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
Plants produce all types of curious chemicals. Some deter predators. Some smell wonderful. Some even have medicinal value. One of these hidden gems is (–)-jerantinine A (JA), a molecule with remarkable anticancer properties, ...
Biochemistry
Mar 23, 2023
0
26
Bacteria are literally everywhere—in oceans, in soils, in extreme environments like hot springs, and even alongside and inside other organisms including humans. They're nearly invisible, yet they play a big role in almost ...
Cell & Microbiology
Mar 17, 2023
0
76
Why do cells, and by extension humans, age? The answer may have a lot to do with mitochondria, the organelles that supply cells with energy. Though that idea is not new, direct evidence in human cells had been lacking. Until ...
Cell & Microbiology
Jan 12, 2023
0
39
Proven to protect against a wide array of diseases, exercise may be the most powerful anti-aging intervention known to science. However, while physical activity can improve health during aging, its beneficial effects inevitably ...
Cell & Microbiology
Jan 5, 2023
1
87
Hibernation is a state adopted by certain mammals as an adaptation to adverse winter conditions. Typical features of hibernation include greatly reduced metabolic activity and lowered body temperature.
Other
Dec 23, 2022
2
642
Most cells of humans, animals, plants and fungi contain two sets of chromosomes with specific chromosome numbers—for example, in humans there are two sets of 23 chromosomes as carriers of genetic information. However, polyploid ...
Cell & Microbiology
Nov 9, 2022
0
8
A team of researchers led by the Institut de Ciències del Mar (ICM-CSIC) of Barcelona and the Universitat Autònoma de Barcelona (UAB) has revealed the distribution and mercury degradation capacities of heterotrophic bacteria ...
Environment
Mar 21, 2022
0
48
Though they may be small, microorganisms are the most abundant form of life in the ocean. Marine microbes are responsible for making roughly half of the organic carbon that's usable by life. Many marine microbes live near ...
Ecology
Jan 21, 2022
0
65
Today, Americans have access to what feels like an endless amount of workout routines, huge gyms, and even high-end home workout equipment like the Peloton. Despite all that, new research estimates that the average American ...
Evolution
Oct 26, 2021
0
75
