Nanoscopy Uncovers Cells’ Secrets

Yvonne Carts-Powell

Fluorescent optical microscopy is allowing researchers to image features much smaller than the diffraction limit of visible light.

 

Scatterings imageAs the dendritic structures of neurons twist, the tips (indicated by arrows) turn cup-shaped. Images were obtained with stimulated emission depletion microscopy.

Fluorescent optical microscopy is allowing researchers to image features much smaller than the diffraction limit of visible light. This imaging technique, called nanoscopy, can yield resolutions down to hundredths of a micron—the size of large molecules.

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