Microbiology

The Link Between E. Coli And Crohn's Disease

A team of Cornell University scientists have discovered that a novel group of E. coli bacteria – containing genes similar to those described in uropathogenic and avian pathogenic E. coli and enteropathogenic bacteria such as salmonella, cholera, bubonic pl ...

Article - News Staff - Aug 7 2007 - 4:41pm

Bcl-3 Regulates Inflammation By Blocking Ubiquitination

Researchers at the University of Pennsylvania School of Medicine recently identified how a regulatory protein called Bcl-3 helps to control the body’s inflammation response to infection by interfering a critical biochemical process called ubiquitination. W ...

Article - News Staff - Aug 8 2007 - 10:44pm

Chromosome Reduction Of Egg Cells In Mice

Which genes are passed on from mother to child is decided very early on during the maturation of the egg cell in the ovary. In a cell division process that is unique to egg cells, half of the chromosomes are eliminated from the egg before it is fertilised. ...

Article - News Staff - Aug 9 2007 - 12:57pm

Beneficial Bacterial Mutations Happen More Often Than Thought

Portuguese scientists have shown that in bacteria the rate of beneficial mutations – those that increase the capacity of an organism to survive in a particular environment – is much higher than previously thought. In the case of Escherichia coli, the bacte ...

Article - Catarina Amorim - Aug 18 2007 - 10:16am

Fungi And The Secrets Of 'DIY Reproduction'

Research from The University of Nottingham sheds new light on a fascinating phenomenon of the natural world — the ability of some species to reproduce sexually without a partner. Scientists have been trying to determine how individuals of a key fungus, Asp ...

Article - News Staff - Aug 16 2007 - 10:12am

Italian-German Research Team Discovers Cellular Marker For Multiple Sclerosis

In their search for the cellular and molecular causes of multiple sclerosis, an Italian-German research team has identified a subgroup of protective immune cells (suppressor cells) which are strikingly reduced in number in patients with this nervous system ...

Article - News Staff - Aug 16 2007 - 11:11am

One Step Closer To Transplanting Stem Cells In The Brain

Stem cells transplanted into the brains of mice generate more numerous and more mature nerve cells if the brain cells called astrocytes are not activated. This discovery at the Sahlgrenska Academy is an important step forward for stem cell research. The st ...

Article - News Staff - Aug 21 2007 - 8:26am

Eukaryotes, Bacteria And Archaea Coexisted 2.7 Billion Years Ago

The discovery that eukaryotes, bacteria, and archaea coexisted 2.7 billion years ago came from chemical examination of shale samples, loaded with oily lipid remains of archaea found in a deep Canadian gold mine near Timmins, Ontario, about 400 miles north ...

Article - News Staff - Aug 21 2007 - 7:28am

Does The Ad-36 Virus Cause Obesity?

97 million Americans are overweight or obese. Obesity is considered an epidemic these days. Could a virus be behind it? Scientists have presented a new study showing infection with the adenovirus-36 (Ad-36) virus, long recognized as a cause of respiratory ...

Article - News Staff - Aug 21 2007 - 9:26am

Regenerating Brain Cells From Astroglia

The research group of Prof. Dr. Magdalena Götz at the Institute of Stem Cell Research of the GSF – National Research Centre for Environment and Health, and the Ludwig Maximilians University, Munich, has achieved an additional step for the potential replace ...

Article - News Staff - Aug 23 2007 - 7:58pm