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free radical scavengers
Δεσμευτές ελευθέρων ριζών
Última atualização: 2017-04-26
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atom transfer free radical polymerization
πολυμερισμός ελευθέρων ριζών με μεταφορά ατόμου
Última atualização: 2015-05-21
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it may also serve as a plasma free radical scavenger.
Μπορεί ακόμη να χρησιμεύει στο πλάσμα και σαν καθαριστής ελεύθερων ριζών.
Última atualização: 2014-02-06
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subsequent free radical reactions can form superoxide and hydroxyl radicals.
Οι επακόλουθες αντιδράσεις ελεύθερων ριζών μπορούν να σχηματίσουν ρίζες ανιόντος υπεροξειδίου και ρίζες υδροξυλίου.
Última atualização: 2017-04-26
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cellular damage caused by photobarr pdt is a consequence of the propagation of free radical reactions.
Η κυτταρική βλάβη που προκαλείται από τη pdt με photobarr είναι συνέπεια της διάδοσης των αντιδράσεων ελεύθερων ριζών.
Última atualização: 2008-03-04
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Aviso: esta concordância pode estar incorreta.
Exclua-a, se este for o caso.
cellular damage caused by porfimer sodium pdt is a consequence of the propagation of free radical reactions.
Η κυτταρική βλάβη που προκαλείται από τη νατριούχο πορφυρίνη είναι συνέπεια της διάδοσης των αντιδράσεων ελεύθερων ριζών.
Última atualização: 2017-04-26
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free radical : part of a molecule which has been separated by some means such as radiation and which is capable of reaction with surrounding material.
ΙΩΔΙΟ: Στοιχείο ατομικού αριθμού 53.
Última atualização: 2014-02-06
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it acts as a free radical chain breaking molecule, stopping the peroxidation of polyunsaturated fatty acids and it is involved in maintaining the stability and integrity of cell membranes.
Δρα ως μόριο διάσπασης των ελεύθερων ριζών, διακόπτοντας την υπεροξείδωση των πολυακόρεστων λιπαρών οξέων και συμμετέχει στη διατήρηση της σταθερότητας και την ακεραιότητα των κυτταρικών μεμβρανών.
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its endoperoxide bridge is thought to be essential for its antimalarial activity, causing free-radical damage to parasite membrane systems including:
Η γέφυρα ενδοϋπεροξειδίου του θεωρείται βασικής σημασίας για την ανθελονοσιακή δραστικότητά του, προκαλώντας βλάβη ελεύθερων ριζών στα συστήματα μεμβρανών των παρασίτων όπως:
Última atualização: 2017-04-26
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doxorubicin may exert its antitumour and toxic effects by a number of mechanisms including inhibition of topoisomerase ii, intercalation with dna and rna polymerases, free radical formation and membrane binding.
Η δοξορουβικίνη ενδέχεται να ασκεί τα αντικαρκινικά και τα τοξικά αποτελέσματά της με σειρά μηχανισμών που περιλαμβάνουν αναστολή της τοποϊσομεράσης ΙΙ, παρεμβολή στις πολυμεράσες του dna και του rna, σχηματισμό ελευθέρων ριζών και δέσμευση στις μεμβράνες.
Última atualização: 2017-04-26
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the process which is due to the effect of free radicals in the presence of oxygen is peroxidation.
Πρόκειται για τη διαδικασία της οξείδωσης προς υπεροξείδια, που οφείλεται στη δράση ελευθέρων ριζών παρουσία οξυγόνου.
Última atualização: 2014-02-06
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by inhibiting oxidase function and reducing ros production, ceplene protects il-2-activated nk cells and t cells from oxygen free radical-induced inhibition and apoptosis.
Με την αναστολή της δράσης της οξειδάσης και τη μείωση της παραγωγής ros, το ceplene προστατεύει τα ΝΚ κύτταρα και τα Τ κύτταρα - που ενεργοποιεί η il-2- από την αναστολή και την απόπτωση που προκαλούν οι ελεύθερες ρίζες οξυγόνου.
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prevention of anthracycline cardiotoxicity: chelation of iron especially through its ring-opened metabolite reduces the iron-dependant free radical oxidative stress associated with anthracycline- induced cardiotoxicity.
Πρόληψη καρδιοτοξικότητας από ανθρακυκλίνη: η χηλίωση του σιδήρου ειδικά μέσω του μεταβολίτη ανοικτού δακτυλίου περιορίζει την εξαρτώμενη από τον σίδηρο οξειδωτική καταπόνηση των ελεύθερων ριζών που σχετίζεται με την καρδιοτοξικότητα από ανθρακυκλίνη.
Última atualização: 2012-04-11
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:ch3ch3 → 2 ch3•===hydrogen abstraction===in these reactions a free radical removes a hydrogen atom from another molecule, turning the second molecule into a free radical.
:ch3ch3 → 2 ch3•Σε αυτές τις αντιδράσεις μια ελεύθερη ρίζα αφαιρεί ένα άτομο υδρογόνου από ένα άλλο μόριο, μετατρέποντας το δεύτερο μόριο σε μια ελεύθερη ρίζα.
Última atualização: 2016-03-03
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additional free radicals and peroxides, which could also attack other important substances in the cells, are formed during the peroxide chain reaction.
Οι υποθέσεις αυτές βασίζονται κυρίως στο γεγονός, ότι τα αποτελέσματα συχνά εκμηδενίζονται από αντιοξειδωτικά.
Última atualização: 2014-02-06
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the more complex the food, the greater the competition of the components of the medium for the free radicals and activated molecules produced by the radiation, thus indirectly sparing the microorganisms.
Όταν οι ουσίες αυτές φέρονται σε επαφή με το νερό μετά την ακτινοβόληση, εκπέμπεται φως με τη μορφή στιγμιαίου παλμού (χημιφωταύγεια, λυοφωταύγεια).
Última atualização: 2014-02-06
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naturally enough, we might ask why foodstuffs should be irradiated at all, since it has been proved that vitamins in fruit and vegetables are killed off and also that the irradiation of products with fat content releases free radicals, which, as we know, are carcinogenic.
Βεβαίως διερωτάται κανείς γιατί και προς τί η ακτινοβόληση των τροφίμων, εφόσον έχει αποδειχθεί ότι καταστρέφονται οι βιταμίνες των φρούτων και των λαχανικών, δηλαδή δεν υπάρχουν στα τρόφιμα αυτά, και εφόσον είναι επιπλέον γνωστό ότι, όταν υποβάλλονται σε ακτινοβόληση τα προϊόντα που περιέχουν λίπη, παράγονται ελεύθερες ρίζες, οι οποίες είναι βεβαίως καρκινογόνες.
Última atualização: 2012-03-22
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