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文题:Transformation of prednisolone to a 20β-hydroxy prednisolonecompound by Streptomyces roseochromogenes TS79

作者:Wenquan Zhang & Li Cui & Mengyao Wu &Rongqing Zhang & Liping Xie & Hongzhong Wang

期刊号:Appl Microbiol Biotechnol (2011) 92:727–735

DOI 10.1007/s00253-011-3382-4
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鬼豆虫: 金币+5, ★★★★★最佳答案 2016-07-21 12:39:17
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https://apps.webofknowledge.com/ ... age=1&doc=1
Transformation of prednisolone to a 20 beta-hydroxy prednisolone compound by Streptomyces roseochromogenes TS79
×÷??:Zhang, WQ (Zhang, Wenquan)[ 1,2 ] ; Cui, L (Cui, Li)[ 3 ] ; Wu, MY (Wu, Mengyao)[ 3 ] ; Zhang, RQ (Zhang, Rongqing)[ 1,2 ] ; Xie, LP (Xie, Liping)[ 1,2 ] ; Wang, HZ (Wang, Hongzhong)[ 1,2 ]


APPLIED MICROBIOLOGY AND BIOTECHNOLOGY


?í: 92
??: 4
??: 727-735
DOI: 10.1007/s00253-011-3382-4

??°??ê: NOV 2011

?é??????????

APPLIED MICROBIOLOGY AND BIOTECHNOLOGY  

??°??? SPRINGER, 233 SPRING ST, NEW YORK, NY 10013 USA

ISSN: 0175-7598

?????ì?ò Biotechnology & Applied Microbiology



????
Prednisolone represents an important compound in pharmaceutical preparations. To obtain more bioactive prednisolone derivatives, the microbial transformation of prednisolone was carried out. The steroid products were assigned by an interpretation of their spectral data using mass spectrometry and proton nuclear magnetic resonance ((1)H NMR) analyses. The product was assigned the chemical structure of 11 beta, 17 alpha, 20 beta, 21-tetrahydroxypregna-1,4-diene-3-one (named as 20 beta-hydroxy prednisolone). The conversion of prednisolone to 20 beta-hydroxy prednisolone by Streptomyces roseochromogenes TS79 was different from a previous study on the microbial transformation of steroid by this organism, which usually generates a 16 alpha-hydroxy steroid product. The different reaction parameters for maximum conversion of prednisolone were optimized. The analysis revealed that the optimum values of the tested variables were 7.5 mg/ml prednisolone dissolved in DMSO and added to the 24 h pre-culture fermentation culture containing 0.05% MgSO(4) and incubated for 24 h. A conversion of 95.1% of prednisolone was observed, which has the potential to be used in industrial production.

???ü??
×÷?????ü??:Streptomyces roseochromogenes TS79; C20 beta-hydroxy prednisolone; Microbial transformation; Hydroxylation

KeyWords Plus:SPINAL-CORD-INJURY; MICROBIAL TRANSFORMATION; ESCHERICHIA-COLI; HETEROLOGOUS EXPRESSION; CUNNINGHAMELLA-ELEGANS; ACREMONIUM-STRICTUM; BIOTRANSFORMATION; CYTOCHROME-P450; STEROIDS; CONVERSION

×÷??????
?¨??×÷?????·: Wang, HZ (?¨??×÷??) Tsinghua Univ, Prot Sci Lab, Minist Educ, Beijing 100084, Peoples R China.
  ????×é????????????
    Tsinghua University  


???·:  [ 1 ] Tsinghua Univ, Prot Sci Lab, Minist Educ, Beijing 100084, Peoples R China
  ????×é????????????
    Tsinghua University  
[ 2 ] Tsinghua Univ, Sch Life Sci, Beijing 100084, Peoples R China
  ????×é????????????
    Tsinghua University  
[ 3 ] Dalian Polytech Univ, Sch Chem Engn & Mat, Dalian 116034, Peoples R China
  ????×é????????????
    Dalian Polytechnic University  


??×????????·:hzwang@tsinghua.edu.cn

?ù??×??ú????
?ù??×??ú?ú?? ???¨??
National Natural Science Foundation of China  20876088  
?é???ù??×??ú??????±??ù??×??ú????   

This work was supported by grants from National Natural Science Foundation of China (project no. 20876088).

??°???
SPRINGER, 233 SPRING ST, NEW YORK, NY 10013 USA

?à±? / ·??à
????·??ò:Biotechnology & Applied Microbiology

Web of Science ?à±?:Biotechnology & Applied Microbiology

???×????
???×?à??:Article

????:English

??????: WOS:000296779200007

PubMed ID: 21670977

ISSN: 0175-7598

????????
IDS ??: 844VU

Web of Science ???????????? "?????????????×": 35

Web of Science ???????????? "±???????": 6

JCR® ?à±? JCR ·???
BIOTECHNOLOGY & APPLIED MICROBIOLOGY  Q2


??????×??? 2015 °? Journal Citation Reports®
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