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Vaccines Delivery

Research add new data to vaccines delivery body of knowledge

Published in Vaccine Weekly, March 15th, 2006

New findings from ROC, India and the South Korea describe advances in vaccines delivery.

Study 1: Amine groups in the polymeric structure of a polymeric transfectant affect DNA delivery.

"Inefficient release of polymer/DNA complexes from endocytic vesicles into the cytoplasm and the cytotoxic nature of cationic polymers are two of the primary causes of poor gene delivery. EG-polyurethane [poly(ethylene glycol)-PU, Poly 1], EGDM-polyurethane [poly(ethylene glycol), 2-(dimethylamino)ethylamine-PU, Poly 2], and MDEADM-polyurethane [N-methyldiethanolamine, 2-(dimethylamino)ethylamine-PU, Poly 3] were designed in this study to overcome these obstacles,"...

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