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Graphics Interchange Format  |  1999-06-07  |  19.8 KB  |  473x375  |  8-bit (250 colors)
   ocr: GAG, POL +E ENV expressing plasmids Transtection - Ee a - - GAG Tissue culture cells (e.g., NIH-3T3 fibroblasts) G/P+E) POL ENV Gene Packaging cell LTR LTR - - - - - - - - - - Vector - plasmid - Transtection - - à SS - - - - - - - - - - A - Viral à . - - - - E proteins - - - - - Vector viral RNA Retroviral Producer cell vector