Imagine there are arrows that are lethal when fired on your enemies yet harmless if they fall on your friends. It's easy to see how these would be an amazing advantage in warfare, if they were real. However, something just ...
Molecular & Computational biology
Apr 7, 2021
0
1511
By comparing thousands of bacterial genomes, scientists in Gothenburg, Sweden have traced back the evolutionary history of antibiotic resistance genes. In almost all cases where an origin could be determined, the gene started ...
Cell & Microbiology
Jan 7, 2021
0
83
As early as 1975, biologists discovered that the protein-coding parts of the chimpanzee and human genomes are more than 99 percent identical. Yet, chimpanzees and humans are clearly different in significant ways. Why?
Biotechnology
Oct 26, 2020
0
195
The bacterium Helicobacter pylori is linked to increased risk of stomach cancer, and is genetically highly variable. A new study by researchers of Ludwig-Maximilians-Universitaet (LMU) in Munich explores the role played by ...
Cell & Microbiology
Sep 2, 2020
0
3
An international team of scientists has collated all known bacterial genomes from the human gut microbiome into a single large database, allowing researchers to explore the links between bacterial genes and proteins, and ...
Cell & Microbiology
Jul 21, 2020
1
689
Scientists can now precisely edit the genes inside mitochondria, the tiny energy factories inside of cells.
Biotechnology
Jul 8, 2020
1
294
We have known for some time that over-use of antibiotics is causing a frightening increase in antibiotic resistance in bacteria, through the rapid spread of antibiotic resistance genes. What may be behind this is not just ...
Evolution
Jun 29, 2020
0
5
When a new virus emerges, biologists rush to reconstruct its genome—a prerequisite for future diagnostic and vaccine development. The challenge with viral sequencing during an outbreak is that a sample from a patient, like ...
Molecular & Computational biology
May 27, 2020
0
2
The genetic context in bacterial genomes and screening for potential substrates can help identify the biochemical functions of bacterial enzymes. The Gram-negative, strictly anaerobic bacterium Veillonella ratti possesses ...
Biochemistry
Mar 11, 2020
0
9
New findings from University of Exeter researchers reveal how bacterial immune systems can be harmful for their hosts and explain why they are not found in many bacteria.
Cell & Microbiology
Jan 22, 2020
0
26
