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Human disease can often be chalked up to both our genes and the environment. But, just how these two factors conspire with each other is poorly understood. The National Institute of Environmental Health Sciences wants to shed light on that complex interplay through a new effort dubbed the Environmental Genome Project. A Human Genome Project is already underway, searching for location and function of genes. But, this new research will try to match known genes with exposures to toxins and disease. From Chapel Hill, North Carolina, Diane Toomey has this report.

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