Radiation influence on biocompounds in lycium barbarum

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2016

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INTERNATIONAL MEETING ON RADIATION PROCESSING, 18th
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Over the last few years, there was a growth on the import level of fruits in Brazil. Lycium barbarum, also known as goji-berry, is a red berry fruit with oval shape found mainly in Tibet with high importing demands. This berry has a high antioxidant potential and it is sold in Brazil on the dried form to guarantee shelf-life extension and to avoid microbiological contamination. The aims of this study was to evaluate the goji-berry’s biocompounds by 2,2-diphenyl-1-picrylhydrazyl (DPPH) scavenging activity and oxygen radical absorbance capacity ORAC assays analyzing the hydroalcoholic and the aqueous extracts processed by radiation. Total phenolics were also determined by the Folin-Ciocalteu assay. In addition, the samples were bought at the retail market in the city of São Paulo (Brazil) and irradiated by electron beam accelerator in the doses of 0, 2.5, 5.0, 7.5 e 10.0 kGy. Thus, an increase significantly in the doses of ionizing radiation in this case did not result in the goji-berry’s antioxidant activity.

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SILVA, PAMELA G. da; KOIKE, AMANDA C.R.; ALENCAR, SEVERINO M. de; MANCINI FILHO, JORGE; RODRIGUES, FLAVIO T.; VILLAVICENCIO, ANNA L.C.H. Radiation influence on biocompounds in lycium barbarum. In: INTERNATIONAL MEETING ON RADIATION PROCESSING, 18th, November 07-11, 2016, Vancouver, BC, Canada. Abstract... Disponível em: http://repositorio.ipen.br/handle/123456789/27477. Acesso em: 30 Dec 2025.
Esta referência é gerada automaticamente de acordo com as normas do estilo IPEN/SP (ABNT NBR 6023) e recomenda-se uma verificação final e ajustes caso necessário.

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