Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
May 2003 in “Journal of Investigative Dermatology” The meeting covered advances in understanding hair growth, causes of hair loss, and potential treatments.
June 1997 in “Australasian Journal of Dermatology” Researchers found new hair and nail genes, how hair reacts to UV, differences in white and pigmented hair growth, nerve changes in alopecia, treatments for baldness and alopecia, a toenail condition linked to a genetic disorder, and that nail fungus is more common in people with psoriasis.
51 citations,
January 2003 in “Hormone Research in Paediatrics” Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.
33 citations,
August 2018 in “Facial Plastic Surgery Clinics of North America” The document explains hair biology, the causes of hair loss, and reviews various hair loss treatments.
26 citations,
March 2013 in “Journal of Biomedical Materials Research Part A” Researchers created a 3D hydrogel that mimics human hair follicles, which may help with hair loss treatments.
14 citations,
May 2011 in “Facial Plastic Surgery Clinics of North America” Laser hair removal is effective for dark hair but needs improvement for nonpigmented or fine hairs.
7 citations,
January 2018 in “International Journal of Trichology” Taking 5 mg/day finasteride can cause side effects in women with hair loss, but these are usually mild and fade over time, making the treatment beneficial in the long run.
5 citations,
January 2015 in “Journal of clinical & experimental dermatology research” MorrF improves hair growth better than minoxidil alone.
3 citations,
June 2021 in “Cosmetics” A mix of sulforaphane, L-menthol, and dexpanthenol could help increase hair growth and reduce hair loss.
58 citations,
December 2017 in “Journal of The European Academy of Dermatology and Venereology” Microneedling can help stimulate hair growth, especially when used with other treatments, but it's not better than existing therapies.
20 citations,
April 2006 in “Dermatologic Clinics” Antiandrogen therapies are beneficial for treating skin and hair conditions related to androgen levels.
14 citations,
August 2013 in “Facial Plastic Surgery Clinics of North America” Some nonsurgical hair loss treatments are effective, especially if started early.
9 citations,
June 1999 in “Journal of Investigative Dermatology” Researchers generated transgenic mice with the upstream regulatory region (URR) of human papillomavirus type 11 linked to the Escherichia coli beta-galactosidase gene to study hair-specific gene expression. They found that the reporter gene was specifically transcribed in the epithelial cells of the hair bulge region, with expression beginning after birth and not during embryogenesis. The study also revealed that treatments with dexamethasone and ultraviolet B increased the number and intensity of hair follicles expressing the reporter gene, while phorbol myristate acetate and progesterone did not have this effect.
46 citations,
May 2012 in “Molecular and Cellular Endocrinology” Human skin produces sex hormones like estrogen and testosterone, influenced by ARO and StAR, which may affect skin elasticity and hair growth.
44 citations,
July 2011 in “Dermatologic Therapy” Finasteride effectively increases hair growth in men with AGA, works better for those over 30, and may cause some side effects.
40 citations,
December 2004 in “Dermatology” Kenogen increases with hair loss in women.
39 citations,
January 2012 in “International Journal of Trichology” Melatonin solution helps treat hair loss in men and women.
36 citations,
June 2014 in “International Journal of Dermatology” Dutasteride helps hair growth in those unresponsive to finasteride, but may cause more sexual dysfunction.
35 citations,
November 2020 in “Experimental Dermatology” Different types of skin cells are organized in a special way in large wounds to help with healing and hair growth.
34 citations,
February 2012 in “Journal of Cutaneous Pathology” The research found specific signs to diagnose alopecia areata incognito and noted patients generally regrow hair after steroid treatment.
33 citations,
March 2017 in “Dermatologic Surgery” Low-level laser therapy effectively treats female hair loss, increasing hair count by 51%.
31 citations,
September 2009 in “Natural Product Research” Citrullus colocynthis fruit extract may effectively treat testosterone-related hair loss, similar to finasteride.
30 citations,
September 2016 in “BMJ” Taking 5-α reductase inhibitors for prostate enlargement or hair loss does not significantly raise the risk of erectile dysfunction.
10 citations,
January 2013 in “Journal of The European Academy of Dermatology and Venereology” The home-use IPL device effectively reduced hair and delayed its regrowth after six months of use, with users happy and no negative side effects.
9 citations,
June 2020 in “BMC Molecular and Cell Biology” Stress hormone CRF can cause hair loss by affecting hair growth cells and hormones.
6 citations,
February 2021 in “Frontiers in Cell and Developmental Biology” Eating too much or too little vitamin A can cause hair loss.
6 citations,
March 2019 in “International Journal of Molecular Medicine” Finasteride microspheres help reduce hair loss for up to eight weeks with fewer side effects.
6 citations,
January 2013 in “Experimental dermatology” Bimatoprost increases hair growth in mice without breaking down into other substances.
6 citations,
January 2010 in “Springer eBooks” SA linked to mitochondrial issues and oxidative stress, while AGA involves disrupted hair growth genes.