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Search results for fluorescence microscopy

Nanomaterials Aug 31, 2017

Nanoparticles can help scientists brighten their research—but they also can throw off microscopic measurements

Gold nanoparticles brighten the fluorescent dyes researchers use to highlight and study proteins, bacteria and other cells, but the nanoparticles also introduce an artifact that makes the dye appear removed from the target ...

Optics & Photonics Mar 30, 2017

Researchers watch blood vessels develop in whole Zebrafish embryos

For the first time, researchers have followed the development of blood vessels in zebrafish embryos without using any labels or contrast agents, which may disturb the biological processes under study.

General Physics Dec 7, 2016

Photonic crystal enhanced microscope sheds light on wound healing and cancer metastasis

University of Illinois Electrical & Computer Engineering and Bioengineering Professor Brian Cunningham's Nano Sensors group has invented a novel live-cell imaging method that could someday help biologists better understand ...

Biochemistry May 9, 2016

Watching apoptosis in 3D

A promising approach for watching cell signaling processes in their physiological context: Scientists visualize apoptosis in live zebrafish using fluorescence lifetime imaging with optical projection tomography to map FRET ...

Optics & Photonics Jul 16, 2015

Unprecedented gigapixel multicolor microscope: Powerful new tool to advance drug research

A new multispectral microscope, one capable of processing nearly 17 billion pixels representing 13 individual color channels in a single image, has been successfully demonstrated by a team of researchers from the United States ...

Bio & Medicine Jun 25, 2013

Gold probes may offer valuable insight into cancer

(Phys.org) —Nanoprobes made from gold could be used to predict people's cancer risk – and the effectiveness of treatments, following research by University of Strathclyde academics.

Cell & Microbiology Oct 19, 2023

A change in rigidity switches the function of protein condensates involved in sensing touch

Touch plays a fundamental role in our physical, emotional, and social well-being. From a primary way of conveying emotions to sensory integration, it is crucial for the complex growth of cognitive, emotional, social, and ...

Optics & Photonics Jun 24, 2021

Calibration method enables microscopes to make accurate measurements in all 3 dimensions

Conventional microscopes provide essential information about samples in two dimensions—the plane of the microscope slide. But flat is not all that. In many instances, information about the object in the third dimension—the ...

Biotechnology Nov 17, 2020

Drug discovery: First highly scalable method to monitor protein levels and localizations

Until now, scientists typically studied the changes of proteins and their roles in the cell by using a fluorescent tag to label and follow one protein at a time. This approach limited the number of proteins that could be ...

Bio & Medicine Nov 16, 2018

Solving mazes with single-molecule DNA navigators

The field of intelligent nanorobotics is based on the great promise of molecular devices with information processing capabilities. In a new study that supports the trend of DNA-based information carriers, scientists have ...

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