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Mapping the distribution of 3-hydroxy oxylipins in the ascomycetous yeast Saturnispora saitoi
被引:2
|作者:
Bareetseng, Andries S.
Kock, Johan L. F.
Pohl, Carolina H.
Pretorius, Elma E.
Strauss, Catharina J.
Botes, Piet J.
Van Wyk, Pieter W. J.
Nigam, Santosh
机构:
[1] Univ Free State, Dept Microbial Biochem & Food Biotechnol, UNESCO, MIRCEN Ind Biotechnol, Bloemfontein, South Africa
[2] Univ Free State, Ctr Confocal & Electron Microscopy, Bloemfontein, South Africa
[3] Free Univ Berlin, Univ Med Ctr Benjamin Franklin, Dept Gynaecol, Eicosanoid Res Div, D-12200 Berlin, Germany
基金:
新加坡国家研究基金会;
关键词:
ascospores;
electron microscopy;
3-hydroxy oxylipins;
immunofluorescence;
Saturnispora saitoi;
ultrastructure;
yeast;
D O I:
10.1016/j.syapm.2005.11.008
中图分类号:
Q81 [生物工程学(生物技术)];
Q93 [微生物学];
学科分类号:
071005 ;
0836 ;
090102 ;
100705 ;
摘要:
The distribution of 3-hydroxy oxylipins in Saturnispora saitoi was mapped using immunofluorescence microscopy. Fluorescence was observed on aggregating ascospores, indicating the presence of 3-hydroxy oxylipins on the surface or between ascospores. The oxylipin was identified as 3-hydroxy 9:1 using gas chromatography mass spectrometry. Furthermore, ultrastructural studies using scanning and transmission electron microscopy on ascospores revealed a clear equatorial ledge surrounding oval-shaped ascospores. (c) 2005 Elsevier GmbH. All rights reserved.
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页码:446 / 449
页数:4
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