News tagged with animal cells
Nanomedicine: Quantum dots appear safe in pioneering study on primates
A pioneering study to gauge the toxicity of quantum dots in primates has found the tiny crystals to be safe over a one-year period, a hopeful outcome for doctors and scientists seeking new ways to battle diseases ...
Nanotechnology / Bio & Medicine
May 20, 2012 |
4.3 / 5 (3) |
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Research suggests cells communicate via biophotons
(Phys.org) -- Biologists have long been familiar with luminescence in organisms, where plants and animals produce visible light, but more intriguing perhaps is the newer field of study centered around biophotons, ...
Researchers discover novel approach to stimulate immune cells
Researchers at Rutgers University have uncovered a new way to stimulate activity of immune cell opiate receptors, leading to efficient tumor cell clearance.
May 11, 2012 |
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More light shed on how pigeons navigate
(Phys.org) -- Pigeons are renowned for their ability to find their way home from a release point hundreds of miles away, but scientists have never fully understood how they are able to achieve the feat. Now ...
Scientists replicate key evolutionary step in life on earth
(PhysOrg.com) -- More than 500 million years ago, single-celled organisms on Earth's surface began forming multi-cellular clusters that ultimately became plants and animals.
Jan 16, 2012 |
4.8 / 5 (46) |
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Central nervous system stem cells shed light on mechanism that controls asymmetrical division
Animals consist of many distinct cell types, all of which originate during development from a single cell: the fertilized egg. To generate this vast cellular diversity, the egg and its descendants must divide ...
May 18, 2012 |
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Scientists produce first stem cells from endangered species
Starting with normal skin cells, scientists from The Scripps Research Institute have produced the first stem cells from endangered species. Such cells could eventually make it possible to improve reproduction ...
Sep 04, 2011 |
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A heart of gold: Better tissue repair after heart attack (Update)
A team of researchers at MIT and Childrens Hospital Boston has built cardiac patches studded with tiny gold wires that could be used to create pieces of tissue whose cells all beat in time, mimicking ...
Nanotechnology / Bio & Medicine
Sep 25, 2011 |
5 / 5 (6) |
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Scientists use plasmonic nanobubbles in living organisms to detect, eliminate prostate cancer cells (w/ Video)
(PhysOrg.com) -- Rice University physicist Dmitri Lapotko has demonstrated that plasmonic nanobubbles, generated around gold nanoparticles with a laser pulse, can detect and destroy cancer cells in vivo by cre ...
Nanotechnology / Bio & Medicine
Sep 27, 2010 |
4.9 / 5 (7) |
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Slicing mitotic spindle with lasers, nanosurgeons unravel old pole-to-pole theory
The mitotic spindle, an apparatus that segregates chromosomes during cell division, may be more complex than the standard textbook picture suggests, according to researchers at the Harvard School of Engineering ...
Apr 26, 2012 |
5 / 5 (4) |
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From embryonic stem cells, a sperm replacement and easier path to genetic modification
Researchers reporting in the April 27 issue of the journal Cell have devised a new and improved method for producing genetically modified animals for use in scientific research. The method relies on haploi ...
Apr 26, 2012 |
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First test-tube hamburger ready this fall: researchers
The world's first "test-tube" meat, a hamburger made from a cow's stem cells, will be produced this fall, Dutch scientist Mark Post told a major science conference on Sunday.
Feb 20, 2012 |
4.6 / 5 (14) |
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New brain nerve cells key to stress resilience, researchers find
UT Southwestern Medical Center researchers have found new clues that might help explain why some people are more susceptible to stress than others.
Medicine & Health / Medical research
Mar 31, 2010 |
5 / 5 (4) |
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With Magnetic Nanoparticles, Scientists Remotely Control Neurons and Animal Behavior (w/ Video)
(PhysOrg.com) -- Clusters of heated, magnetic nanoparticles targeted to cell membranes can remotely control ion channels, neurons and even animal behavior, according to a paper published by University at Buffalo ...
Nanotechnology / Bio & Medicine
Jul 06, 2010 |
4.3 / 5 (12) |
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Scientists find a key to growth differences between species
The tiny, little-noticed jewel wasp may provide some answers as to how different species differ in size and shape. And that could lead to a better understanding of cell growth regulation, as well as the underlying ...
Feb 23, 2012 |
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