scholarly journals Symbiotic plasmid is required for NolR to fully repress nodulation genes in Rhizobium leguminosarum A34

2008 ◽  
Vol 40 (10) ◽  
pp. 901-907 ◽  
Author(s):  
F. Li ◽  
B. Hou ◽  
G. Hong
Microbiology ◽  
1983 ◽  
Vol 129 (10) ◽  
pp. 2973-2977 ◽  
Author(s):  
N. J. Brewin ◽  
E. A. Wood ◽  
J. P. W. Young

1989 ◽  
Vol 13 (2) ◽  
pp. 163-174 ◽  
Author(s):  
Havo C. J. Canter Cremers ◽  
Herman P. Spaink ◽  
Andr� H. M. Wijfjes ◽  
Elly Pees ◽  
Carel A. Wijffelman ◽  
...  

2001 ◽  
Vol 183 (6) ◽  
pp. 2141-2144 ◽  
Author(s):  
Xue-Xian Zhang ◽  
Bob Kosier ◽  
Ursula B. Priefer

ABSTRACT A rearrangement between the symbiotic plasmid (pRleVF39d) and a nonsymbiotic plasmid (pRleVF39b) in Rhizobium leguminosarumbv. viciae VF39 was observed. The rearranged derivative showed the same plasmid profile as its parent strain, but hybridization to nod, fix, and nif genes indicated that most of the symbiotic genes were now present on a plasmid corresponding in size to pRleVF39b instead of pRleVF39d. On the other hand, some DNA fragments originating from pRleVF39b now hybridized to the plasmid band at the position of pRleVF39d. These results suggest that a reciprocal but unequal DNA exchange between the two plasmids had occurred.


1991 ◽  
Vol 173 (3) ◽  
pp. 1250-1258 ◽  
Author(s):  
M Vázquez ◽  
A Dávalos ◽  
A de las Peñas ◽  
F Sánchez ◽  
C Quinto

Author(s):  
J. A. Downie ◽  
B. P. Surin ◽  
I. J. Evans ◽  
L. Rossen ◽  
J. L. Firmin ◽  
...  

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