News tagged with biochemical signals
Wireless Microgrippers Grab Living Cells in 'Biopsy' Tests
Jan 12, 2009 |
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(PhysOrg.com) -- In experiments that pave the way for tiny mobile surgical tools activated by heat or chemicals, Johns Hopkins researchers have invented dust-particle-size devices that can be used to grab ...
Immunologists identify biochemical signals that help immune cells remember how to fight infection
May 28, 2009 |
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May 28, 2009 - Immunology researchers at UT Southwestern Medical Center have discovered how two biochemical signals play unique roles in promoting the development of a group of immune cells employed as tactical ...
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Molecular anchor links the 2 inheritable diseases Fanconi anemia and Bloom's syndrome
Dec 24, 2009 |
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A new study establishes a molecular link that bridges two rare inherited disorders and explains why these diseases result in genetic instability. The research, published by Cell Press in the December 24th issue of the journal ...
'Self-seeding' of cancer cells may play a critical role in tumor progression
Dec 24, 2009 |
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Cancer progression is commonly thought of as a process involving the growth of a primary tumor followed by metastasis, in which cancer cells leave the primary tumor and spread to distant organs. A new study by researchers ...
What connects the elderly and sports people? Smart sensor technology
Dec 24, 2009 |
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Innovative smart sensing devices promise to boost mobility and quality of life for the elderly, reduce healthcare costs and even give sports people an edge through more effective training.
A novel gene found for childhood-onset asthma
Dec 23, 2009 |
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Pediatric researchers have identified a novel gene involved in childhood asthma, in one of the largest gene studies to date of the common respiratory disease. Because the gene, called DENND1B, affects cells and signaling ...
Research yields new agent for some drug-resistant non-small cell lung cancers
Dec 23, 2009 |
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The ability to make, test, and map the atomic structure of new anti-cancer agents has enabled a team of Dana-Farber Cancer Institute scientists to discover a compound capable of halting a common type of drug-resistant ...
First volume of microbial encyclopedia published
Dec 23, 2009 |
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The Earth is estimated to have about a nonillion (1030) microbes in, on, around, and under it, comprised of an unknown but very large number of distinct species. Despite the widespread availability of microbi ...
Bees show off the perfect landing
Dec 23, 2009 |
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(PhysOrg.com) -- Honey bees undergo a sudden transition from speeding aircraft to hovering helicopter as they perform the delicate art of landing on a flower.
Study shows a key protein helps control blood pressure
Dec 23, 2009 |
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University of Iowa researchers have shown that a protein channel helps nerve sensors in blood vessels keep blood pressure in check. Without the protein channel, known as ASIC2, the sensors are unable to send the brain the ...
How do you improve mammogram accuracy? Add noise
Technology / Computer Sciences
Dec 22, 2009 |
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Members of a Syracuse University research team have shown that an obscure phenomenon called stochastic resonance (SR) can improve the clarity of signals in systems such as radar, sonar and even radiography, used in medical ...
How nurses can better support families of dying children
Dec 22, 2009 |
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Most nurses that work in a children's critical care unit feel prepared and trained to help parents during the final moments of their child's life and the difficult hours that follow.
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