In animals that reproduce by internal fertilization, as humans do, you'd think a penis would be an organ you couldn't really do without, evolutionarily speaking. Surprisingly, though, most birds do exactly ...
Jun 06, 2013
4.5 / 5 (6)
0
|
Apoptosis is a programmed death mechanism that eliminates unwanted or injured cells from the body. Defects in apoptotic regulation can lead to serious physiological problems such as tissue damage or uncontrolled ...
May 08, 2013
not rated yet
0
A previously poorly investigated signalling pathway is crucial for the growth and proliferation of prostate cancer cells. An international research team discovered this when studying the enzyme "soluble adenylyl ...
Feb 05, 2013
4.8 / 5 (4)
0
(Phys.org)—A team of researchers in South Korea has developed a method to cause cell death in both living fish and lab bowel cancer cells (in vivo and in vitro) using a magnetic field. The application o ...
Oct 08, 2012
5 / 5 (8)
7
|
Scientists from the Spanish National Cancer Research Centre (CNIO) describe how natural selection also occurs at the cellular level, and how our body's tissues and organs strive to retain the best cells in their ranks in ...
Sep 14, 2012
5 / 5 (1)
0
Programmed cell death (PCD) is a highly regulated process that occurs in all animals and plants as part of normal development and in response to the environment. New research published in BioMed Central's open access journal ...
Jul 24, 2012
5 / 5 (1)
0
|
(Phys.org) -- Israeli researchers have identified a new mechanism for inducing the programmed death of cells, a discovery that could be used to develop novel methods for treating cancer.
Jul 16, 2012
5 / 5 (1)
0
(Phys.org) -- The vast majority of cells that appear to be on a one-way track to death after exposure to toxins can bounce back completely after those toxins are removed, Johns Hopkins scientists report in ...
Jul 03, 2012
5 / 5 (3)
0
|
Researchers at Dana-Farber/Children's Hospital Cancer Center have devised a strategy to directly activate a natural "death" protein, triggering the self-destruction of cells. They say the development could represent a new ...
May 31, 2012
5 / 5 (2)
0
|
Do bacteria, like higher organisms, have a built-in program that tells them when to die? The process of apoptosis, or cell death, is an important part of normal animal development. In a new study published March 6 in the ...
Mar 06, 2012
5 / 5 (2)
0
|
(PhysOrg.com) -- An international team of biochemists, biophysicists, and neutron scientists are using a combination of fluorescence and small-angle neutron scattering (SANS) techniques to assist biochemists ...
Dec 15, 2011
5 / 5 (2)
0
|
(PhysOrg.com) -- An ideal treatment for lung cancer would be one that could be inhaled deep into lung tissue where it would deliver tumor-killing agents that would then largely stay in the lungs, avoiding the toxicities that ...
Nov 21, 2011
4.8 / 5 (4)
0
|
Researchers from the Walter and Eliza Hall Institute have found a structural surprise in a type of protein that encourages cell survival, raising interesting questions about how the proteins function to influence ...
Oct 14, 2011
5 / 5 (1)
0
Researchers demonstrate for the first time that programmed cell death - a process by which cells deliberately destroy themselves - is involved in mandibular regression in termites. And it appears this regression may be the ...
Aug 04, 2011
4 / 5 (2)
0
When cells find themselves in a tight spot, the cell cycle regulator p21 halts the cell cycle, buying cells time to repair the damage, or if all else fails, to initiate programmed cell death. In contrast to other stress-induced ...
Apr 01, 2011
not rated yet
0
|
