3 Issue13 Antioxidants Table1
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Science in School Issue 1 3 : Aut umn 2009 Table 1: Sample results Main substances probably responsible for the antioxidant activity Common name Scientific name 27 Water Chlorog enic acid, α and β-carotene 33 Carrot Daucus carota Indole-3-carbinol, sulphoraphane, glucosi- nolates, vitamin C, isothyocianate 34 Cauliflower Brassica oleracea Botrytis Anthocyanins 35 Vinegar Hydroxytyrosol, tyrosol, oleuropein, caffeic acid 36 Extra-virgin olive oil Olea europea trans-lycopene, phytofluene, phy- toene, ζ-carotene, caffeic and chloro- genic acid 38 Pachino tomatoes Solanum lycoper- sicum (Pachino IGP) Anthocyanins, quercetin and isorhamnetin glyco- sides and dihydrochal- cones, catechins, phlo- ridzin, chlorogenic acid, proanthocyanidins 39 Apple Malus domestica Water-soluble organosul- phur compounds (S-allyl- cysteine and S-allylmer- captocysteine) ; lipid-solu- ble organosulphur compo- nents (diallyl polysulphide s, ajoene), flavonoids (quercetin), notably allixin and selenium 39 Garlic Allium sativum Quercetin-4'-O- beta-glucoside ; quercetin-3,4'-O- beta-diglucosid es 40 Onion Allium cepa Cyanidin-3-O- rhamnoglucoside as the main antho- cyanin; polyphenols 42 Fig jam Ficus carica β-cryptoxanthin, zeaxanthin, cate- chine, β-carotene and ascorbic acid 45 Japanese persimmon Diospyros kaki Vitamins C and E, isoflavones, catechins and epicatechins, serotonin 45 Kiwi fruit Actinidia chinensis Anthocyanins , fla- vanone glycosides , flavone aglycones, flavone glycosides 49 Orange Citrus sinensis Flavanone glyco- sides, flavone gly- cosides; C–glycosylflavones 56 Lemon Citrus limon Vitamin C, lycopene, narige- nine, flavanone glycosides, flavone aglycones, flavone glycosides 63 Pink grapefruit Citrus paradisi Chrysin, pinobanksin, kaempferol, quercetin, vitamin C, pinocembrin 79 Honey Quercetin, iso- quercetin, rutin in all samples; chlorogenic acid in some samples 140 Strawberry tree Arbutus unedo Ascorbic acid, anthocyanins, cat- echins, ellagic tan- nins, gallic and ellagic acid 574 Pomegranate Punica granatum Gallic acid, epicat- echin, catechin 147 Chocolate Resveratrol, quercetin, cate- chin, epicatechin 538 Red wine Cyanidins and ellagic acid 1006 Blackberry jam Rubus ulmifolius Methylpyridinium, melanoidins, chlorogenic acids 6970 Espresso coffee Time interval (antioxidant activity) [s] Flavanone glycosides , flavone aglycones flavone glycosides , vitamin C 71 Citron Citrus medica Teaching activities Structure image courtesy of Gianluca Farusi; tomatoes courtesy of www.clipart.com
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Transcript of 3 Issue13 Antioxidants Table1
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Science in School Issue 13 : Autumn 2009
Table 1: Sample results
Main substancesprobablyresponsible for theantioxidant activityCommon nameScientific name
27Water
Chlorogenic acid, and -carotene
33Carrot
Daucus carota
Indole-3-carbinol,sulphoraphane, glucosi-nolates, vitamin C,isothyocianate
34Cauliflower
Brassica oleraceaBotrytis
Anthocyanins35Vinegar
Hydroxytyrosol,tyrosol,oleuropein,caffeic acid
36Extra-virgin olive oil
Olea europea
trans-lycopene,phytofluene, phy-toene, -carotene,caffeic and chloro-genic acid
38Pachino tomatoes
Solanum lycoper-sicum (Pachino IGP)
Anthocyanins, quercetinand isorhamnetin glyco-sides and dihydrochal-cones, catechins, phlo-ridzin, chlorogenic acid,proanthocyanidins
39Apple
Malus domestica
Water-soluble organosul-phur compounds (S-allyl-cysteine and S-allylmer-captocysteine); lipid-solu-ble organosulphur compo-nents (diallyl polysulphides,ajoene), flavonoids (quercetin), notablyallixin and selenium
39Garlic
Allium sativum
Quercetin-4'-O-beta-glucoside;quercetin-3,4'-O-beta-diglucosides
40Onion
Allium cepa
Cyanidin-3-O-rhamnoglucosideas the main antho-cyanin;polyphenols
42Fig jam
Ficus carica
-cryptoxanthin,zeaxanthin, cate-chine, -carotene andascorbic acid
45Japanese
persimmonDiospyros kaki
Vitamins C and E,isoflavones, catechinsand epicatechins,serotonin
45Kiwi fruit
Actinidia chinensis
Anthocyanins , fla-vanone glycosides,flavone aglycones,flavone glycosides
49Orange
Citrus sinensis
Flavanone glyco-sides, flavone gly-cosides;Cglycosylflavones
56Lemon
Citrus limon
Vitamin C,lycopene, narige-nine, flavanoneglycosides, flavoneaglycones, flavoneglycosides
63Pink grapefruit
Citrus paradisi
Chrysin,pinobanksin,kaempferol,quercetin, vitaminC, pinocembrin
79Honey
Quercetin, iso-quercetin, rutin inall samples;chlorogenic acidin some samples
140Strawberry tree
Arbutus unedo
Ascorbic acid,anthocyanins, cat-echins, ellagic tan-nins, gallic andellagic acid
574Pomegranate
Punica granatum
Gallic acid, epicat-echin, catechin
147Chocolate
Resveratrol,quercetin, cate-chin, epicatechin
538Red wine
Cyanidins andellagic acid
1006Blackberry jamRubus ulmifolius
Methylpyridinium,melanoidins,chlorogenic acids
6970Espresso coffee
Time interval(antioxidantactivity) [s]
Flavanone glycosides,flavone aglyconesflavone glycosides,vitamin C
71Citron
Citrus medica
Teaching activities
Structure image courtesy of Gianluca Farusi;tomatoes courtesy of www.clipart.com
