Fig. (4) (A) Half-life curve of L-asparaginase from Bacillus PG03 at 37˚C (closed circles) and 40˚C (closed diamond) and Bacillus PG04 at 37˚C (open circles) and 40˚C (open diamond). (B) T50 curve of the L-asparaginase from Bacillus PG03 (open circles) and Bacillus PG04 (closed diamonds).