News tagged with gene functions

Related topics: genes

Fruit fly intestine may hold secret to the fountain of youth

One of the few reliable ways to extend an organism's lifespan, be it a fruit fly or a mouse, is to restrict calorie intake. Now, a new study in fruit flies is helping to explain why such minimal diets are ...

Biology / Biotechnology

created Nov 02, 2011 | popularity 4.9 / 5 (17) | comments 3 | with audio podcast

Tumors Feel the Deadly Sting of Nanobees

When bees sting, they pump into their victims a peptide toxin called melittin that destroys cell membranes. Now, by encapsulating this extremely potent molecule within a nanoparticle, researchers at the Washington University ...

Nanotechnology / Bio & Medicine

created Aug 28, 2009 | popularity 4.8 / 5 (13) | comments 3

Shear brain power - sheep smarter than previously believed

(PhysOrg.com) -- Scientists at the University of Cambridge have discovered that sheep are more intelligent than previously believed.

Biology / Plants & Animals

created Feb 21, 2011 | popularity 4.8 / 5 (12) | comments 4 | with audio podcast

Discovery may aid search for anti-aging drugs

A team of University of Michigan scientists has found that suppressing a newly discovered gene lengthens the lifespan of roundworms. Scientists who study aging have long known that significantly restricting food intake makes ...

Biology / Biotechnology

created Aug 18, 2010 | popularity 5 / 5 (11) | comments 0 | with audio podcast

Proteins linked to longevity also linked to Alzheimer's

Over the past 20 years, scientists have learned that proteins called sirtuins play a vital role in longevity and stress response in organisms as diverse as humans, yeast and mice. A new paper from MIT biologists ...

Medicine & Health / Medical research

created Jul 27, 2010 | popularity 4.8 / 5 (10) | comments 1 | with audio podcast

Early life experience modifies gene vital to normal brain function

Early life stress, such as an extreme lack of parental affection, has lasting effects on a gene important to normal brain processes and also tied to mental disorders, according to a new animal study in the Sept. 29 issue ...

Medicine & Health / Neuroscience

created Sep 28, 2010 | popularity 5 / 5 (9) | comments 0 | with audio podcast

Beyond genomics, biologists and engineers decode the next frontier

(PhysOrg.com) -- A team of Princeton biologists and engineers has dramatically improved the speed and accuracy of measuring an enigmatic set of proteins that influences almost every aspect of how cells and ...

Biology / Cell & Microbiology

created Nov 18, 2009 | popularity 5 / 5 (7) | comments 0

Stress can control our genes

Stress has become one of the major disease states in the developed world. But what is stress? It depends on from where you look. You may experience stress as something that affects your entire body and mind, ...

Medicine & Health / Genetics

created Sep 24, 2010 | popularity 4.9 / 5 (7) | comments 0 | with audio podcast

Hormone that affects finger length key to social behavior

The hormones, called androgens, are important in the development of masculine characteristics such as aggression and strength. It is also thought that prenatal androgens affect finger length during development in the womb. ...

Biology / Plants & Animals

created Nov 04, 2009 | popularity 3.7 / 5 (9) | comments 2

A mother's touch: Study shows maternal stimuli can improve cognitive function, stress resilience

(PhysOrg.com) -- UCI child neurologist and neuroscientist Dr. Tallie Z. Baram has found that maternal care and other sensory input triggers activity in a baby's developing brain that improves cognitive function ...

Medicine & Health / Neuroscience

created May 04, 2010 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast

The couch potato effect: Deletion of key muscle protein inhibits exercise

Daniel Kelly, M.D., and his colleagues at Sanford-Burnham Medical Research Institute (Sanford-Burnham) at Lake Nona have unveiled a surprising new model for studying muscle function: the couch potato mouse. While these mice ...

Medicine & Health / Medical research

created Nov 30, 2010 | popularity 4.7 / 5 (6) | comments 1 | with audio podcast

Blood test predicts chance of dementia

VIB (the Flanders Institute for Biotechnology, Belgium) researchers connected to the Born-Bunge Institute and the University of Antwerp discovered the amount of growth factor progranulin in blood is a predictor of Frontotemporal ...

Medicine & Health / Diseases, Conditions, Syndromes

created Mar 06, 2009 | popularity 4.3 / 5 (6) | comments 0

Gene therapy repairs injured human donor lungs for the first time

For the first time, scientists in the McEwen Centre for Regenerative Medicine, University Health Network have successfully used gene therapy to repair injured human donor lungs, making them potentially suitable ...

Medicine & Health / Medical research

created Oct 28, 2009 | popularity 5 / 5 (5) | comments 1

Scientists hope to unlock mysteries of proteins

Proteins, the work-horse molecules necessary for virtually every human action from breathing to thinking, have proved an almost ghostly presence, daring scientists to fully grasp their structure and behavior. Now, physicists ...

Physics / General Physics

created Apr 14, 2009 | popularity 4.8 / 5 (5) | comments 1

Gene function discovery: Guilt by association

Scientists have created a new computational model that can be used to predict gene function of uncharacterized plant genes with unprecedented speed and accuracy. The network, dubbed AraNet, has over 19,600 ...

Biology / Biotechnology

created Jan 31, 2010 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast