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Your best defensein microbe battle
January 4, 2008

 

 

Since penicillin’s discovery in 1928 and its use to treat infections beginning in the 1940s, bacteria have been fighting back. Through years of genetic adaptations, microbes have successfully sidestepped many of the antibiotics developed to destroy them — building resistance to even penicillin derivatives like amoxicillin and Keflex.

Today, public health officials are entrenched in battle against an unusually tough strain of microbe known as MRSA, or methicillin-resistant staphylococcus aureus.

Originally cropping up in a hospital in 1961, a second version of this “superbug” recently has emerged in crowded community settings such as schoolyards and … » More …