15 citations
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October 2020 in “European journal of pharmaceutics and biopharmaceutics” Caffeine penetrates skin quickly through open hair follicles, but less through closed ones, with levels becoming equal after 22 hours.
January 2024 in “International Journal of Health Science” Scalp cooling and low-power light therapy show promise in reducing chemotherapy-induced hair loss but need more research.
211 citations
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June 2012 The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.
54 citations
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January 2009 in “British Journal of Dermatology” Scarring alopecia affects different hair follicle stem cells than nonscarring alopecia, and the infundibular region could be a new treatment target.
51 citations
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February 2009 in “Journal of dermatological science” Pitx2 helps outer root sheath cells differentiate but can't start hair growth on its own.
42 citations
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June 2009 in “Journal of Cosmetic Dermatology” Hair loss in males involves inflammation, collagen buildup, and follicle damage, with severity increasing with age and baldness duration.
10 citations
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August 2021 in “EMBO Reports” The Bcl-2 protein is important for keeping hair follicle stem cells working and preventing hair loss.
1 citations
,
November 2017 in “Skin appendage disorders” Ingrown hairs are a common feature in scarring alopecias due to follicular damage.
343 citations
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December 2008 in “Endocrine Reviews” Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.
253 citations
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March 1994 in “Developmental dynamics” Apoptosis is essential for human skin development and forming a functional epidermis.
233 citations
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November 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Creating stronger blockers for skin enzymes might lead to better treatment for conditions like acne and excessive hair growth.
222 citations
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January 2014 in “International journal of reproductive medicine” Insulin resistance and obesity are key factors in the development and worsening of polycystic ovary syndrome, and lifestyle changes are important for managing it.
87 citations
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July 2018 in “Nursing Clinics of North America” PCOS is a common hormonal disorder in women, marked by symptoms like hair growth and menstrual issues, and requires personalized treatment.
49 citations
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August 1999 in “Journal of Investigative Dermatology” Overexpressing the MSX-2 gene in mice causes skin and hair growth issues.
32 citations
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September 2015 in “Dermatology” Certain leukemia drugs can cause severe skin reactions that may require stopping treatment.
6 citations
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June 2021 in “Developmental biology” Dermal EZH2 controls skin cell development and hair growth in mice.
April 2021 in “BMJ Case Reports” Accurate diagnosis of pseudolymphomatous folliculitis is crucial to avoid mistaking it for more serious conditions.
7 citations
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May 2022 in “The Journal of Dermatology” Hair loss is a frequent long-term effect of COVID-19, and oral minoxidil is the most common effective treatment.
1 citations
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July 2012 in “Nasza Dermatologia Online” CCCA may be caused by both hair traction and an immune response.
Higher cannabis use may be linked to more severe hair loss.
15 citations
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August 2006 in “Journal of Cutaneous Pathology” HIV-1 may cause increased stem cell death in hair follicles, leading to hair loss.
March 2026 in “Frontiers in Medicine” FUE effectively corrects poorly designed hairlines in men with androgenetic alopecia.
17 citations
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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.
1 citations
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August 2024 in “Transgenic Research” Activated β-catenin affects hair growth and skin thickness, and changes are reversible.
March 2026 in “Revista Ibero-Americana de Humanidades, Ciências e Educação” Using dutasteride during hair transplants improves results and reduces hair loss.
11 citations
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November 2023 in “Journal of Advanced Research” Activating ALDH2 can boost hair growth.
4 citations
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April 1999 in “Dermatologic Clinics” Long-pulsed ruby lasers effectively reduce hair for up to 2 years with minimal pain.
6 citations
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August 2003 in “Aesthetic Surgery Journal” Hair restoration using micrografts and minigrafts can provide natural-looking hair without scars and good density in 1 or 2 sessions.
22 citations
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November 2016 in “International journal of molecular sciences” Vitamin D receptor is important for regulating hair growth and wound healing in mice.
19 citations
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March 2003 in “Journal of Investigative Dermatology” Mechlorethamine treatment regrew hair in mice by killing immune cells causing hair loss without harming hair follicles.