Leptospiral Interspecies Infections on an Illinois Farm

Abstract

A MONG the wild animal species on the Xorth ±\.Ameriean Continent, Leptospira grippoty- phosa has been isolated from the raccoon (i), striped skunk (#), red fox and gray fox (3), opossum (4), western harvest mouse (5), and the meadow vole (6).Based on serologic evi- dence, numerous human infections caused by this organism have been reported in the United States (7).Two occurred in northern Illinois (#,9).The first isolation from a domestic farm animal in the United States was made in