Grapes, Grapes

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Grapes can be eaten raw or used for making jam, juice, jelly, vinegar, wine, grape seed extracts, raisins, and grape seed oil.

As more settlers came to California, more and more varieties of European grapes were introduced, some for wine-making, others for raisins and some for eating fresh.

Mutations in two regulatory genes of white grapes turn off production of anthocyanins which are responsible for the color of red grapes.

There are currently more than a dozen varieties of seedless grapes. Several, such as Einset Seedless, Reliance and Venus, have been specifically cultivated for hardiness and quality in the relatively cold climates of north-eastern United States and southern Ontario. Reisch BI, Peterson DV, Martens M-H.

Note also that currant has come to refer also to the blackcurrant and redcurrant, two berries unrelated to grapes.

LeBlanc, MR (2005). Cultivar, Juice Extraction, Ultra Violet Irradiation and Storage Influence the Stilbene Content of Muscadine Grapes (Vitis Rotundifolia Michx.). PhD Dissertation, Louisiana State University [5] Fresh grape skin contains about 50 to 100 micrograms of resveratrol per gram.

Source: Wikipedia > Grape