A DNA-based nanogel for targeted chemotherapy

Current chemotherapy regimens slow cancer progression and save lives, but these powerful drugs affect both healthy and cancerous cells. Now, researchers reporting in ACS' Nano Letters have designed DNA-based nanogels that ...

Muscle-like material expands and contracts in response to light

Just as controlled-release medications slowly dole out their cargo after they experience a pH change in the body, implanted "artificial muscles" could someday flex and relax in response to light illuminating the skin. In ...

New instrument peers through the heart of the Milky Way

(PhysOrg.com) -- Astronomy has a powerful new tool to probe the structure of our galaxy. The Apache Point Observatory Galactic Evolution Experiment (APOGEE) spectrograph is the newest instrument deployed by the Sloan Digital ...

The link between wildfires and drinking water contamination

Following a devastating wildfire in 2018 that raged through Paradise, California, volatile organic compounds (VOCs) were found to be contaminating the town's water—and scientists suggest this problem may be widespread in ...

Lasers create miniature robots from bubbles

Robots are widely used to build cars, paint airplanes and sew clothing in factories, but the assembly of microscopic components, such as those for biomedical applications, has not yet been automated. Lasers could be the solution. ...

Extreme environments provide clues to extraterrestrial life

Over the past decade, the NASA Astrobiology Institute funded Michigan State University geomicrobiologist Matt Schrenk's lab to study life in the extreme environment of groundwater in a highly alkaline aquifer near Lower Lake, ...

Benefits of convalescent plasma for COVID-19 are still unclear

With vaccines and therapeutic drugs for COVID-19 still under development, doctors are wondering whether antibody-rich plasma infusions from the blood of recovered patients could be a more immediate way to keep hospitalized ...

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