Talk:CH391L/S12/Selectablegeneticmarkers: Difference between revisions

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*'''[[User:Jeffrey E. Barrick|Jeffrey E. Barrick]] 10:49, 25 February 2012 (EST)''':Which of the commonly used antibiotic markers can ''E. coli'' mutate to be resistant to?
*'''[[User:Jeffrey E. Barrick|Jeffrey E. Barrick]] 10:49, 25 February 2012 (EST)''':Which of the commonly used antibiotic markers can ''E. coli'' mutate to be resistant to?
:*'''[[User:Peter Otoupal|Peter Otoupal]] 17:24, 26 February 2012 (EST)''':I added an extra section on this at the end of the antibiotic section. From what I read, the common culprits are ampicillin, cefalothin, and especially tetracycline. This was for a waste-water treatment plant, which may simply be employing proportionally more of these antibiotics than others. My understanding is that the quantity of <i>E. coli</i> you expose to an antibiotic is the largest factor in determining the spontaneous development of antibiotic resistance, as this increases the opportunity for one particular cell to develop resistance and proliferate.


*'''[[User:Jeffrey E. Barrick|Jeffrey E. Barrick]] 10:53, 25 February 2012 (EST)''':Maybe provide a cross-link to the Toxin-Antitoxin page from this one in that section?
*'''[[User:Jeffrey E. Barrick|Jeffrey E. Barrick]] 10:53, 25 February 2012 (EST)''':Maybe provide a cross-link to the Toxin-Antitoxin page from this one in that section?


:*'''[[User:Peter Otoupal|Peter Otoupal]] 16:56, 26 February 2012 (EST)''':Done! I also added a link to counter-selectable markers in the introduction.
:*'''[[User:Peter Otoupal|Peter Otoupal]] 16:56, 26 February 2012 (EST)''':Done! I also added a link to counter-selectable markers in the introduction.

Revision as of 15:24, 26 February 2012


  • Jeffrey E. Barrick 10:49, 25 February 2012 (EST):Which of the commonly used antibiotic markers can E. coli mutate to be resistant to?
  • Peter Otoupal 17:24, 26 February 2012 (EST):I added an extra section on this at the end of the antibiotic section. From what I read, the common culprits are ampicillin, cefalothin, and especially tetracycline. This was for a waste-water treatment plant, which may simply be employing proportionally more of these antibiotics than others. My understanding is that the quantity of E. coli you expose to an antibiotic is the largest factor in determining the spontaneous development of antibiotic resistance, as this increases the opportunity for one particular cell to develop resistance and proliferate.
  • Jeffrey E. Barrick 10:53, 25 February 2012 (EST):Maybe provide a cross-link to the Toxin-Antitoxin page from this one in that section?
  • Peter Otoupal 16:56, 26 February 2012 (EST):Done! I also added a link to counter-selectable markers in the introduction.