E. Coli Strain variation

[Dr. Duncan Clark]

In article <3AD16D5E.9E4A6AE8 at stanford.edu>, the eminent Mark Bowen at
wrote
>What is likely to be the difference between different companies E. Coli
>strains?  Specifically, I was thinbking about BL21 (DE3) from Stratagene
>and Invitrogen. 

If they quote the same genotype then they should be identical. 


BL21 is under license so I guess they each sourced the strain from the
licensor directly.
 
Duncan
-- 
Homogeneous Fluorescent Reporting Systems for Real-Time Quantitative PCR: 

Optimisation, Probe Technology & Future Systems

4-5 September 2001
King Alfred's College, Winchester, UK 

http://www.dera.gov.uk/html/news/events/real_time_quantitative_pcr.htm