Wellcome Trust and Merck & Co., Inc., Whitehouse Station, N.J. U.S.A. share a desire to improve health in the developing world and we recognize our strengths in this area are complementary in many ways. Wellcome Trust brings exceptional public health expertise, in-depth policy understanding and experience in biomedical research to this partnership. Merck & Co., Inc. brings expertise in vaccine development in addition to experience working with a diverse range of stakeholders including international organizations, governments, NGOs, and philanthropic organizations to create innovative health solutions (for example, therapeutic interventions and vaccines for use in China, Nicaragua, Botswana and other countries).

The Wellcome Trust is a global charity dedicated to achieving extraordinary improvements in human and animal health. It supports the brightest minds in biomedical research and the medical humanities. The Trust's breadth of support includes public engagement, education and the application of research to improve health. It is independent of both political and commercial interests. www.wellcome.ac.uk.

MSD Laboratories India LLC is a wholly-owned subsidiary of Merck & Co., Inc., Whitehouse Station, N.J. U.S.A., a global research-driven pharmaceutical company dedicated to putting patients first. Established in 1891, Merck & Co., Inc. discovers, develops, manufactures and markets vaccines and medicines to address unmet medical needs. The company devotes extensive efforts to increase access to medicines through far-reaching programs that not only donate its medicines but help deliver them to the people who need them. The company also publishes unbiased health information as a not-for-profit service. For more information, visit www.merck.com.