APPENDIX E 
\J 
Copies of this document may be obtained from the Director, 
Office of Recombinant DNA Activities, Building 31, National Institutes 
of Health, Bethesda, Maryland, 20014, USA. 
2 / 
Berg, P., Baltimore, D., Brenner, S. and Singer, M. F. (1975), 
Science 1 88 , 991; Nature, 225 , 442; Proc. Nat. Acad. Sci., U.S.A., 72, 1981. 
3/ 
Scientists involved in recombinant DNA research may keep informed of further 
developments concerning host-vector systems as well as other aspects of the 
field by subscribing (no charge) to the “Nucleic Acid Recombinant Scientific 
Memoranda". Inquiries should be addressed to; Dr. E. C. Chamberl ayne, 
Proj ect Officer, FI C, Building 31, Room 2C 1 5 , Nat iona 1 Institutes of 
Health, Bethesda, Maryland, 20014. 
4/ 
Report of the Working Party on the Practice of Genetic Manipulation, June, 
1976 London, Her Majesty’s Stationery Office. 
5/ 
A detailed review of activities in many countries has been prepared by Dr. 
John Tooze, European Molecular Biology Organization, 69, Heidelberg, Germany. 
6 / 
Enquist, L., Tiemeier, D., Leder, P., Weisberg, R., Sternberg, N., 1976 
Nature 259 596-598. 
Appendix E — 24 
