| 单词 | antioxidant |
| 释义 | antioxidant noun[C] uk/ˌæn.tiˈɒk.sɪ.dənt/us/ˌæn.t̬iˈɑːk.sɪ.dənt/asubstancethatslowsdown therateat which somethingdecaysbecause ofoxidization 抗氧化剂，阻氧化剂，防老（化）剂Chemistry: types of chemical
antioxidant| American Dictionaryantioxidant noun[C] us/ˌænt·iˈɑks·ɪ·dənt,ˌæn·tɑɪ-/achemicalsubstancethatpreventsorslowsdown thedamagethatoxygendoes toorganismsor tofood: Vitamin C's antioxidantactivitymayhelpboostimmunefunctionand may make somepeoplefeelbetter. Shetakesthevitamins,minerals, antioxidants, and folicacidin women's multivitamins. Examplesofantioxidantantioxidant It may possibly be the quantity of fiber and not the antioxidants in vegetables that has protective effects. From theCambridge English Corpus There are no confirmed findings demonstrating the protective effects of a particularantioxidant. From theCambridge English Corpus Additionally, in desiccation-sensitive seeds, protectiveantioxidantsystems may also fail. From theCambridge English Corpus Percentage values for germination andantioxidantactivity were arcsinetransformed prior to analysis (untransformed data appear in all tables and figures). From theCambridge English Corpus Theantioxidantactivity of seeds prior to storage varied between species. From theCambridge English Corpus Antioxidantenzymes in intramolluscan schistosomes recombinant fusion protein vaccine against schistosomiasis protecting against immunopathology and infection. From theCambridge English Corpus These observations indicate that schistosomes express elevated levels ofantioxidantenzymes in interaction with haemocytes from susceptible snail hosts in which they survive. From theCambridge English Corpus Changes inantioxidantcompounds or enzymes during seed development should also be regarded as a prerequisite for obtaining a vigorous seed. From theCambridge English Corpus The pecking order of free radicals and antioxidants: lipid peroxidation, a-tocopherol and ascorbate. From theCambridge English Corpus Indirect evidence of increased free radical activity (oxidative stress) may be obtained by measurement ofantioxidantconcentrations in all tissue and body fluids. From theCambridge English Corpus Its further decrease may be due to the intensive use of antioxidants in the period of high infection level and greatest production of free radicals. From theCambridge English Corpus At low concentration exogenous hydrogen peroxide induced an adaptive response of cells by promotion of synthesis ofantioxidantenzymes and heat shock proteins. From theCambridge English Corpus Theantioxidantglutathione is of the essence for all life forms discussed here. From theCambridge English Corpus There has been increasing interest in clinical trials of antioxidants toward prevention or treatment of preeclampsia. From theCambridge English Corpus One of the studies reported signs of improved immunological defense and a lower number of infection days among those who receivedantioxidantsupplements. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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