Ligation, and Transformation iNHIBITORS.

Rich Dudley rdudley+ at
Tue Mar 9 09:04:30 EST 1999

amherrera at CIGB.EDU.CU wrote:

>     Hi all
>     I having a low transformation frequency when transform my
>     ligation?
>     I have evidence about the good efficiency of the competent
>     cells.
>     The vector I used is 10.kb and the band over 3.3kb
>     Thanking Any Suggestion
>     D.Q.V

How much of your ligation mix are you transforming into what volume of
cells?  I do usually heat my reactions 65oc for 10-15 minutes, then ice
cool and spin down the condensate.  You may have to transform less of
your reaction mix.

Good luck!


--- --- --- -- -- -- --- --- ---
Richard J. Dudley (rdudley+ at
Research Specialist V
Dept. of Cell Biology and Physiology
University of Pittsburgh
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