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Lidia Morales,Nuria Acero,Antonio Galán,Carmen Perez-García,Luis Fernando Alguacil,Dolores Muñoz-Mingarro 한국식품영양과학회 2011 Journal of medicinal food Vol.14 No.9
Tynanthus panurensis (Bureau) Sanwith (Bignoniaceae) is a liana vine used in traditional Amazonian medicine as a tonic and energizer as well as a treatment for rheumatism. These traditional indications prompted this study of the antioxidant and anti-inflammatory activities of T. panurensis bark extract (ETP). Phytochemical analysis of ETP showed the presence of saponins and a high concentration of phenols and flavonoids. A battery of in vitro tests revealed that the extract has free radical–scavenging antioxidant properties and reduces microsomal lipid peroxidation, uric acid synthesis, and tumor necrosis factor-α production. The anti-inflammatory properties of ETP were further confirmed in vivo in a rat carrageenan edema model, in which the extract exhibited a potent activity. These results support the idea that T. panurensis bark extract could be beneficial for treating inflammation and are in agreement with one of the main traditional uses of this plant.
In vitro Amoebicidal Activity of Borage (Borago officinalis) Extract on Entamoeba histolytica
Catalina Leos-Rivas,M. Julia Verde-Star,Lidia Osuna Torres,Azucena Oranday-Cardenas,Catalina Rivas-Morales,M. Porfiria Barron-Gonzalez,Mario R. Morales-Vallarta,Delia E. Cruz-Vega 한국식품영양과학회 2011 Journal of medicinal food Vol.14 No.7
Borage (Borago officinalis) is a plant with nutritional value that is also used in traditional medicine to treat gastrointestinal disease. This study investigated the amoebicidal activity of a methanol extract of borage. The 50% inhibitory concentration (IC_50) of the extract for Entamoeba histolytica was 33 μg/mL. The 50% lethal dose of the extract for brine shrimp was greater than 1,000 μg/mL. The IC_50 of the extract for Vero cells was 203.9 μg/mL. These results support the use of borage to prevent diseases associated with E. histolytica infection.