A 5 cm hair sample can reveal blood type and keratin type for forensic use.
October 2021 in “Postepy Dermatologii I Alergologii” No significant link was found between the studied genes and female hair loss in the Polish population.
March 2017 in “European Urology Supplements” Gene differences affect finasteride side effects in men with hair loss.
August 2014 in “PLOS ONE” Hair loss is linked to eating less soy, having lower blood vanadium, and a specific genetic variation in Taiwanese communities.
October 2011 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Certain gene variations are significantly linked to hair loss, especially in white people.
January 2011 in “The Chinese Journal of Dermatovenereology” Shorter GGN repeats in the androgen receptor gene are linked to androgenetic alopecia.
January 2006 in “Chinese Journal of Dermatology” Shorter GGC triplet repeats in the androgen receptor gene are linked to less hair loss in Han men.
19 citations
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July 2006 in “Acta crystallographica” Errors found in identifying furosemide and finasteride polymorphs due to incomplete data.
18 citations
,
September 1990 in “Veterinary Dermatology” Lambs' skin showed similar but more severe responses to a second orf virus infection, involving immune cells and new skin formation.
186 citations
,
July 1998 in “Journal of Cutaneous Medicine and Surgery” Shorter CAG repeats may cause hair and skin issues, while longer ones may link to acne.
88 citations
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March 2004 in “Journal of Investigative Dermatology”
60 citations
,
January 2007 in “Human Genetics” AR polyglycine repeat doesn't cause baldness.
54 citations
,
November 2001 in “Urology” The length of the CAG repeat in the androgen receptor gene affects the risk and progression of prostate cancer, BPH, infertility, and undermasculinized genitalia.
45 citations
,
November 2012 The conclusion is that androgen receptor gene polymorphism might be a marker for polycystic ovary syndrome, but more research is needed.
44 citations
,
January 2008 in “Fertility and Sterility” Longer CAG repeat lengths in the androgen receptor gene are linked to higher testosterone levels in women with PCOS.
34 citations
,
January 2000 in “Journal of Andrology” CAG repeat polymorphism and prostate zone volume are not reliable markers of long-term androgen sensitivity.
29 citations
,
July 2013 in “The Journal of Sexual Medicine” Testing for CAG repeat polymorphism in the androgen receptor gene is not currently recommended for managing hypogonadism.
28 citations
,
August 2014 in “Journal of Assisted Reproduction and Genetics” The VEGF +405G allele may increase the risk of PCOS in South Indian women.
25 citations
,
August 2006 in “Human Reproduction” Oral contraceptives lower testosterone levels in women, especially those with certain genetic traits, and may be linked to increased breast cancer risk.
23 citations
,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Finasteride works better for baldness in people with shorter gene repeats.
22 citations
,
January 2014 in “Journal of Interferon & Cytokine Research” Certain genetic variations in IL18 may increase the risk of alopecia areata in Koreans.
15 citations
,
August 2010 in “Fertility and sterility” Metformin works better for adolescent girls with PCOS who have certain genetic variations.
15 citations
,
January 2010 in “Reproduction, Fertility and Development” A certain gene variant may increase the risk of polycystic ovary syndrome in Chinese women.
15 citations
,
April 2003 in “Journal of Dermatological Science” Gene differences may affect baldness treatment response in Korean men.
12 citations
,
January 2016 in “Journal of Assisted Reproduction and Genetics” Certain gene variations are linked to higher male hormone levels in Chinese women with PCOS and insulin resistance.
12 citations
,
August 2011 in “Asian-Australasian Journal of Animal Sciences” KAP8.1 gene variations affect cashmere weight in Inner Mongolian goats.
11 citations
,
April 2019 in “Bioscience Reports” Certain genetic variations in the RAB5B gene are linked to a higher risk of polycystic ovary syndrome in Chinese Han women.
11 citations
,
April 2019 in “International Journal of Molecular Sciences” Certain genetic variations in OCT1 may improve insulin sensitivity with metformin in women with PCOS.
11 citations
,
March 2014 in “Journal of The European Academy of Dermatology and Venereology” Hair loss gene linked to prostate issues.
11 citations
,
December 2013 in “International Journal of Dermatology” IL16 gene variations may affect the risk of alopecia areata in Koreans.