Results 81 to 90 of about 125,187 (158)

Mutations in the Global Transcription Factor CRP/CAP: Insights from Experimental Evolution and Deep Sequencing

open access: yesComputational and Structural Biotechnology Journal, 2019
The Escherichia coli cyclic AMP receptor protein (CRP or catabolite activator protein, CAP) provides a textbook example of bacterial transcriptional regulation and is one of the best studied transcription factors in biology.
Pernille Ott Frendorf   +4 more
doaj   +1 more source

Overcome of carbon catabolite repression of bioinsecticides production by sporeless Bacillus thuringiensis through adequate fermentation technology [PDF]

open access: yes, 2014
The overcoming of catabolite repression, in bioinsecticides production by sporeless Bacillus thuringiensisstrain S22 was investigated into fully controlled 3 L fermenter, using glucose based medium.
Khedher, Saoussen Ben   +2 more
core   +1 more source

Promoter-independent catabolite repression of the Bacillus subtilis gnt operon

open access: yes, 1993
The mechanism underlying catabolite repression in Bacillus species remains unknown. A recent study of the promoter-independent catabolite repression of the gnt operon implicat-ed a consensus sequence (ATTGAAAG) in catabolite repression in the genus ...
Yasuhiko Miwa, Yasutaro Fujita
core  

Tailoring Escherichia coli BL21 (DE3) for preferential xylose utilization via metabolic and regulatory engineering

open access: yesApplied Microbiology and Biotechnology
Xylose is the most abundant pentose in nature. However, it is usually obtained in mixtures with glucose, leading to carbon catabolite repression in many microorganisms. Among E.
Eliseo R. Molina-Vázquez   +3 more
doaj   +1 more source

A genome-wide analysis of carbon catabolite repression in Schizosaccharomyces pombe

open access: yesBMC Genomics, 2019
Background Optimal glucose metabolism is central to the growth and development of cells. In microbial eukaryotes, carbon catabolite repression (CCR) mediates the preferential utilization of glucose, primarily by repressing alternate carbon source ...
Dane Vassiliadis   +3 more
doaj   +1 more source

Onset of carbon catabolite repression in Aspergillus nidulans

open access: yes, 2003
The role of hexose phosphorylating enzymes in the signaling of carbon catabolite repression was investigated in the filamentous fungus Aspergillus nidulans.
Ruijter, G.J.G.   +5 more
core   +1 more source

Is Fiber Digestion in the Rumen Reduced by Catabolite Repression? [PDF]

open access: yes, 1993
Bacteria which degrade cellulose play a key role in animal digestion of plant material. As with all bacteria, these cellulolytic bacteria are able to regulate their growth and enzymatic activity by a number of mechanisms.
Varel, Vincent H., Anderson, Kevin L.
core  

A quantitative approach to catabolite repression in Escherichia coli.

open access: yes, 2005
peer reviewedA dynamic mathematical model was developed to describe the uptake of various carbohydrates (glucose, lactose, glycerol, sucrose, and galactose) in Escherichia coli. For validation a number of isogenic strains with defined mutations were used.
Kremling, A.   +18 more
core   +1 more source

Why Solid-State Fermentation Seems to be Resistant to Catabolite Repression?

open access: yesFood Technology and Biotechnology, 2006
A critical review of the phenomenon of resistance to catabolite repression of enzyme synthesis by solid-state fermentation (SSF) has been made. The practical and theoretical importance of such phenomenon is commented, together with the current ideas to ...
Gustavo Viniegra-González   +1 more
doaj  

A Limited Number of Amino Acid Permeases Are Crucial for Cryptococcus neoformans Survival and Virulence

open access: yesInternational Journal of Microbiology
One unique attribute of Cryptococcus neoformans is its ability to procure essential monomers from its surroundings to survive in diverse environments. Preferentially, sugars are the energy sources for this opportunistic pathogenic fungus under the carbon
Olufemi S. Folorunso, Olihile M. Sebolai
doaj   +1 more source

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