Wednesday, February 22, 2012

Plasmids coding for resistance to antibiotics...

Some genes of resistance to antimicrobial but not found is


on the bacterial chromosome. Others were found to lie on plasmids. Plasmids coding for resistance to antibiotics is often called resistance


factors, R-factor or R-plasmids. R-plasmids can encode >> << resistance to multiple unrelated antibiotics. Some R-plasmid independently transmitted and can move from strain to strain


, even among different bacterial genera. Other R-plasmids,


, while not itself being transferred can be mobilized other plasmids,


not necessarily encode resistance to antibiotics. In addition,


antibiotic purchase strattera resistance genes are often located in transposons. They can move more or less at random bacterial genome. Genes encoded by transposons so can spread very easily, because


many mobile elements can be associated with contagious >> plasmids. << Thus, genes of resistance to antibiotics can be easily


common. Control of antimicrobial resistance in pathogenic microbes


is one of the biggest challenges currently facing the medical


Microbiology. If we fail, we will surely enter the following antibiotics


era. . << >>

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