Low risk containment was appropriate for experiments that generated novel biotypes .
Where the available information indicated that the recombinant DNA could not either alter appreciably the ecological behavior of the recipient species , increase significantly its pathogenicity or prevent effective treatments of any resulting infections .
Low risk containment was appropriate for experiments that generated novel biotypes but where the available information indicated that the recombinant DNA could not either alter appreciably the ecological behavior of the recipient species , increase significantly its pathogenicity or prevent effective treatments of any resulting infections .