3 
regard and may lead the public to believe that somatic-cell 
therapy will necessarily lead to germ line therapy and then 
possibly state-mandated eugenics. While we recognize that is 
not the intent of the document, it does raise that spectre and 
should be clarified. 
Our comments are based generally on a PMA position paper on rDNA 
technology, and a copy of that PMA document is enclosed. It 
includes a section on the social and ethical issues of human 
genetic engineering (see Part III), and this section serves as 
the official PMA statement on this aspect of rDNA technology. 
Please pardon our delay in not responding by your February 21 
deadline, but we ask that our letter and the section of the 
PMA position paper on human genetic engineering be submitted 
as part of the official public record. 
Enc . 
[ 597 ] 
