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
Like thieves that constantly look for ways to evade capture, Salmonella enterica, a disease-causing bacterium, uses various tactics to escape the human body's defense mechanisms. In a new study, researchers from the Department ...
Cell & Microbiology
May 26, 2023
0
49
In aerobic organisms, reactive oxygen species (ROS), such as hydroxide (OH), singlet oxygen (1O2), hydrogen peroxide (H2O2), and superoxide (O2–) ions are produced during aerobic respiration, which causes serious oxidative ...
Biochemistry
May 25, 2023
0
6
Although diabetes is a common condition, no cure exists yet. Current therapies can manage blood sugar levels, but they do not address insulin resistance. But now, recent research reported in ACS Nano shows that targeting ...
Bio & Medicine
May 17, 2023
0
41
Chemotherapy that does not harm the body, but effectively fights cancer cells: that is the goal of chemist Sylvestre Bonnet and his team. During his Ph.D. research, chemist Xuequan Zhou brought that goal a little closer. ...
Bio & Medicine
May 12, 2023
0
113
In a discovery fundamental to the inner workings of cells, scientists have discovered that if oxidative stress damages protein factories called ribosomes, repair crews may move in to help fix the damage so work can quickly ...
Cell & Microbiology
Apr 21, 2023
1
77
A team of geochemists from the Chinese Academy of Sciences, working with colleagues from the University of Hong Kong, Tianjin University and the University of California, has found evidence that suggests much of the oxygen ...
Reactive oxygen species—very reactive molecules containing oxygen—have a great impact on mineralization processes in tidal sandflats, finds a study now published in Nature Communications. Their investigation is thus ...
Earth Sciences
Mar 14, 2023
0
81
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
Water contaminated with bacteria is a large threat to global health. A Chinese research team has described a simple new method of disinfection in the journal Angewandte Chemie that is based on tiny biocompatible assemblies ...
Biochemistry
Feb 28, 2023
0
64
