Tagged: antibiotic resistance

CHILD ARCHIVE CHILD ARCHIVE
CHILD ARCHIVE CHILD ARCHIVE

Why tolerance invites resistance

Bacteria use two strategies to avoid being killed by antibiotics: resistance and tolerance. Resistance mechanisms such as destruction of a drug or modification of its target allow bacteria to grow in the presence of...

CHILD ARCHIVE CHILD ARCHIVE

Superbug Gene Found on Pig Farm

Modern agriculture relies on antibiotics to shield livestock from disease, but widespread over-use of antibiotics has raised concerns over creating highly resistant “superbugs.” Researchers announced this week (December 5) that bacteria carrying a rare,...

CHILD ARCHIVE

Phages Carry Antibiotic Resistance Genes

Viromes from a variety of environments harbor antibiotic resistance genes, according to a study published last month (November 24) in Environmental Pollution. The results suggest that bacteriophages—viruses that infect bacteria—may play a role in...

CHILD ARCHIVE
CHILD ARCHIVE CHILD ARCHIVE

Fecal Transplant Pill Fails Trial

Earlier this year, Seres Therapeutics publishedpromising data from an early-stage trial for its SER-109, a pill containing bacterial spores isolated from stool samples for patients with recurring Clostridium difficile infections (CDIs). The therapy seemed to be...

CHILD ARCHIVE

Resistance fighters

Evolutionary biologists have begun studying the rise of antibiotic resistance, one of the most urgent problems in public health. Their work suggests that old dogmas about the best way to prevent resistance may be...

CHILD ARCHIVE

Viral Soldiers

n July 2011, a 43-year-old woman walked out of the National Institutes of Health (NIH) Clinical Center in Bethesda, Maryland, after a month of battling a serious bacterial infection. Three weeks later, two more...

CHILD ARCHIVE CHILD ARCHIVE
CHILD ARCHIVE