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Search results for stents

Polymers Jan 9, 2019

Drug sponge could minimize side effects of cancer treatment

With the help of sponges inserted in the bloodstream to absorb excess drugs, doctors are hoping to prevent the dangerous side effects of toxic chemotherapy agents or even deliver higher doses to knock back tumors, like liver ...

Plants & Animals Dec 18, 2018

Researchers uncover the detailed molecular structure of the sporopollenin polymer

For hundreds of millions of years, plants thrived in the Earth's oceans, safe from harsh conditions found on land, such as drought and ultraviolet radiation. Then, roughly 450 million years ago, plants found a way to make ...

Bio & Medicine Oct 24, 2018

Researchers design 'smart' surfaces to repel everything but targeted beneficial exceptions

Researchers at McMaster University have solved a vexing problem by engineering surface coatings that can repel everything, such as bacteria, viruses and living cells, but can be modified to permit beneficial exceptions.

Computer Sciences Oct 5, 2018

Painting a clearer picture of the heart with machine learning

Coronary artery disease (CAD) is a condition in which plaque forms on the walls of coronary arteries, causing them to narrow. Eventually, this could lead to a heart attack, or death. This condition is now the single largest ...

General Âé¶¹ÒùÔºics Sep 28, 2018

Engineering 3-D mesostructures with mechanically active materials

Microelectromechanical systems (MEMS) have expansive applications in biotechnology and advanced engineering with growing interest in materials science and engineering due to their potential in emerging systems. Existing techniques ...

Materials Science Sep 4, 2018

4-D printing reversible shape changing materials with light-based grayscale patterning

Reversible shape change is a highly desirable property for many biomedical applications, including mechanical actuators, soft robotics and artificial muscles. Some materials can change size or shape when irradiated with light, ...

Nanophysics Aug 2, 2018

Integrated sensor could monitor brain aneurysm treatment

Implantation of a stent-like flow diverter can offer one option for less invasive treatment of brain aneurysms—bulges in blood vessels—but the procedure requires frequent monitoring while the vessels heal. Now, a multi-university ...

Social Sciences Jul 5, 2018

Beware those scientific studies—most are wrong, researcher warns

A few years ago, two researchers took the 50 most-used ingredients in a cook book and studied how many had been linked with a cancer risk or benefit, based on a variety of studies published in scientific journals.

Economics & Business Jun 5, 2018

Tax hurts investment in medical device research and development

New research shows companies cut funding for research and development in response to a tax imposed on medical devices as part of the Affordable Care Act.

Cell & Microbiology Apr 13, 2018

Rapamycin resolves genetic defects in yeast

Scientists at the Okinawa Institute of Science and Technology Graduate University (OIST) have taken one step closer to potential cures for several human genetic diseases, and the answers have been found in the humble cells ...

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