APPENDIX E 
Table 1 . Guidel ines for experiments with E. col i 
host-vector systems using foreign DNA derived 
from eukaryotes. "Shotgun" experiments 
Conta i nment 
Fore ign 
DNA source 
Phys i ca 1 
3 
io 1 og ica 1 
Pr i mates 
P3 
or 
EK3 
P4 
EK2 
Embryon ic 
P3 
EK2 
Other mammals 
P3 
EK2 
Birds 
P3 
EK2 
Cold-blooded vertebrates 
P2 
EK2 
Embryon ic 
P2 
EK1 
Tox i n 
P3 
EK2 
Lower eukaryotes 
P2 
EK1 
If pathogenic or toxigenic 
P3 
EK2 
P 1 ants 
P2 
EK1 
If pathogenic or toxigenic 
P3 
EK2 
Appendix E — 27 
