Profil fitokimia dan aktivitas antibakteri fraksi etil asetat akar jarak pagar (Jatropha curcas Linn.)

Bacterial infections are a major cause of chronic and mortality that continues to threaten public health worldwide. Various medicinal plants used in folk medicine have demonstrated wound healing antibacterial properties. The aims the study investigation phytochemical activity ethyl acetate fraction from jarak pagar roots (Jatropha curcas Linn.). were treated with maceration method using ethanol 70% subsequently fractioned fraction. fractions for screening assay Kirby Bauer agar difussion method. results showed contained alkaloid, flavonoids, saponins, steroids, poliphenol dan tannins. againts Staphylococcus aureus Escherichia coli shows this concentration 8 mg/mL has strong inhibitory potency against growth S. zone is 14,3 mm moderate E. 9 mm. increase concentrations asetate high inhibition diameter bacterial growth.