Arthur Caplan of the Perelman School of Medicine shares his views on an AIDS discovery.
Jeremy Siegel of the Wharton School discusses stock market strategy.
Harvey Rubin and Arthur Caplan of the Perelman School of Medicine comment on lab-altered bird flu.
PHILADELPHIA — A protein’s function depends on both the chains of molecules it is made of and the way those chains are folded. And while figuring out the former is relatively easy, the latter represents a huge challenge with serious implications because many diseases are the result of misfolded proteins. Now, a team of chemists at the University of Pennsylvania has devised a way to watch proteins fold in “real-time,” which could lead to a better understanding of protein folding and misfolding in general.