Natália Berne Pinto, Leonardo Mortagua de Castro, Gabriela de Almeida Capella, Tairan Ourique Motta, Ana Paula de Souza Stori de Lara, Micaele Quintana de Moura, Maria Elisabeth Aires Berne, Fábio Pereira Leivas Leite
In this study, we tested the in vitro and in vivo larvicidal activity of Bacillus species against gastrointestinal nematodes in cattle, and their viability in the presence of anthelmintics. For in vitro tests, cattle feces naturally infected with trichostrongylides were incubated with spore suspensions of Bacillus circulans (Bcir), B. thuringiensis var. osvaldocruzi (Bto), B. thuringiensis var. israelensis (Bti) or B. thuringiensis var. kurstaki (Btk). Subsequently, residual larvae were counted and identified...
October 15, 2017: Veterinary Parasitology