Results 291 to 300 of about 107,639 (354)

When Similar Individuals Don't Attract: Absence of Assortative Mating by Coloration in a Damselfly With Honest Signaling

open access: yesEthology, Volume 132, Issue 5, Page 305-316, May 2026.
In Acanthagrion lancea damselflies, both sexes display blue ornamentation, but do they choose mates based on it? We tested whether mutual mate choice and time constraints influence ornament evolution. Blue coloration correlated with individual quality, but individuals did not choose mates based on color, and this was unaffected by time constraints over
Maria C. A. Melillo   +3 more
wiley   +1 more source

Mapping Escolar (Lepidocybium flavobrunneum) in Motion: Oceanographic Forces Shaping Its Habitat in the Southwestern South Atlantic, With Insights From Fishers' Perceptions

open access: yesFisheries Oceanography, Volume 35, Issue 3, Page 445-461, May 2026.
ABSTRACT Lepidocybium flavobrunneum [Smith, 1843], commonly known as escolar, is a large pelagic species, important for global and local fisheries, particularly in the southwestern South Atlantic Ocean (SWAO), where it constitutes a significant portion of the catch.
Lucas Rodrigues   +15 more
wiley   +1 more source

Cyclic metabolism of photoreceptor cells.

open access: yesInvestigative ophthalmology & visual science, 1978
J G, Hollyfield, S F, Basinger
openaire   +1 more source
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Recoverin negative photoreceptor cells

Journal of Neuroscience Research, 2000
Recoverin, a calcium-binding protein, is unique with respect to its cellular regulation. It is present in retinal rods, cones, cone bipolar cells, and in a rare population of cells in the ganglion cell layer. Inappropriate turn-on or turn-off of recoverin expression has been reported both in small cell lung carcinoma cells from patients with cancer ...
W, Cao, W, Chen, R, Elias, J F, McGinnis
openaire   +2 more sources

Lamprey ganglion cells contact photoreceptor cells

Neuroscience Letters, 1998
Lamprey retinal ganglion cells are localized in two separate layers: those close to the vitreous and those at the junction between the inner nuclear and inner plexiform layers, including some others in the inner nuclear layer, close to the photoreceptor cell layer.
J P, Rio   +4 more
openaire   +2 more sources

Photoreceptor cells in the Xenopus retina

Microscopy Research and Technique, 2000
This review summarizes our present state of knowledge about spectrally different photoreceptor cell types in the Xenopus retina. The classification of the photoreceptors was based on morphology, combined with immunolabelling with various anti-visual pigment antibodies and other molecular probes on semithin sections and retinal wholemounts. The majority
Röhlich Pál, Szél Ágoston
openaire   +2 more sources

Inflammation-Induced Photoreceptor Cell Death

2018
Neuroinflammation is an important aspect of many diseases of the eye, and experimental animal models have been widely used to determine its impact on retinal homeostasis and neuron survival. Physical separation of the neurosensory retina from the underlying retinal pigment epithelium (RPE) results in activation and infiltration of macrophages. Numerous
Abdoulaye, Sene, Rajendra S, Apte
openaire   +2 more sources

Vertebrate photoreceptor cell development and disease

Trends in Cell Biology, 1998
Photoreceptors provide an excellent model for studies of vertebrate neuronal differentiation, and many human diseases resulting in blindness primarily affect photoreceptors. There is therefore great interest in studying the cellular and molecular mechanisms of photoreceptor development.
E M, Morrow, T, Furukawa, C L, Cepko
openaire   +2 more sources

The Photoreceptor Cells

1984
Insect photoreceptor cells are usually slender, cylindrical, and aggregated into various species-specific combinations beneath the corneal lens of a compound eye, ocellus, or larval stemmata. Individual cells are so sensitive to light that some are able to signal catches of a single photon (e.g., Lillywhite, 1977). This exquisite sensitivity is founded
Stanley D. Carlson   +2 more
openaire   +1 more source

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