But sometime around the 31,500th generation, something dramatic happened in just one of the populations - the bacteria suddenly acquired the ability to metabolise citrate, a second nutrient in their culture medium that E. coli normally cannot use.
Sick of Strep Throat -- With New Antibiotics, Pediatricians Fight Proxy War on Bugs - 1 views
E. coli offers insight to evolution - 0 views
The Birth of the New, The Rewiring of the Old | The Loom | Discover Magazine - 0 views
Bacteria make major evolutionary shift in the lab - life - 09 June 2008 - New Scientist - 0 views
The Vaccine War | FRONTLINE | PBS - 1 views
Caltech Wins Toilet Challenge | Caltech - 0 views
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"According to the World Health Organization, 2.5 billion people around the globe are without access to sanitary toilets, which results in the spread of deadly diseases. Every year, 1.5 million people-mostly those under the age of five-die from diarrhea."
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This is the infrastructure side of many of the microbes (and more importantly the diseases associated with them) we learned about.
Uptick in Whooping Cough Linked to Subpar Vaccines - ScienceNOW - 0 views
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vaccinemakers have introduced newer, "acellular" vaccines that consist of refined pertussis proteins that provide immunity against disease without severe side effects.
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Children who had received only the acellular vaccine were more than 5.6 times more likely to get sick than those who received the old, whole-cell vaccine, the team will report next month in Pediatrics. Those receiving one or more of each type had an intermediate risk.
Genetic fossils betray hepatitis B's ancient roots | Life | Science News - 0 views
New bird flu show signs of direct jump to humans - 0 views
One-two punch could be key in treating blindness - 0 views
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Researchers have discovered that using two kinds of therapy in tandem may be a knockout combo against inherited disorders that cause blindnes
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In 2010, they restored day vision in dogs suffering from achromatopsia, an inherited form of total color blindness, by replacing the mutant gene associated with the condition.
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While that treatment was effective for most younger dogs, it didn't work for canines older than 1 year
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