Fig. 1
From: Current strategies employed in the manipulation of gene expression for clinical purposes
Common delivery methods are shown here with color coded boxes. The blue and red borders represent the physical or biochemical nature of the methods. Different delivery methods are positioned in color-coded sections to represent the mechanism of entry. The method with multiple mechanisms is positioned on the border of the mechanism involved. The methods not covered in detail in this review are grayed out. Specific references for each method can be found in the relative sections of the manuscript