aroma extract dilution analysis of cv. meeker (rubus idaeus l.) red raspberries from oregon and washington.the aromas of cultivar meeker red raspberry from oregon and washington were analyzed by aroma extract dilution analysis. seventy-five aromas were identified [some tentatively (superscript t)] by mass spectrometry and gas chromatography-retention index; 53 were common to both, and 22 have not been previously reported in red raspberry. twenty-one compounds had an equivalent odor impact in both: 2,5-dimethyl-4-hydroxy-3-(2h)-furanone, hexanal, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-3-buten-2-one, (e ...200415291490
antioxidant activity and phenolic content of oregon caneberries.five types of caneberries [evergreen blackberries (rubus laciniatus), marionberries (rubus ursinus), boysenberries (rubus ursinus x idaeus), red raspberries (rubus idaeus), and black raspberries (rubus occidentalis)] were analyzed for antioxidant activity by measuring their oxygen radical absorbance capacity (orac). in addition, the berries were analyzed for total phenolics, anthocyanins, procyanidins, and ellagic acid content. all of the berries had high orac activity ranging from 24 to 77.2 mi ...200212033817
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