Antioxidant Capacity of the Leaf Extract Obtained from Arrabidaea chica Cultivated in Southern Brazil Siraichi, Jackeline Tiemy Guinoza ; Felipe, Daniele Fernanda ; Brambilla, Lara Zampar Serra ; Gatto, Melissa Junqueira ; Terra, Vânia Aparecida ; Cecchini, Alessandra Lourenco ; Cortez, Lucia Elaine Ranieri ; Rodrigues-Filho, Edson ; Cortez, Diógenes Aparício Garcia Abstract Publication: PLoS ONE Pub Date: August 2013 DOI: 10.1371/journal.pone.0072733 Bibcode: 2013PLoSO...872733S