Results 1 to 10 of about 160,736 (264)

An Unexpectedly Complex Architecture for Skin Pigmentation in Africans [PDF]

open access: yesCell, 2017
Approximately 15 genes have been directly associated with skin pigmentation variation in humans, leading to its characterization as a relatively simple trait.
Alicia R Martin   +2 more
exaly   +2 more sources

Disorders of Pigmentation

open access: yesJDDG: Journal der Deutschen Dermatologischen Gesellschaft, 2010
SummarySkin color is highly individual and the variations are controlled by numerous genes. The different skin colors result from the size and number of melanosomes and do not mirror the amount of melanocytes. Disorders of pigmentation can result from migration abnormalities of melanocytes from the neural crest to the skin during embryogenesis.
Susanna K, Fistarol, Peter H, Itin
openaire   +3 more sources

Cydnidae Pigmentation

open access: yesIndian Pediatrics
Cydnidae pigmentation is caused by the arthropod Chilocoris assmuthi which is also known as the burrowing bug. The lesion is characterised as asymptomatic brownish red macules which develops on contact with the bug.
Yogindher Singh, Oviya Selvam
openaire   +3 more sources

Medication related to pigmentation of oral mucosa [PDF]

open access: yes, 2022
BACKGROUND: The diagnosis of oral melanotic lesions is, more often than not, challenging in the clinical practice due to the fact that there are several reasons which may cause an increase in pigmentation on localized or generalized areas.
Cerero-Lapiedra, Rocío   +10 more
core   +1 more source

body pigmentation components [PDF]

open access: yes, 2021
Body pigmentation is an evolutionarily diversified and ecologically relevant trait with substantial variation within and between species, and important roles in animal survival and reproduction.
Elvira Lafuente   +11 more
core   +1 more source

The influence of pigmentation patterning on bumblebee foraging from flowers of Antirrhinum majus [PDF]

open access: yes, 2013
Patterns of pigmentation overlying the petal vasculature are common in flowering plants,and have been postulated to play a role in pollinator attraction.
Milne, Georgina   +11 more
core   +1 more source

Recurrent Modification of a Conserved Cis-Regulatory Element Underlies Fruit Fly Pigmentation Diversity [PDF]

open access: yes, 2013
The development of morphological traits occurs through the collective action of networks of genes connected at the level of gene expression. As any node in a network may be a target of evolutionary change, the recurrent targeting of the same node would ...
Salomone, Joseph R.   +28 more
core   +1 more source

Differential predation alters pigmentation in threespine stickleback (Gasterosteus aculeatus) [PDF]

open access: yes, 2018
Animal pigmentation plays a key role in many biological interactions, including courtship and predator avoidance. Sympatric benthic and limnetic ecotypes of threespine stickleback (Gasterosteus aculeatus) exhibit divergent pigment patterns.
Seth M. Rudman   +10 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   +2 more sources

Association of MC1R Variants and host phenotypes with melanoma risk in CDKN2A mutation carriers: a GenoMEL study [PDF]

open access: yes, 2010
<p><b>Background</b> Carrying the cyclin-dependent kinase inhibitor 2A (CDKN2A) germline mutations is associated with a high risk for melanoma. Penetrance of CDKN2A mutations is modified by pigmentation characteristics, nevus phenotypes,
Pastorino, L.   +274 more
core   +1 more source

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