Results 81 to 90 of about 6,466 (229)

movetrack: An R package to model flight paths from radio‐telemetry networks

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 4, Page 1069-1081, April 2026.
Abstract Tracking small‐ to large‐scale movements of animals is important for studying their interactions with the environment, including how they adjust and adapt their migration in response to environmental and human‐induced changes. Despite the technical progress in tracking devices, a major challenge remains for small animals—such as songbirds ...
Georg Rüppel   +3 more
wiley   +1 more source

Orientations and water dynamics of photoinduced secondary charge-separated states for magnetoreception by cryptochrome

open access: yesCommunications Chemistry, 2021
Cryptochromes are photoreceptors involved in biological magnetoreception, but the interplay of conformation, electronic coupling, and molecular motion remains poorly understood.
Misato Hamada   +5 more
doaj   +1 more source

Quantum Information Processing in the Radical-Pair Mechanism: Haberkorn theory violates the Ozawa entropy bound

open access: yes, 2017
Radical-ion-pair reactions, central for understanding the avian magnetic compass and spin transport in photosynthetic reaction centers, were recently shown to be a fruitful paradigm of the new synthesis of quantum information science with biological ...
Kominis, I. K., Mouloudakis, K.
core   +1 more source

Magnetoreception through Cryptochrome May Involve Superoxide [PDF]

open access: yesBiophysical Journal, 2009
In the last decades, it has been demonstrated that many animal species orient in the Earth magnetic field. One of the best-studied examples is the use of the geomagnetic field by migratory birds for orientation and navigation. However, the biophysical mechanism underlying animal magnetoreception is still not understood.
Solov'yov, Ilia, Schulten, Klaus
openaire   +3 more sources

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, Volume 600, Issue 6, Page 910-938, March 2026.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Comment on "Quantum Coherence and Sensitivity of Avian Magnetoreception" [PDF]

open access: yes, 2013
In a recent Letter [Phys. Rev. Lett. 109, 110502 (2012), arXiv:1204.6528], Bandyopadhyay, Paterek and Kaszlikowski report their analysis of spin coherence time in the radical pair involved in avian magnetoreception, concluding that is of the order of a ...
Benjamin, Simon C., Gauger, Erik M.
core   +2 more sources

Advanced circular statistics in biology: Multiple factors, interactions and repeated measures

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 3, Page 778-789, March 2026.
Abstract Circular data is common across biology and the wider sciences, but presents unique analytical challenges due to their wrapped structure, where endpoints coincide (e.g. 360° = 0°). This requires the use of specific statistical methods. Traditional tests like the Rayleigh and Watson U2 tests remain widely used, but lack flexibility in handling ...
Lukas Landler   +2 more
wiley   +1 more source

A conserved phenylalanine motif among teleost fish provides insight for improving electromagnetic perception

open access: yesOpen Biology
Magnetoreceptive biology as a field remains relatively obscure; compared with the breadth of species believed to sense magnetic fields, it remains under-studied. Here, we present grounds for the expansion of magnetoreception studies among teleosts.
Brianna Ricker   +4 more
doaj   +1 more source

Identifying the quantum correlations in light-harvesting complexes [PDF]

open access: yes, 2010
One of the major efforts in the quantum biological program is to subject biological systems to standard tests or measures of quantumness. These tests and measures should elucidate if non-trivial quantum effects may be present in biological systems.
Bradler, Kamil   +3 more
core   +3 more sources

Exploring New Chemical Paths in Quantum AI: Preliminary Accomplishments and Future Perspectives

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 2, February 2026.
Two new strategies derived from Chemical AI to promote the advancement of sustainable quantum technologies are presented and discussed. The first strategy relies on the chemical implementation of molecular fuzzy sets, which are quantum mixed states associated with chemical microheterogeneous systems. The second strategy relies on photochromic compounds
Pier Luigi Gentili
wiley   +1 more source

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