TRANSFORMATION OF THE FILAMENTOUS FUNGUS GIBBERELLA-FUJIKUROI USING THE ASPERGILLUS-NIGER-NIAD GENE ENCODING NITRATE REDUCTASE

被引:25
作者
SANCHEZFERNANDEZ, R
UNKLES, SE
CAMPBELL, EI
MACRO, JA
CERDAOLMEDO, E
KINGHORN, JR
机构
[1] UNIV ST ANDREWS, PLANT MOLEC GENET UNIT, SIR HAROLD MITCHELL BLDG, ST ANDREWS KY16 9TH, FIFE, SCOTLAND
[2] UNIV SEVILLA, DEPT GENET & BIOTECN, E-41080 SEVILLE, SPAIN
来源
MOLECULAR AND GENERAL GENETICS | 1991年 / 225卷 / 02期
关键词
GIBBERELLA-FUJIKUROI; HETEROLOGOUS TRANSFORMATION; NITRATE REDUCTASE;
D O I
10.1007/BF00269853
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
A transformation system for Gibberella fujikuroi based on the Aspergillus niger nitrate reductase gene (niaD) was developed. A strain (designated SG140) carrying a non-reverting niaD mutation (niaD11) was generated by screening mutagenised cells for non-growth on nitrate as sole nitrogen source. Transformation frequencies of 1-2 transformants per mu-g DNA were observed when strain SG140 was transformed to nitrate utilisation. Southern blot analyses of niaD+ transformants showed that the vector DNA sequences were integrated into the chromosomal DNA. The results demonstrate that the A. niger niaD gene is expressed in G. fujikuroi.
引用
收藏
页码:231 / 233
页数:3
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