Results 21 to 30 of about 113,255 (342)

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,
Jin Cheol Kim   +2 more
doaj   +1 more source

Perioral pigmentation

open access: yesPigment International, 2022
Perioral pigmentation is a commonly encountered condition in the skin Out Patient Department (OPD), occurring due to a variety of primary as well as secondary causes. The affection of the perioral skin being readily visible negatively impacts the patient’
Siddharth Bhatt   +2 more
doaj   +1 more source

The effect of constitutive pigmentation on the measured emissivity of human skin.

open access: yesPLoS ONE, 2020
BackgroundThe measurement of body temperature has become commonplace in the current COVID-19 pandemic. Body temperature can be measured using thermal infrared imaging, a safe, non-contact method that relies on the emissivity of the skin being known to ...
Matthew Charlton   +6 more
doaj   +1 more source

Genetic loci associated with skin pigmentation in African Americans and their effects on vitamin D deficiency.

open access: yesPLoS Genetics, 2021
A recent genome-wide association study (GWAS) in African descent populations identified novel loci associated with skin pigmentation. However, how genomic variations affect skin pigmentation and how these skin pigmentation gene variants affect serum 25 ...
Ken Batai   +11 more
doaj   +1 more source

Key regulatory role of dermal fibroblasts in pigmentation as demonstrated using a reconstructed skin model: impact of photo-aging. [PDF]

open access: yesPLoS ONE, 2014
To study cutaneous pigmentation in a physiological context, we have previously developed a functional pigmented reconstructed skin model composed of a melanocyte-containing epidermis grown on a dermal equivalent comprising living fibroblasts. The present
Christine Duval   +5 more
doaj   +1 more source

By protecting against cutaneous inflammation, epidermal pigmentation provided an additional advantage for ancestral humans. [PDF]

open access: yes, 2019
Pigmentation evolved in ancestral humans to protect against toxic, ultraviolet B irradiation, but the question remains: "what is being protected?" Because humans with dark pigmentation display a suite of superior epidermal functions in comparison with ...
Abuabara, Katrina   +7 more
core   +1 more source

Clofazimine-induced skin pigmentation. [PDF]

open access: yesPan Afr Med J
A 54-year-old male presented to the outpatient department with complaints of black discoloration of skin and nails for the past 1 month. The patient gave a history of multi-drug resistant sputum positive tuberculosis for which he is on antitubercular drugs (Isoniazid, Ethambutol, Pyrazinamide, Clofazimine, Bedaquiline, Levofloxacin, and Ethionamide ...
Karnan A, Ledwani A.
europepmc   +4 more sources

Genome-wide association studies of quantitatively measured skin, hair, and eye pigmentation in four European populations. [PDF]

open access: yesPLoS ONE, 2012
Pigmentation of the skin, hair, and eyes varies both within and between human populations. Identifying the genes and alleles underlying this variation has been the goal of many candidate gene and several genome-wide association studies (GWAS).
Sophie I Candille   +10 more
doaj   +1 more source

Prevention of Dermatologic Side Effects of Bimatoprost 0.03% Topical Therapy [PDF]

open access: yes, 2006
PURPOSE: To investigate the efficacy of reducing the drop-skin contact to prevent dermatologic side effects of bimatoprost 0.03% topical therapy. DESIGN: Prospective, randomized, single-blinded, internally controlled study.
Centofanti, M   +5 more
core   +2 more sources

Spontaneous melanotic lesions in axillary seabream, Pagellus acarne (Risso) [PDF]

open access: yes, 2013
In this paper, we describe spontaneous melanotic lesions in the skin of axillary seabream, Pagellus acarne (Risso) from a defined area of the Portuguese Coast, located in Cabo da Roca and Foz do Arelho.
Branco, Sandra, Ramos, Paula, Victor, P
core   +1 more source

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