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Optimization of Micellar Extraction for the Pre-purification of Paclitaxel from Taxus chinensis
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  • Optimization of Micellar Extraction for the Pre-purification of Paclitaxel from Taxus chinensis
  • Optimization of Micellar Extraction for the Pre-purification of Paclitaxel from Taxus chinensis
저자명
Jeon. Keum-Young,Kim. Jin-Hyun
간행물명
Biotechnology and bioprocess engineering
권/호정보
2007년|12권 4호|pp.354-358 (5 pages)
발행정보
한국생물공학회
파일정보
정기간행물|ENG|
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이 논문은 한국과학기술정보연구원과 논문 연계를 통해 무료로 제공되는 원문입니다.
서지반출

기타언어초록

Currently, there are many reports in the literature regarding technological methods for paclitaxel purification. However, there have been few reports on the purification of paclitaxel using a micellar system. This method is based on the transfer of paclitaxel within the crude extract to an aqueous surfactant solution as a micelle, allowing the use of organic solvents to be used for the removal of lipids and non-polar impurities. In this study, we optimized the important process parameters of micellar extraction to obtain a high purity and yield of paclitaxel in a pre-purification step. The optimal surfactant (N-cetylpyridinium chloride, CPC) concentration, initial crude paclitaxel concentration, organic solvents (methyl t-butyl ether/hexane) ratio, extraction temperature, and extraction time were 7.5% (w/v), 16.4 mg/mL, 1.5/1 (v/v), $25^{circ}C$, and 30 min, respectively. The crude extracts from the liquid-liquid extracts were efficiently pre-purified by micellar extraction, increasing in purity from 6% to over 21%, with a yield of 92%. Overall, the use of micellar extraction in the pre-purification process allowed for rapid and efficient separation of paclitaxel from interfering compounds, and dramatically increased the yield and purity of the crude paclitaxel for subsequent purification steps.