November 2025 in “Journal of Pharmacy and Pharmacology” PEDF reduces oxidative damage and supports stem cells.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
September 2025 in “Cuadernos de Educación y Desarrollo” Laser and light technologies are used in dermatology for skin treatments and improving outcomes.
September 2025 in “Journal of Cosmetic Dermatology” Scalp micropigmentation effectively treats localized alopecia with high patient satisfaction.
May 2024 in “Journal of drug delivery science and technology” Exosomes show promise for treating skin diseases and improving skin regeneration.
September 2023 in “Asian journal of beauty & cosmetology” Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.
September 2023 in “Cells tissues organs” Mice skin matures by day 200, leading to aging signs like curved hair follicles and white hairs due to changes in skin stem cells.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
May 2023 in “Elsevier eBooks” Scalp micropigmentation is a safe way to hide hair loss and scalp scars by tattooing tiny dots that look like hair follicles.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The protein p21 is more abundant in normal skin cells than in melanoma cells and may help protect against melanoma, with UVB light affecting its levels.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific group of early-stage melanocytes is reduced in vitiligo-affected skin, which may explain treatment resistance.
February 2023 in “Mağallaẗ Tikrīt li-l-ʻulūm al-ṣirfaẗ/Tikrit journal of pure science” Horse skin has a layered epidermis, a dermis with hair follicles, sweat and sebaceous glands, and is supplied by small arteries.
January 2023 in “International journal of dermatology, venereology and leprosy sciences” Microneedling is an effective and tolerable way to treat vitiligo.
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.
May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
April 2012 in “Development” Rac1 is crucial for normal hair structure and pigmentation.
January 2004 in “Linchuang pifuke zazhi” All-trans retinoic acid helps amelanotic melanocytes in hair follicles develop and produce pigment while reducing their growth.
January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
June 1995 in “Archives of Dermatology” A woman's hair loss was due to trichotillomania, which is often misdiagnosed and can require different treatments based on age and underlying conditions.
January 1961 in “The Journal of Anthropological Society of Nippon” Hair form in mixed-blood families varies due to hereditary twist-knots and pigment formation.
March 2026 in “Dyes and Pigments” Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
November 2019 in “Quality in primary care” Scalp micropigmentation is a tattooing method that can mimic a full head of hair without surgery and has no healing time.
October 2021 in “West African journal of medicine” Hair loss in women in Lagos, Nigeria is rare but severe when it occurs, with symptoms similar to those seen worldwide.
94 citations
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April 2018 in “Nature Genetics” New genetic locations explain much of hair color variation in Europeans.
58 citations
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November 2013 in “Journal of Innovative Optical Health Sciences” Multiphoton microscopy is a promising tool for detailed skin imaging and could improve patient care if its challenges are addressed.
46 citations
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April 1982 in “Journal of the American Academy of Dermatology” Isotretinoin shrinks sebaceous glands without affecting hair or skin color, unlike etretinate.
36 citations
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June 2009 in “Archives of Dermatology” Marie Antoinette syndrome causes sudden hair whitening, but its exact cause is unknown.
35 citations
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January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
35 citations
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October 2003 in “Dermatologic clinics” Laser therapy on darker skin has higher risks and needs expert handling.
30 citations
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January 2014 in “Annals of Dermatology” Scalp dermatoscopy helps diagnose and monitor hair loss severity.