TY - JOUR T1 - Cloning of a fragment of the gene cryIVB from Bacillus thuringiensis var. israelensis coding for the aminoterminal segment of a 130 kDa larvicidal endotoxin JO - Memórias do Instituto Oswaldo Cruz A1 - Saar, Jörg H A1 - Degrave, Wim M SN - 0074-0276 UL - 10.1590/S0074-02761995000100027 VL - 90 Y1 - 1995 PB - Brazil ER -