Results 31 to 40 of about 294,855 (398)

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

A gene-derived SNP-based high resolution linkage map of carrot including the location of QTL conditioning root and leaf anthocyanin pigmentation [PDF]

open access: yes, 2014
Purple carrots accumulate large quantities of anthocyanins in their roots and leaves. These flavonoid pigments possess antioxidant activity and are implicated in providing health benefits.
Cavagnaro, Pablo Federico   +6 more
core   +2 more sources

Evolutionary genetics of skin pigmentation in African populations.

open access: yesHuman Molecular Genetics, 2021
Skin color is a highly heritable human trait, and global variation in skin pigmentation has been shaped by natural selection, migration, and admixture.
Yuanqing Feng, M. McQuillan, S. Tishkoff
semanticscholar   +1 more source

Electrocautery Needling and the 308-nm Excimer Lamp: A Synergistic Combination for the Treatment of Stable Non-segmental Vitiligo

open access: yesDermatology and Therapy, 2020
Introduction Vitiligo is an acquired chronic depigmentation disorder caused by the destruction of melanocytes. Although various treatments have been proposed for the management of vitiligo, achieving repigmentation and preventing relapse remains ...
Lili Yang   +5 more
doaj   +1 more source

Comparative Evaluation of Gingival Depigmentation using Tetrafluoroethane Cryosurgery and Gingival Abrasion Technique: Two Years Follow Up [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2013
Objective: A comparative evaluation of the gingival depigmentation by using Tetrafluoroethane cryosurgery and the gingival abrasion technique – 2 years of follow up. Material and Methods: Ten systemically healthy patients who were aged 18 to 36 years
Santhosh Kumar   +2 more
doaj   +1 more source

Comparison of Age-Related Pigmentary Changes in the Auditory and Vestibular Systems Within Mouse and Human Temporal Bones

open access: yesFrontiers in Neuroscience, 2021
BackgroundMelanin pigmentation is present within the auditory and vestibular systems of the mammalian inner ear and may play a role in maintaining auditory and vestibular function.
Nicholas S. Andresen   +4 more
doaj   +1 more source

A review of the relationship between eggshell colour and water vapour conductance [PDF]

open access: yes, 2011
This review brings together the available literature that examines the effect of variations in pigmentation on the gas conductance of avian eggshells. Pheasant and Houbara bustard eggs provide some evidence that shell abnormalities can impact upon colour
Baggott G.K.   +14 more
core   +1 more source

A pigmented octogenarian [PDF]

open access: yesAge and Ageing, 2010
An 81-year-old woman presented with cachexia, malaise, deranged liver function tests (LFTs), hepatomegaly and hyperpigmentation. Hereditary haemochromatosis (HH) was ultimately diagnosed on genetic testing. Haemochromatosis is a difficult diagnosis in older people because not only are the symptoms protean and occur commonly in other geriatric ...
Maya Wolf   +2 more
openaire   +3 more sources

A rare case of melanosis of the hard palate mucosa in a patient with chronic myeloid leukemia [PDF]

open access: yes, 2015
Imatinib Mesylate, also known as Gleevec or ST1-571, is a tyrosine-kinase inhibitor used as the gold standard medication for the chronic myeloid leukemia (CML); Imatinib has indeed deeply revolutionized the CML therapy allowing most patients to have a ...
Bosco, Daniela   +4 more
core   +3 more sources

In vitro quantification of pigment production and transfer in 2D co-cultures and 3D skin organotypic

open access: yesSTAR Protocols, 2023
Summary: Here, we present a protocol to set up and study 2D keratinocyte-melanocyte co-cultures and 3D full-thickness human skin equivalents. We describe steps for culturing of keratinocyte and melanocyte lines and the establishment of both 2D and 3D co ...
Rachel Phua   +6 more
doaj  

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