Since different tissues, cells or biochemicals have different (such as optical, thermal and acoustic) responses to different wavelengths of light, a light source with visible to near-infrared (NIR) multi-color output provides ...
Optics & Photonics
Aug 18, 2020
0
5
Enzymes used by bacteria to break down mucus in the gut could provide a useful biomarker for intestinal diseases, according to new research published in Nature Communications.
Biochemistry
Aug 11, 2020
0
152
By formulating positively charged fluorescent dyes into a new class of materials called small-molecule ionic isolation lattices (SMILES), a compound's brilliant glow can be seamlessly transferred to a solid, crystalline state, ...
Materials Science
Aug 6, 2020
0
2853
A Tunisian man has pieced together bits of a local secret linked to ancient emperors: how to make a prized purple dye using the guts of a sea snail.
Archaeology
Jul 26, 2020
2
1739
With high-resolution microscopy, it is theoretically possible to image cell structures with a resolution of a few nanometres. However, this has not yet been possible in practice.
Cell & Microbiology
Jul 7, 2020
0
5
New research provides the first direct evidence for the Gulf Stream blender effect, identifying a new mechanism of mixing water across the swift-moving current. The results have important implications for weather, climate ...
Earth Sciences
Jul 6, 2020
0
3829
Scientists can monitor biomolecular processes in live tissue by noninvasive optical methods, such as fluorescence imaging. However, the fluorescent dyes used for that purpose are often rather unstable, and photobleaching, ...
Materials Science
Jun 4, 2020
0
10
The genetic information within cells makes individuals unique. The cell nucleus has a complex structure that harbors this genetic information. The main component of the nucleus is chromatin, an intercalated pool of genes ...
Biotechnology
May 12, 2020
0
6
With the coronavirus pandemic temporarily shuttering hair salons, many clients are appreciating—and missing—using hair dye to cover up grays or touch up roots. Whether done at a salon or at home, frequent coloring, however, ...
Materials Science
Apr 29, 2020
0
50
Most viral test kits rely on labor- and time-intensive laboratory preparation and analysis techniques; for example, tests for the novel coronavirus can take days to detect the virus from nasal swabs. Now, researchers have ...
Analytical Chemistry
Apr 23, 2020
0
1467
