The widespread use of antibiotics in farm animals may hasten the appearance of antibiotic-resistant diseases in humans, according to a study published in the April 23, 2002, edition of the and reported by the Baltimore Sun. The Sun article says antibiotics are frequently given to farm animals to promote growth. For the study, the researchers created a mathematical model to analyze the factors affecting the prevalence of antibiotic-resistance in humans.
David L. Smith, PhD, assistant professor of epidemiology at the University of Maryland School of Medicine, was lead author of the study. He told the that he believes new antibiotics should be reserved for human use only, in order to prolong their effectiveness. , PhD, professor of at the Johns ÎÚÑ»´«Ã½, was a co-author of the study. She told the paper humans could be exposed to drug-resistant bacteria from animals by eating meat or by coming into contact with animal waste found in the air and water.
Public Affairs Media Contact for the Johns ÎÚÑ»´«Ã½: Tim Parsons @ 410.955.6878 or paffairs@jhsph.edu.