Problem isolating M13 ssDNA
Paul N Hengen
pnh at fcs260c2.ncifcrf.gov
Fri Aug 28 11:51:48 EST 1992
In article <1992Aug28.004702.3463 at nrcnet0.nrc.ca> num208ww at MBDS.NRC.CA writes:
>>Usually, I work with dsDNA but on occasion I make ssDNA to
>>sequence troublesome clones.
>>- Steve Klautky -
>1) In my hands DH5-alpha-F' is a low yield producer of ssDNA, I've had
>much better luck with MV1190 (or even JM101 in the olden days)...
You may have to try a number of F' strains to get the desired ssDNA.
There's a strain from Bethesda Research Labs called DH11S and one
from Statagene called XL1-blue.
>2) Your "troublesome clones" may be res[p]onsible for your decreased
>yields, many clones simply do not produce ssDNA well...
>Dr. Warren Wakarchuk
This is a FAQ for this group. You may find helpful hints for
trouble shooting in the archives. Does anyone keep a FAQ list
for this group?
Paul N. Hengen
National Cancer Institute
Frederick Cancer Research and Development Center
Frederick, Maryland 21702-1201 USA
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