These cell walls protect the fragile interior that contains the DNA and essential proteins that bacteria use to reproduce asexually. Antibiotics often work in one of three ways: Antibiotics kill ...

because they are harmless to humans and can kill specific bacteria while leaving others alone. Interest died away once ...

Antibiotic resistance is the ability of bacteria to resist the effects of antibiotics, a type of drug - such as penicillin or ciprofloxacin - that kills or stops the growth of bacteria. When bacteria ...

“Kudos to them that they knew what to look for.” Podcast: New lasso-shaped antibiotic kills drug-resistant bacteria The latest molecule targets bacteria’s protein-making factory, the ...

The conventional wisdom on why some antibiotics don’t work rests on the concept of persistence. A small subset of bacteria sometimes hides out and escapes the effects of the drugs meant to kill them.

was producing a new substance that had strong activity against other bacteria, including those typically resistant to antibiotics. "When we figured out how this new molecule kills other bacteria ...

Researchers have identified a new molecule with antibiotic activity against a range of disease-causing bacteria, including those resistant to existing drugs. The new molecule — isolated from ...

was producing a new substance that had strong activity against other bacteria, including those typically resistant to antibiotics. "When we figured out how this new molecule kills other bacteria ...

Some kill bacteria by breaking down their outside layer. Some stop bacteria from reproducing so they can't spread. Some can stop the chemical processes happening inside bacteria. Antibiotics have ...

Scottish scientist Alexander Fleming discovers that fungus containing penicillin ... the bacteria had actually started dying and he thought there must be something in the fungus that was killing ...