Related topics: bacteria

Study finds how bacteria inactivate immune defenses

A new study by researchers at Imperial College London has identified a way in which Salmonella bacteria, which cause gastroenteritis and typhoid fever, counteract the defence mechanisms of human cells.

Proteins barge in to turn off unneeded genes

(Phys.org)—The sorcerer's apprentice started a water-carrying system, but couldn't stop it, and soon he was up to his neck in water, and trouble. Living cells have a better design: When they activate a gene, they have a ...

Researchers examine how bacteria become resistant to antibiotics

A study by two Florida State University biochemists makes an important contribution to science's understanding of a serious problem causing concern worldwide: the growing resistance of some harmful bacteria to the drugs that ...

Preventing cells from getting the kinks out of DNA

(PhysOrg.com) -- Many standard antibiotics and anti-cancer drugs block the enzymes that snip the kinks and knots out of DNA -DNA tangles are lethal to cells - but the drugs are increasingly encountering resistant bacteria ...

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