Light microscope images of E. coli cells in transmitted light (left) and reflected light that picks up the red fluorescence of a dye staining the cells' DNA (right). In normal cells (upper panel), the ...

By combining two fundamentally different microscopy techniques, researchers can now measure the optical properties of a ...

Johns Hopkins biomedical engineers unveil Back-Illumination Tomography (BIT), a high-speed microscope that provides unprecedented, real-time views of living tissue to accelerate patient care and ...

During the 1960s, researchers worked to overcome a debilitating feature of epifluorescence microscopy — background signals. Efforts began in both America and Czechoslovakia to do away with these ...