3 citations,
October 2003 in “Annals of Oncology” A woman with low thyroid function did not lose her hair during chemotherapy, possibly because her hair follicles were less affected by the treatment.
170 citations,
November 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin can heal wounds without hair follicle stem cells, but it takes a bit longer.
2 citations,
December 2019 in “Veterinary Dermatology” Microneedling with platelet-rich plasma helps dog hair regrow faster than microneedling alone.
4 citations,
February 2020 in “Journal of Cosmetic Dermatology” Trichoscopy helps diagnose hairline recession causes in Egyptian women, with androgenetic alopecia being the most common.
33 citations,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
January 2019 in “International Journal of Trichology” A woman lost all her hair in one day, was diagnosed with a rare type of hair loss, and regrew it in 12 weeks with treatment.
3 citations,
December 2004 in “Aesthetic Surgery Journal” Hair restoration, especially at the hairline and frontal hair volume, can improve facial balance and attractiveness, with follicular unit transplantation being a successful method.
1 citations,
January 2011 in “Journal of S C C J” Adenosine lotion improves hair thickness and density in women with thinning hair.
July 2021 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Monilethrix causes different levels of hair loss in family members.
85 citations,
December 1990 in “Journal of Investigative Dermatology” Minoxidil promotes hair growth in women with early-stage alopecia.
64 citations,
July 1997 in “Journal of The American Academy of Dermatology” Finding eosinophils near hair bulbs helps diagnose alopecia areata.
10 citations,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
March 2020 in “Journal of evolution of medical and dental sciences” Male pattern baldness, especially the vertex type, could be an early sign of cardiovascular risk factors like high cholesterol and diabetes.
24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
21 citations,
July 2014 in “British Journal of Dermatology” Hair thickness matters more than density for baldness in Japanese men over 25.
21 citations,
January 2012 in “Annals of Dermatology” 17α-Estradiol solution safely improves hair density and thickness in female pattern hair loss.
5 citations,
January 2021 in “Skin appendage disorders” Smoking is linked to more hair loss and premature graying compared to nonsmokers.
1 citations,
August 1994 in “Journal of Cutaneous Pathology” Hair loss happens due to faster cell growth and fewer cells in affected follicles.
176 citations,
August 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Hormone treatments in transsexual individuals reduce hair growth and oil production in male-to-females and increase them in female-to-males.
57 citations,
August 2003 in “British Journal of Dermatology” Minoxidil and pyrithione zinc combo most effectively increases hair density.
42 citations,
February 2017 in “Scientific Reports” Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.
41 citations,
June 2013 in “PLOS ONE” Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.
17 citations,
October 2003 in “Brazilian Journal of Medical and Biological Research” The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
12 citations,
December 2009 in “Amino Acids” Putting α-methylspermidine on mouse skin can start hair growth.
9 citations,
July 2011 in “Scientific Reports” Changes in the HR gene have influenced hair growth and may lead to hair loss conditions in humans.
8 citations,
August 2020 in “Domestic Animal Endocrinology” Melatonin improved cashmere production in goats during the first cycle but had no lasting effects on the next cycle.
5 citations,
October 2012 in “Expert Review of Dermatology” Trichoscopy is a useful tool for diagnosing hair and scalp diseases without needing skin biopsies.
2 citations,
September 2022 in “Frontiers in veterinary science” Certain long non-coding RNAs are important for the growth of hair follicles in Inner Mongolian cashmere goats.
2 citations,
March 2021 in “Journal of Cosmetic Dermatology” Umbilical cord-derived media is safe and effective for hair growth.
The document concludes that the girl's hairlessness is likely inherited from her parents.