V. Africana Plant (IMAGE) Salk Institute Caption In this image, São Tomé e Príncipe Sum Pontes and San Verónica healers collect the V. africana plant for their patients. In assays, the plant showed to be potent in reducing inflammation, oxidative stress and amyloid-beta peptides (typically associated with Alzheimer's disease). Credit Maria do Céu Madureira Usage Restrictions With credit and permission. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.