Sesquiterpenes from xylaria sp., and endophytic fungus associated with piper aduncum (piperaceae) - Silva, Geraldo H; Oliveira, Camila M de; Teles, Helder L; Pauletti, Patrícia M; Castro-Gamboa, Ian; Silva, Dulce H S; Bolzani, Vanderlan S; Young, Maria C M; Costa Neto, Cláudio Miguel; Pfenning, Ludwig Heinrich; Berlinck, Roberto Gomes de Souza; Araújo, Ângela R (Phytochemistry Letters, 2010)