European Academy of Dermatology and Venereology” All women with significant unwanted hair growth have hormonal imbalances, often from polycystic ovary syndrome.
Hair care products can cause skin irritation and allergies.
The trichohyalin gene is located at chromosomal region 1q21 with other skin-related protein genes.
June 2024 in “Journal of Cosmetic Dermatology” Higher homocysteine levels may inhibit hair growth and are linked to androgenetic alopecia.
10 citations
,
February 2019 in “Journal of cellular physiology” TGF-β2 helps yak hair follicles enter the regression phase, while HSP70 tries to prevent it.
24 citations
,
May 2006 in “Proceedings of the National Academy of Sciences of the United States of America” Budesonide and N-acetylcysteine reduced tumors and alopecia in mice, regardless of FHIT gene status.
January 2014 in “Journal of Jilin University” Higher levels of certain immune cells and proteins are linked to more severe lupus symptoms.
4 citations
,
March 2021 in “Journal of Histotechnology” Hidradenitis suppurativa lesions have less collagen and elastin but more new blood vessels.
7 citations
,
January 1998 in “EXPERIMENTAL ANIMALS” The skin of both rat strains showed similar lectin binding patterns.
37 citations
,
January 1993 in “Journal of Investigative Dermatology”
18 citations
,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Estrogen increases blood vessel growth factor production, while testosterone blocks this increase.
39 citations
,
May 2002 in “Oral Microbiology and Immunology” Testosterone increases cell growth and reduces IL-6 in gum cells.
52 citations
,
February 1986 in “Journal of Histochemistry & Cytochemistry” Some hair proteins are specific to hair, while others are also found in skin cells.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Hidradenitis suppurativa is a chronic skin disorder linked to genetics, lifestyle, and immune issues, treatable with medication and sometimes surgery.
222 citations
,
October 2014 in “Annual Review of Pharmacology and Toxicology” Eph receptors and ephrins may be promising targets for treating diseases, but more understanding is needed for effective and safe therapies.
7 citations
,
May 2015 in “Journal of biological chemistry/The Journal of biological chemistry” Different ligands change the shape of the TRPV3 ion channel in unique ways.
July 2024 in “Journal of Investigative Dermatology” IL-13 protein is much higher in the skin of atopic dermatitis patients than in healthy skin.
124 citations
,
January 1995 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Netherton's syndrome is linked to high IgE levels and unique skin and hair symptoms, and may improve with ammonium lactate lotion and allergy management.
16 citations
,
May 1998 in “International Journal of Dermatology” Stress hormones like cortisol may trigger psoriasis flare-ups.
2 citations
,
July 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones likely don't affect atopic dermatitis in adolescents and adults.
18 citations
,
June 2010 in “Cell Stress and Chaperones” Heat treatment increases hair loss in certain mice.
September 2025 in “Figshare” Alopecia areata involves complex immune responses, suggesting broader treatments could help.
248 citations
,
December 2011 in “Journal of Neuroscience” Neurosteroids are crucial for stress response, and targeting specific receptors may help treat certain disorders.
2 citations
,
January 1984 in “PubMed” Cimetidine does not significantly reduce hair growth in hirsutism.