Diamond magnetometry's relaxometry enables subcellular, real-time detection of short-lived free radicals in living cells and isolated mitochondria....

Quantum sensing with antibody-coated fluorescent nanodiamonds precisely measured real-time mitochondrial free radical production during hypoxia-reoxygenation, revealing links to cellular redox status....

Utilizing diamond magnetometry, real-time free radical generation in human umbilical vein endothelial cells (HUVECs) were compared under varying shear stress conditions, revealing flow-dependent radical production....

Functionalized fluorescent nanodiamonds (FNDs) deliver a cancer drug (diazoxide derivative) to HeLa cells with sustained release and simultaneously detect resulting free radical generation locally using relaxometry....

Fluorescent nanodiamonds safely track cell differentiation, enabling sensing of intracellular free radicals. This study demonstrated their use in tracing and assessing radical production in differentiating colon cancer cells....

Diamond quantum sensing tracked free radicals in migrating cancer cells. It revealed complex redox regulation, with NOX2 inhibition decreasing radicals but increasing ROS and migration....

Nanodiamond quantum sensing (T1 relaxometry) detected increased free radicals in Huntington's disease C. elegans muscles with polyglutamine expression, offering submicrometer localization in vivo....

Huntington's disease involves PolyQ aggregation causing free radical increases. Nanodiamond relaxometry revealed these radicals colocalize with aggregates at autolysosomes, linking aggregation to their dysfunction....