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M. J. Friedrich

JAMA. 1999;282:1508-1509.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

St Louis—Although rising rates of obesity—and the concomitant increases in health problems associated with this condition—are issues of global concern, malnutrition, which gives rise to its own set of negative health consequences, remains a worldwide scourge, particularly among the poor in developing countries.

Lack of specific nutrients in the diet—not just lack of food—is a major cause of malnutrition. For example, among populations in whom rice is the main food staple, iron and vitamin A deficiencies are common because rice contains low levels of iron and lacks -carotene, a precursor to vitamin A.

Genetically modified "golden rice" owes its color to its ability to manufacture -carotene. (Photo credit: I. Potrykus and P. Beyer)

Motivated by the potential of gene technology to improve the nutritional quality of this important crop, researchers at the Swiss Federal Institute of Technology in Zurich constructed a strain of "golden rice" that . . . [Full Text of this Article]

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