Saturday 25 April 2015

Mosquitoes 'lured by body odour genes'

The likelihood of being bitten by mosquitoes could be down to genes that control our body odour, a preliminary study in Plos One suggests. Researchers tested pairs of identical and non-identical twins to see how attractive they were to mosquitoes. Identical twins were more likely to have similar levels of attractiveness - suggesting shared genetic factors were at play. The "intriguing" results must now be assessed in larger trials, experts say. Researchers have long tried to understand what drives mosquitoes to bite certain people more than others. Recent work shows the insects may be lured to their victims by body odour. And anecdotal reports suggest some relatives are just as likely to be bitten as each other. Scientists from the UK and US wanted to find out whether genes were behind this phenomenon. To test their theory they enlisted 19 non-identical and 18 identical pairs of twins in a pilot study.READ MORE-http://www.bbc.co.uk/news/health-32411671Mosquitoes can spread diseases such as dengue and malaria

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