Tumor
hideA tumor or tumour is the name for a swelling or lesion formed by an abnormal growth of cells (termed neoplastic). Tumor is not synonymous with cancer. A tumor can be benign, pre-malignant or malignant, whereas cancer is by definition malignant.
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News tagged with tumor
Novel 'On-Off Switch' Mechanism Stops Cancer in Its Tracks
Sep 11, 2009 |
4.9 / 5 (32) |
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(PhysOrg.com) -- A tiny bit of genetic material with no previously known function may hold the key to stopping the spread of cancer, researchers at Yale School of Medicine and Sichuan University in Chengdu, ...
Team reports major step forward in cell reprogramming
Oct 08, 2009 |
4.9 / 5 (18) |
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(PhysOrg.com) -- A team of Harvard Stem Cell Institute (HSCI) researchers has made a major advance toward producing induced pluripotent stem cells, or iPS cells, that are safe enough to use in treating diseases ...
Tick saliva could hold cancer cure: Brazilian scientists
Aug 28, 2009 |
4.8 / 5 (18) |
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It may be one of nature's repulsive little blood-sucking parasites, but the humble tick could yield a future cure for cancers of the skin, liver and pancreas, Brazilian researchers have discovered.
Tumors Feel the Deadly Sting of Nanobees
Nanotechnology / Bio & Medicine
Aug 28, 2009 |
4.8 / 5 (13) |
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When bees sting, they pump into their victims a peptide toxin called melittin that destroys cell membranes. Now, by encapsulating this extremely potent molecule within a nanoparticle, researchers at the Washington University ...
Computer-Guided Nanoparticle Therapy Destroys Tumors
Nanotechnology / Bio & Medicine
Jun 29, 2009 |
4.9 / 5 (12) |
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Gold nanoshells are among the most promising new nanoscale therapeutics being developed to kill tumors, acting as antennas that turn light energy into heat that cooks cancer to death. Now, a multi-institutional research team ...
Nano-Scale Drug Delivery For Chemotherapy
Nanotechnology / Bio & Medicine
Oct 31, 2009 |
4.7 / 5 (12) |
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(PhysOrg.com) -- Going smaller could bring better results, especially when it comes to cancer-fighting drugs.
Study finds way to protect healthy cells from radiation damage
Oct 21, 2009 |
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Researchers at the University of Pittsburgh School of Medicine and the National Cancer Institute (NCI), part of the National Institutes of Health, may be hot on the heels of a Holy Grail of cancer therapy: They have found ...
Researchers effectively treat tumors with use of nanotubes
Nanotechnology / Bio & Medicine
Aug 03, 2009 |
5 / 5 (9) |
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By injecting man-made, microscopic tubes into tumors and heating them with a quick, 30-second zap of a laser, scientists have discovered a way to effectively kill kidney tumors in nearly 80 percent of mice. Researchers say ...
Nanoparticles cross blood-brain barrier to enable 'brain tumor painting'
Nanotechnology / Bio & Medicine
Aug 03, 2009 |
4.8 / 5 (9) |
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Brain cancer is among the deadliest of cancers. It's also one of the hardest to treat. Imaging results are often imprecise because brain cancers are extremely invasive. Surgeons must saw through the skull ...
Study shows that some malignant tumors can be shut down after all
Nov 09, 2009 |
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Oncologists have had their hands tied because more than half of all human cancers have mutations that disable a protein called p53. As a critical anti-cancer watchdog, p53 masterminds several cancer-fighting operations within ...
Tiny technology may yield major finds -- and possible perils
Nanotechnology / Bio & Medicine
Oct 13, 2009 |
5 / 5 (7) |
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Imagine a particle so small it would take a million of them to stretch across the period at the end of this sentence. Imagine such particles could help catch cancer cells floating in your bloodstream before they could metastasize ...
Bias affects cell phone cancer risk findings
Oct 15, 2009 |
3.5 / 5 (10) |
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(PhysOrg.com) -- A group of South Korean and American researchers has found studies of possible links between cell phones and brain tumors and other cancers vary in quality, and those suggesting there is little ...
Does sugar feed cancer?
Aug 17, 2009 |
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Researchers at Huntsman Cancer Institute at the University of Utah have uncovered new information on the notion that sugar "feeds" tumors. The findings may also have implications for other diseases such as diabetes. The research ...
A recipe for controlling carbon nanotubes
Nanotechnology / Nanomaterials
Sep 20, 2009 |
4.9 / 5 (7) |
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Nanoscopic tubes made of a lattice of carbon just a single atom deep hold promise for delivering medicines directly to a tumor, sensors so keen they detect the arrival or departure of a single electron, a replacement for ...
Gold Nanoparticles Delivery Platinum Warheads to Tumors
Nanotechnology / Bio & Medicine
Oct 29, 2009 |
4.9 / 5 (7) |
2
(PhysOrg.com) -- Cisplatin is one of the most powerful and effective drugs for treating a wide variety of cancers, but serious side effects ultimately limit the drug's use and effectiveness. Now, however, researchers have ...
