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 cancerous ...
Biochemistry
May 8, 2013
0
0
(Phys.org) —To celebrate its 23rd year in orbit, the NASA/ESA Hubble Space Telescope has released a stunning new image of one of the most distinctive objects in our skies: the Horsehead Nebula. This image shows the nebula ...
Astronomy
Apr 19, 2013
4
0
Clumps of proteins that accumulate in brain cells are a hallmark of neurological diseases such as dementia, Parkinson's disease and Alzheimer's disease. Over the past several years, there has been much controversy over the ...
Biochemistry
Apr 1, 2013
0
0
A twist on thin-film technology may provide a way to optically detect and analyze multiple substances simultaneously, leading to quicker diagnostics in such industries as health care and homeland security, according to Penn ...
Engineering
Mar 12, 2013
0
0
New theoretical modeling by Carnegie's Alan Boss provides clues to how the gas giant planets in our solar system—Jupiter and Saturn—might have formed and evolved. His work was published recently by the Astrophysical Journal.
Astronomy
Mar 5, 2013
0
4
(Phys.org)—This image shows an object known as HH 151, a bright jet of glowing material trailed by an intricate, orange-hued plume of gas and dust. It is located some 460 light-years away in the constellation of Taurus ...
Astronomy
Feb 26, 2013
1
0
The chemical compound known as "methylene blue" is a potential candidate for treating Alzheimer's, as it prevents the harmful clumping of so-called tau proteins typically associated with this disease. However, until now it ...
Biochemistry
Feb 20, 2013
0
0
When proteins get "out of shape", the consequences can be fatal. They lose their function and in some cases form insoluble, toxic clumps that damage other cells and can cause severe diseases such as Alzheimer's or Parkinson's. ...
Biochemistry
Feb 11, 2013
0
0
(Phys.org)—ESA's XMM-Newton space observatory has completed the most detailed study ever of the fierce wind from a giant star, showing for the first time that it is not a uniform breeze but is fragmented into hundreds of ...
Astronomy
Feb 5, 2013
2
0
The universe abounds with dark matter. Nobody knows what it consists of. University of Oslo physicists have now launched a very hard mathematical explanation that could solve the mystery once and for all.
General Physics
Jan 23, 2013
152
1
