The accident at reactor four of the Chernobyl Nuclear Power Plant in 1986 generated the largest release of radioactive material into the environment in human history. The impact of the acute exposure to high doses of radiation ...
Evolution
Sep 29, 2022
17
6927
Reactive oxygen species (ROS) are reputed for their involvement in carcinogenesis. Results from a study published in the journal Angewandte Chemie have now shown that the level of one such ROS, hydrogen peroxide, is significantly ...
Biochemistry
Feb 7, 2023
0
42
Scientists have discovered a way to manipulate the body's own immune response to boost tissue repair. The findings, published in Current Biology today, reveal a new network of protective factors to shield cells against damage. ...
Biochemistry
Nov 18, 2019
1
855
The life-threatening bacteria called MRSA can cripple a hospital since it spreads quickly and is resistant to treatment. But scientists report that they are now making advances in a new technique that avoids antibiotics. ...
Bio & Medicine
Aug 19, 2018
2
1155
In many parts of the world, the only way to make germy water safe is by boiling, which consumes precious fuel, or by putting it out in the sun in a plastic bottle so ultraviolet rays will kill the microbes. But because UV ...
Nanomaterials
Aug 15, 2016
0
2397
A gene that helps plants to remain healthy during times of stress has been identified by researchers at Oxford University. Its presence helps plants to tolerate environmental pressures like drought—and it could help create ...
Biotechnology
Sep 18, 2015
0
92
A typical human cell is metabolically active, roaring with chemical reactions that convert nutrients into energy and useful products that sustain life. These reactions also create reactive oxygen species, dangerous by-products ...
Cell & Microbiology
Jun 1, 2023
0
1263
A water disinfectant created on the spot using just hydrogen and the air around us is millions of times more effective at killing viruses and bacteria than traditional commercial methods, according to scientists from Cardiff ...
Materials Science
Jul 1, 2021
4
325
When it comes to oxygen, you can have too much of a good thing. Breathing air that contains higher levels of oxygen than the usual 21 percent found in Earth's atmosphere can cause organ damage, seizures, and even death in ...
Cell & Microbiology
Mar 9, 2023
0
139
A new, low-cost wound dressing developed by University of Wisconsin-Madison engineers could dramatically speed up healing in a surprising way.
Bio & Medicine
Nov 29, 2018
1
129
