Leptospirosis is transmitted through rat urine
                                
                                
                                    (Newser) -
                                    New York City rats are big, ugly, and now apparently deadly. City health authorities are investigating three cases of poisoning by rat urine, one of them fatal, the  New York Times  reports. The victims of l eptospirosis  were all in the Bronx, the first such cluster of the rare disease...