Title:The caudal bursa in the Heligmonellidae (Nematoda: Trichostrongylina): Characterization and hypothesis on its evolution / Le pattern de la bourse caudale chez les Heligmonellidae (Nematoda: Trichostrongylina): Caractérisation et hypothèse sur son évolution
Title:Evaluation of antitumour and antiinflammatory effects and acute toxicity of extracts obtained from Streptomyces spp. isolated from m Soils of Paraiba (Brazil)