Scientists have discovered a mcr-1 "superbug" gene in a sample of E.coli bacteria from a New York patient, making it the second reported case of superbug infection in the United States.According to a report from Reuters, the discovery was made after the researchers analyzed 13,525 Escherichia coli and 7,481 Klebsiella pneumoniae strains from patients collected last year as part of the global effort called the SENTRY Antimicrobial Surveillance Program. These patients came from hospitals in the Asia-Pacific region, Latin America, Europe and North America. Out of the thousands of analyzed strains, about 1.9 percent or 390 were resistant to colistin,...