That tastes -- sweet? Sour? No, it's definitely calcium!

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A section of a rat tongue stained for the calcium-sensing receptor CaSR which is in the central bright green onion-shaped taste bud. Credit: Michael Tordoff
A section of a rat tongue stained for the calcium-sensing receptor, CaSR, which is in the central, bright green onion-shaped taste bud. Credit: Michael Tordoff
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Chemists in Philadelphia are reporting a discovery that could expand the palate of human tastes — sweet, sour, salty, bitter, and savory — to include a new taste sensation that they term "calcium."


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All News summaries for August 20, 2008

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