| Title : Paraoxonase activity in sera of four neotropical fish - | 
| Author(s) : Bastos VL , Alves MV , Bernardino G , Ceccarelli PS , Bastos JC | 
| Ref : Bulletin of Environmental Contamination & Toxicology , 72 :798 , 2004 | 
| PubMedID: 15199996 | 
| Title : Different sensitivities to paraoxon of brain and serum cholinesterases from Pacu, an indigenous Brazilian fish - | 
| Author(s) : Bastos VL , Rossini A , Pinto LF , de Lima LM , Ceccarelli PS , Coelho MG , Bastos JC | 
| Ref : Bulletin of Environmental Contamination & Toxicology , 60 :1 , 1998 | 
| PubMedID: 9484549 |