high molecular plasmid DNA

[Tânia Caetano]

> Hello everyone
>
> Does anyone know why in some cases we see (in an 0,8% agarose gel)  
> plasmid DNA higher than chromosomal DNA?
> I know that there are very large plasmids but it is possible to  
> exist a plasmid bigger than the chromosome? I thought it wasn't  
> possible.
> I thought that is a characteristic of the separation of the agarose  
> gels but if this is the case, how can we explain it?
>
> Looking forward to hear from you something
> Best wishes
> bio