Medical

Trap-and-zap degradation: Photocatalysis techniques for destroying antibiotic resistant bacteria and genes

By Lisa McDonald / August 4, 2020

Antibiotic resistant bacteria and antibiotic resistance genes are an increasing concern in water contamination. Rice University researchers are exploring photocatalysis techniques to destroy antibiotic resistance genes, and two papers published this year explore “trap-and-zap” strategies.

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Video: Vitrification of human tissue

By Lisa McDonald / July 22, 2020

Vitrification is the process through which a material turns into a glass or glasslike substance by undergoing rapid cooling. Though the discovery this year that a man’s brain vitrified during the Mount Vesuvius eruption surprised some people, vitrification of human tissue is actually a well-established practice in fertility treatment.

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How effective is that mask? Depends on what materials it is made of

By April Gocha / July 21, 2020

There is no shortage of options available when shopping for nonmedical face masks, yet most provide little information about their filter efficiency and breathability—important considerations for a mask that is both efficient and comfortable. But a recent study offers more complete data on the performance of an array of common materials.

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Say goodbye to nasal swabs—researchers use breathalyzers to detect COVID-19

By Lisa McDonald / June 30, 2020

Deep nasal swabs are currently the main testing method for COVID-19. Researchers at The Ohio State University are investigating using a specially designed breathalyzer instead, which has the potential to provide results faster and at less cost.

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Controlling inflammation—graphene quantum dots may help treat ulcerative colitis

By Lisa McDonald / June 23, 2020

To treat autoimmune diseases, researchers are actively identifying and developing materials that provide control over the immune response. Researchers in Korea found graphene quantum dots may provide an effective treatment for inflammatory bowel diseases.

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Bioactive glasses meet dendritic cells—exploring effects of bioactive glass ionic dissolution on the immune system

By Lisa McDonald / May 22, 2020

Bioactive glasses are considered biocompatible—but there still is much unknown about how these glasses interact with the immune system. In a recent open-access study, researchers in Germany explored how ions released during bioactive glass dissolution affect dendritic cells, a specialized immune cell that plays a crucial role in initiating primary immune responses.

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Video: Ceramic 3D printing aids production of vaccines

By Lisa McDonald / April 29, 2020

In response to COVID-19, many companies and individual researchers are turning to additive manufacturing to quickly produce essential medical devices. An EU-funded project is using ceramic 3D printing to create devices used in vaccine purification processes.

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An X-cellent application—2D perovskites improve X-ray imaging

By Lisa McDonald / April 28, 2020

Rapid improvement of perovskites in photovoltaic applications over the past decade has caught the attention of scientists in other fields, sparking research there as well. Now, researchers from Los Alamos and Argonne National Laboratories developed perovskite-based X-ray detectors that are a hundred times more sensitive than conventional silicon-based detectors.

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Could glass be used to make reusable PPE?

By Lisa McDonald / April 17, 2020

As countries around the world continue their fight against COVID-19, personal protective equipment is in short supply—especially because many items generally can be used only once. Could glass be used to create washable and reusable PPE? ACerS Distinguished Life Member Arun Varshneya explains why glass may not be the best approach.

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Scientists, engineers, manufacturers, and more—what can you do to help respond to the coronavirus pandemic?

By April Gocha / April 7, 2020

Now, more than ever, it is critical for scientists, engineers, manufacturers, and other experts to contribute their knowledge, skills, and time to help advance our understanding of the coronavirus as well as devise strategies to mitigate the pandemic’s effects. Not sure where to start? We’ve got a list of ideas.

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