Scientists uncover the nuclear life of actin
A key building block of life, actin is one of the most abundant and highly conserved proteins in eukaryotic cells.
Mar 24, 2013
4.9 / 5 (9)
0
| 
Mar 24, 2013
4.9 / 5 (9)
0
|
Researchers shed light on ancient origin of life
(Phys.org) —University of Georgia researchers discovered important genetic clues about the history of microorganisms called archaea and the origins of life itself in the first ever study of its kind. Results of their study ...
Mar 07, 2013
5 / 5 (3)
0
|
International collaboration seeks to develop noninvasive quantum electron microscope
Moving closer to creating a microscope that can peer through atoms and molecules without disturbing them, leading physics researchers have joined together with support from the Gordon and Betty Moore Foundation to launch ...
Feb 21, 2013
5 / 5 (1)
1
Spanish breakthrough allows electroporation of cell cultures for less than one Euro
Researchers from the Polytechnic University of Catalonia have developed a technique that improves and cuts the cost of a technique called electroporation, which involves opening pores in cell membranes using ...
Feb 07, 2013
5 / 5 (2)
0
Engineering alternative fuel with cyanobacteria
(Phys.org)—Sandia National Laboratories Truman Fellow Anne Ruffing has engineered two strains of cyanobacteria to produce free fatty acids, a precursor to liquid fuels, but she has also found that the process ...
Jan 07, 2013
not rated yet
0
|
Whole-genome sequence of the fruit fly Drosophila mauritiana
In the twentieth century the sequencing of an entire genome of a higher (eukaryotic) organism was a truly exceptional event – by the end of the year 2000, only four such sequences were available. Since ...
Dec 17, 2012
5 / 5 (1)
0
|
Raising the blockade
At crucial points in the metabolism of all organisms, a protein with the unwieldy name of Translation Elongation Factor P (EF-P, for short) takes center stage. What it actually does during protein synthesis has only now been ...
Dec 14, 2012
5 / 5 (2)
0
|
Quorum sensing: Researchers examine bacteria communication
European researchers at Linköping University in Sweden are showing how bacteria control processes in human cells through a process called quorum sensing. This phenomenon is where bacteria talk to each other ...
Dec 06, 2012
not rated yet
0
Oxygen's ups and downs in the early atmosphere and ocean
Most researchers imagine the initial oxygenation of the ocean and atmosphere to have been something like a staircase, but with steps only going up. The first step, so the story goes, occurred around 2.4 billion ...
Oct 23, 2012
5 / 5 (2)
4
|
First 3-D model of protein linked to human birth defects, cancer development
(Phys.org)—The first detailed and complete picture of a protein complex that is tied to human birth defects as well as the progression of many forms of cancer has been obtained by an international team ...
Sep 17, 2012
5 / 5 (2)
0
|
The role of H3K9 in bringing order to the nucleus
(Phys.org)—Scientists from the Friedrich Miescher Institute for Biomedical Research have elucidated the histone modifications that lead to the sequestration of silent genes at the nuclear periphery. In ...
Aug 31, 2012
not rated yet
0
|
New study finds titan cells protect Cryptococcus
Giant cells called "titan cells" protect the fungus Cryptococcus neoformans during infection, according to two University of Minnesota researchers. Kirsten Nielsen, Ph.D., an assistant professor in the department of microb ...
May 28, 2012
4.3 / 5 (3)
0
|
Single gene mutation can sweep through bacterial population, opening the door for the concept of 'species'
Bacteria are the most populous organisms on the planet. They thrive in almost every known environment, adapting to different habitats by means of genetic variations that provide the capabilities essential ...
Apr 05, 2012
5 / 5 (4)
3
|
Study reveals how protein machinery binds and wraps DNA to start replication
(PhysOrg.com) -- Before any cell - healthy or cancerous - can divide, it has to replicate its DNA. So scientists who want to know how normal cells work - and perhaps how to stop abnormal ones - are keen to ...
Mar 06, 2012
5 / 5 (3)
5
|
DNA mismatch repair happens only during a brief window of opportunity
In eukaryotes – the group of organisms that include humans – a key to survival is the ability of certain proteins to quickly and accurately repair genetic errors that occur when DNA is replicated to make new cells.
Dec 22, 2011
4.8 / 5 (4)
0
|
