Ulcer healing and mechanism(s) of action involved in the gastroprotective activity of fractions obtained from Syngonanthus arthrotrichus and Syngonanthus bisulcatus - Batista, Leônia Maria; Lima, Gedson Rodrigues de Morais; Almeida, Ana Beatriz Albino de; Magri, Luciana de Pietro; Calvo, Tamara Regina; Ferreira, Anderson Luiz; Pellizzon, Cláudia Helena; Hiruma-Lima, Clélia Akiko; Vilegas, Wagner; Sano, Paulo Takeo; Brito, Alba Regina Monteiro Souza (BMC Complementary and Alternative Medicine, 2015)