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Every minute, nearly 500 antibiotic prescriptions are written in the U.S. Many of these drugs succeed, but more are being ...

Gram-negative bacteria deploy a range of protein toxins as mediators of inter-bacterial competition and pathogenicity. Among these, colicins comprise a class of ribosomally synthesised bacteriocins ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Quick, can you describe your grandparents?

Urinary tract infections (UTIs) are common, but increasingly hard to treat because the bacteria that cause them are developing resistance to many antibiotics. Researchers headed by a team at the ...

Researchers have developed a new antibiotic that reduced or eliminated drug-resistant bacterial infections in mouse models of acute pneumonia and sepsis, while sparing healthy microbes in the mouse ...

Researchers have developed a new antibiotic that reduced or eliminated drug-resistant bacterial infections in mouse models of acute pneumonia and sepsis while sparing healthy microbes in the mouse gut ...

Vancomycin is a common antibiotic used to treat gram-positive bacterial infections. It targets a key building block of the bacterial cell wall called Lipid II, but it can’t reach this lipid in ...

Antibiotic resistance is considered one of the most urgent health threats of our time. Common bacteria such as E. coli and Staphylococcus aureus are evolving defenses against the drugs doctors rely on ...

A transporter which some bacteria use to recycle fragments of their cell wall has been discovered. Researchers found that the transporter controls resistance to certain kinds of cell-wall targeting ...

Gram-positive bacteria show blue or purple after Gram-staining in a laboratory test. They have thick cell walls. Gram-negative bacteria show pink or red on staining and have thin walls. They release ...