LABORATORY SAFETY 
MONOGRAPH 
A SUPPLEMENT TO THE NIH GUIDELINES 
FOR RECOMBINANT DNA RESEARCH 
[Only the introductory pages are included 
here. The full document contains 238 pages. 
Single copies may be obtained from: Office 
of Recombinant DNA Activities, Room 4A52, 
Building 31, National Institutes of Health, 
Bethesda, Maryland 20014.] 
Prepared by the 
Office of Research Safety 
National Cancer Institute 
and the 
Special Committee of Safety and Health Experts 
National Institutes of Health 
Bethesda, Maryland 
July 1978 
U.S. Department of Health, Education, and Welfare 
Public Health Service 
National Institutes of Health 
[ 140 ] 
