{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Cifuentes F"],"funding":["Fondo Nacional de Desarrollo Científico y Tecnológico"],"pagination":["352"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12899593"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["15(3)"],"pubmed_abstract":["Berries are an excellent source of bioactive compounds, particularly polyphenols, and have been widely used in folk medicine by the Mapuche people of southern Chile. In this study, a hydroalcoholic extract of <i>Berberis congestiflora</i> Gay (BE) was analyzed to determine its phytochemical composition and to evaluate its antioxidant capacity, vasorelaxant effects in rat aortas, and inhibitory activity on enzymes related to chronic non-communicable diseases, including exploration of a possible vasodilatory mechanism in isolated rat aortas. Antioxidant activity was assessed using Oxygen Radical Absorbance Capacity (ORAC), DPPH (2,2-diphenyl-1-picrylhydrazyl), and ABTS (2,2-azinobis-(3-ethylbenzothiazolin-6-sulfonic acid)) radical scavenging assays, as well as ferric reducing antioxidant pow"],"journal":["Plants (Basel, Switzerland)"],"pubmed_title":["Polyphenolic Profile and Antioxidant and Aortic Endothelium Effect of &lt;i&gt;Michay&lt;/i&gt; (&lt;i&gt;Berberis congestiflora&lt;/i&gt; Gay) Collected in the Araucania Region of Chile."],"pmcid":["PMC12899593"],"funding_grant_id":["1220075"],"pubmed_authors":["Palacios J","Paredes A","Lavado A","Romero-Parra J","Simirgiotis MJ","Cifuentes F"],"additional_accession":[]},"is_claimable":false,"name":"Polyphenolic Profile and Antioxidant and Aortic Endothelium Effect of &lt;i&gt;Michay&lt;/i&gt; (&lt;i&gt;Berberis congestiflora&lt;/i&gt; Gay) Collected in the Araucania Region of Chile.","description":"Berries are an excellent source of bioactive compounds, particularly polyphenols, and have been widely used in folk medicine by the Mapuche people of southern Chile. In this study, a hydroalcoholic extract of <i>Berberis congestiflora</i> Gay (BE) was analyzed to determine its phytochemical composition and to evaluate its antioxidant capacity, vasorelaxant effects in rat aortas, and inhibitory activity on enzymes related to chronic non-communicable diseases, including exploration of a possible vasodilatory mechanism in isolated rat aortas. Antioxidant activity was assessed using Oxygen Radical Absorbance Capacity (ORAC), DPPH (2,2-diphenyl-1-picrylhydrazyl), and ABTS (2,2-azinobis-(3-ethylbenzothiazolin-6-sulfonic acid)) radical scavenging assays, as well as ferric reducing antioxidant pow","dates":{"release":"2026-01-01T00:00:00Z","publication":"2026 Jan","modification":"2026-07-09T13:19:56.154Z","creation":"2026-07-09T13:09:30.169Z"},"accession":"S-EPMC12899593","cross_references":{"pubmed":["41681517"],"doi":["10.3390/plants15030352"]}}