Oxygen is essential to human life, we cannot survive without it. However it also develops certain toxic in our body and poses a threat to the human body. Human body has certain defense mechanisms so that is why we are able to fight against these toxic effects of the oxygen. However the dangers are still not eliminated completely as our natural defenses are not perfectly equipped to fight against the damaging effects of oxygen.

The toxic reaction, called the oxidative stress causes many diseases like Alzheimer’s, heart disease and cancer, and has been suggested as a major contribute to the aging.

In a recent study done by the professors at the ‘University of Michigan’, they tried to find out the reason behind the survival of certain cells and organisms against the oxidative stress. For this, they adopted an innovative method to observe how the proteins which are the major building blocks of body get affected by the oxidative stress.

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