86 citations
,
June 1998 in “Journal of Investigative Dermatology” The hairless gene mutation causes baldness by disrupting hair follicle structure.
69 citations
,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
42 citations
,
July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
24 citations
,
June 1999 in “Mechanisms of Development” Ornithine decarboxylase is crucial for hair growth and follicle development.
12 citations
,
July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
11 citations
,
December 2014 in “The American journal of pathology” A gene deletion in mice causes weak protein, immune issues, hair loss, airway problems, and wasting disease.
2 citations
,
October 2025 in “Discover Immunity.” Alopecia Areata is an autoimmune disease causing hair loss, with no cure yet, but research may lead to new treatments.
2 citations
,
August 2002 in “Zeitschrift für Hautkrankheiten” Telogen effluvium is a hair loss condition caused by various factors and requires a thorough examination to diagnose and differentiate from other hair loss types.
1 citations
,
August 2025 in “Journal of Investigative Dermatology” Genetic studies on hair traits can improve understanding of health and disease.
1 citations
,
October 2018 in “InTech eBooks” The document concludes that treatments for cicatricial alopecia are not well-supported by evidence, but hair transplantation shows more predictable and satisfactory results.
March 2024 in “Tissue and cell/Tissue & cell” Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
January 2022 in “Springer eBooks” Fibroblast growth factors are crucial for hair follicle development and regeneration.
March 2021 in “Journal of Maxillofacial and Oral Surgery” Beard hair can be used for hair transplants in severe alopecia cases, with minimal complications and good results.
148 citations
,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
90 citations
,
August 2004 in “Physiological Genomics” Dermal papilla cells help skin stem cells grow into hair.
68 citations
,
June 2005 in “Expert Opinion on Therapeutic Targets” Oestrogens help maintain healthy skin, heal wounds, and may protect against skin aging and cancer.
63 citations
,
October 2005 in “Archives of Dermatology” Shorter, thinner hairs indicate AGA, while longer, thicker hairs suggest CTE; counting and measuring shed hairs helps diagnose hair loss type.
61 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Hair usually grows back 1-3 months after treatment for anagen effluvium, and children with Loose Anagen Hair Syndrome often improve by adolescence.
60 citations
,
April 2018 in “Clinical, cosmetic and investigational dermatology” Tight hairstyles and chemical relaxers can cause hair loss known as traction alopecia.
46 citations
,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.
39 citations
,
November 2017 in “Journal of The American Academy of Dermatology” The document suggests using standardized methods to track and measure hair loss in alopecia areata, including patient self-assessment and a 50% improvement in specific scores as a treatment goal.
31 citations
,
August 2000 in “Journal of Investigative Dermatology” Stem cells are key for hair follicle recovery.
29 citations
,
October 2012 in “Anais Brasileiros De Dermatologia” Diagnosing hair loss disorders needs clinical, dermoscopic, and histological differences, and checking menstrual cycle, weight changes, drug therapy, and nail changes.
26 citations
,
December 2016 in “Psychiatric Clinics of North America” Testosterone therapy and surgeries like mastectomy improve transgender men's lives and mental health with low risks and high satisfaction.
23 citations
,
October 2021 in “Cell Stem Cell” Hair thinning causes stem cell loss through a process involving Piezo1, calcium, and TNF-α.
21 citations
,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” Most hair loss disorders can be accurately diagnosed and treated in an outpatient setting.
18 citations
,
March 2016 in “Journal of Investigative Dermatology” Vitamin D and calcium are essential for normal hair growth.
14 citations
,
September 2016 in “Journal of Cutaneous Pathology” The document concludes that new methods improve the accuracy of diagnosing scalp alopecia and challenges the old way of classifying it.
14 citations
,
August 2012 in “Clinics in Dermatology” In the Middle Ages, European noblewomen intentionally removed forehead hair to be fashionable, showing how beauty standards can affect the perception of hair loss.
7 citations
,
June 2015 in “European Journal of Plastic Surgery” PRGF treatment safely and effectively helps hair loss.