Comparison of Gene Transfection and Cytotoxicity Mechanisms of Linear Poly(amidoamine) and Branched Poly(ethyleneimine) Polyplexes.
Ammar A Y AlmulathanonElisabetta RanucciPaolo FerrutiMartin C GarnettCynthia BosquillonPublished in: Pharmaceutical research (2018)
PAA polyplexes displayed a pH-dependent endo/lysosomal escape which was not associated with cytotoxic events, unlike observed with BPEI polyplexes. This is likely due to their greater interactions with biological membranes at acidic than neutral pH.