Lenski.27s E. coli experiment Experimental evolution

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one of known examples of laboratory bacterial evolution long-term e.coli experiment of richard lenski. on february 24, 1988, lenski started growing twelve lineages of e. coli under identical growth conditions. when 1 of populations evolved ability aerobically metabolize citrate growth medium , showed increased growth, provided dramatic observation of evolution in action. experiment continues day, , longest-running (in terms of generations) controlled evolution experiment ever undertaken. since inception of experiment, bacteria have grown more 60,000 generations. lenski , colleagues regularly publish updates on status of experiments.








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