Results 41 to 50 of about 570,903 (309)

Retinal Vessel Extraction with the Image Ray Transform [PDF]

open access: yes, 2010
Extraction of blood vessels within the retina is an important task that can help in detecting a number of diseases, including diabetic retinopathy. Current techniques achieve good, but not perfect performance and this suggests that improved preprocessing
Nixon, Mark, Cummings, Alastair
core   +2 more sources

Biosynthesis of retinoic acid by intestinal enzymes of the rat

open access: yesJournal of Lipid Research, 1967
The incubation of Β-carotene-14C with the soluble fraction of the intestinal mucosa resulted in the formation of small amounts of acidic material. The addition of NAD or NADH to the soluble fraction caused a tenfold increase in this material.
F.D. Crain, F.J. Lotspeich, R.F. Krause
doaj   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Retinal remodeling in human retinitis pigmentosa

open access: yesExperimental Eye Research, 2016
Retinitis Pigmentosa (RP) in the human is a progressive, currently irreversible neural degenerative disease usually caused by gene defects that disrupt the function or architecture of the photoreceptors. While RP can initially be a disease of photoreceptors, there is increasing evidence that the inner retina becomes progressively disorganized as the ...
Jones, B.W.   +5 more
openaire   +2 more sources

How structural disorder and polyelectrolyte properties of prothymosin α enable its large interactome

open access: yesFEBS Letters, EarlyView.
In this review, complexes of the fully disordered and highly negatively charged prothymosin α are collected, described, and discussed. Linked to its poly‐electrostatic character, prothymosin α engages a large interactome through multiple different binding modes ranging from fully disordered complexes to short linear motif (SLiM)‐driven interactions ...
Ketty C. Tamburrini   +3 more
wiley   +1 more source

Progressive retinal degeneration and glial activation in the Cln6nclf mouse model of neuronal ceroid lipofuscinosis : a beneficial effect of DHA and Curcumin supplementation [PDF]

open access: yes, 2013
Neuronal ceroid lipofuscinosis (NCL) is a group of neurodegenerative lysosomal storage disorders characterized by vision loss, mental and motor deficits, and spontaneous seizures.
Monica Langiu   +28 more
core   +2 more sources

Multifocal ocular haemorrhages secondary to COVID-19-related immune thrombocytopenia—Report of a rare case

open access: yesTNOA Journal of Ophthalmic Science and Research
We report a rare case of subconjunctival, optic nerve head and retinal haemorrhages secondary to immune thrombocytopenia (ITP) associated with coronavirus disease 2019 (COVID-19).
K Divya   +3 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Retinal imaging in inherited retinal diseases

open access: yesAnnals of Eye Science, 2020
Inherited retinal diseases (IRD) are a leading cause of blindness in the working age population. The advances in ocular genetics, retinal imaging and molecular biology, have conspired to create the ideal environment for establishing treatments for IRD, with the first approved gene therapy and the commencement of multiple therapy trials.
Georgiou, Michalis   +2 more
openaire   +2 more sources

HulaChrimson: A Chrimson-like cation channelrhodopsin discovered using freshwater metatranscriptomics from Lake Hula

open access: yesBiophysics and Physicobiology
Chrimson is cation-conducting channelrhodopsin (CCR) with the most red-shifted absorption spectrum, rendering itself as one of the most promising optogenetic tools.
Hiroto Takahashi   +6 more
doaj   +1 more source

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