research 458 UVB-induced facultative pigmentation is associated with distinct DNA methylation changes
Tanning ability is linked to specific DNA changes in skin genes.
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research The color of skin: white diseases of the skin, nails, and mucosa
The document concludes that while white skin, nail, and mucosa diseases increase skin cancer risk, they are generally harmless, especially compared to darker pigmentation conditions.
research An Update on Drug-Induced Pigmentation
Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
research Dermoscopy of a Congenital Pigmented Lesion: A Case of Supernumerary Nipple
A supernumerary nipple was correctly identified using dermoscopy, avoiding misdiagnosis.
research Oral Pigmentation as a Sign of Addison’s Disease: A Brief Reappraisal
Oral pigmentation can be a sign of Addison's disease.
research Unilateral heterochromia of scalp hair with adjacent hypomelanotic skin lesions
The boy's hair and skin color differences are due to a pigmentation disorder.
research Pigmentation and Pregnancy
Most skin changes during pregnancy are harmless and moles don't significantly change, but many women experience pigmentation changes due to hormones and sun exposure.
research Nail pigmentation may be an early sign of minocycline-associated cutaneous pigmentation: A systematic review
Nail color change might be an early sign of skin pigmentation from minocycline.
research Pigmentary Puzzle: A Rare Case of Hyperpigmented Cutaneous Sarcoidosis
Early biopsy is crucial for diagnosing rare skin sarcoidosis, improving treatment.
research Reversible Facial Hyperpigmentation Associated With Vitamin B12 Deficiency
Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
research BIOCHEMICAL AND HISTOCHEMICAL STUDIES ON WHITE, BROWN AND BLACK SKIN REGIONS OF THE GUINEA PIG
Brown skin in guinea pigs has more ascorbic acid and related enzymes, black skin uses ascorbic acid well, and white skin has the most protein.
research Disorders of Hair Pigmentation
Hair color is determined by melanin and can be affected by genetic conditions like albinism.
research Lichen planus pigmentosus: a clinico‐pathological study in a Caucasian population from North Africa
Lichen planus pigmentosus mainly affects middle-aged women with darker skin, is underreported, and is hard to treat.
research Postinflammatory hyperpigmentation: a common but troubling condition
Postinflammatory hyperpigmentation causes dark skin patches and needs personalized treatment.
research Temporal Variations of Skin Pigmentation in C57Bl/6 Mice Affect Optical Bioluminescence Quantitation
Increased skin pigmentation in mice reduces bioluminescent signal accuracy.
research An approach to disorders of pigmentation
The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
research Hyperpigmentation and Melasma
Hyperpigmentation is common in pregnancy and may not fully fade after birth; melasma, also frequent, can persist but has limited treatment options during pregnancy.
research 890 Development of pigmented reconstructed human epidermis model containing human melanoblasts from keratinocyte culture
The created skin model with melanoblasts improves the study of skin color and offers an alternative to animal testing.
research Histopathologic Findings of Cutaneous Hyperpigmentation in Addison Disease and Immunostain of the Melanocytic Population
The study found increased skin pigmentation and variable melanocyte density in a patient with Addison's disease.
research Genomic and transcriptomic landscape to decipher the genetic basis of hyperpigmentation in Lanping black-boned sheep (Ovis aries)
Two genes, ERBB4 and ROR1, may cause the unique pigmentation in Lanping black-boned sheep.
research Genetic Basis of Pigmentation and Its Disorders
Understanding genes can help diagnose and treat skin color disorders.
research Skin Hyperpigmentation in Complex Regional Pain Syndrome (CRPS) (P3.315)
Skin pigmentation increases in CRPS-affected areas and improves with symptom relief.
research Melanosis Coli After Long-Term Ingestion of Cape Aloe
Long-term Cape Aloe use causes harmless colon pigmentation that can help detect polyps.
research Localized Hair Repigmentation in a 91-Year-Old Woman
A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
research Pigmented contact dermatitis due to therapeutic sensitizer as complication of contact immunotherapy in alopecia areata
Some patients with severe alopecia areata developed skin darkening from their treatment, which may indicate a less effective response to the therapy.
research Familial aggregation of phenotypic expression of premature hair hypopigmentation in the craniofacial region
Premature hair graying in the face may be influenced by genetics and environment.
research Role of Dermal Melanocytes in Cutaneous Pigmentation of Stasis Dermatitis
Melanin and melanocytes contribute to the brown pigmentation in stasis dermatitis.
research Pathologic Quiz Case: A 69-Year-Old Man With a Brown-Black Facial Papule
A rare benign skin growth called melanocytic matricoma was identified in a 69-year-old man.
research Index of Suspicion
Thorough history and examination are crucial for diagnosing genetic disorders like juvenile polyposis and hypomelanosis of Ito.
research Pigmented Rings With Central Clearing: A Dermoscopic Feature of Melasma
Pigmented rings with central clearing help diagnose melasma more accurately.