News tagged with memory cells

Related topics: immune system

Turning DNA into a hard drive

Silicon-based computers are fine for typing term papers and surfing the Web, but scientists want to make devices that can work on a far smaller scale, recording data within individual cells. One way to do that is to create ...

Biology / Cell & Microbiology

created 5 hours ago | popularity 5 / 5 (1) | comments 0

How environmental effects regulate genes

Swiss researchers provide evidence that a protein in the cell nucleus responds to environmental stimuli like a kind of sensor, regulates genes accordingly and thus exchanges information with the cell memory. ...

Biology / Cell & Microbiology

created May 22, 2012 | popularity 5 / 5 (1) | comments 0

Fabrication method can affect the use of block copolymer thin films

A new study by a team including scientists from the National Institute of Standards and Technology (NIST) indicates that thin polymer films can have different properties depending on the method by which they ...

Physics / Soft Matter

created May 03, 2012 | popularity not rated yet | comments 0 | with audio podcast

Resistive switches based on piezoelectric nanowires allow electrical signals to be produced from mechanical actions

(PhysOrg.com) -- Taking advantage of the unique properties of zinc oxide nanowires, researchers have demonstrated a new type of piezoelectric resistive switching device in which the write-read access of memory ...

Nanotechnology / Nanophysics

created Jul 26, 2011 | popularity 5 / 5 (5) | comments 3 | with audio podcast

How memories are born

(PhysOrg.com) -- When we experience something new, or wish to remember something important, groups of cells deep inside the center of our brains fire in unison as a new memory is born.

Medicine & Health / Neuroscience

created Oct 25, 2010 | popularity 4.5 / 5 (8) | comments 1 | with audio podcast

Researchers discover the first-ever link between intelligence and curiosity

(PhysOrg.com) -- Scientists from University of Toronto and the Samuel Lunenfeld Research Institute of Mount Sinai Hospital have discovered a molecular link between intelligence and curiosity, which may lead to the development ...

Medicine & Health / Neuroscience

created Sep 14, 2009 | popularity 4.7 / 5 (30) | comments 10

Aerobic exercise grows brain cells

(PhysOrg.com) -- Aerobic exercises such as running or jogging have long been known to be good for the health, but now new research, published in the Proceedings of the National Academy of Sciences (PNAS) has sh ...

Medicine & Health / Neuroscience

created Jan 20, 2010 | popularity 4.8 / 5 (17) | comments 5 | with audio podcast report

NTT researchers develop breakthrough optical memory device

(PhysOrg.com) -- To improve transmission speeds, the Internet has transitioned over the years from one using copper to fiber optic cabling. Unfortunately, this has caused a bottleneck to occur where the light ...

Physics / Optics & Photonics

created Feb 27, 2012 | popularity 4.7 / 5 (11) | comments 1 | with audio podcast report

Scientists capture the first image of memories being made

The ability to learn and to establish new memories is essential to our daily existence and identity; enabling us to navigate through the world. A new study by researchers at the Montreal Neurological Institute ...

Medicine & Health / Neuroscience

created Jun 18, 2009 | popularity 4.4 / 5 (21) | comments 2

Smart rat 'Hobbie-J' produced by over-expressing a gene that helps brain cells communicate

Over-expressing a gene that lets brain cells communicate just a fraction of a second longer makes a smarter rat, report researchers from the Medical College of Georgia and East China Normal University.

Biology / Biotechnology

created Oct 19, 2009 | popularity 4.9 / 5 (15) | comments 5

Polymer remembers four shapes

(PhysOrg.com) -- A new study by General Motors has found that a polymer used commercially in fuel cell membranes can "memorize" four shapes, each assigned to a different temperature. The material could find ...

Physics / Condensed Matter

created Mar 15, 2010 | popularity 4.9 / 5 (10) | comments 1 | with audio podcast report

Computing, Sudoku-style

When Alexey Radul began graduate work at MIT's Computer Science and Artificial Intelligence Lab in 2003, he was interested in natural-language processing -- designing software that could understand ordinary ...

Technology / Computer Sciences

created Apr 28, 2010 | popularity 4.8 / 5 (8) | comments 3 | with audio podcast

Cell survival protein discovery rewrites immune system story

A discovery by Walter and Eliza Hall Institute researchers in Melbourne, Australia, reported in today's edition of Science, is set to rewrite a long-held belief about how the body's immune system establishes its me ...

Medicine & Health / Medical research

created Oct 07, 2010 | popularity 4.7 / 5 (10) | comments 0 | with audio podcast

Increased brain protein levels linked to Alzheimer's

(PhysOrg.com) -- Elevated levels of a growth protein in the brains of Alzheimer's disease patients is linked to impaired neurogenesis, the process by which new neurons are generated, say researchers at the University of California, ...

Medicine & Health / Neuroscience

created Sep 16, 2010 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Birds in captivity lose hippocampal mass

(PhysOrg.com) -- Being in captivity for just a few weeks can reduce the volume of the hippocampus by as much as 23 percent, according to a new Cornell study.

Biology / Plants & Animals

created Oct 12, 2009 | popularity 4.6 / 5 (5) | comments 2