Michelle Dickinson: Scientists work out why catnip can also be a mosquito repellent - The Sunday Session with Francesca Rudkin

Most of us know that catnip makes cats go crazy - but did you know that it was a mosquito repellent.
A new study has been released this week which explores why, and it all has to do with the iridoid compounds.
And the same plant receptor combination has an interesting connection to humans and wasabi!
Nanogirl Michelle Dickinson joined Francesca Rudkin to explain.
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