News tagged with protein complex

How protein networks stabilize muscle fibers: Same mechanism as for DNA

The same mechanism that stabilises the DNA in the cell nucleus is also important for the structure and function of vertebrate muscle cells. This has been established by RUB-researchers led by Prof. Dr. Wolfgang Linke (Institute ...

Medicine & Health / Genetics

created Jan 23, 2012 | popularity not rated yet | comments 0

SWI/SNF protein complex plays role in suppressing pancreatic tumors: study

A well-known protein complex responsible for controlling how DNA is expressed plays a previously unsuspected role in preventing pancreatic cancer, according to researchers at the Stanford University School of Medicine.

Medicine & Health / Cancer

created Jan 09, 2012 | popularity not rated yet | comments 0 | with audio podcast

Changing the locks: HIV discovery could allow scientists to block virus's entry into cell nucleus

Scientists have found the 'key' that HIV uses to enter our cells' nuclei, allowing it to disable the immune system and cause AIDS The finding, published today in the open access journal PLoS Pathogens, provides a potential new ta ...

Medicine & Health / HIV & AIDS

created Dec 08, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Closing in on an ulcer- and cancer-causing bacterium

A research team led by scientists at the Chinese University of Hong Kong is releasing study results this week showing how a bacterium, Helicobacter pylori, that causes more than half of peptic ulcers worldw ...

Chemistry / Biochemistry

created Dec 07, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Tumor-targeting compound points the way to new personalized cancer treatments

One major obstacle in the fight against cancer is that anticancer drugs often affect normal cells in addition to tumor cells, resulting in significant side effects. Yet research into development of less harmful treatments ...

Medicine & Health / Cancer

created Dec 01, 2011 | popularity not rated yet | comments 0 | with audio podcast

Study identifies a key molecular switch for telomere extension by telomerase

Researchers at the University of Illinois at Chicago College of Medicine describe for the first time a key target of DNA damage checkpoint enzymes that must be chemically modified to enable stable maintenance of chromosome ...

Biology / Cell & Microbiology

created Nov 23, 2011 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Discovery changes how scientists think about plant cell wall formation

University of Georgia researchers have discovered that two proteins come together in an unexpected way to make a carbohydrate, a chain of sugar molecules, in plant cell walls. This fundamental discovery changes ...

Biology / Cell & Microbiology

created Nov 22, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Fundamental discovery casts enzymes in new light

Just as a breeze causes leaves, branches and ultimately the tree to move, enzymes moving at the molecular level perform hundreds of chemical processes that have a ripple effect necessary for life. Protein complexes are often ...

Biology / Cell & Microbiology

created Nov 08, 2011 | popularity 5 / 5 (8) | comments 6 | with audio podcast

New study uncovers how brain cells degrade dangerous protein aggregates

Researchers at the RIKEN Brain Science Institute (BSI) have discovered a key mechanism responsible for selectively degrading aggregates of ubiquitinated proteins from the cell. Their findings indicate that ...

Medicine & Health / Research

created Nov 07, 2011 | popularity 4.7 / 5 (3) | comments 0

Shaping up for cell division

The shape of chromosomes is determined by the relative levels of key protein complexes, research conducted by Keishi Shintomi and Tatsuya Hirano of the RIKEN Advanced Science Institute has shown.

Biology / Cell & Microbiology

created Nov 04, 2011 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Manipulating single molecules to unravel secrets of protein folding

Physicists at the Technische Universitaet Muenchen (TUM) are opening a new window into the life of biological cells, using a technique that lets them grab the ends of a single protein molecule and pull, making ...

Physics / General Physics

created Oct 27, 2011 | popularity 4.5 / 5 (6) | comments 0 | with audio podcast

Preventing cancer development inside the cell cycle

Researchers from the NYU Cancer Institute, an NCI-designated cancer center at NYU Langone Medical Center, have identified a cell cycle-regulated mechanism behind the transformation of normal cells into cancerous cells. The ...

Medicine & Health / Cancer

created Oct 21, 2011 | popularity 5 / 5 (1) | comments 0

Putting light-harvesters on the spot

How the light-harvesting complexes required for photosynthesis get to their site of action in the plant cell is reported by RUB biologists in the Journal of Biological Chemistry. The team led by Prof. Dr. Danja Schunemann has de ...

Chemistry / Biochemistry

created Oct 19, 2011 | popularity not rated yet | comments 0

New discovery could change the face of cell-biology research

Rewrite the textbooks and revisit old experiments, because there's a new cog in our cellular machinery that has been discovered by researchers from the University of Alberta and the University of Cambridge Institute for Medical ...

Biology / Cell & Microbiology

created Oct 11, 2011 | popularity 4.2 / 5 (12) | comments 2 | with audio podcast

Pee power: Urine-loving bug churns out space fuel

Scientists on Sunday said they had gained insights into a remarkable bacterium that lives without oxygen and transforms ammonium, the ingredient of urine, into hydrazine, a rocket fuel.

Biology / Cell & Microbiology

created Oct 02, 2011 | popularity 4.8 / 5 (18) | comments 14