Artemisinin is a powerful antimalaria drug. Unfortunately, it is expensive and in short supply because it must be extracted from the leaves of the sweet wormwood tree, a rare plant with a very limited...

Artemisinin is a powerful antimalaria drug. Unfortunately, it is expensive and in short supply because it must be extracted from the leaves of the sweet wormwood tree, a rare plant with a very limited distribution. As a result, many of the populations that suffer most from malaria cannot afford artemisinin. Could DNA technology be used to address this problem?