Intracellular processing of poly(ethylene imine)/ribozyme complexes can be observed in living cells by using confocal laser scanning microscopy and inhibitor experiments.

作者: Thomas Merdan , Klaus Kunath , Dagmar Fischer , Jindrich Kopecek , Thomas Kissel

DOI: 10.1023/A:1014212630566

关键词:

摘要: Purpose. Critical steps in the subcellular processing of poly(ethylene imine)/nucleic acid complexes, especially endosomal/lysosomal escape, were visualized by using living cell confocal laser scanning microscopy (CSLM) to obtain an insight into their mechanism.

参考文章(27)
Ulf T Brunk, Helge Dalen, Karin Roberg, Henrik B Hellquist, Photo-Oxidative Disruption of Lysosomal Membranes Causes Apoptosis of Cultured Human Fibroblasts Free Radical Biology and Medicine. ,vol. 23, pp. 616- 626 ,(1997) , 10.1016/S0891-5849(97)00007-5
Krystyna Konopka, John J Rossi, Piotr Swiderski, Vladimir A Slepushkin, Nejat Düzgüneş, Delivery of an anti-HIV-1 ribozyme into HIV-infected cells via cationic liposomes Biochimica et Biophysica Acta. ,vol. 1372, pp. 55- 68 ,(1998) , 10.1016/S0005-2736(98)00046-7
Hélène Pollard, Jean-Serge Remy, Gildas Loussouarn, Sophie Demolombe, Jean-Paul Behr, Denis Escande, POLYETHYLENIMINE BUT NOT CATIONIC LIPIDS PROMOTES TRANSGENE DELIVERY TO THE NUCLEUS IN MAMMALIAN CELLS Journal of Biological Chemistry. ,vol. 273, pp. 7507- 7511 ,(1998) , 10.1074/JBC.273.13.7507
Patrick Erbacher, Annie Claude Roche, Michel Monsigny, Patrick Midoux, Putative role of chloroquine in gene transfer into a human hepatoma cell line by DNA/lactosylated polylysine complexes. Experimental Cell Research. ,vol. 225, pp. 186- 194 ,(1996) , 10.1006/EXCR.1996.0169
W.T. Godbey, Kenneth K. Wu, Antonios G. Mikos, Poly(ethylenimine) and its role in gene delivery Journal of Controlled Release. ,vol. 60, pp. 149- 160 ,(1999) , 10.1016/S0168-3659(99)00090-5
Patrick Midoux, Michel Monsigny, Efficient Gene Transfer by Histidylated Polylysine/pDNA Complexes Bioconjugate Chemistry. ,vol. 10, pp. 406- 411 ,(1999) , 10.1021/BC9801070
D. Putnam, C. A. Gentry, D. W. Pack, R. Langer, Polymer-based gene delivery with low cytotoxicity by a unique balance of side-chain termini. Proceedings of the National Academy of Sciences of the United States of America. ,vol. 98, pp. 1200- 1205 ,(2001) , 10.1073/PNAS.98.3.1200
Jean Haensler, Francis C. Szoka, Polyamidoamine cascade polymers mediate efficient transfection of cells in culture Bioconjugate Chemistry. ,vol. 4, pp. 372- 379 ,(1993) , 10.1021/BC00023A012
E. Wagner, C. Plank, K. Zatloukal, M. Cotten, M. L. Birnstiel, Influenza virus hemagglutinin HA-2 N-terminal fusogenic peptides augment gene transfer by transferrin-polylysine-DNA complexes: toward a synthetic virus-like gene-transfer vehicle. Proceedings of the National Academy of Sciences of the United States of America. ,vol. 89, pp. 7934- 7938 ,(1992) , 10.1073/PNAS.89.17.7934
Antoine Kichler, Christian Leborgne, Emmanuel Coeytaux, Olivier Danos, Polyethylenimine-mediated gene delivery: a mechanistic study. Journal of Gene Medicine. ,vol. 3, pp. 135- 144 ,(2001) , 10.1002/JGM.173