Lipopolysaccharide from Escherichia coli prevents indomethacin-induced gastric damage in rats: role of non-protein sulphydryl groups and leukocyte adherence - Gomes, Antoniella Souza; Lemos, Henrique Paula; Medeiros, Jand Venes Rolim; Cunha, Fernando de Queiroz; Souza, Marcellus Henrique Loiola Ponte (Inflammation Research, 2009)