235 citations
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July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
Exercising women with irregular periods have lower thyroid hormone levels and less body fat.
July 2020 in “Research Square (Research Square)” Obesity and certain hormone levels can lead to advanced bone age in young girls with early breast development.
97 citations
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March 2009 in “Dermato-endocrinology” Hormones significantly affect hair and oil gland function in the skin, and more research is needed on skin-related hormone disorders.
December 2025 in “Advanced Healthcare Materials” The Spherical Skin Model improves drug and cosmetic testing by accurately mimicking human skin for efficient compound screening.
187 citations
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May 1988 in “Differentiation” Trichocytic cytokeratins are found in hair, nails, tongue, and thymus cells, showing complex regulation in tissue development.
3 citations
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July 2011 in “Folia Histochemica et Cytobiologica” Calcium reduces involucrin in rat hair bulbs but doesn't affect filaggrin and Kdap.
September 2014 in “Hair transplant forum international” The Asian Association of Hair Restoration Surgeons is a group focused on improving hair restoration techniques in Asia.
29 citations
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October 2020 in “Environmental health perspectives” Five preservatives may disrupt hormone function and need more health and environmental risk assessment.
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July 2023 in “Nature Genetics”
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July 2011 in “Microscopy and Microanalysis” The hair follicle bulge is an important area for adult stem cells involved in hair growth and repair, with potential for medical use needing more research.
73 citations
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November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Markers help differentiate between apocrine and eccrine sweat glands to identify sweat gland tumors.
60 citations
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January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Applying a specific inhibitor lightens skin and hair color.
February 2023 in “International journal of molecular sciences” Infrared spectral imaging can effectively study protein distribution in hair follicles during hair growth.
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February 2023 in “International Journal of Environmental Research and Public Health” Rural South Florida faces challenges in accessing dermatologic care, with many patients not attending specialist appointments.
January 2014 in “Hair transplant forum international” The Italian Society of Hair Restoration (ISHR) is a regional group focused on improving hair restoration techniques.
February 2024 in “International Journal of Dermatology” The document concludes that more local research on African skin and hair is needed despite increased scientific output from Sub-Saharan Africa.
33 citations
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January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
17 citations
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July 1984 in “British journal of dermatology/British journal of dermatology, Supplement” The four patients have a unique type of ichthyosis affecting hair follicles.
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February 2005 in “International Journal of Cosmetic Science” Applying a special soy milk extract on skin can make it more elastic and hydrated.
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January 2013 in “International Journal of Trichology” The BASP classification is effective for diagnosing pattern hair loss in Indian men and women.
1 citations
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July 2006 in “Journal of Investigative Dermatology” A 4kb fragment of the desmocollin 3 promoter targets gene expression to specific skin and hair follicle areas.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The back of the scalp has more nerve fibers than the front, which may explain why some people feel more sensitivity there.
26 citations
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September 2010 in “Experimental Dermatology” Two gene areas linked to male pattern baldness found, more research needed.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found markers indicating that cells responsible for hair color are differentiating in specific areas of the hair follicle.
July 2025 in “Journal of Investigative Dermatology” Immune system changes may contribute to female pattern hair loss.
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.
June 2011 in “European Journal of Pediatric Dermatology” An 11-year-old girl with hair thinning was diagnosed with monilethrix and early androgenetic alopecia.