## Abstract A procedure for preparing polyacrylamide gelβfilled capillaries, for use in capillary gel electrophoresis, is decribed. The method involves the principle of isotachophoretic polymerization, in which the polymerization initiator is introduced by electromigration to promote gradual polyme
Preparation of polyacrylamide gel-filled capillaries by photopolymerization for capillary electrophoresis
β Scribed by Gerard J. M. Bruin; Tianlin Wang; Xiaoma Xu; Johan C. Kraak; Hans Poppe
- Publisher
- John Wiley and Sons
- Year
- 1992
- Tongue
- English
- Weight
- 623 KB
- Volume
- 4
- Category
- Article
- ISSN
- 1040-7685
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β¦ Synopsis
Abstract
A new preparation method for polyacrylamide gels in fused silica capillaries is described. In this method use is made of riboflavin as a light sensitive initiator for the polymerization reaction. Also, results from measurements on the diffusion coefficients of four oligonucleotides in a polyacrylamide gel are reported. Furthermore, a new preparative method to purify and collect oligonucleotides is presented. Separation performance of the gels was tested with various samples of oligonucleotides.
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## Abstract Polyacrylamide gel filled capillaries for electrophoresis can be improved in performance and stability by a specially optimized and reproducible production procedure. After surface pretreatment as described in this contribution, gels polymerized in capillaries are stable for long series
## Abstract Polyacrylamide gel electrophoresis (PAGE) is used frequently for isolation and purification of DNA fragments. In the present study, DNA fragments extracted from polyacrylamide gels showed significant band broadening in capillary electrophoresis (CE). A pHY300PLK (a shuttle vector functi