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Elements
Nature Chemical Biology 5, 2 (1 January 2009) | doi:10.1038/nchembio0109-2
Monell Chemical Senses Center
Abstract
When biophysicist Joseph Brand teamed up with geneticist Xia Li and several colleagues to report that cats do not express Tas1r2, they could not have predicted how the public would respond. This gene encodes T1R2, or one half of the T1R2/T1R3 sweet receptor, without which it should be impossible for cats to sense that a food is sweet.
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