The human immune system depends on the time of year – study

On the human immune system multiple factors, and time of year is no exception. Some diseases are seasonal in nature. These include not only infections, but also diseases of the nervous, cardio-vascular system.

The information has been confirmed in a study involving 16 thousand volunteers. Scientists took samples of subjects adipose tissue and blood at different times of the year. In addition to immune status was evaluated by experts activity 23 thousand genes. It turned out most of them operate depending on the season.

When gene X conditional functions in the Northern hemisphere in summer, South of the gene is inactive, the scientists conclude. Similar situation with the immune system. Winter and spring, the immunity decreases, and in the summer is strengthened.

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