April 2008 in “Expert review of dermatology” Mutations in the P2RY5 gene cause hereditary woolly hair.
Eating flaxseed made rabbit hair longer and thicker and improved their weight and blood sugar and cholesterol levels.
November 2024 in “Journal of Investigative Dermatology” γδT cells can protect hair follicles from alopecia areata and promote hair regrowth.
4 citations
,
January 1965 in “THE JOURNAL OF VITAMINOLOGY” Vitamin E speeds up hair growth by improving blood flow.
25 citations
,
June 2022 in “Developmental cell” Overactivating Hedgehog signaling makes hair follicle cells in mice grow hair faster and create more follicles.
September 2025 in “Digital Commons - RU (Rockefeller University)” FOXC1 is essential for keeping hair follicle stem cells inactive and maintaining their environment for healthy hair growth.
November 2014 in “ACTUALIDAD MEDICA” Ultrasonography can help diagnose and monitor hair loss conditions.
April 2012 in “Informa Healthcare eBooks” Telogen effluvium is a condition that causes temporary hair loss.
81 citations
,
September 2009 in “Birth defects research” Different body areas in mice produce different hair types due to interactions between skin layers.
9 citations
,
March 2005 in “International Journal of Cosmetic Science” The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
55 citations
,
August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
21 citations
,
June 2009 in “Mammalian genome” A new mutation in the Hr gene causes hair loss in mice, similar to a human hair disorder.
5 citations
,
January 2015 in “Skin appendage disorders” Colored hair-thickening fibers can help hide hair loss in some people with Epidermolysis Bullosa but may cause scalp irritation.
March 2026 in “Journal of Investigative Dermatology” Folliculin slows hair growth, and blocking it might help treat hair loss.
9 citations
,
January 1975 in “PubMed” Nude mice are hairless due to a shared defect affecting both skin and thymus, not just thymic issues.
January 2007 in “한국미용학회지” People with hair loss have smaller hair roots and less fat tissue.
19 citations
,
December 2008 in “Journal of The American Academy of Dermatology” The authors suggest that a new type of hair loss exists, which is different from alopecia areata.
9 citations
,
January 2017 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Fungal infection was the main cause of hair loss in Egyptian children studied.
May 2024 in “JCI insight” A variant in the ADAM17 gene causes hair loss by increasing protein degradation through TRIM47.
14 citations
,
May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
39 citations
,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
7 citations
,
July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
January 2012 in “Yearbook of Dermatology and Dermatologic Surgery” The study concluded that a 'Swiss cheese' pattern in hair follicles is a useful sign for diagnosing alopecia areata.
23 citations
,
November 2007 in “Actas Dermo-Sifiliográficas” Thyroid hormone (T3) may reverse gray hair by stimulating hair growth.
8 citations
,
April 2020 in “Facial Plastic Surgery Clinics of North America” Follicular Unit Transplantation is a reliable hair restoration method with a high success rate and minimal scarring.
65 citations
,
May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
The study found that different genes are active in cashmere goats' hair growth stages, which can help improve cashmere production.
1 citations
,
January 2006 in “Elsevier eBooks” Cats lose fur due to various reasons, including allergies, infections, genetics, hormones, diet, cancer, stress, and some conditions are treatable while others are not.
5 citations
,
September 2012 in “Journal of Investigative Dermatology” Scientists can mimic hair disorders by altering genes in lab-grown human hair follicles, but these follicles lack some features of natural ones.
89 citations
,
March 2018 in “The Journal of Dermatology” Trichoscopy helps diagnose and monitor alopecia areata by looking at a combination of specific hair and scalp features.