January 1981 in “Purdue e-Pubs (Purdue University)” Pig skin is similar to human skin, with no major changes as they age.
6 citations
,
October 2003 in “Journal of applied polymer science” A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.
October 1997 in “Dermatologic Surgery” The Epilight Hair Removal System is effective for temporary hair removal with few side effects, but more research is needed to confirm its safety and long-term results.
January 2016 in “Experimental Dermatology” New findings suggest potential treatments for melanoma, hyperpigmentation, hair defects, and multiple sclerosis, and show skin microbiome changes don't cause atopic dermatitis.
19 citations
,
July 2009 in “Clinical and Experimental Dermatology” The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.
22 citations
,
September 2004 in “Journal of The European Academy of Dermatology and Venereology” Bimatoprost can cause longer, thicker, darker eyelashes and eyebrows.
10 citations
,
January 2016 in “ACG Case Reports Journal” Long-term Cape Aloe use causes harmless colon pigmentation that can help detect polyps.
10 citations
,
November 2014 in “Journal of Dermatological Treatment” Polyphenols may help treat skin conditions like warts, hair loss, acne, and dark spots, but more research is needed.
January 1991 in “Linchuang pifuke zazhi”
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
A man had a rare pigmented nodule on his scalp that developed from birthmarks.
1 citations
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October 2010 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” The skin fully recovered after using the optical clearing agent, showing no long-term harm.
84 citations
,
February 2015 in “Experimental Dermatology” PPARγ is crucial for skin health but can have both beneficial and harmful effects.
164 citations
,
February 2010 in “Journal of Cell Science” Human dermal stem cells can become functional skin pigment cells.
17 citations
,
April 2004 in “Acta Clinica Belgica” UV light makes skin signs of lack of carotene and vitamin A more visible.
6 citations
,
February 2014 in “Human & experimental toxicology” Testosterone injections can cause skin darkening and thickening.
7 citations
,
July 2016 in “Journal of Biomedical Materials Research Part A” cGEL hydrogel improves melanin production in skin cells, making it a promising option for skin treatments.
June 2017 in “Journal of The American Academy of Dermatology” The new treatment was safe and may effectively treat male pattern hair loss.
Azelaic acid helps with skin pigmentation issues, but its full effects are not completely understood.
MITF and WNT3A are key in Dun Mongolian horse pigmentation.
4 citations
,
May 2023 in “Pigment Cell & Melanoma Research” BMI1 is essential for preventing hair greying and maintaining hair color.
Mangosteen peel extract may promote hair growth and darken hair color.
3 citations
,
October 1996 in “International Journal of Dermatology” Melatonin can affect skin color, treat skin conditions, and may help with skin cancer.
January 2020 in “대한미용학회지” Permanent hair dye reduces sulfur content in both gray and black-brown hair.
Melatonin shortens the hair growth cycle by increasing PDGFA gene expression.
9 citations
,
June 2017 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Local inflammation worsens autoimmune skin conditions by increasing antibody buildup.
June 2024 in “Georgetown Scientific Research Journal” Bleomycin injections in mice cause skin thickening and hair loss.
10 citations
,
November 2010 in “Pigment Cell & Melanoma Research” Only skin melanocytes, not other types, can color hair in mice.
5 citations
,
May 1958 in “Archives of Dermatology” Treatment with corticosteroids and zinc injections can help hair regrowth and restore pigmentation in alopecia totalis.
July 2025 in “Journal of Investigative Dermatology” Reducing PEDF may help treat hair loss.