The heart is an electromechanical organ whose functioning can be captured in the form of electrical voltage pulses, calcium ion waves, and mechanical contractions. Inherited conditions, stress, drugs, or aging can lead to ...
Jan 11, 2023
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Dental caries, also called "cavities" or "tooth decay," can be debilitating. Modern dentistry has tried-and-tested solutions for treating caries of many shapes and sizes without needing to remove the tooth altogether. Dental ...
Jan 11, 2023
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The nascent field of fluorescence-guided surgery (FGS) is fast growing, with the potential to vastly improve the safety and efficacy of surgical procedures. In FGS, tissues of interest are targeted and labeled using special ...
Jan 6, 2023
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Biopsies are one of the most widely used diagnostic procedures for many types of diseases, including cancer. Today, the gold standard is to mechanically extract a tissue section, cut it into thin slices, and stain these with ...
Dec 15, 2022
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In the surgical treatment of cancer, distinguishing between tumors and healthy tissues is critical. Fluorescent markers can help to do this, by enhancing the contrast of tumors during surgery. Some markers show a phenomenon ...
Oct 11, 2022
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Tiny smart bed sensors embedded in hospital mattresses could put an end to painful and potentially life-threatening pressure sores, thanks to new technology developed by the University of South Australia.
Aug 10, 2022
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The novel coronavirus, or SARS-CoV-2, which causes the highly contagious COVID-19, has infected millions of people worldwide. The global spread of this deadly pandemic has triggered widespread research on infection control. ...
Feb 9, 2022
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Knees and hips wear out. Backs and necks become unstable. Fortunately, orthopedic surgeons specialize in musculoskeletal repair. And surgeries that formerly required open exposure are now accomplished with minimally invasive ...
Jan 6, 2022
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Take a nice, deep breath. Now imagine your lungs: Myriad airways like branches, each with tiny alveoli-like leaves. This alveolar structure is key to the absorption of oxygen and excretion of carbon dioxide that we call "breath." ...
Nov 1, 2021
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Colorectal polyps—fleshy growths occurring in the lining of the colon or rectum—are an important risk factor for colorectal cancer. Colonoscopy is a nonsurgical procedure that doctors use to look for colorectal polyps ...
Sep 2, 2021
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