research Pigmented Rings With Central Clearing: A Dermoscopic Feature of Melasma
Pigmented rings with central clearing help diagnose melasma more accurately.
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300-330 / 1000+ resultsresearch How the leopard gets its spots: a transmembrane peptidase specifies feline pigmentation patterns
A gene called Taqpep affects cat coat patterns like stripes and blotches.
research Lentiginosis within plaques of linear atrophoderma of Moulin: a twin-spotting phenomenon?
The document suggests a rare skin condition might be caused by a genetic phenomenon.
research AN ULTRASTRUCTURAL POSTNATAL DEVELOPMENTAL STUDY OF THE INTEGUMENT OF THE PIG (SUS SCROFA)
Pig skin is similar to human skin, with no major changes as they age.
research Developmental genetics of color pattern establishment in cats
Cat color patterns are determined early in development by gene expression and epidermal changes, with the Dickkopf 4 gene playing a crucial role.
research Regenerative Hair Pigmentation via Skin Organoids: Adaptive Patterning Mediated by Collagen VI and Semaphorin 3C
Collagen VI and Semaphorin 3C are important for hair pigmentation and could help treat pigmentation disorders.
research Disseminated Nonsegmental Vitiligo Associated With Halo Nevi and Premature Gray Hair
A rare combination of halo nevi, nonsegmental vitiligo, and early gray hair can occur together.
research Atypical bilateral hyperpigmented macules on the lower legs possibly due to cyclophosphamide.
Cyclophosphamide likely causes skin darkening by affecting hair follicles.
research Punctate Follicular Porokeratosis
Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
research Melanotrichoblastoma: A Histopathological Case Report of a Rare Pigmented Variant of Trichoblastoma
A rare pigmented skin tumor called melanotrichoblastoma was diagnosed in a 51-year-old woman.
research Developmental Genetics of Color Pattern Establishment in Cats
Gene expression, especially Dkk4, is key to cat color patterns.
research An approach to disorders of pigmentation
The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
research Becker's Melanosis and Hypertrichosis*
Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
research Field melanin mapping of the hairless scalp
The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.
research Histochemistry of the porcine pilosebaceous unit
Porcine and human pilosebaceous units are very similar.
research A rare repigmentation pattern in a vitiligo patient: a clue to an epidermal stem-cell reservoir of melanocytes?
Repigmentation in vitiligo may come from melanocyte stem cells in the skin.
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 ‘Follicular Swiss cheese’ pattern–another histopathologic clue to alopecia areata
The study concluded that a 'Swiss cheese' pattern in hair follicles is a useful sign for diagnosing alopecia areata.
research KERATIN PHENOTYPES IN BASAL-CELL CARCINOMAS OF THE SKIN
Basal cell carcinoma shows keratin patterns similar to hair follicle structures.
research Segmental Becker’s Nevi with Mucosal Involvement
A 16-year-old boy had a rare case of Becker's nevus on his face and mouth.
research Distinguishing histopathologic features of acantholytic dermatoses and the pattern of acantholytic hypergranulosis
Different skin diseases show unique patterns of skin cell separation, cell death, and granular layer changes.
research Keratin pattern in hyperkeratotic and ulcerated gastric pars oesophagea in pigs
Epithelial proliferation and hyperkeratosis are linked to gastric ulcers in pigs.
research Distinct mechanisms underlie pattern formation in the skin and skin appendages
Different processes create patterns in skin and things like hair and feathers.
research Giant pigmented tumour of the scalp—a diffuse neurofibroma or a congenital naevus showing neurofibromatous changes? Immunohistochemical and electron microscopic studies
The tumor likely shows dual neural crest differentiation.
research Pili Annulati
The patient's hair has unique structural differences with alternating bright and dark bands.
research Acquired smooth muscle hamartoma with sebaceous component
The patient has a rare skin condition that shows features of two known disorders.
research A retrospective review of hyperaesthetic leucotrichia in horses in the USA
Hyperaesthetic leucotrichia in horses causes painful, recurring skin lesions and hair color changes, especially in Arabian and American paint horses.
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 Perkembangan Aksis Pars Intermedia Hipofise – Melanosit Kulit Monyet Ekor Panjang (Macaca fascicularis).
The PI's development is closely linked to skin and hair pigmentation in macaques.
research Pigmented Epithelioid Melanocytoma (PEM)/Animal Type Melanoma (ATM): Quest for an Origin. Report of One Unusual Case Indicating Follicular Origin and Another Arising in an Intradermal Nevus
The conclusion is that Pigmented Epithelioid Melanocytoma can start from hair follicle stem cells or from a mole on the skin.