June 2015 in “Reactions Weekly” A man developed alopecia areata after starting cancer treatment with vandetanib.
December 2009 in “Saengmyeong gwahag hoeji/Saengmyeong gwahak hoeji” Thymosin β4 and VEGF are important for blood vessel formation in many organs.
24 citations
,
November 1997 in “Journal of Biological Chemistry” Mouse high-glycine/tyrosine proteins have distinct patterns in hair follicles, peaking at specific hair cycle days.
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
24 citations
,
October 2017 in “Scientific reports” Changing light exposure can affect hair growth timing in goats, possibly due to a key gene, CSDC2.
December 2023 in “Clinical, cosmetic and investigational dermatology” The study found that white hair in vitiligo has specific patterns and structures, which vary with the stage of the disease and may be similar to another hair condition.
32 citations
,
February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
July 2018 in “Elsevier eBooks” The most common cause of hair loss in children is tinea capitis, followed by alopecia areata and telogen effluvium.
195 citations
,
May 2003 in “Obstetrics and gynecology (New York. 1953. Online)/Obstetrics and gynecology” Most women with excess hair growth have an underlying hormonal issue, often treated with medication and hair removal methods.
12 citations
,
February 2006 in “Lipids” Hair texture changes with age due to varying levels of lipids.
July 2025 in “Dermatology Practical & Conceptual” A 2-year-old boy has a rare hair disorder causing brittle hair and hair loss, which may improve with age.
16 citations
,
October 2014 in “Cell death and disease” FoxN1 overexpression in young mice harms immune cell and skin development.
March 2026 in “The Indian Journal of Animal Sciences” All Indian dromedary camel breeds have the same KRTAP7 gene affecting hair quality.
December 2019 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Donkey and horse hair have different microscopic structures, which can help tell them apart.
288 citations
,
June 2009 in “Human reproduction update” The modified Ferriman-Gallwey method is a useful tool for diagnosing hirsutism.
260 citations
,
December 2012 in “Cold Spring Harbor Perspectives in Biology” Wnt signaling is crucial for skin development and health, and its disruption can cause skin diseases.
48 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
46 citations
,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
36 citations
,
August 2018 in “Dermatologic Clinics” Trichoscopy is a useful tool for diagnosing hair disorders without pulling out hair.
28 citations
,
November 2018 in “Journal of structural biology” Different populations have distinct hair structures related to their ancestry.
25 citations
,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
13 citations
,
July 2004 in “Skinmed” Common types of non-scarring hair loss have various causes and treatments, but more effective solutions are needed.
64 citations
,
May 2003 in “Journal of health psychology” Women with excess body hair feel psychological distress influenced by societal beauty standards, but distress isn't directly linked to the amount of hair.
25 citations
,
May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
7 citations
,
January 2015 in “Genetics and molecular research” The RORα gene is active in different parts of cashmere goat hair follicles and may be influenced by melatonin, especially in December when hair growth changes.
Low-level light therapy, possibly combined with other treatments, may become a leading hair loss treatment, while hirsutism often worsens with age and lacks preventive options.
438 citations
,
October 2010 in “Oncogene” Keratins help protect cells, aid in cancer diagnosis, and influence cancer behavior and treatment.
126 citations
,
January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
44 citations
,
September 2015 in “Annals of Oncology” Targeted cancer therapies have a significant but lower risk of causing hair loss compared to chemotherapy.
7 citations
,
May 2005 in “Experimental Dermatology” Two mouse mutations cause similar hair loss despite different skin changes.