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BIOIMAGING

Non-invasive confocal microscopy of the immune system

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Core–shell quantum dots emitting at a wavelength greater than 1,700 nm enable deep-tissue imaging of immune cells and immune structures.

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Fig. 1: Immune structures in the meninges and brain cortex and immune cells and structures in the lymph nodes of intact mice interrogated using confocal imaging beyond 1,700 nm.

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Correspondence to Eva M. Sevick-Muraca.

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Sevick-Muraca, E.M. Non-invasive confocal microscopy of the immune system. Nat. Nanotechnol. 17, 568–569 (2022). https://doi.org/10.1038/s41565-022-01138-9

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