03/28/2008 02:44 am ET Updated Nov 17, 2011

FDA Unfazed By Study Linking Aspartame And Cancer

A U.S. consumer group called for an urgent Food and Drug Administration review of the safety of aspartame on Monday, but the FDA said there was no immediate need to do so despite a new study showing the sweetener may cause cancer.

Italian researchers published a new study last week that showed aspartame -- widely used in soft drinks -- might cause leukemia, lymphoma and breast cancer in rats.

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