A new study by researchers at the Walter and Eliza Hall Institute in Melbourne, Australia, has shown that mature blood cells can communicate with, and influence the behaviour of, their stem cell 'parents'.
Cell & Microbiology
Nov 29, 2010
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(PhysOrg.com) -- A new study has discovered that animal cells communicate electrically with each other via tunneling nanotubes (TNTs). The membrane tubes contain a protein called F-actin and connect cells over long distances ...
The eyes are marvelous instruments for converting outside reality into images lodged inside our brains. A new study of the retina, the light-sensitive region at the back of the eye, solves a mystery as to why the images we ...
General Physics
May 9, 2010
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(PhysOrg.com) -- Because the new device, called a "spaser," is the first of its kind to emit visible light, it represents a critical component for possible future technologies based on "nanophotonic" circuitry, said Vladimir ...
Optics & Photonics
Aug 16, 2009
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Utah and Texas researchers have learned how quiet sounds are magnified by bundles of tiny, hair-like tubes atop "hair cells" in the ear: when the tubes dance back and forth, they act as "flexoelectric motors" that amplify ...
Biotechnology
Apr 22, 2009
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(PhysOrg.com) -- A blind fish that has evolved a unique technique for sensing motion may inspire a new generation of sensors that perform better than current active sonar.
Engineering
Mar 24, 2009
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In a feat aimed at understanding how cells move and creating new ways to shuttle drugs through the body, scientists at Johns Hopkins Medicine say they have built a minimal synthetic cell that follows an external chemical ...
Molecular & Computational biology
Jun 12, 2024
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Goldenrod can perceive other plants nearby without ever touching them, by sensing far-red light ratios reflected off leaves. When goldenrod is eaten by herbivores, it adapts its response based on whether or not another plant ...
Plants & Animals
Jun 11, 2024
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231
Biological processes depend on puzzle pieces coming together and interacting. Under specific conditions, these interactions can create something new without external input. This is called self-organization, as seen in a school ...
Cell & Microbiology
Jun 3, 2024
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88
Researchers at the Icahn School of Medicine at Mount Sinai have designed a regenerative medicine therapy to speed up diabetic wound repair. Using tiny fat particles loaded with genetic instructions to calm down inflammation, ...
Bio & Medicine
May 20, 2024
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