Bacteria have different strategies for protecting themselves. Some bacterial pathogens surround themselves with a shell made of many sugar chains that lie close together, also known as capsular polymers. This protects the ...
Biochemistry
Jul 30, 2024
0
79
A bacterial enzyme called histidine kinase is a promising target for new classes of antibiotics. However, it has been difficult to develop drugs that target this enzyme, because it is a "hydrophobic" protein that loses its ...
Biotechnology
Jun 10, 2024
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17
Researchers can engineer cells to express new genes and produce specific proteins, giving the cells new parts to work with. But, it's much harder to provide cells with instructions on how to organize and use those new parts. ...
Cell & Microbiology
Feb 15, 2024
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60
Treating seawater with selected chemicals before desalination could reduce biofouling and lengthen the lifespan of filtration membranes. Identifying the components of membrane antiscalants that cause biofouling could help ...
Environment
May 11, 2023
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6
Colistin is a cationic cyclic peptide that disrupts bacterial cell membranes of Gram-negative bacteria. It is one of the few remaining antibiotics of last resort for use against infections with multidrug-resistant bacteria. ...
Cell & Microbiology
May 10, 2023
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35
The cells of living organisms are equipped with proteins that are involved in the shaping and remodeling of cellular membranes, thereby performing important tasks. The cell membrane encloses the cell interior, but is constantly ...
Cell & Microbiology
Apr 25, 2023
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205
Antibiotic-resistant bacteria are a looming threat to global health. Bacteria that develop genetic resistance to antibiotics cause millions of human deaths annually. Yet genetic resistance is only one of the many ways bacteria ...
Cell & Microbiology
Feb 8, 2023
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40
Since the advent of penicillin more than 90 years ago, antibiotic drugs have saved countless lives by preventing and treating bacterial infections. However, bacteria are rapidly developing new ways to resist antibiotics, ...
Cell & Microbiology
May 25, 2022
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21
When exposed to stress, bacteria allow their metabolism to take a break during which they suppress, for example, the incorporation of proteins into membranes. Scientists from Marburg, Freiburg and Munich have discovered this ...
Cell & Microbiology
Mar 7, 2022
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73
MIT chemists have discovered the structure of a protein that can pump toxic molecules out of bacterial cells. Proteins similar to this one, which is found in E. coli, are believed to help bacteria become resistant to multiple ...
Biochemistry
Feb 18, 2022
0
516
