A comparison of some biologic characteristics of isolates of the Legionnaires' disease bacterium.

The ability of three isolates of serogroup 1 and one isolate of serogroup 4 of Legionnaires' disease bacterium (LDB) to infect and cause fever and death in guinea pigs was studied, as well as their ability to produce plaques in cultured primary chick embryo cells. The serogroup 4 isolate originally was recovered from cord clot and placental tissue from a… CONTINUE READING