How much did scientists know about altering DNA in the 1970's?In theory, yes, by using retroviral vectors that infect a wide range of cells in a wide range of tissue types. Problem is, most such vectors target fairly specific cell types.

Retrovirus vectors are the agent most commonly used to insert, or change, genes in multicellular organisms. [...] Continue Reading…

Best Answer – Chosen by Asker                                                                        BioDoc In theory, yes, by using retroviral vectors that infect a wide range of cells in a wide range of tissue types. Problem is, most such vectors target fairly specific cell types. Retrovirus vectors are the agent most commonly used to insert, or change, genes in multi-cellular organisms. They are [...] Continue Reading…