Biochemical characterization of fractions purified from the venom of the social spider Parawixia bistriata that acts on the uptake and binding of aminoacids neurotransmitters - Pizzo, A B; Fontana, Andréia Cristina Karklin; Santos, Wagner Ferreira dos; Castro, M A T; Coutinho Netto, Joaquim (Reunião Anual da Sociedade Brasileira de Bioquímica e Biologia Molecular, 1998)