News tagged with genetic circuit

Simple genetic circuit forms stripes: Synthetic biology helps scientists sort out pattern formation

Many living things have stripes, but the developmental processes that create these and other patterns are complex and difficult to untangle. Now a team of scientists has designed a simple genetic circuit that creates a striped ...

Biology / Biotechnology

created Oct 13, 2011 | popularity not rated yet | comments 0 | with audio podcast

Alcohol withdrawal symptoms caused by molecules in the brain

(PhysOrg.com) -- Researchers in Britain have discovered the molecular basis of some of the symptoms of hangover and alcohol withdrawal that appear as the body attempts to adapt to reduced levels of alcohol.

Medicine & Health / Neuroscience

created May 12, 2010 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast report

Scientists discover a controller of brain circuitry

By combining a research technique that dates back 136 years with modern molecular genetics, a Johns Hopkins neuroscientist has been able to see how a mammal's brain shrewdly revisits and reuses the same molecular ...

Medicine & Health / Neuroscience

created Dec 28, 2009 | popularity 4.9 / 5 (20) | comments 4

Researchers discover genetic circuit that regulates behavior of stem cells

Jordi Garcia Ojalvo -- a lecturer at the Department of Physics and Nuclear Engineering of the Universitat Politčcnica de Catalunya’s School of Industrial and Aeronautical Engineering of Terrassa (ETSEIAT, ...

Biology / Cell & Microbiology

created Jul 20, 2009 | popularity 5 / 5 (3) | comments 0

Researchers develop CAD-Type tools for engineering RNA control systems

The computer assisted design (CAD) tools that made it possible to fabricate integrated circuits with millions of transistors may soon be coming to the biological sciences. Researchers at the Joint BioEnergy ...

Biology / Biotechnology

created Dec 22, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Genetic switch underlies noisy cell division

(PhysOrg.com) -- While scientists have spent the past 40 years describing the intricate series of events that occur when one mammalian cell divides into two, they still haven't agreed on how the process begins.

Biology / Cell & Microbiology

created Sep 23, 2010 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Genetically engineered bacteria compute the route

US researchers have created 'bacterial computers' with the potential to solve complicated mathematics problems. The findings of the research, published in BioMed Central's open access Journal of Biological Engineering, demons ...

Biology / Biotechnology

created Jul 24, 2009 | popularity 4.3 / 5 (3) | comments 1

Photonic neuron may compute a billion times faster than brain circuits

(PhysOrg.com) -- The name of the project -- "photonic neuron" -- was catchy enough, but what really caught Mitchell Nahmias' attention was the opportunity to combine his interests in engineering and neuroscience.

Physics / General Physics

created Jul 19, 2011 | popularity 4.8 / 5 (17) | comments 9

Why can we talk? 'Humanized' mice speak volumes

Mice carrying a "humanized version" of a gene believed to influence speech and language may not actually talk, but they nonetheless do have a lot to say about our evolutionary past, according to a report in the May 29th issue ...

Biology / Evolution

created May 28, 2009 | popularity 3.5 / 5 (6) | comments 9

Bacteria 'invest' wisely to survive uncertain times, scientists report

Like savvy Wall Street money managers, bacteria hedge their bets to increase their chances of survival in uncertain times, strategically investing their biological resources to weather unpredictable environments.

Biology / Cell & Microbiology

created Nov 02, 2009 | popularity not rated yet | comments 0

Light used to map effect of neurons on one another

(PhysOrg.com) -- Scientists at Harvard University have used light and genetic trickery to trace out neurons' ability to excite or inhibit one another, literally shedding new light on the question of how neurons ...

Medicine & Health / Neuroscience

created Dec 17, 2009 | popularity 5 / 5 (3) | comments 0

Impaired brain plasticity linked to Angelman syndrome learning deficits

How might disruption of a single gene in the brain cause the severe cognitive deficits associated with Angelman syndrome, a neurogenetic disorder? Researchers at the University of North Carolina at Chapel Hill School of ...

Medicine & Health / Neuroscience

created May 10, 2009 | popularity 5 / 5 (3) | comments 0

Autistic mice act a lot like human patients

UCLA scientists have created a mouse model for autism that opens a window into the biological mechanisms that underlie the disease and offers a promising way to test new treatment approaches.

Biology / Cell & Microbiology

created Sep 29, 2011 | popularity 5 / 5 (2) | comments 0

Loss of enzyme reduces neural activity in Angelman syndrome

Angelman Syndrome is a rare but serious genetic disorder that causes a constellation of developmental problems in affected children, including mental retardation, lack of speech, and in some cases, autism. Over a decade ago, ...

Medicine & Health / Medical research

created Mar 04, 2010 | popularity 5 / 5 (1) | comments 0

Light-controlled neo-neurons in the brain

French researchers at the Institut Pasteur in association with the CNRS have just shown, in an experimental model, that newly formed neurons in the adult brain can be stimulated by light. A novel technique ...

Medicine & Health / Neuroscience

created Dec 15, 2010 | popularity 5 / 5 (3) | comments 0