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Biotechnology Dec 7, 2021

A light in the dark tissue: Switchable proteins for biomedical imaging

Dr. Andre C. Stiel leads the group for Cell Engineering at the Institute of Biological and Medical Imaging at Helmholtz Munich. He contributed to the paper "Genetically encoded photo-switchable molecular sensors for optoacoustic ...

Cell & Microbiology Dec 7, 2021

Researchers call for standards for biological imaging

Stained molecules in the cell nucleus, the inner life of a synaptic cleft, or the surface of a floral leaf: Modern microscopes enable researchers to examine processes that are otherwise invisible and located in tiniest structures ...

Optics & Photonics Dec 2, 2021

Researchers develop a two-photon microscope that provides unprecedented brain-imaging ability

Advancing our understanding of the human brain will require new insights into how neural circuitry works in mammals, including laboratory mice. These investigations require monitoring brain activity with a microscope that ...

Optics & Photonics Nov 24, 2021

Fluorescence lifetime imaging to study DNA compaction and gene activities

Optical imaging is useful to investigate the structure and function of cellular genomes, but it is nevertheless challenging to image the immensely convoluted and irregular compacted DNA polymer. In a new report now published ...

Optics & Photonics Nov 23, 2021

A chip-scale microscope for high-throughput fluorescence imaging

Conventional light microscopy has been instrumental for studying cells and microorganisms; fluorescence microscopy enabled visualization of even smaller cell features by selectively adding fluorescent labels to molecules. ...

Nanophysics Nov 22, 2021

Getting quantum dots to stop blinking

Quantum dots, discovered in the 1990s, have a wide range of applications and are perhaps best known for producing vivid colors in some high-end televisions. But for some potential uses, such as tracking biochemical pathways ...

General Physics Nov 17, 2021

Study explores the origin of clonal dominance in excitable cell networks

Clonal dominance is a phenomenon that occurs when descendants (i.e., clones) of one or more founder cells in an organism contribute disproportionally to the system's final structure as the tissue grows. This phenomenon is ...

Bio & Medicine Nov 10, 2021

New imaging method gives live glimpse into how cells work

By combining two microscopy methods, EPFL researchers are able to see what is happening inside a cell and on its membrane simultaneously, giving unprecedented insight into the cellular processes that occur during infection, ...

Optics & Photonics Nov 5, 2021

Scientists develop microscopic calibration tool with fluorescent nanodiamonds

Jewelers, geologists, and microscopists agree: diamonds are forever. Researchers at the University of Illinois Urbana-Champaign are using microscopic nanodiamonds to calibrate and assess the performance of high-powered microscopes. ...

Plants & Animals Oct 28, 2021

The early bird gets…the truffle? Researchers show birds hunt for fungi, too

Humans like truffles, as do many mammals. Now new evidence suggests that birds may also seek out and disperse these ecologically important fungi.

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