Genes News and Research

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Mice offer clues to the roots of human resilience

When faced with adversity, some people succumb to debilitating psychological diseases including posttraumatic stress disorder and depression, while others are able to remain remarkably optimistic.

19 Oct 2007

Massive reanalysis of genome data solves case of the lethal genes

It is better to be looked over than overlooked, Mae West supposedly said. These are words of wisdom for genome data-miners of today.

19 Oct 2007

T-cell exhaustion

A new study of immune cells battling a chronic viral infection shows that the cells, called T cells, become exhausted by the fight in specific ways, undergoing profound changes that make them progressively less effective over time.

19 Oct 2007

Accelr8 announces patent allowance for rapid bacterial diagnostic method

Accelr8 Technology Corporation has announced that it received notice of allowance on the first patent related to its BACcel rapid diagnostic platform.

19 Oct 2007

Ability to cope with stress, depression linked to variations in brain structure and function

Researchers at UT Southwestern Medical Center have found in mice that the ability or inability to cope with stress is linked to specific differences in the way brain cells communicate with each other.

19 Oct 2007

New stem cells by reprogramming

Researchers are discovering new ways to help ‘de-program' specialised cells so that they can be re-programmed to form a range of different types of tissue, an international meeting of stem cell biologists was told.

18 Oct 2007

X chromosomes and evolution

Researchers at the University of Rochester believe they have just confirmed a controversial theory of evolution.

18 Oct 2007

Tolerance to inhalants may be caused by changes in gene expression

Changes in the expression of genes may be the reason why people who abuse inhalants, such as spray paint or glue, quickly develop a tolerance, biologists at The University of Texas at Austin have discovered.

18 Oct 2007

Sex hormone signature indicates gender rather than just chromosomes

Help with assigning gender could one day be at hand for intersex individuals whose genital phenotypes and sex chromosomes don't match, thanks to the discovery of a stable sex hormone signature in our cells.

18 Oct 2007

Sea cucumbers may one day help us learn to fix ourselves

Sea cucumbers are the champions of organ regrowth because they direct their wound healing abilities towards restoring their organs, according to research published in the online open access journal, BMC Developmental Biology.

18 Oct 2007

Massive microRNA scan uncovers leads to treating muscle degeneration

Researchers have discovered the first microRNAs - tiny bits of code that regulate gene activity - linked to each of 10 major degenerative muscular disorders, opening doors to new treatments and a better biological understanding of these debilitating, poorly understood, often untreatable diseases.

18 Oct 2007

Defects in Jhdm2a gene could be the cause for some cases of male infertility

Scientists at the University of North Carolina at Chapel Hill have identified a gene crucial to the final step of the formation of a functional sperm cell.

18 Oct 2007

Connection between expression of clock genes and sleep

Genes responsible for our 24 hour body clock influence not only the timing of sleep, but also appear to be central to the actual restorative process of sleep, according to research published in the online open access journal BMC Neuroscience.

18 Oct 2007

New mechanism discovered that mammalian cells employ to fight infections of the Hepatitis C virus

A team of researchers led by biologists at the University of California, San Diego has discovered a completely new mechanism that mammalian cells employ to fight infections of the Hepatitis C virus, which affects approximately 2.7 million Americans and 170 million people worldwide.

18 Oct 2007

Phase II map of human genetic variation

The International HapMap Consortium today published analyses of its second-generation map of human genetic variation, which contains three times more markers than the initial version unveiled in 2005.

18 Oct 2007

Researchers take on E. coli 0157 and salmonella

Understanding the ecology of two dangerous foodborne pathogens and devising ways to combat them is a big job.

17 Oct 2007

Researchers improve accuracy of breast cancer prognoses

One of the many unknowns facing women who are diagnosed with breast cancer is predicting the likelihood that the cancer will spread to other parts of the body – metastasize.

17 Oct 2007

The genetics of MLL leukemogenesis

In the November 1st issue of G&D, Dr. Michael Cleary (Stanford University School of Medicine) and colleagues identify the gene Meis1 as a critical player in the establishment of leukemia stem cells, and the development of MLL leukemia.

17 Oct 2007

Study identifies pathway required for normal reproductive development

Massachusetts General Hospital (MGH) clinical researchers, in collaboration with basic scientists from the University of California, Irvine (UC Irvine) have identified a new molecular pathway required for normal development of the reproductive, olfactory and circadian systems in both humans and mice.

17 Oct 2007

Discovery of new antibody that helps detect type 1 diabetes

Researchers at the Barbara Davis Center for Childhood Diabetes and University of Colorado at Denver and Health Sciences Center's School of Medicine have discovered a fourth antibody in human blood which will help more accurately predict who is predisposed to type 1 diabetes.

17 Oct 2007