Comparison of Bioactivities and Antioxidant Activities of Acai Berry (Euterpe oleracea Mart.) by Different Extraction Solvents

2016 ◽  
Vol 33 (4) ◽  
pp. 741-750 ◽  
Author(s):  
Dong-Hyeok Jin ◽  
Young-Geun Lee ◽  
Jong-Hwan Seong ◽  
Han-Soo Kim
2019 ◽  
Vol 19 (1) ◽  
pp. 437-445
Author(s):  
Moab T. Andrade ◽  
Domingos F. M. Neto ◽  
José R. S. Nascimento ◽  
Emanoella L. Soares ◽  
Ítalo C. Coutinho ◽  
...  

2011 ◽  
Vol 17 (4) ◽  
pp. 327-334 ◽  
Author(s):  
Sayuri AGAWA ◽  
Hiroyuki SAKAKIBARA ◽  
Rei IWATA ◽  
Kayoko SHIMOI ◽  
August HERGESHEIMER ◽  
...  

Biomolecules ◽  
2020 ◽  
Vol 10 (5) ◽  
pp. 723 ◽  
Author(s):  
Karolina Starzak ◽  
Tomasz Świergosz ◽  
Arkadiusz Matwijczuk ◽  
Bernadette Creaven ◽  
Janusz Podleśny ◽  
...  

The anti-hypochlorite activity of açaí (Euterpe oleracea Mart.), goji (Lycium barbarum L.) and schisandra (Schisandra chinensis) fruit extracts were assessed by determining the reactive chlorine species (RCS)-scavenging ability of these three “super-food” berries. In addition, the aqueous extracts obtained were employed as both the media and the catalyst in a green chemistry approach to the synthesis of a coumarin-based fluorescence turn-off sensor, which was then used for anti-hypochlorite activity testing. The aqueous extracts were also assessed for total phenolic content (TPC), using the Folin–Ciocalteu method, and the antioxidant activity using the ABTS+• assay. Moreover, the main water-soluble polyphenolic constituents of the extracts were identified by the HPLC-PDA-ESI-MS technique. Among the extracts tested, açaí demonstrated the highest anti-hypochlorite and antioxidant activities, while the highest TPC value was found for the goji extract. All extracts demonstrated modest catalytic activity as Knoevenagel condensation catalysts.


2019 ◽  
Vol 25 (3) ◽  
pp. 282-287
Author(s):  
Sangbong Jung ◽  
Jongsik Kim ◽  
Eun-Joong Kim ◽  
Ki-Jong Rhee

2014 ◽  
Vol 07 (02) ◽  
pp. 026-032 ◽  
Author(s):  
A M Figueiredo ◽  
I RC Biernet

ABSTRACTThe açaí berry (Euterpe oleracea, Mart.), fruit native to the Amazon region and explored mainly in the region of Pará, gained importance in recent years due to potential health benefits, associated with its phytochemical composition and antioxidant capacity, related to its high content of flavonoids. Among these, anthocyanins are responsible for the anti-inflammatory and antioxidant capacity of this fruit. Experimental studies show that due to its composition, the acai berry has antioxidant activity related to its ability to reduce the reactive oxygen species (ROS) and its potential to inhibit cyclooxygenase 2 (COX-2). Another benefit studied is the analysis of their effectiveness in the anti-inflammatory process, being observed inhibition of araquedônico acid-derived mediators, suggesting that the fruit can act in the chronic inflammatory process. Also it was possible to observe that the fruit may have anti-inflammatory effects in healthy patients. Thus, the supplementation of diets with use of acai berry could attenuate inflammation process and oxidative stress, today with more consistent evidence derived primarily from in vitro studies. However, there is still need for further studies to prove the action of this fruit in the mechanisms involved in these processes, isolation of specific compounds and determining their optimal dosage.


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