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Open articles in category : Biology

Cultural Tsunami - After 150 years, The Theory of Evolution still makes waves

Although the theory of evolution is widely accepted in science, whether it comes to biology, medicine or psychology, public opinion still holds some prejudices and imprecisions related to this process. These are mainly caused by philosophical and religious views of the world, but sometimes it amounts to an inaccurate teaching of the theory of evolution or reflecting it in the media. On the one hand, the cause may be the ignorance, but on the other hand, there are certain misunderstandings. Some of it will be discussed next.

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Grenoble scientists discover the deadly “knife” of influenza

Disarming the flu virus has become a key strategy in the battle against the flu. Scientists in Grenoble in France have made a breakthrough in research into how the virus attacks the human body.  Powerful X-ray imaging has enabled them to learn more about its main weapon  - a so called "knife"  used by the virus to access and hijack human proteins  which it needs to reproduce. Deprive the virus of its knife and the battle is won so the theory goes.

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Childhood abuse causes epigenetic changes in the human brain

It has always been known that a good mother-child contact leads to healthier and happier babies and adults. But what would happen if we knew that early life nurturing affects our genes and can leave life long imprints in our genome? This is a research focus of Patrick McGowan and his colleagues at the Douglas Mental Health University Institute in Montreal, Canada, who found that suicide victims with a history of childhood abuse are more prone to carry stable chemical modification on their DNA that will cause impaired response to stress later in life, published in a recent volume of Nature Neuroscience (McGowan et al., 2009).

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