The synthetic biologists from Imperial College London have re-engineered yeast cells to manufacture the nonribosomal peptide antibiotic penicillin. In laboratory experiments, they were able to demonstrate that this yeast ...
Biotechnology
May 4, 2017
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947
Most antibiotics in use today are based on natural molecules produced by bacteria—and given the rise of antibiotic resistance, there's an urgent need to find more of them. Yet coaxing bacteria to produce new antibiotics ...
Biochemistry
Nov 15, 2016
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1612
The bacteria that live in dental plaque and contribute to tooth decay often resist traditional antimicrobial treatment, as they can "hide" within a sticky biofilm matrix, a glue-like polymer scaffold.
Bio & Medicine
Jul 26, 2016
5
48
(Phys.org) —Australian researchers have found that zinc can 'starve' one of the world's most deadly bacteria by preventing its uptake of an essential metal.
Biochemistry
Nov 11, 2013
7
0
The most prevalent chronic disease in both children and adults, tooth decay occurs when the good and bad bacteria in our mouth become imbalanced. The bad bacteria, Streptococcus mutans, forms a biofilm (aka tartar), then ...
Biotechnology
Jul 27, 2018
0
232
Scientists from the Schepens Eye Research Institute, a subsidiary of Mass. Eye and Ear and affiliate of Harvard Medical School, have found for the first time that a bacterial pathogen can literally mow down protective molecules, ...
Cell & Microbiology
Mar 8, 2012
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0
Bacteria often attack with toxins designed to hijack or even kill host cells. To avoid self-destruction, bacteria have ways of protecting themselves from their own toxins.
Cell & Microbiology
Feb 8, 2011
2
0
Despite penicillin and the dozens of antibiotics that followed it, streptococcus bacteria have remained a major threat to health throughout the world. The reason: the superb evolutionary skills of this pathogen to rapidly ...
Biotechnology
Jan 28, 2011
0
0
Digested coconut oil is able to attack the bacteria that cause tooth decay. It is a natural antibiotic that could be incorporated into commercial dental care products, say scientists presenting their work at the Society for ...
Cell & Microbiology
Sep 3, 2012
0
0
Bacterial diseases cause millions of deaths every year. Most of these bacteria were benign at some point in their evolutionary past, and we don't always understand what turned them into disease-causing pathogens. In a new ...
Cell & Microbiology
Apr 14, 2014
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