Gas gangrene, the notorious infectious disease of two world wars can still be a problem today. Professor Richard Titball of the University of Exeter, told the Society of General Microbiology Meeting at the International Centre, Harrogate that Clostridium perfringens, the bacterium responsible for gas gangrene in people, can also cause necrotic enteritis in intensively raised chickens. This frequently fatal disease has significant financial implications for the poultry industry.