Results 1 to 10 of about 18,848 (138)

The SnackerTracker: A novel home-cage monitoring device for measuring food-intake and food-seeking behaviour in mice [version 2; peer review: 2 approved] [PDF]

open access: yesWellcome Open Research
Background Accurately measuring activity and feeding is important in laboratory animal research, whether for welfare-monitoring or experimental recording.
Vladyslav Vyazovskiy   +8 more
doaj   +2 more sources

Sensing Magnetic Directions in Birds: Radical Pair Processes Involving Cryptochrome [PDF]

open access: yesBiosensors, 2014
Birds can use the geomagnetic field for compass orientation. Behavioral experiments, mostly with migrating passerines, revealed three characteristics of the avian magnetic compass: (1) it works spontaneously only in a narrow functional window around the ...
Roswitha Wiltschko, Wolfgang Wiltschko
doaj   +3 more sources

The Magnetic Compass of Birds: The Role of Cryptochrome

open access: yesFrontiers in Physiology, 2021
The geomagnetic field provides directional information for birds. The avian magnetic compass is an inclination compass that uses not the polarity of the magnetic field but the axial course of the field lines and their inclination in space.
Roswitha Wiltschko   +2 more
doaj   +1 more source

MAGNETORECEPTION IN FRUIT FLIES, BEES AND ANTS [PDF]

open access: yesActa Scientifica Malaysia, 2022
Few insects have the sensory ability to sense and use the earth’s magnetic field. Studies have revealed a wealth of information on the magnetic sense of some insects.
Fatik Baran Mandal, Bikash Chakroborty
doaj   +1 more source

Light exposure during development affects physiology of adults in Drosophila melanogaster

open access: yesFrontiers in Physiology, 2022
Light is one of most important factors synchronizing organisms to day/night cycles in the environment. In Drosophila it is received through compound eyes, Hofbauer-Buchner eyelet, ocelli, using phospholipase C-dependent phototransduction and by deep ...
Milena Damulewicz   +2 more
doaj   +1 more source

Nocturnal mosquito Cryptochrome 1 mediates greater electrophysiological and behavioral responses to blue light relative to diurnal mosquito Cryptochrome 1

open access: yesFrontiers in Neuroscience, 2022
Nocturnal Anopheles mosquitoes exhibit strong behavioral avoidance to blue-light while diurnal Aedes mosquitoes are behaviorally attracted to blue-light and a wide range of other wavelengths of light. To determine the molecular mechanism of these effects,
David D. Au   +9 more
doaj   +1 more source

Direct Interaction of Avian Cryptochrome 4 with a Cone Specific G-Protein

open access: yesCells, 2022
Background: Night-migratory birds sense the Earth’s magnetic field by an unknown molecular mechanism. Theoretical and experimental evidence support the hypothesis that the light-induced formation of a radical-pair in European robin cryptochrome 4a ...
Katharina Görtemaker   +11 more
doaj   +1 more source

Nucleotide Variation in Drosophila cryptochrome Is Linked to Circadian Clock Function: An Association Analysis

open access: yesFrontiers in Physiology, 2022
Cryptochrome (CRY) is a conserved protein associated with the circadian clock in a broad range of organisms, including plants, insects, and mammals. In Drosophila, cry is a pleiotropic gene that encodes a blue light-dedicated circadian photoreceptor, as ...
Mirko Pegoraro   +5 more
doaj   +1 more source

Drosophila photoreceptor systems converge in arousal neurons and confer light responsive robustness

open access: yesFrontiers in Neuroscience, 2023
Lateral ventral neurons (LNvs) in the fly circadian neural circuit mediate behaviors other than clock resetting, including light-activated acute arousal. Converging sensory inputs often confer functional redundancy.
David D. Au   +7 more
doaj   +1 more source

Cryptochrome-mediated blue-light signal contributes to carotenoids biosynthesis in microalgae

open access: yesFrontiers in Microbiology, 2022
Microalgae are considered as ideal cell factories for producing natural carotenoids which display favorable biological activities. As the most important abiotic factor, light not only provides energy for photosynthetic metabolism, but also regulates ...
Zhongyi Zhang   +4 more
doaj   +1 more source

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