Abstract Title:

Bioactive contents, In vitro antiradical, antimicrobial and cytotoxic properties of rhubarb (Rheum ribes L.) extracts.

Abstract Source:

Nat Prod Res. 2019 Jan 19:1-5. Epub 2019 Jan 19. PMID: 30663386

Abstract Author(s):

Serhat Keser, Fatma Keser, Mustafa Karatepe, Omer Kaygili, Suat Tekin, Ismail Turkoglu, Ersin Demir, Okkes Yilmaz, Sevda Kirbag, Suleyman Sandal

Article Affiliation:

Serhat Keser


Rheum ribes L. (rhubarb) is belonging to Polygonaceae, and its roots and fresh shoots are consumed as vegetable in Turkey. This plant is considered to be one of the most important pharmaceutical raw materials in Middle East. In this study, the antiradical, antimicrobial, cytotoxic and bioactive properties of water, ethanol, and methanol extracts of R. ribes stems were determined. R. ribes stems water, ethanol and methanol extracts are better scavenged ABTS(99.27, 99.91, and 99.88%), DPPH(83.11, 81.42, and 83.26%), and OHradicals (93.49, 94.21, 95.86%) than standard antioxidant BHA (95.32, 80.49, and 93.78%). Stems of R. ribes abundantly include bioactive compounds, dominated by rutin, catechin, caffeic acid, ferulic acid,α-tocopherol and vitamin D. These extracts show effective cytotoxic properties against PC-3, A2780, HCT-116 and MCF-7 cancer cell lines at 24h. It is found that R. ribes contain high amount important bioactive contents, and has effective antiradical and cytotoxic properties.

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