scholarly journals Cytological Evidence for Association of the Ends of the Linear Chromosome in Streptomyces coelicolor

2001 ◽  
Vol 183 (17) ◽  
pp. 5180-5186 ◽  
Author(s):  
Melody C. Yang ◽  
Richard Losick

ABSTRACT The chromosome of the filamentous bacterium Streptomyces coelicolor is linear, but the genetic map is circular. We present cytological evidence based on the use of fluorescence in situ hybridization showing that the ends of the chromosome frequently colocalize, in agreement with the idea that the ends are held together, effectively forming a circular chromosome. These observations provide a possible explanation for how a linear bacterial chromosome can exhibit a circular genetic map.

2006 ◽  
Vol 54 (1) ◽  
pp. 47-53 ◽  
Author(s):  
E.M. Seviour ◽  
K. Eales ◽  
L. Izzard ◽  
M. Beer ◽  
E.L. Carr ◽  
...  

The in situ physiology of the actinobacterial bulking and foaming filamentous bacterium “Nostocoida limicola” II was studied by fluorescence in situ hybridization/microautoradiography. Substrate assimilation patterns of pure cultures of this bacterium were different to those seen in activated sludge biomass samples. There was no evidence to suggest that “N. limicola” II preferred hydrophobic substrates, but evidence was produced to support the view that it is metabolically active under anaerobic conditions in activated sludge.


1994 ◽  
Vol 67 (2) ◽  
pp. 86-93 ◽  
Author(s):  
C.A. Westbrook ◽  
M.M. Le Beau ◽  
W.L. Neuman ◽  
M. Keinanen ◽  
L.H. Yamaoka ◽  
...  

2006 ◽  
Vol 175 (4S) ◽  
pp. 287-288 ◽  
Author(s):  
Juliann M. Dziubinski ◽  
Michael F. Sarosdy ◽  
Paul R. Kahn ◽  
Mark D. Ziffer ◽  
William R. Love ◽  
...  

2004 ◽  
Vol 171 (4S) ◽  
pp. 156-156
Author(s):  
Chandler D. Dora ◽  
Yasushi Kondo ◽  
Fusheng X. Lan ◽  
Jeffrey M. Slezak ◽  
Erik J. Bergstralh ◽  
...  

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