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Visualization of Bacterial Toxin Induced Responses Using Live Cell Fluorescence Microscopy
Published on: October 1, 2012
A coupling process for improving purity of bacterial minicells by holin/lysin
So-Youn Park1, Jin-Young Lee, Woo-Suk Chang
1Department of Biological Sciences, College of Natural Sciences, Chonnam National University, Yongbong-Dong, Buk-Gu, Gwangju 500-757, Korea.
Abstract:
Drug and gene delivery systems using bacterial minicells have attracted much attention. Here we attempted to enhance the yield and purity of the minicells using a novel method in which autolysin induced in actively metabolizing parent cells led to autolysis. A two-step protocol coupling an autolysin (holin/lysin) step with a conventional centrifugation step achieved a purity of the minicells similar to that resulting from successive six- or seven-step methods.

