Factors Contributing to the Emergence of Escherichia coli O157 in Africa

Paul Effler,* Margaretha Isaacson,† Lorraine Arntzen,† Rosemary Heenan,‡ Paul Canter,§ Timothy Barrett,* Lisa Lee,* Clifford Mambo,§ William Levine,* Akbar Zaidi,* and Patricia M. Griffin* *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †South African Institute for Medical Research, Johannesburg, South Africa; ‡GOAL, Dublin, Ireland; and §Ubombo Sugar Limited, Big Bend, Swaziland