The brain has a high energy demand and reacts very sensitively to oxygen deficiency. LMU neurobiologists have now succeeded for the first time in directly correlating oxygen consumption with the activity of certain nerve ...
Jul 3, 2020
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Two different types of cancer can develop in the liver. The more common malignant tumors are hepatocellular carcinomas, which arise from liver cells. Less common in the liver is bile duct cancer (cholangiocarcinoma), which ...
Jun 12, 2017
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Without directly invading the brain or nerves, the virus responsible for COVID-19 causes potentially damaging neurological injuries in about one in seven infected, a new study shows. These injuries range from temporary confusion ...
Oct 13, 2020
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More than 3 million people in America have dental implants, used to replace a tooth lost to decay, gum disease, or injury. Implants represent a leap of progress over dentures or bridges, fitting much more securely and designed ...
Sep 9, 2021
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A baby girl in Texas—born prematurely to a mother with COVID-19—is the strongest evidence to date that intrauterine (in the womb) transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) can occur, ...
Jul 10, 2020
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Each year, heart attacks kill almost 10 million people around the world, and more than 6 million die from stroke. A heart attack is caused by clots that block arterial blood flow. Tissues are deprived from blood-borne oxygen. ...
Oct 15, 2019
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In a University of California, Irvine-led study, researchers found evidence that fasting affects circadian clocks in the liver and skeletal muscle, causing them to rewire their metabolism, which can ultimately lead to improved ...
Jan 15, 2019
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The immune system uses its mitochondria to self-stimulate innate and adaptive responses to infection. Reactive oxygen species (ROS), immunogenic mitochondrial DNA (mtDNA), and even whole mitochondria are locally mobilized ...
The brains of healthy adults recovered faster from a mild vascular challenge and performed better on complex tests if the participants consumed cocoa flavanols beforehand, researchers report in the journal Scientific Reports. ...
Nov 24, 2020
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(HealthDay)—In COVID-19 patients, awake early self-proning in the emergency department yields improved oxygen saturation, according to a study published online April 22 in Academic Emergency Medicine.
May 4, 2020
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