New method may accurately identify body fluids at crime scenes

Identifying different types of body fluids can help forensic experts reconstruct a crime scene, but it's difficult to do so. In a study published in Electrophoresis, researchers developed a method using two different types ...

Purification of DNA nanostructures from hydrophobic aggregates

Researchers in Japan have developed a new method for purifying cholesterol-modified DNA nanostructures that could be used to functionalize molecular robot bodies (lipid vesicles). The study was a collaboration between Yusuke ...

A new class of medicinal compounds that target RNA

A team of undergraduate and graduate chemistry students in Jennifer Hines' lab at Ohio University recently uncovered a new class of compounds that can target RNA and disrupt its function. This discovery identified a chemical ...

Team develops new tools to help search for life in deep space

Are we alone in the universe? An answer to that age-old question has seemed tantalizingly within reach since the discovery of ice-encrusted moons in our solar system with potentially habitable subsurface oceans. But looking ...

Glowing tags reveal split-second activity of pathogenic circuitry

Synthetic biologists at Rice University have developed the first technology for observing the real-time activity of some of most common signal-processing circuits in bacteria, including deadly pathogens that use the circuits ...

An inexpensive resource for the protein-research community

Labs can easily make their own protein ladders—molecular rulers for estimating the sizes of proteins—for less than a penny per experiment using the newly developed, license-free "Penn State Protein Ladder system." A ...

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Electrophoresis

Electrophoresis, also called cataphoresis, is the motion of dispersed particles relative to a fluid under the influence of a spatially uniform electric field. This electrokinetic phenomenon was observed for the first time in 1807 by Reuss (Moscow State University), who noticed that the application of a constant electric field caused clay particles dispersed in water to migrate. It is ultimately caused by the presence of a charged interface between the particle surface and the surrounding fluid.

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