July 2025 in “Pigment International” Follicular vitiligo causes hair to gray without skin color loss.
January 2015 in “OpenBU/Boston University Institutional Repository (Boston University)” Neuropilin 2 may be a biomarker for melanoma and affects melanocyte behavior.
94 citations
,
October 2017 in “International Journal of Dermatology” Lichen planus pigmentosus causes dark skin patches and is treated by avoiding triggers and using anti-inflammatory medications.
7 citations
,
February 2004 in “Clinical and Experimental Ophthalmology” Finasteride, often used for hair loss, can potentially cause cataracts.
38 citations
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February 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Two patients with porphyria cutanea tarda experienced their grey hair turning dark again.
63 citations
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December 1988 in “International Journal of Dermatology” Vitiligo causes white skin patches and is linked to autoimmune issues.
30 citations
,
December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
16 citations
,
September 1999 in “Journal of Investigative Dermatology Symposium Proceedings” January 2010 in “Chinese Journal of Aesthetic Medicine” Melasma skin has more melanin and signs of aging, with strong CK10 expression linked to cell differentiation and aging.
2 citations
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January 2019 in “Springer eBooks” Segmental Vitiligo is a stable, early-onset form of vitiligo that responds well to early treatment and is ideal for repigmentation studies.
July 2014 in “Plastic and Reconstructive Surgery” Sentinel lymph node biopsy is recommended for all types of desmoplastic melanoma due to higher rates of nodal metastasis.
July 2014 in “Plastic and Reconstructive Surgery” Sentinel lymph node biopsy is recommended for all types of desmoplastic melanoma due to higher rates of nodal metastasis.
6 citations
,
April 2014 in “PubMed” A man got brown patches on his skin (melasma) after taking finasteride, a hair loss treatment.
21 citations
,
April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
April 2015 in “한국생물공학회 학술대회” Finasteride reduces melanin production in skin cells.
January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
10 citations
,
February 2012 in “Journal of Clinical Investigation” Advancements in skin and hair biology improve dermatology care and cosmetic treatments.
14 citations
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November 2009 in “Clinical and experimental dermatology” Topical prostaglandin E2 can help treat both alopecia areata and vitiligo.
March 2026 in “Portuguese Journal of Dermatology and Venereology” Avoid hair dye after microneedling to prevent scalp pigmentation.
2 citations
,
March 2017 in “Sultan Qaboos University medical journal” An infant had two different natural hair colors on the scalp with no health issues.
10 citations
,
August 2023 in “Animals” SLC45A2 and GPNMB genes help control chicken feather color by promoting melanin.
24 citations
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March 2001 in “PubMed” In Freixo de Espada à Cinta, common skin conditions include melanocytic nevi, hemangiomas, and acne, with variations based on age and sex.
January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
3 citations
,
October 2020 in “Journal of Investigative Dermatology” Removing β-catenin in certain stem cells causes hair whitening and pigmentation issues.
177 citations
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November 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Transplantation is effective for stable leucoderma but not for progressive, widespread vitiligo vulgaris.
January 2006 in “Carl von Ossiezky University of Oldenburg” Unpigmented keratinocytes absorb substances faster, while melanocytes bind more strongly to melanin.
19 citations
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January 2007 in “Biological & pharmaceutical bulletin” Glycine reduces skin pigmentation by lowering melanin production.
1 citations
,
July 2024 in “Journal of Investigative Dermatology” Immune cells boost stem cell activity in hairy moles, causing more hair growth.
Polarized microscopy helps identify hair irregularities in genetic disorders.