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Shape-shifting sensory cells may help insects process visual information with less delay
المصدر: Phys.org - latest science and technology news stories · نُشر
Anyone who has ever tried and failed to swat a fly has experienced the speed of a tiny nervous system. Now, a new review brings together evidence that its secret lies partly in microscopic movements and shape changes within sensory cells and neurons, challenging conventional view
Anyone who has ever tried and failed to swat a fly has experienced the speed of a tiny nervous system. Now, a new review brings together evidence that its secret lies partly in microscopic movements and shape changes within sensory cells and neurons, challenging conventional views of how brains process information.
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Tiny channels between plant cells respond to wound alerts through hydrogen peroxide bursts
When a person falls and gets a cut or a scrape, they often use hydrogen peroxide to clean the wound. This molecular compound is also produced within our cells, helping our immune system build its defenses against harmful bacteria or other pathogens. Hydrogen peroxide is produced
Phys.org - latest science and technology news stories ·
Cancer-fighting t cells burn out. Scientists may have found a fix
Cancer immunotherapy can lose its punch when tumor-fighting T cells become exhausted, but researchers may have found a way to keep them going longer. Scientists at Memorial Sloan Kettering Cancer Center identified a signaling molecule called MEK that can push T cells to burn thro
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The “glue” holding your cells together has a surprising second job
Scientists have discovered that E-cadherin, a protein best known as the “glue” holding cells and tissues together, has a surprising second job: helping epithelial cells swallow nearby dead cells. Using live zebrafish and mouse embryos, researchers found that cells can dramaticall
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Cancer stem cells have an “energy addiction” scientists may be able to exploit
High-risk MDS stem cells appear to have an unexpected “energy addiction,” relying far more heavily than healthy blood-forming cells on a molecule called NAD. Disrupting this energy pathway selectively weakened the cancer-driving cells, revealing a potential new target for treatme
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Mock draft: How would Premier League teams pick if Man City cheating scandal took a turn?
Now that Manchester City have been found to have cheated on a huge scale, anything is on the table -- maybe even an American-style Premier League draft?
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