Antioxidative activity of tobacco leafprotein hydrolysates

Discarded tobacco leaf protein hydrolysate (DTLPH) was prepared by enzymatic hydrolysis using papain and then separated using ultrafiltration (UF) membranes with molecular mass cut-off (MMCO) of 10, 5, 3 and 1 kDa. Four permeate fractions including 10-K, 5-K, 3-K and 1-K (the permeate fractions from...

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Permalink: http://skupnikatalog.nsk.hr/Record/nsk.NSK01000691144/Details
Matična publikacija: Food technology and biotechnology
45 (2007), 1 ; str. 80-84
Glavni autor: Rao, Guohua (-)
Ostali autori: Zhao, Mouming (-), Lin, Weifeng, Wang, Haiyan, biotehnolog
Vrsta građe: Članak
Jezik: eng
Predmet:
Online pristup: Digitalni arhiv mrežnih publikacija
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035 |9 (HR-ZaNSK)693609 
035 |a (HR-ZaNSK)000691144 
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042 |a croatica 
080 |a 663  |2 MRF 1998. 
080 |a 57  |2 MRF 1998. 
100 1 |a Rao, Guohua 
245 1 0 |a Antioxidative activity of tobacco leafprotein hydrolysates /  |c Guohua Rao, Mouming Zhao, Weifeng Lin and Haiyan Wang. 
300 |b Ilustr. 
504 |a Bibliografija: 26 jed 
520 |a Discarded tobacco leaf protein hydrolysate (DTLPH) was prepared by enzymatic hydrolysis using papain and then separated using ultrafiltration (UF) membranes with molecular mass cut-off (MMCO) of 10, 5, 3 and 1 kDa. Four permeate fractions including 10-K, 5-K, 3-K and 1-K (the permeate fractions from 10, 5, 3 and 1 kDa) hydrolysate fractions were obtained. The 5-K hydrolysate fraction had high oxidation inhibilitory ratio (42.62 %), which was about twofold higher than the original hydrolysate and as high as that of vitamin E (α-tocopherol). The fractionated hydrolysates were superior to the original hydrolysate in the antioxidative activity tested. Moreover, these separated hydrolysates showed the enhanced functional property. The amino acid composition of 5-K hydrolysate was analyzed and the results show that the high antioxidative activity of 5-K hydrolysate was derived from high content of histidine, methionine, cystine and tryptophan 
653 |a Duhan  |a Antioksidacijsko djelovanje 
653 |a Proteini  |a Enzimska aktivnost 
700 1 |a Zhao, Mouming 
700 1 |a Lin, Weifeng 
700 1 |a Wang, Haiyan,  |c biotehnolog 
773 0 |t Food technology and biotechnology  |x 1330-9862  |g 45 (2007), 1 ; str. 80-84  |w nsk.(HR-ZaNSK)000174173 
981 |b B11/07 
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856 4 2 |u http://damp.nsk.hr/index.php?show=archive&idpublication=401  |y Digitalni arhiv mrežnih publikacija