flavonoidVernonia amygdalina Del) adalah salah satu tanaman obat yang berasal dari Afrika menyebar sampai ke Asia, termasuk Indonesia. Vernonia Del dikenal dengan nama lokal Afrika. Tanaman ini secara tradisional telah dimanfaatkan sebagai diabetes, demam, hipertensi dan asam urat. Tujuan penelian menentukan kadar flavonoid total ekstrak daun, kulit batang kayu Masing-masing sampel (daun, Afrik...

Evidence suggests that most chemotherapeutic agents are less effective as treatment in patients with estrogen receptor-negative (ER-) breast carcinomas compared to those with estrogen receptor-positive (ER+) breast carcinomas. Moreover, African American Women (AAW) is disproportionately diagnosed with ER- breast cancer compared to their white counterparts. Novel therapies effective against ER- ...

African leaves (Vernonia amygdalina Del) is a plant that can be used as medicinal because it contains flavonoid compounds are effective natural antioxidants suppress free radicals. The purpose of this study was to determine the antioxidant activity purified extract Vernonia Del. Antioxidant test Del against 1,1-diphenyl-2-picrylhydrazil (DPPH) measured with UV-Vis spectrophotometer at wavelengt...

BACKGROUND Current strategies to overcome the global problem of antimicrobial resistance include research in finding new and innovative antimicrobials from plants. This study was carried out to determine the antibacterial activity of plant extracts of Olea africana stem-bark, Psidium guajava leaves, Vernonia amygdalina leaves, Lantana camara leaves and Mangifera indica leaves which are used in ...

Medicinal plants have assumed the basis of traditional treatment and proven effective in human health care worldwide. There is an increasing interest complementary alternative therapies to treat various illnesses. The continued consumption antibiotics with little or no impact on bacteria has negatively affected delivery. Bitter leaf (Vernonia amygdalina) a common shrub belonging family Asterace...

The Aedes aegypti mosquito is responsible for the transmission of yellow fever, and several arboviruses, which has led to an increasing disease burden. development resistance in mosquitoes prompted researchers investigate on biological larvicides that are biodegradable ecofriendly. This study aimed at evaluating larvicidal activity stem bark Vernonia amygdalina using activity–guided fractionati...

Abstract Background Toxicities of Vernonia amygdalina and Tithonia diversifolia leaf powders extracts on larva adult mortality Dermestes maculatus smoke-dried catfish were evaluated in the laboratory. The admixed at 1, 3, 6, 9 12 g/100 g smoked 500 ml plastic container while plant tested 12% concentrations. Results toxicities products concentrations exposure time dependent. Significant differen...