(Phys.org) —Researchers at the University of Bristol have led a new enquiry into how extremely small particles of silica (sand) can be used to design and construct artificial protocells in the laboratory. ...
May 10, 2013
5 / 5 (1)
0
|
How active a living cell is can be seen by its oxygen consumption. The method for determining this consumption has now been significantly improved by chemists in Bochum. The problem up to now was that the ...
May 13, 2013
4 / 5 (1)
0
(Phys.org) —Proteins, the workhorses of the body, can have more than one function, but they often need to be very specific in their action or they create cellular havoc, possibly leading to disease.
Apr 29, 2013
5 / 5 (1)
0
|
Unlike ordinary cells, cancer cells devote most of their energy to reproducing themselves. To do this, they must trigger alternative metabolic pathways that produce new cellular building blocks, such as DNA, ...
Aug 27, 2012
5 / 5 (8)
0
|
In Alzheimer's disease, brain neurons become clogged with tangled proteins. Scientists suspect these tangles arise partly due to malfunctions in a little-known regulatory system within cells. Now, researchers have dramatically ...
Apr 16, 2012
5 / 5 (2)
1
|
(Phys.org) -- With a milliseconds long flash of blue light, Yale University researchers regulated a critical type of signaling molecule within cell membranes, another illustration of the power of light-based ...
Jul 31, 2012
4.6 / 5 (5)
0
|
A tiny, translucent zebrafish that glows green when its liver makes glucose has helped an international team of researchers identify a compound that regulates whole-body metabolism and appears to protect obese mice from signs ...
Dec 02, 2012
4.5 / 5 (4)
0
|
A Korean research team led by Distinguished Professor Sang Yup Lee at the Department of Chemical and Biomolecular Engineering, Korea Advanced Institute of Science and Technology, reported that synthetic small RNA can be employed ...
Jan 20, 2013
5 / 5 (2)
0
|
(Phys.org)—It's not just a few key genes and proteins that cycle on and off in humans in a 24-hour circadian pattern as the sun rises and falls. Thousands of genes in organs throughout the body show predictable daily fluctuations, ...
Sep 03, 2012
5 / 5 (2)
0
|
Scientists have discovered an unusual symbiosis between tiny single-celled algae and highly specialized bacteria. Their partnership plays an important role in marine ecosystems, fertilizing the oceans by taking nitrogen from ...
Sep 20, 2012
5 / 5 (1)
0
|
(Phys.org) —In the search for new antibiotics, researchers are taking an unusual approach: They are developing peptides, short chains of protein building blocks that effectively inhibit a key enzyme of ...
Apr 09, 2013
5 / 5 (3)
2
|
Rapidly growing trees like poplars and willows are candidate "biofuel crops" from which it is expected that cellulosic ethanol and higher energy content fuels can be efficiently extracted. Domesticating these ...
Mar 24, 2013
5 / 5 (1)
2
|
(Phys.org)—A study of more than 6,000 genes in a common species of yeast has identified the pathways that govern the instability of GAA/TTC repeats. In humans, the expansions of these repeats is known to ...
Sep 10, 2012
not rated yet
0
|
(Phys.org) -- A Lausanne-based research team has identified a molecule naturally present in milk and other foods, nicotinamide riboside, that has extraordinary health benefits. Their findings indicate it could play an important ...
Jun 06, 2012
4.8 / 5 (6)
6
|
A by-product of biofuel manufacture can power microbial fuel cells to generate electricity cheaply and efficiently, according to scientists presenting their work at the Society for General Microbiology's ...
Sep 05, 2012
5 / 5 (4)
0
|
