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CUTANEOUS PIGMENTATION [PDF]

open access: greenBritish Journal of Dermatology, 1911
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William Dyson
openalex   +4 more sources

Skin Pigmentation Types, Causes and Treatment—A Review

open access: yesMolecules, 2023
Human skin pigmentation and melanin synthesis are incredibly variable, and are impacted by genetics, UV exposure, and some drugs. Patients’ physical appearance, psychological health, and social functioning are all impacted by a sizable number of skin ...
A. Thawabteh   +4 more
semanticscholar   +1 more source

Morphological Alterations and Increased S100B Expression in Epidermal Langerhans Cells Detected in Skin from Patients with Progressive Vitiligo

open access: yesLife, 2021
The role of Langerhans cells (LCs) in vitiligo pathogenesis remains unclear, with published studies reporting contradictory results regarding the quantity of LCs and no data on the features of LCs in vitiligo.
Fei Yang   +4 more
doaj   +1 more source

A review of the effect of skin pigmentation on pulse oximeter accuracy

open access: yesPhysiological Measurement, 2023
Objective. Pulse oximetry is a non-invasive optical technique used to measure arterial oxygen saturation (SpO2) in a variety of clinical settings and scenarios.
Raghda Al-Halawani   +3 more
semanticscholar   +1 more source

Low Temperature Effect on the Endocrine and Circadian Systems of Adult Danio rerio

open access: yesFrontiers in Physiology, 2021
The control of the biological rhythms begins with the activation of photo- and thermosensitive cells located in various organs of the fish such as brain, eye, and skin, but a central clock is still to be identified in teleosts.
Cristhian D. Sua-Cespedes   +8 more
doaj   +1 more source

The accuracy of pulse oximetry in measuring oxygen saturation by levels of skin pigmentation: a systematic review and meta-analysis

open access: yesBMC Medicine, 2022
During the COVID-19 pandemic, there have been concerns regarding potential bias in pulse oximetry measurements for people with high levels of skin pigmentation.
Chunhu Shi   +12 more
semanticscholar   +1 more source

Herb Sanqi-Derived Compound K Alleviates Oxidative Stress in Cultured Human Melanocytes and Improves Oxidative-Stress-Related Leukoderma in Guinea Pigs

open access: yesCells, 2021
Sanqi, a traditional Chinese herb, is widely used for cardiovascular diseases, and its neuroprotective effects against oxidative stress were recently discovered. The purpose of this study was to investigate whether Sanqi-derived compound K (Sanqi-CK), an
Suwei Tang   +6 more
doaj   +1 more source

Skin-Aging Pigmentation: Who Is the Real Enemy?

open access: yesCells, 2022
Skin aging is induced and sustained by chronological aging and photoaging. Aging skin pigmentation such as mottled pigmentation (senile lentigo) and melasma are typical signs of photoaging. The skin, like other human organs, undergoes cellular senescence,
J. Kim, T. J. Park, H. Kang
semanticscholar   +1 more source

Mechanistic Basis and Clinical Evidence for the Applications of Nicotinamide (Niacinamide) to Control Skin Aging and Pigmentation

open access: yesAntioxidants, 2021
Vitamin B3 (nicotinic acid, niacin) deficiency causes the systemic disease pellagra, which leads to dermatitis, diarrhea, dementia, and possibly death depending on its severity and duration.
Y. Boo
semanticscholar   +1 more source

Evolution and function of red pigmentation in land plants

open access: yesAnnals of Botany, 2022
Background Land plants commonly produce red pigmentation as a response to environmental stressors, both abiotic and biotic. The type of pigment produced varies among different land plant lineages.
K. Davies   +10 more
semanticscholar   +1 more source

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