A new study from Washington University School of Medicine in St. Louis demonstrates that certain human gut microbes can mine dietary fiber to extract nutrients that otherwise would remain inaccessible to the human body. The ...
Jun 30, 2022
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Patients with long COVID—the long-term symptoms like brain fog, fatigue, or memory loss in the months or years following COVID-19—can exhibit a reduction in circulating levels of the neurotransmitter serotonin, according ...
Oct 16, 2023
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Sometimes the best way to understand a biological process is to disrupt the normal process and analyze the result.
Nov 17, 2021
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For almost 140 years, the origin and behavior of an enigmatic cell type inside lymph nodes, called a tingible body macrophage, has remained a mystery. Now, for the first time, scientists at the Garvan Institute of Medical ...
Mar 2, 2023
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Cancer cells are chameleons. They completely change their metabolism to grow continuously. University of Basel scientists have discovered that high levels of the amino acid arginine drive metabolic reprogramming to promote ...
Oct 6, 2023
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In a recently published review article in Cell, researchers Jon Lundberg and Eddie Weitzberg at the Department of Physiology and Pharmacology at Karolinska Institutet summarize research in nitric oxide (NO) with a focus on ...
Aug 5, 2022
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The human immune system is a nearly perfect defense mechanism. It protects the body from disease-causing bacteria, viruses, and other pathogens. It detects nascent tumors and eradicates them. It cleans up cellular debris ...
Jun 28, 2022
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In nature, when two animals fight, they are seldom without an audience. Pull back the camera on a pair of clashing lions and you'll see their peers looking on.
Feb 16, 2023
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During brain development, neurons have to migrate long distances through complex environments until they reach their final destination. In order to find guidance, they must establish several interactions—which are still ...
Oct 18, 2022
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Scientists from Cardiff University have discovered a superior form of killer T-cell in patients who have successfully cleared end-stage solid cancer.
Jul 24, 2023
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