News tagged with reactive oxygen species

In cells, some oxidants are needed

Within our bodies, high levels of reactive forms of oxygen can damage proteins and contribute to diabetic complications and many other diseases. But some studies are showing that these reactive oxygen species (ROS) molecules ...

Aug 18, 2016
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How a low-calorie diet could extend lifespan

Overeating can lead to health issues that can shorten one's life, such as obesity, diabetes and heart disease. On the other end of the spectrum, several studies have shown that restricting calorie intake below what a normal ...

Jun 29, 2016
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DNA as a weapon of immune defense

Our innate immune system, made up mainly of phagocytes, protects our body by exterminating bacteria. To do this, it uses two mechanisms. The first kills foreign bodies within the phagocyte itself. The second kills them outside ...

Mar 01, 2016
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