July 2022 in “المجلة العراقية للصيدلة” Most women with excessive hair growth (hirsutism) also experience a common type of non-scarring hair loss called Androgenetic alopecia with telogen effluvium.
September 2019 in “IP Indian journal of clinical and experimental dermatology” Hormones and iron deficiency are linked to female pattern hair loss, and hair thinning patterns are similar across different types of this condition.
Asian patients show different trichoscopy features compared to Caucasians, like thicker hair and different alopecia signs.
April 2023 in “Dohuk medical journal” Trichoscopy effectively differentiates Androgenetic Alopecia from Telogen Effluvium.
November 2022 in “Al-Azhar International Medical Journal (Print)” Combining 5% spironolactone and 5% minoxidil is safe and more effective for treating hair loss.
October 2021 in “Indian Journal of Plastic Surgery” Trichoscopy helps hair transplant surgeons diagnose hair loss types and assess donor hair quality.
September 2021 in “CRC Press eBooks” Androgenetic alopecia is a common hair thinning condition linked to genetics and hormones.
January 2021 in “International journal of dermatology, venereology and leprosy sciences” AGA and TE can be differentiated by specific trichoscopic features, with AGA showing more variation in hair thickness in fronto-temporal areas.
January 2011 in “Journal of Diagnosis and Therapy on Dermato-venereology” Genetics, low estrogen, and low iron levels contribute to female hair loss, with specific scalp signs indicating severity.
December 2021 in “International Journal of Research in Dermatology” The study concluded that female pattern hair loss is linked to psychological distress and is hard to diagnose and treat, with its causes still not fully understood.
24 citations
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March 2009 in “Journal of the European Academy of Dermatology and Venereology” Scalp pain is a common symptom in people with active hair loss from telogen effluvium.
December 2023 in “JEADV Clinical Practice” Brownish halos around axillary hair can help diagnose frontal fibrosing alopecia.
September 2023 in “Zenodo (CERN European Organization for Nuclear Research)” Trichoscopy helps diagnose and track treatment for hair loss in men and women.
7 citations
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November 2007 in “Annales de Dermatologie et de Vénéréologie” A man was diagnosed with a rare form of lupus after showing unique skin symptoms that responded well to treatment.
1 citations
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March 2014 in “Turkderm” Trichoscopy helps tell different hair loss types apart using specific scalp and hair patterns.
December 2025 in “Journal of Pharmacy And Bioallied Sciences” Trichoscopy effectively shows early positive effects of minoxidil in male pattern hair loss, improving patient satisfaction.
Pangolin scales evolved for protection, hardening with age, due to keratin gene diversification.
158 citations
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January 2009 in “The International Journal of Developmental Biology” Reptile scales help us understand the evolution of skin features like hair and feathers.
38 citations
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July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.
1 citations
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July 2023 in “Journal of developmental biology” Bird foot scales develop differently and can repair but not fully regenerate due to the lack of specialized stem cell areas.
1 citations
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June 1998 in “Journal of Forestry Research” Mammalian hair scales change from smooth to wavy due to friction.
38 citations
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November 2018 in “Scientific Reports” Bird scales evolved from feathers, not reptile scales.
26 citations
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August 1971 in “Journal of Morphology” Lizards can regrow their tail scales with the same structure, distribution, and gender-specific features as the original ones, and this unique ability is not seen in adult mammals.
28 citations
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September 2013 in “European Journal of Histochemistry” Keratins in Malayan pangolins vary by region, suggesting scales evolved from the tail towards the head.
15 citations
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December 1972 in “Journal of Investigative Dermatology” 19 citations
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November 2014 in “Journal of Comparative Physiology A” Spider joint hair sensilla are adapted to sense movement during walking.
January 2025 in “SSRN Electronic Journal” 11 citations
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January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
7 citations
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July 2000 in “Hearing Research” Lateral interactions guide hair cell patterning in chick basilar papilla.
46 citations
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August 1977 in “Journal of Morphology” The big-clawed shrew's sinus hair follicles are highly specialized for sensing vibrations.