Connections are crucial. Bacteria may be most dangerous when they connect—banding together to build fortress-like structures known as biofilms that afford them resistance to antibiotics. But a biomolecular scientist in ...
Cell & Microbiology
Mar 17, 2021
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132
For a bacterium, the world can be a tough place to survive, a constant competition for food and space. Some bacteria, like Pseudomonas aeruginosa, secrete toxic molecules that act as a defense mechanism against nearby competitor ...
Cell & Microbiology
Mar 15, 2021
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34
The mechanism by which acute viral respiratory infections promote secondary bacterial growth and infection in the airways depends on iron-carrying extracellular sacs secreted by the cells lining the host's airways, report ...
Cell & Microbiology
Jan 26, 2021
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95
In 2017, the World Health Organization published a list of pathogens for which new drugs are urgently needed. Acinetobacter baumannii was ranked in the critical priority group along with other Gram-negative bacteria such ...
Cell & Microbiology
Dec 16, 2020
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8
Scientists have found that bacterial groups spread more rapidly over surfaces when the individuals inside them move slowly, a discovery that may shed light on how bacteria spread within the body during infections.
General Physics
Nov 23, 2020
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13
The vast majority of bacteria in the world live on surfaces by forming structures called biofilms. These communities host thousands to millions of bacteria of different types, and are so biologically complex and active that ...
Cell & Microbiology
Oct 8, 2020
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14
Bacteria are found living nearly everywhere on our planet, from the inside of human intestines to the soil to deep underwater. When scientists study bacteria in the lab, they most often examine individual bacterial cells ...
Cell & Microbiology
Aug 10, 2020
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85
Several kinds of bacteria can cause lung infections in people with cystic fibrosis (CF). Pseudomonas aeruginosa, which can cause pneumonia, typically infects infants or young children and persists for life, while Burkholderia ...
Cell & Microbiology
Aug 7, 2020
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125
A small glimmer of light passes from one bacterium to another. Under the microscope it might not look like much, but there's a deadly battle underway: the second cell has just been hit by a poisoned spear.
Cell & Microbiology
Jun 23, 2020
0
4
The novel coronavirus pandemic has caused an increased demand for antimicrobial treatments that can keep surfaces clean, particularly in health care settings. Although some surfaces have been developed that can combat bacteria, ...
Materials Science
May 27, 2020
0
5
