A healthy heart beats 50 to 100 times a minute and pumps 8,000 liters of blood around our body every day. A precondition for this function is the elasticity of the cardiac walls, which dilate as blood flows in (diastole) ...
Sep 15, 2020
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Many of the most common diseases—cancer, diabetes, cardiovascular and lung disease, and even COVID-19—have been linked to chronic or excessive inflammation. Blood tests can indicate that some part of a person's body is ...
Sep 14, 2020
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Photodynamic therapy can be an efficient ally to combat secondary infections in COVID-19 patients. Use of the technique, which combines light and a photosensitizing chemical substance to kill microorganisms in the respiratory ...
Aug 4, 2020
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To fuel their rapid proliferation, tumor cells rely on glycolysis, a primordial metabolic pathway that is easily exploited by cancers to gain energy to grow—and spread.
Findings of a new study led by Prof. Xu Guowang from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences and Prof. Yang Chunzhang from the National Cancer Institute shed light on the selective ...
Apr 14, 2020
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A common thread in many inflammatory and neurodegenerative diseases, including multiple sclerosis (MS), is damage caused by oxidative stress. Oxidative stress occurs when cells produce toxic substances known as reactive oxygen ...
Apr 13, 2020
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In salt-sensitive hypertension, immune cells gather in the kidneys and shoot out free radicals, heightening blood pressure and damaging this pair of vital organs, scientists report.
Feb 11, 2020
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An interdisciplinary team of researchers at the UCLA Jonsson Comprehensive Cancer Center has developed a medicated patch that can deliver immune checkpoint inhibitors and cold plasma directly to tumors to help boost the immune ...
Feb 3, 2020
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In the natural course of events, multicellular organisms frequently need to eliminate cells. In humans, for example, superfluous tails, finger webbing, immune cells raised with wrongthink or neurons making inappropriate friends ...
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 ...
