An antibiotic developed some 80 years ago before being abandoned and forgotten could again offer exciting new solutions, this time to the emerging threat of drug-resistant superbugs.
a list of the most dangerous, drug-resistant pathogens out there. Most were gram-negative bacteria.
Nourseothricin is a natural product made by soil bacteria that are gram-positive. It is actually a mixture of antibiotics, given individual names such as streptothricin F and streptothricin D . "Soil-dwelling bacteria in their quest for maintaining their turf have figured out through eons of evolution how to make antibiotics that can penetrate the armor of gram-negative bacteria. Streptothricins are one of the results of this ongoing arms race," said Kirby.
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