Gastro-protective effects of isobrucein B, a quassinoid isolated from Picrolemma sprucei - Vieira, Sílvio Manfredo; Silva, Rangel Leal; Lemos, Henrique Paula; Amorim, Rodrigo César das Neves; Silva, Ellen Cristina Costa; Reinach, Peter Sol; Cunha, Fernando de Queiroz; Pohlit, Adrian Martin; Cunha, Thiago Mattar (Fitoterapia, 2014)