lambda DNA

[Carnac]

"Ong" <boch19 at pd.jaring.my> wrote in message
news:ar8h1a$90q$1 at news4.jaring.my...
> Hi,
>
> I have extract out DNA from lambda 2001 (with insert), however later I
find
> that it couldn't be cut w/ any enzyme to produce a clear band. Smearing
> occur where the original band (lambda DNA) is still there. Any
> suggestion??????????

Are you sure you haven't extracted out RNA instead?  ;)