Results 41 to 50 of about 2,017,631 (280)

First record of albinism for the doglike bat, Peropteryx kappleri Peters, 1867 (Chiroptera, Emballonuridae) [PDF]

open access: yesSubterranean Biology, 2019
Albinism is a type of deficient in melanin production could be the result of genetic anomalies that are manifest as the absence of coloration of part or the entire body of an organism. This type of chromatic disorder can affect several vertebrate species,
Leopoldo Ferreira de Oliveira Bernardi   +6 more
doaj   +3 more sources

Griscelli Syndrome Type 2 Sine Albinism: Unraveling Differential RAB27A Effector Engagement

open access: yesFrontiers in Immunology, 2020
Griscelli syndrome type 2 (GS-2) is an inborn error of immunity characterized by partial albinism and episodes of hemophagocytic lymphohistiocytosis (HLH). It is caused by RAB27A mutations that encode RAB27A, a member of the Rab GTPase family.
Yuta Ohishi   +15 more
doaj   +1 more source

Sunscreen use among albinos in Enugu, South-Eastern Nigeria

open access: yesInternational Journal of Medicine and Health Development, 2021
Background: Albinism is a congenital skin condition which is caused by lack or deficiency of tyrosinase enzyme leading to partial or complete absence of melanin from skin with attendant solar skin damage which could lead to premature skin aging, skin ...
Uche Rowland Ojinmah   +6 more
doaj   +1 more source

Mutational Analysis of the TYR and OCA2 Genes in Four Chinese Families with Oculocutaneous Albinism. [PDF]

open access: yesPLoS ONE, 2015
Oculocutaneous albinism (OCA) is an autosomal recessive disorder. The most common type OCA1 and OCA2 are caused by homozygous or compound heterozygous mutations in the tyrosinase gene (TYR) and OCA2 gene, respectively.The purpose of this study was to ...
Yun Wang   +7 more
doaj   +1 more source

First Case of Leucism in the House Bunting Emberiza Sahari in Algeria

open access: yesJournal of Bioresource Management, 2022
Continue to monitor the bioecology of the House bunting in Algeria and mentioned the birds that carry abnormalities and genetic mutation (Albinism and leucism), including passerines species.
Abdelwahab Chedad   +3 more
doaj  

Successful treatment of aggressive posterior retinopathy of prematurity with diode laser in ocular albinism: A case report

open access: yesIndian Journal of Ophthalmology, 2019
Oculocutaneous albinism is characterized by partial or complete absence of melanin in retinal pigment epithelium (RPE) and uveal melanocytes. Absence of typical fundal background from RPE and choroid makes it difficult to diagnose retinal disorders in ...
Anil B Gangwe   +4 more
doaj   +1 more source

Assessing the Spatial Relationship Between Fixation and Foveal Specializations [PDF]

open access: yes, 2016
Increased cone photoreceptor density, an avascular zone (FAZ), and the displacement of inner retinal neurons to form a pit are distinct features of the human fovea.
Carroll, Joseph   +5 more
core   +2 more sources

Relationship Between the Foveal Avascular Zone and Foveal Pit Morphology [PDF]

open access: yes, 2012
Purpose.To assess the relationship between foveal pit morphology and size of the foveal avascular zone (FAZ). Methods. Forty-two subjects were recruited.
Beringer, Joseph   +5 more
core   +2 more sources

Understanding pseudo-albinism in sole (Solea senegalensis): a transcriptomics and metagenomics approach [PDF]

open access: yes, 2019
Pseudo-albinism is a pigmentation disorder observed in flatfish aquaculture with a complex, multi-factor aetiology. We tested the hypothesis that pigmentation abnormalities are an overt signal of more generalised modifications in tissue structure and ...
Carballo, Carlos   +7 more
core   +1 more source

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