Researchers have genetically engineered rice to include a rotavirus antibody -- a potentially affordable means of protecting children in developing countries from the diarrheal disease, according to a study in the Journal of Clinical Investigation. The rice has not yet been tested on humans and may not be available for several years. "Substantially more research is needed to understand the potential impact of this intervention in humans," said Mathuram Santosham, a rotavirus researcher at Johns Hopkins University.

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