Interactions between macromolecule-bound antioxidants and Trolox during liposome autoxidation: A multivariate approach
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Interactions between macromolecule-bound antioxidants and Trolox during liposome autoxidation : A multivariate approach. / Celik, Ecem Evrim; Amigo Rubio, Jose Manuel; Andersen, Mogens Larsen; Gökmen, Vural.
In: Food Chemistry, Vol. 237, 2017, p. 989-996.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Interactions between macromolecule-bound antioxidants and Trolox during liposome autoxidation
T2 - A multivariate approach
AU - Celik, Ecem Evrim
AU - Amigo Rubio, Jose Manuel
AU - Andersen, Mogens Larsen
AU - Gökmen, Vural
PY - 2017
Y1 - 2017
N2 - The interactions between free and macromolecule-bound antioxidants were investigated in order to evaluate their combined effects on the antioxidant environment. Dietary fiber (DF), protein and lipid-bound antioxidants, obtained from whole wheat, soybean and olive oil products, respectively and Trolox were used for this purpose. Experimental studies were carried out in autoxidizing liposome medium by monitoring the development of fluorescent products formed by lipid oxidation. Chemometric methods were used both at experimental design and multivariate data analysis stages. Comparison of the simple addition effects of Trolox and bound antioxidants with measured values on lipid oxidation revealed synergetic interactions for DF and refined olive oil-bound antioxidants, and antagonistic interactions for protein and extra virgin olive oil-bound antioxidants with Trolox. A generalized version of logistic function was successfully used for modelling the oxidation curve of liposomes. Principal component analysis revealed two separate phases of liposome autoxidation.
AB - The interactions between free and macromolecule-bound antioxidants were investigated in order to evaluate their combined effects on the antioxidant environment. Dietary fiber (DF), protein and lipid-bound antioxidants, obtained from whole wheat, soybean and olive oil products, respectively and Trolox were used for this purpose. Experimental studies were carried out in autoxidizing liposome medium by monitoring the development of fluorescent products formed by lipid oxidation. Chemometric methods were used both at experimental design and multivariate data analysis stages. Comparison of the simple addition effects of Trolox and bound antioxidants with measured values on lipid oxidation revealed synergetic interactions for DF and refined olive oil-bound antioxidants, and antagonistic interactions for protein and extra virgin olive oil-bound antioxidants with Trolox. A generalized version of logistic function was successfully used for modelling the oxidation curve of liposomes. Principal component analysis revealed two separate phases of liposome autoxidation.
KW - Bound antioxidants
KW - Dietary fiber
KW - Kinetic modelling
KW - Liposome autoxidation
KW - Trolox
U2 - 10.1016/j.foodchem.2017.06.034
DO - 10.1016/j.foodchem.2017.06.034
M3 - Journal article
C2 - 28764097
AN - SCOPUS:85020733371
VL - 237
SP - 989
EP - 996
JO - Food Chemistry
JF - Food Chemistry
SN - 0308-8146
ER -
ID: 180789516