http://www.cnr.it/ontology/cnr/individuo/prodotto/ID39145
Effects of gamma-irradiation on the free radical and antioxidant contents in nine aromatic herbs and spices (Articolo in rivista)
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- Label
- Effects of gamma-irradiation on the free radical and antioxidant contents in nine aromatic herbs and spices (Articolo in rivista) (literal)
- Anno
- 2003-01-01T00:00:00+01:00 (literal)
- Alternative label
Calucci L., Pinzino C., Zandomeneghi M., Capocchi A., Ghiringhelli S.V., Saviozzi F., Tozzi S., Galleschi L. (2003)
Effects of gamma-irradiation on the free radical and antioxidant contents in nine aromatic herbs and spices
in Journal of agricultural and food chemistry
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- Calucci L., Pinzino C., Zandomeneghi M., Capocchi A., Ghiringhelli S.V., Saviozzi F., Tozzi S., Galleschi L. (literal)
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- ISI Web of Science (WOS) (literal)
- Titolo
- Effects of gamma-irradiation on the free radical and antioxidant contents in nine aromatic herbs and spices (literal)
- Abstract
- Nine spice and aromatic herb samples (i.e., basil, bird pepper, black pepper, cinnamon, nutmeg, oregano, parsley, rosemary, and sage) were gamma-irradiated at a dose of 10 kGy according to commercial practices. The effects of the disinfection treatment on the content of organic radicals and some nutrients (namely, vitamin C and carotenoids) in the samples were investigated by chromatographic and spectroscopic techniques. Irradiation resulted in a general increase of quinone radical content in all of the investigated samples, as revealed by electron paramagnetic resonance spectroscopy. The fate of these radicals after storage for 3 months was also investigated. The cellulose radical was clearly observed in a few samples. Significant losses of total ascorbate were found for black pepper, cinnamon, nutmeg, oregano, and sage, whereas a significant decrease of carotenoids content was observed for cinnamon, oregano, parsley, rosemary, bird pepper, and sage.
(literal)
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