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 ...

Improving print quality by using surfactants

Have you ever spilled coffee onto a table? If so, you have probably noticed that the resulting stain is not nicely uniform but has a notable ring around it. This forgettable oddity is daily business in the printing industry, ...

Modelling micro-swimmers for drug delivery

Mathematical models of the motion of cells in viscous liquids that show how this motion is affected by the presence of a surfactant coating have applications in the design of artificial micro-swimmers for targeted drug delivery, ...

Skin creams aren't what we thought they were

Anyone who has gone through the stress and discomfort of raw, irritated skin knows the relief that comes with slathering on a creamy lotion. Topical creams generally contain a few standard ingredients, but manufacturers know ...

Fungus produces highly effective surfactant

Mortierella alpina lives in the soil and likes to keep cool. This fungus, which belongs to the zygomycetes, grows best at temperatures of 10 to 15 degrees C and occurs mainly in alpine or arctic habitats. In biotechnology, ...

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