April 2025 in “Pharmaceuticals” APA is a promising new compound for repairing damaged hair, outperforming Olaplex® in strength and elasticity.
12 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain sex hormones and antiandrogens can either slow down or speed up the growth of human hair follicle cells depending on their concentration.
24 citations
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September 1996 in “Mycoses” Androgenic steroids can slow down or stop the growth of certain skin fungi.
9 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Sex hormones and antiandrogens can either stimulate or inhibit human hair follicle cell growth depending on the dose.
4 citations
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October 1988 in “Clinics in Dermatology” Dihydrotestosterone (DHT) is crucial for conditions like male-pattern baldness and acne, and measuring a byproduct, androstanediol glucuronide, is a better way to assess DHT's effects than DHT blood levels.
82 citations
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January 1994 in “Skin Pharmacology and Physiology” Hair follicles and glands significantly increase steroid absorption in skin.
48 citations
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April 1995 in “PubMed” Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
24 citations
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January 1989 Human papilla cells from hair follicles show unique growth behaviors but don't induce hair growth in vitro.
7 citations
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January 2020 in “Frontiers in Pharmacology” Jagged1 and Epidermal Growth Factor together significantly increased hair growth in mice with androgen-suppressed hair.
6 citations
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August 1975 in “Journal of Endocrinology” Cortisol and corticosterone thin mouse skin and regress hair follicles, while testosterone promotes skin and hair development.
4 citations
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July 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Testosterone increases hair follicle cell growth when beard or axillary skin cells are present together.
Male hormones can decrease the ability of immune cells to fight bacteria.
Testosterone and dihydrotestosterone can slow down the growth of certain hair follicle cells.
24 citations
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February 2007 in “Hormone and metabolic research” The substance MK386 effectively blocked testosterone conversion and reduced cell growth in certain skin cells, but inhibiting 5α-reductase alone may not greatly improve acne.
3 citations
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September 2020 in “Bladder cancer” 5α-reductase inhibitors don't stop bladder cancer from developing or getting worse.
January 2014 in “Duo Research Archive (University of Oslo)” Steroid hormones may affect sexual maturation in cod by altering certain KCa channel expressions.
January 2010 in “Research and Practice on Chinese Medicines” Coffee extract and caffeotannic acid can help treat hair loss.
5 citations
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May 2019 in “Hormone and Metabolic Research” Women with nonclassic 21-hydroxylase deficiency can have successful pregnancies through IVF, with certain factors affecting their chances.
September 2025 in “Deleted Journal” Blocking androgen receptors boosts macrophages' ability to clear certain bacteria.
October 2023 in “Toxicology and Applied Pharmacology” Finasteride is more harmful to male reproductive health than minoxidil.
11 citations
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January 2014 in “CellBio” Sex steroids, especially progesterone, can slow down the growth of mouse melanoma cells.
2 citations
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April 2021 in “Journal of Cosmetic Dermatology” Brassica oleracea extract, glucosinlates, and sulforaphane can boost hair growth and might be used to treat hair loss.
5 citations
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January 2018 in “PubMed” Biodegradable microneedle patches help topical steroids work better for prurigo nodularis.
2 citations
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October 2022 in “Current Allergy and Asthma Reports” Biologic therapies can cause various adverse events, but allergy/immunology clinicians can manage them.
April 2024 in “Journal of translational medicine” MJ04, a new compound, effectively promotes hair growth and is a potential topical treatment for hair loss.
June 2020 in “Journal of Investigative Dermatology” Red clover extract-based scalp treatments significantly improved hair volume and reduced hair loss and damage.
April 2018 in “Journal of Investigative Dermatology” Older hair follicle stem cells have a reduced ability to renew themselves, leading to more hair loss.
August 2025 in “Journal of Industrial and Engineering Chemistry” A new topical finasteride formulation effectively promotes hair growth with fewer side effects.
A new method allows for controlled, long-lasting delivery of retinoic acid through the skin with less inflammation.
34 citations
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July 2011 in “International journal of pharmaceutics” Ion-paired risedronate significantly increases skin penetration without irritation compared to risedronate alone.