Optimism about combination therapy with artemisinin - related drugs is tempered by a recent study finding that the malaria parasite may be only one simple mutation away from becoming resistant to artemisinin. (discovermagazine.com)
If one simple mutation allows bacteria to resist antibiotics they've never met, diseases like TB could become untreatable once again (newscientist.com)
Together, the experiment and genetics show that adaptive radiation, at least in the vial, is due «to the most basic evolutionary processes: simple mutations and natural selection.» (sciencemag.org)