2 citations
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July 2021 in “Genes” A specific genetic change in the KRT71 gene causes a hair loss condition in Hereford cattle.
9 citations
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April 2020 in “Journal of dermatology” A person with a specific gene mutation had extra teeth, unique jaw and hair features not seen before in this condition.
8 citations
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January 2013 in “Annals of Dermatology” Korean women dye their gray hair more than men, and it doesn't cause scalp diseases.
16 citations
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January 2018 in “International journal of trichology” Genetics and nutritional deficiencies are key factors in premature graying of hair.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Hemoglobin α acts as an antioxidant in skin cells, especially protecting hair follicle stem cells from UV damage.
April 2016 in “Journal of Investigative Dermatology” Iron deficiency causes hair loss by affecting hair differentiation and cycling.
175 citations
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August 1997 in “Nature Genetics” 26 citations
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September 1999 in “Canadian Journal of Botany” The RHD4 gene is crucial for consistent root hair growth in Arabidopsis thaliana.
6 citations
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January 1971 in “Pathology” Children's hair needs only a little iron for normal growth, regardless of their body's iron levels.
2 citations
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March 2018 in “The Journal of Dermatology” The "color-transition sign" helps tell apart alopecia areata incognita from telogen effluvium by looking at hair color changes.
4 citations
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July 2021 in “Skin Appendage Disorders” Sudden hair whitening may be linked to immune system activity.
Premature graying of hair is linked to vitamin D and B12 deficiencies, thyroid issues, iron imbalance, stress, and lifestyle habits, and affects quality of life.
April 2014 in “The FASEB Journal” Iron deficiency in mothers causes hair loss in their baby mice.
2 citations
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November 2024 in “JAAD reviews.” Certain drugs can change hair color, either lightening or darkening it.
17 citations
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January 2018 in “International Journal of Trichology” Low levels of iron, copper, and calcium may contribute to premature hair graying.
4 citations
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January 2011 in “European journal of dermatology/EJD. European journal of dermatology” A boy had a rare scalp condition with thickened skin and different-colored hair.
Low Vitamin D, Vitamin B12, and iron levels, as well as thyroid issues, are strongly linked to premature greying of hair, which also negatively affects quality of life.
41 citations
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April 2019 in “PLOS genetics” CD34+ and CD34- melanocyte stem cells have different regenerative abilities.
January 2017 in “Jikken doubutsu ihou/Jikken doubutsu/Experimental animals/Jikken Dobutsu” Mice with a changed Hr gene lose and regrow hair due to changes in the gene's activity.
June 2021 in “Asian Journal of Medical Sciences” Vitamin B12 deficiency can cause reversible skin darkening.
3 citations
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January 2011 in “生物医学研究杂志:英文版” A new mutation in the KRT86 gene causes monilethrix in a Han family.
1 citations
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July 2007 in “Journal of Investigative Dermatology” The mutation causes hairless mice due to mislocalized and dysfunctional HR protein.
62 citations
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December 1941 in “Experimental biology and medicine” Eating phenylthiocarbamide made all the rats' hair go gray, but some returned to their original color after stopping.
10 citations
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November 2021 in “European Journal of Clinical Nutrition” Low iron levels can cause hair loss and restless legs in non-anemic women.
3 citations
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September 2021 in “Data in brief” Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.
7 citations
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July 2020 in “Dermatologic therapy” Premature graying of hair is linked to various health issues and can sometimes be reversed by treating underlying conditions.
5 citations
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August 2012 in “Archives of Dermatology” The immune system can cause permanent skin and hair whitening by attacking pigment cells.
35 citations
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April 2008 in “Journal of Biological Chemistry” Hirosaki hairless rats lack hair due to missing DNA with key keratin genes.
2 citations
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March 2024 in “Journal of Cosmetic Dermatology” White hair from alopecia areata can turn pigmented after treatment.
7 citations
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January 2016 in “Hair therapy & transplantation” People with early graying hair often have lower levels of iron, ferritin, and calcium.