July 2009 in “Medical & surgical dermatology” Low-dose acitretin helps nail psoriasis, stem cells may treat scarring alopecia, Chinese men have lower baldness rates, lateral foldplasty is good for ingrown toenails, hair diameter helps diagnose female baldness, childhood trauma linked to alopecia areata, certain hair-weaving leads to scalp conditions in African American women, and new methods for hair research and understanding hair and sweat gland development were introduced.
June 2008 in “British Journal of Dermatology” Herpes gestationis is linked to certain antigens, atopic eczema affects T cell populations and may be eased by breastfeeding, higher doses of anti-androgen treatment can improve androgenic alopecia, topical minoxidil increases hair thickness, long-term methotrexate therapy can cause liver fibrosis in psoriasis patients, and Lichen Sclerosus et Atrophicus patients aren't at higher risk for autoimmune disorders.
January 2008 in “Journal of The American Academy of Dermatology” Trichoscopy is a helpful and quick method to identify different types of hair loss in women.
September 2004 in “Fertility and Sterility” Norplant implants lower some androgen levels but don't significantly change sexual function.
September 2002 in “Dermatologic Surgery” This article offers guidance for hair transplant surgeons on addressing old or poorly executed transplants, focusing on surgical precision and effective use of limited donor hair to enhance cosmetic outcomes.
January 1989 in “Oxford University Research Archive (ORA) (University of Oxford)” This study found that spironolactone effectively reduced hair growth in hirsute women over 12 months and was generally well tolerated.
In this study, the average force required to pluck hair was significantly lower in malnourished adults, especially those with kwashiorkor, compared to well-nourished individuals.
In an animal study, researchers observed that simvastatin and Luteolin significantly increased hair growth and reduced hair loss in male mice, with improvements linked to their antioxidant and anti-inflammatory properties.
April 2023 in “Dohuk medical journal” This review discusses the use of trichoscopy for diagnosing alopecia and reports no new clinical results, emphasizing its role in identifying vascular and follicular features.
November 2022 in “Molecular Pharmaceutics” This study found that intradermal injection of a cell-penetrating, AR-targeting asiRNA promoted hair growth and reduced androgen receptor expression in mouse models of androgenetic alopecia, suggesting its therapeutic potential.
January 2022 in “Experimental Dermatology” Minoxidil solution and foam both increase hair growth, but the solution works better than the foam.
January 2022 in “International Journal of Trichology” This study found that combining minoxidil with PRP therapy significantly improves hair density, shaft diameter, and reduces vellus and telogen hair proportions in men with androgenetic alopecia compared to either treatment alone.
October 2021 in “West African journal of medicine” This study identified a 4.8% prevalence of androgenetic alopecia among Nigerian females, and found that the condition tends to be severe with specific trichoscopic features.
January 2021 in “International journal of dermatology, venereology and leprosy sciences” This study identified specific trichoscopic features in patients with androgenetic alopecia and telogen effluvium, highlighting differences in hair shaft diameter variation between fronto-temporal and occipital areas.
This pilot study found that Optical Coherence Tomography can non-invasively resolve hair follicle density and hair shaft and follicle diameters in patients at varying stages of hair loss.
January 2018 in “Sohag Medical Journal” Combining topical dutasteride with microneedling is more effective for hair growth than microneedling alone.
December 1989 in “Inpharma (Balgowlah)” Cyproterone helps women with hair loss caused by genetics. More research is needed to confirm the best dose.
29 citations
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April 2004 in “Annals of Pharmacotherapy” This review concluded that finasteride may reduce hirsutism scores and hair diameter in women with hyperandrogenism, but concerns about teratogenicity and long-term safety make it a secondary treatment option.
13 citations
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August 1995 in “Australasian Journal of Dermatology” This study found that hair canal and follicle diameters, outer root sheath area, and terminal-to-vellus hair ratios were significantly reduced in androgenetic alopecia patients compared to normal controls.
2 citations
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September 2022 in “Frontiers in genetics” This study found that cashmere has a significantly smaller mean fiber diameter compared to sheep and goat wool, and identified key proteins that may influence this difference.
This study found significant differences in cashmere fiber diameters between two groups of cashmere goats and identified 211 genes and 50 metabolites related to hair follicle growth and cellular functions, suggesting potential pathways to improve cashmere quality.
January 2023 in “International Journal of Dermatology Sciences” This study reported improvements in hair count and shaft diameter following PRP treatment for androgenetic alopecia, yet concluded it is not an evidence-based therapy for hair loss.
July 2019 in “Dermatología Cosmética, Médica y Quirúrgica” This study found that dutasteride mesotherapy increased the diameter of existing hair in five Mexican men with androgenetic alopecia, without reported side effects.
142 citations
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February 1985 in “Fertility and sterility” This study found that spironolactone reduced serum androstenedione and anagen hair shaft diameter in hirsute patients but did not significantly alter unbound testosterone levels, suggesting its effects are primarily peripheral.
106 citations
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April 2013 in “Dermatologic Surgery” This study found that low-level light therapy significantly increased hair density and diameter in androgenetic alopecia patients compared to a sham device, suggesting it could be an effective treatment option.
63 citations
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December 1998 in “Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology” The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
41 citations
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January 1981 in “Journal of Clinical Medicine” In this study, trichoscopy highlights that hair diameter variability, vellus hairs, and the peripilar sign are key indicators for diagnosing androgenetic alopecia.
25 citations
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April 2007 in “Journal of The American Academy of Dermatology” This article introduces the term "anisotrichosis" to describe the significant variation in hair shaft diameters observed in pattern alopecia, drawing a parallel to anisocytosis seen in blood smears, but reports no new research findings.
21 citations
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June 2017 in “Journal of Dermatological Treatment” This study found that topical cetirizine 1% significantly improved hair density and diameter in patients with androgenetic alopecia, with patients tolerating the treatment well.
21 citations
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January 2012 in “Annals of Dermatology” This study reported that Ell-Cranell® alpha 0.025% solution significantly increased hair counts and diameter in Korean women with female pattern hair loss over an 8-month period, showing both efficacy and safety.