47 citations,
October 2016 in “Molecular and Cellular Endocrinology” Androgens prevent hair growth by changing Wnt signals in cells.
53 citations,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
53 citations,
May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.
27 citations,
August 2015 in “Experimental Dermatology” Certain electric currents can promote hair growth by activating specific cell pathways.
4 citations,
November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.
June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
103 citations,
November 2014 in “Journal of Cell Biology” MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.
52 citations,
May 2015 in “PLOS Genetics” miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.
2 citations,
March 2014 in “Turkderm” Mesotherapy and platelet-rich plasma treatments may help with hair loss, but their safety and effectiveness are still uncertain.
24 citations,
September 2001 in “Journal of The American Academy of Dermatology” Women's ovarian hormones and adrenal androgens change throughout life, affecting hair loss and health.
8 citations,
January 2020 in “Skin Pharmacology and Physiology” Caffeine improves hair growth, thickness, and reduces shedding.
33 citations,
April 2009 in “Clinical and Experimental Dermatology” Psychological factors like depression may be more important than zinc, folate, and vitamin B12 levels in causing scalp pain in people with hair loss.
1 citations,
January 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Dicer is crucial for hair growth in mice.
November 2022 in “Brazilian journal of veterinary pathology” The Yorkshire terrier has a genetic hair loss condition not improved by treatment.
81 citations,
October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain genes control the color of human hair by affecting pigment production.
46 citations,
June 2015 in “Journal of Investigative Dermatology” Androgen receptor activity blocks Wnt/β-catenin signaling, affecting hair growth and skin cell balance.
4 citations,
October 1998 in “In Practice” The conclusion is to thoroughly test for causes of cat hair loss and treat accordingly, considering medication only after serious conditions are ruled out.
January 2020 in “Der Pharmacia Lettre” Nanoparticle-based herbal remedies could be promising for treating hair loss with fewer side effects and lower cost, but more research is needed.
8 citations,
March 2020 in “Frontiers in Cell and Developmental Biology” Researchers created immortal human skin cells with constant testosterone receptor activity to study hair loss and test treatments.
152 citations,
December 2003 in “Micron” As people age, their hair follicles produce less pigment, leading to gray and white hair, due to factors like reduced enzyme activity and damage to melanocyte DNA.
December 2020 in “Dermatology practical & conceptual” Trichoscopy helped diagnose a teenage girl's hair loss as monilethrix.
288 citations,
June 2009 in “Human reproduction update” The modified Ferriman-Gallwey method is a useful tool for diagnosing hirsutism.
2 citations,
January 2023 in “Pharmaceuticals” Natural products and phytochemicals may help with hair regrowth, but more research is needed.
29 citations,
January 2017 in “Journal of Investigative Dermatology” The Msi2 protein helps keep hair follicle stem cells inactive, controlling hair growth and regeneration.
5 citations,
May 2018 in “PloS one” Both classical and L-type atypical BSE from cattle can infect goats with different incubation times, and tests can distinguish between the two strains.
May 2024 in “Journal of clinical case studies reviews & reports” A man's health improved after treating his undiagnosed adrenal insufficiency, which caused fatigue and weight loss.
January 2016 in “Kafkas Journal of Medical Sciences” Turkish pregnant women commonly experienced skin issues like itching and acne, and doctors mainly used topical treatments due to safety concerns during pregnancy.
22 citations,
June 1980 in “International Journal of Dermatology” The document concludes that correct diagnosis of alopecia types is crucial, scalp biopsies are important, and more research is needed.
May 2021 in “Journal of the Endocrine Society” A patient produced cortisol after adrenalectomy, possibly due to residual tissue or other body parts making steroids.
21 citations,
January 2010 in “International journal of trichology” Trichoscopy can diagnose monilethrix, a genetic hair defect causing hair thinning and loss.