Comparative study of antibacterial and antifungal activity of callus culture and adult plants extracts from Alternanthera maritima (Amaranthaceae) - Salvador, Marcos J.; Pereira, Paulo S.; França, Suzelei C.; Cândido, Regina Célia; Ito, Izabel Yoko; Dias, Diones Aparecida (Brazilian Journal of Microbiology, 2004)