Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
January 2012 in “International Journal of Trichology” Two siblings have a rare genetic condition causing curly, coarse hair.
Hair transplants can cause hair loss if done while lichen planopilaris is active; wait until it's inactive for two years and check with a scalp biopsy first.
Topical corticosteroid treatment showed no significant difference from placebo in treating alopecia areata in children.
Finasteride and low-level laser therapy are similarly effective for frontal pattern hair loss.
January 2012 in “Current Therapy In Oral and Maxillofacial Surgery” Endoscopic forehead and brow lifting safely and consistently improves aged eyebrows, but may have complications.
March 2000 in “The Journal of pharmacy technology” Finasteride effectively treats mild to moderate hair loss in men aged 18-41, with some side effects.
1160 citations,
November 2018 in “Physiological Reviews” The document concludes that better targeted treatments are needed for wound healing, and single-cell technologies may improve cell-based therapies.
759 citations,
February 2009 in “Current Biology” Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.
290 citations,
December 2017 in “Journal of The American Academy of Dermatology” Alopecia areata is an autoimmune condition causing hair loss, influenced by genetics, stress, and diet, and may be prevented by a high soy oil diet.
242 citations,
February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
240 citations,
April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
224 citations,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
215 citations,
January 2011 in “Reproductive Biology and Endocrinology” About 7% to 15% of Iranian women have polycystic ovary syndrome, depending on the criteria used to diagnose it.
212 citations,
September 2015 in “Journal of Investigative Dermatology” The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.
156 citations,
October 2012 in “Seminars in Cell & Developmental Biology” Different types of stem cells in hair follicles play unique roles in wound healing and hair growth, with some stem cells not originating from existing hair follicles but from non-hair follicle cells. WNT signaling and the Lhx2 factor are key in creating new hair follicles.
143 citations,
October 1996 in “Dermatologic Clinics” Too much androgen can cause hair loss; finasteride may help.
141 citations,
November 2005 in “International journal of pharmaceutics” Hair follicles may soon be used more for targeted and systemic drug delivery.
131 citations,
July 2009 in “Experimental Dermatology” The document concludes that specific cells are essential for hair growth and more research is needed to understand how to maintain their hair-inducing properties.
131 citations,
March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
127 citations,
December 2007 in “Journal of Investigative Dermatology” Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.
125 citations,
January 1999 in “Drugs” Finasteride effectively treats baldness but may cause sexual side effects.
124 citations,
October 2019 in “Frontiers in Immunology” Janus kinase inhibitors are promising treatments for autoimmune skin diseases like eczema and psoriasis.
114 citations,
February 2012 in “International Journal of Dermatology” Smoking harms the skin, causing early aging and increasing cancer risk, but stopping smoking can improve skin health.
113 citations,
June 2015 in “Stem Cell Research & Therapy” Wnt and Notch signaling help wound healing by promoting cell growth and regulating cell differentiation.
107 citations,
December 2003 in “Dermatologic Therapy” Interferon, especially alfa interferon, is an effective treatment for cutaneous T-cell lymphoma with manageable side effects.
98 citations,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
96 citations,
June 2017 in “Nature Communications” A WNT10A gene mutation leads to ectodermal dysplasia by disrupting cell growth and differentiation.
96 citations,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
92 citations,
August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.