Cellular autofluorescence is magnetic field sensitive

N Ikeya, JR Woodward - Proceedings of the National …, 2021 - National Acad Sciences
We demonstrate, by direct, single-cell imaging kinetic measurements, that endogenous
autofluorescence in HeLa cells is sensitive to the application of external magnetic fields of …

Magnetic sensitivity mediated by the Arabidopsis blue-light receptor cryptochrome occurs during flavin reoxidation in the dark

M Pooam, LD Arthaut, D Burdick, J Link, CF Martino… - Planta, 2019 - Springer
Main conclusion Arabidopsis cryptochrome mediates responses to magnetic fields that have
been applied in the absence of light, consistent with flavin reoxidation as the primary …

Chemical amplification of magnetic field effects relevant to avian magnetoreception

DR Kattnig, EW Evans, V Déjean, CA Dodson… - Nature Chemistry, 2016 - nature.com
Magnetic fields as weak as the Earth's can change the yields of radical pair reactions even
though the energies involved are orders of magnitude smaller than the thermal energy, k BT …

[HTML][HTML] Spin relaxation of radicals in cryptochrome and its role in avian magnetoreception

S Worster, DR Kattnig, PJ Hore - The Journal of Chemical Physics, 2016 - pubs.aip.org
Long-lived spin coherence and rotationally ordered radical pairs have previously been
identified as key requirements for the radical pair mechanism of the avian magnetic …

Introduction of magneto-fluorescence fluctuation microspectroscopy for investigating quantum effects in biology

LM Antill, M Kohmura, C Jimbo, K Maeda - Nature Photonics, 2025 - nature.com
Magnetic field effects on radical pairs in chemical systems are generally well understood
and have been successfully investigated with various spectroscopic techniques. However …

[HTML][HTML] Sub-millitesla magnetic field effects on the recombination reaction of flavin and ascorbic acid radicals

EW Evans, DR Kattnig, KB Henbest, PJ Hore… - The Journal of …, 2016 - pubs.aip.org
Even though the interaction of a< 1 mT magnetic field with an electron spin is less than a
millionth of the thermal energy at room temperature (k BT), it still can have a profound effect …

Quantitative measurements of reactive oxygen species partitioning in electron transfer flavoenzyme magnetic field sensing

CK Austvold, SM Keable, M Procopio… - Frontiers in …, 2024 - frontiersin.org
Biological magnetic field sensing that gives rise to physiological responses is of
considerable importance in quantum biology. The radical pair mechanism (RPM) is a …

Magnetically sensitive radical photochemistry of non-natural flavoproteins

TM Zollitsch, LE Jarocha, C Bialas… - Journal of the …, 2018 - ACS Publications
It is a remarkable fact that∼ 50 μT magnetic fields can alter the rates and yields of certain
free-radical reactions and that such effects might be the basis of the light-dependent ability …

Magnetoreception in plants

ME Maffei - Bioelectromagnetism, 2022 - taylorfrancis.com
As sessile organisms, plants have evolved both constitutive and inducible responses to the
changing environment. Several environmental factors affect plant growth and development …

Advances in exploration of photoinduced electron transfer reactions involving small molecules probed by magnetic field effect

B Chakraborty, C Sengupta, S Basu - Journal of Photochemistry and …, 2024 - Elsevier
The review focuses on photoinduced electron transfer (PET) reactions between small
molecules and various kinds of chemical and biological systems using a weak external …