Results 251 to 260 of about 88,097 (293)
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PATTERN DYSTROPHY OF THE RETINAL PIGMENT EPITHELIUM

Retina, 1990
The authors describe a family in which one member had pattern dystrophy of the retinal pigment epithelium. The proband also had neovascular membranes which resulted in decreased visual acuity. Two other family members had abnormal electro-oculographic findings, but a clinical normal-appearing fundus that could represent an early stage of the disease ...
T, Shiono   +3 more
openaire   +2 more sources

Patterned Dystrophies of the Retinal Pigment Epithelium

Archives of Ophthalmology, 1977
Three varieties of patterned dystrophies of the retinal pigment epithelium have been described in the literature: They are reticular dystrophy, macroreticular dystrophy, and butterfly-shaped pigment dystrophy of the fovea (macula). They are all inherited and are bilateral and symmetric.
R C, Hsieh, B S, Fine, J S, Lyons
openaire   +2 more sources

Regional patterning and regulation of melanin pigmentation in insects

Current Opinion in Genetics & Development, 2021
Insects display an immense diversity in melanin pigmentation, which is generated by the interplay between the regulatory genes (that provide general patterning information) and effector genes (that provide coloration of the pattern). However, recent studies encompassing several different orders (Hemiptera, Blattodea, Coleoptera, and Lepidoptera) have ...
Aleksandar, Popadić   +1 more
openaire   +2 more sources

Pattern dystrophies of the retinal pigment epithelium

Clinical and Experimental Optometry, 2000
We describe a family that shows autosomal dominant pattern dystrophy of the retinal pigment epithelium. There were 10 affected family members encompassing three generations. The various manifestations of these dystrophies, their inheritance characteristics, affects on vision function and their pathogenesis are discussed.
Peter G, Swann   +2 more
openaire   +2 more sources

Patterned dystrophy of the retinal pigment epithelium

Ophthalmic Paediatrics and Genetics, 1986
The authors describe a family presenting with a patterned dystrophy of the retinal pigment epithelium. The aspect of the macular area is granular to reticular with a tendency to a butterfly shape. Visual functions are normal or near-normal. A review of the literature is given.
A, Pinckers, J R, Cruysberg
openaire   +2 more sources

Clinical Patterns of Facial Pigmentation

2021
Introduction: Pigmentary disorders of the skin are a great concern to the patient, more so when it involves the face. It is one of the common clinical presentations to the dermatology OPD. Facial pigmentation may be multifactorial and in some etiology may be known by a detailed history.
M. Shahana   +2 more
openaire   +1 more source

CHLOROPLAST PIGMENT PATTERNS IN DINOFLAGELLATES1

Journal of Phycology, 1975
SUMMARYThe chlorophylls and carotenoids of 22 species of dinoflagellates were analysed by thin layer chromatography, using 2‐dimensional sucrose plates, and 1‐dimensional polyethylene plates for chlorophylls c1and c2. Peridinin was the major carotenoid in 19 of the species, while fucoxanthin was the major carotenoid in 3.
S. W. Jeffrey   +2 more
openaire   +1 more source

On the Development of Pigment Patterns in Amphibians

American Zoologist, 1978
synopsis. Pigmentary mutants in amphibians provide important vehicles for studying basic problems in development. Some of these mutants exert influences on the tissue environ? ment in which the chromatophores differentiate and others involve the expression of pigment in specific types of pigment cells.
JOSEPH T. BAGNARA   +2 more
openaire   +1 more source

Origin of fish pigment cell for pattern

Science, 2014
Zebrafish adult pigment cells arise from several lineages and require thyroid hormone for pattern development.
openaire   +1 more source

Pigment Pattern Formation by Contact-Dependent Depolarization

Science, 2012
Cell culture experiments reveal that direct interactions between pigment cells play a key role in skin pattern formation.
Masafumi, Inaba   +2 more
openaire   +2 more sources

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