David A. Sack, executive director of the International Centre for Diarrhoeal Diseases Research, talks to Reuters in Dhaka July 11, 2006. [Sack said that the centre is planning to open a laboratory in Bangladesh to develop low-cost vaccines to protect poultry from avian flu. No case of bird flu has been reported in Bangladesh, but health officials have said the country is potentially at risk after outbreaks in neighbouring India and Myanmar.]