1.   As Long Island has often been likened in climate to Bordeaux, it has been heavily planted with the red grapes of Bordeaux.

2.   As in Rioja, the principal red wine grape in Ribera is the tempranillo, although in Ribera it usually goes by the name tinto.

3.   As with its neighbors, Bourgueil and St.-Nicolas-de-Bourgueil, cabernet franc is the prime red grape of Chinon.

4.   At first, Petite Sirah was thought to be Durif, an obscure Rhone red wine grape.

5.   At this writing, red grapes on the valley floor still are developing flavor, but Napa winemakers are holding out great promise for Cabernet Sauvignon and Syrah.

6.   A fine American pinot noir, made from the red grape of Burgundy, has been the holy grail for many wine lovers.

7.   A classic Bordeaux meritage-type blend of the same red grapes in Pythagoras, except the cabernet sauvignon is from a top vintage year and dominates the mix.

8.   A juice made from red grapes had only a slight effect, suggesting that it is something in the winemaking process that gives the polyphenols their potency.

9.   Aglianco is a red grape from the far south of Italy, where it makes an intense, tannic red wine.

10.   Aglianico, an excellent red grape, thrives in Campania but can be found all over the Italian boot.