As part of a "Lazarus Project" to try to bring the Australian gastric-brooding frog back from extinction a UNSW-led team has succeeded in producing early stage cloned embryos containing the DNA of the frog, which died out ...
Plants & Animals
Mar 15, 2013
3
0
Sound waves are widely used in medical imaging, such as when doctors take an ultrasound of a developing fetus. Now scientists have developed a way to use sound to probe tissue on a much tinier scale. Researchers from the ...
Bio & Medicine
Feb 1, 2013
0
0
Plants use hydrogen peroxide (H2O2) - best known for use in bleach and hair treatments - to control how their cells react to varying levels of light, new research shows.
Biotechnology
Jun 29, 2017
0
420
When SARS-CoV-2 infects a cell, it introduces its RNA into it and re-programs it in such a way that the cell first produces viral proteins and then whole viral particles. In the search for active substances against SARS-CoV-2, ...
Molecular & Computational biology
Jul 20, 2021
0
502
Normally, individual molecules of genetic material repel each other. However, when space is limited DNA molecules must be packed together more tightly. This case arises in sperm, cell nuclei and the protein shells of viruses. ...
Biotechnology
Aug 9, 2016
0
12
Scientists at the Institut Laue-Langevin (ILL) have demonstrated for the first time that gamma rays, a highly energetic form of light produced by radioactive decay of atomic nuclei and amongst other used to kill cancer cells ...
General Physics
May 9, 2012
2
0
(PhysOrg.com) -- Just like our roads, there is a lot of traffic within the cells in our bodies, because cell components, messenger molecules, and enzymes must also be brought to the right places in the cell. One of these ...
Biochemistry
Dec 21, 2009
0
0
Organelles continue to thrive after the cells within which they exist die, a team of University of Bristol scientists have found, overturning previous assumptions that organelles decay too quickly to be fossilized.
Cell & Microbiology
Jan 27, 2021
3
903
Lasers that generate plasma can provide insight into bursts of subatomic particles that occur in deep space, scientists have found. Such findings could help scientists understand cosmic rays, solar flares and solar eruptions—emissions ...
Plasma Physics
Nov 10, 2017
21
13
Spatial separation of active from inactive fractions of the genome in the cell nucleus is crucial for gene expression control. A new study uncovers leading mechanisms of such separation and turns our picture of the nucleus ...
Evolution
Jun 6, 2019
0
153
