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" ... A research team at the University of Melbourne led by graduate student Shu Lam has nanoengineered a peptide polymer that attacks and kills a deadly class of drug-resistant bacteria. The polymer selectively targets bacteria and is not harmful to healthy human tissue. A superbug that is resistant to a last-line-of-defense antibiotic failed to develop resistance to the polymer after many generations of exposure. The discovery of antibiotics is often described as revolutionizing 20th century medicine. Lam's team may have taken the first steps toward doing the same for the 21st century. Superbugs may be about to meet their kryptonite. ... "