July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.
June 2011 in “European Journal of Pediatric Dermatology” An 11-year-old girl with hair thinning was diagnosed with monilethrix and early androgenetic alopecia.
3 citations
,
November 2017 in “PubMed” Alopecia areata progression is linked to stress and hormone changes, suggesting new treatment targets.
15 citations
,
June 2020 in “Experimental Dermatology” Hormones and genes affect hair growth and male baldness.
Trichoriboside treatment helps maintain scalp hair by increasing cAMP levels in hair follicles of men with hair loss.
September 2017 in “Majallah-i taḥqīqāt-i ̒ulūm-i pizishkī-i Zāhidān” Androgenetic alopecia is a long-term, immune-related disorder that starts during puberty due to androgen secretion, and it might be improved with iron tablets, platelet transfusion, and anti-inflammation therapy.
4 citations
,
January 2014 in “PubMed” Hair growth is controlled by cycles influenced by hormones and various signals.
46 citations
,
September 2023 in “Cell Reports” Sebaceous glands can regenerate after injury using stem cells from hair follicles.
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Prostaglandin D2 increases testosterone production in skin cells through a process involving reactive oxygen species, which could be a new target for treating hair loss and other skin conditions driven by testosterone.
1 citations
,
July 2015 in “AACE clinical case reports” Removing both ovaries treated the woman's excess male hormone symptoms.
7 citations
,
November 2022 in “Communications biology” Keratin injections can promote hair growth by affecting hair-forming cells and tissue development.
July 2016 in “Journal of Investigative Dermatology” Balding scalps show different gene expressions affecting hair growth compared to non-balding scalps.
55 citations
,
August 2008 in “Reviews in endocrine and metabolic disorders” Nonclassic adrenal hyperplasia is a genetic condition that can cause early puberty and fertility problems, treated with specific steroids.
3 citations
,
September 2022 in “Molecules” Camellia seed cake extract may help hair growth by blocking the hair loss effects of a hormone called DHT.
18 citations
,
July 2016 in “Medicine” Wnt/β-catenin and TGF-β pathways affect hair loss, and activating Wnt/β-catenin could be a potential treatment.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing Lrig1-positive stem cells in mice causes temporary loss of sebaceous glands.
January 2005 in “DOAJ (DOAJ: Directory of Open Access Journals)”
April 2012 in “Informa Healthcare eBooks” AGA is a common hair loss affecting both genders, treated with various therapies to promote regrowth and slow thinning.
June 2022 in “Indian Dermatology Online Journal” A man with total hair loss developed blackhead-like spots on his scalp, possibly because no hair was present to help drain oils.
December 2018 in “72° Congresso di Anatomia e Istologia” Micro-grafts improved hair growth in patients with hair loss.
24 citations
,
October 1994 in “Fertility and Sterility” People with hair loss may have different levels of certain hormones due to changes in hormone processing.
3 citations
,
February 2015 in “Mechanisms of development” Hormones and stretching both needed for nipple area skin growth in mice.
January 2023 in “Karger Kompass. Dermatologie” Scientists are still unsure what triggers the immune system to attack hair follicles in Alopecia areata.
17 citations
,
October 2013 in “Plastic and reconstructive surgery. Global open” Male pattern baldness may be caused by scalp pressure on hair follicles, which increases with age and leads to a cycle of hair loss. This process is not directly determined by genes.
1 citations
,
January 2010 in “Springer eBooks” 4 citations
,
April 2001 in “Experimental Dermatology” Using single dermal papillae is unreliable for analyzing androgen metabolism in hair follicles.
July 2025 in “Journal of Investigative Dermatology” Reducing PEDF may help treat hair loss.
5 citations
,
January 1985 in “Archives of Dermatology” Skin creams that block male hormones may help with hair growth, hair loss, and acne.
January 2017 in “European Journal of Dermatology” Excessive facial hair growth can indicate an underlying cancer.