Ecoclimber
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Researchers’ discovery may explain difficulty in treating Lyme disease
Researchers’ discovery may explain difficulty in treating Lyme disease
June 1, 2015 by Greg St. Martin @ northeastern.edu:
Northeastern University researchers have found that the bacterium that causes Lyme disease forms dormant persister cells, which are known to evade antibiotics. This significant finding, they said, could help explain why it’s so difficult to treat the infection in some patients.
“It hasn’t been entirely clear why it’s difficult to treat the pathogen with antibiotics since there has been no resistance reported for the causative agent of the disease,” explained University Distinguished Professor Kim Lewis, who led the Northeastern research team.
In other chronic infections, Lewis’ lab has tracked the resistance to antibiotic therapy to the presence of persister cells—which are drug-tolerant, dormant variants of regular cells. These persister cells are exactly what they’ve identified here in Borrelia burgdorferi, the bacterium that causes Lyme disease...More