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Mario J. Simirgiotis

Researcher at Austral University of Chile

Publications -  154
Citations -  3168

Mario J. Simirgiotis is an academic researcher from Austral University of Chile. The author has contributed to research in topics: DPPH & Chemistry. The author has an hindex of 25, co-authored 124 publications receiving 2343 citations. Previous affiliations of Mario J. Simirgiotis include Facultad de Ciencias Exactas y Naturales & University of Antofagasta.

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HPLC-UV-MS profiles of phenolic compounds and antioxidant activity of fruits from three citrus species consumed in Northern Chile.

TL;DR: The antioxidant features together with the high polyphenolic contents can support at least in part, the usage of the peel extracts as nutraceutical supplements, especially to be used as anti-ageing products.
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The Passiflora tripartita (Banana Passion) Fruit: A Source of Bioactive Flavonoid C-Glycosides Isolated by HSCCC and Characterized by HPLC–DAD–ESI/MS/MS

TL;DR: The banana passion fruit (Passiflora tripartita Breiter, Passifloraceae) known as “tumbo” is very appreciated in tropical and subtropical countries of South America and its extracts were analyzed for antioxidant capacity as well as for flavonoid and phenolic content.
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Determination of phenolic composition and antioxidant activity in fruits, rhizomes and leaves of the white strawberry (Fragaria chiloensis spp. chiloensis form chiloensis) using HPLC-DAD-ESI-MS and free radical quenching techniques.

TL;DR: A comparative analysis of methanol extracts from fruits, rhizomes and leaves of the Chilean white strawberry ( Fragaria chiloensis spp. var chiloense ) was performed by means of reversed phase high-performance liquid chromatography coupled to diode array detection and electrospray ionization mass spectrometry (HPLC-DAD and HPLC-ESI-MS).
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Anthocyanin Characterization, Total Phenolic Quantification and Antioxidant Features of Some Chilean Edible Berry Extracts

TL;DR: The anthocyanin composition and HPLC fingerprints of six small berries endemic of the VIII region of Chile were investigated using high resolution mass analysis for the first time and correlated with the antioxidant features measured by the bleaching of the DPPH radical.