News tagged with small
Scientists reveal 'protector' gene behind 50-fold increase in number of bowel tumours
Nov 26, 2009 |
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(PhysOrg.com) -- Cancer Research UK scientists have shown that deleting a single gene can increase the average number of tumours in the bowel by 50-fold, according to research published in PNAS today.
Two-In-One Punch Knocks Out Drug Resistant Cancer Cells
Nanotechnology / Bio & Medicine
Nov 04, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- Cancer cells, like bacteria, can develop resistance to drug therapy, leading to relapse of disease. One approach showing promise in overcoming multidrug resistance in tumors is to combine two different anticancer ...
Mini Dinosaurs Prowled North America (w/Video)
Other Sciences / Archaeology & Fossils
Mar 16, 2009 |
4.6 / 5 (15) |
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Massive predators like Albertosaurus and Tyrannosaurus rex may have been at the top of the food chain, but they were not the only meat-eating dinosaurs to roam North America, according to Canadian researchers w ...
Hubble provides new evidence for dark matter around small galaxies
Mar 12, 2009 |
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Peering into the tumultuous heart of the nearby Perseus galaxy cluster, Hubble discovered a large population of small galaxies that have remained intact while larger galaxies around them are being ripped apart ...
Nanotechnology holds promise for STD drug delivery
Nanotechnology / Nanomaterials
May 03, 2009 |
5 / 5 (1) |
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Yale researchers describe a breakthrough in safe and effective administration of potential antiviral drugs — small interfering RNA (siRNA) molecules that silence genes — the first step in development of a ...
Researchers show small robots can prepare lunar surface for NASA outpost
Space & Earth / Space Exploration
Feb 25, 2009 |
4.7 / 5 (13) |
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(PhysOrg.com) -- Small robots the size of riding mowers could prepare a safe landing site for NASA's Moon outpost, according to a NASA-sponsored study prepared by Astrobotic Technology Inc. with technical ...
How Martian winds make rocks walk
Space & Earth / Space Exploration
Jan 08, 2009 |
4.8 / 5 (5) |
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Rocks on Mars are on the move, rolling into the wind and forming organized patterns, according to new research.
Scientists Discover An Ancient Odor-Detecting Mechanism in Insects
Biology /
Jan 08, 2009 |
3.7 / 5 (3) |
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(PhysOrg.com) -- In 1913 Theodore Roosevelt added cartographer to his resume when he and his crew ventured up an unspeakably dangerous and uncharted tributary named the River of Doubt. Now, on a charting expedition ...
Hybrids gather dust at AutoNation dealerships
Mar 06, 2009 |
4.5 / 5 (8) |
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AutoNation CEO Mike Jackson has a problem: There are way too many Toyota Prius hybrids sitting on his car lots across America.
Cisco to buy ScanSafe for $183 million
Oct 27, 2009 |
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Cisco announced on Tuesday it has agreed to buy Web security company ScanSafe for some 183 million dollars, the latest in a string of acquisitions by the US networking giant.
Chips with everything
Technology / Computer Sciences
Feb 24, 2009 |
4.4 / 5 (11) |
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(PhysOrg.com) -- While the technology to make computer chips smaller and cheaper progresses each year, the fundamental structure of the chip - the computer architecture - has remained the same for decades. ...
Small steps can improve your health and wealth
Other Sciences / Social Sciences
Mar 04, 2009 |
4.5 / 5 (2) |
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(PhysOrg.com) -- Just as a team can achieve more than an individual, so can resolutions to improve your health and to improve your finances reinforce each other, say Montana State University Extension specialists.
Four-in-One: Targeted Gene Suppression in Cancer Cells
May 06, 2009 |
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(PhysOrg.com) -- Diagnosis and treatment in one go: Korean researchers led by Tae Gwan Park and Jinwoo Cheon have developed the basis for a four-in-one agent that can detect, target, and disable tumor cells while also making ...
Green Comet Approaches Earth
Space & Earth / Space Exploration
Feb 05, 2009 |
4.8 / 5 (9) |
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In 1996, a 7-year-old boy in China bent over the eyepiece of a small telescope and saw something that would change his life--a comet of flamboyant beauty, bright and puffy with an active tail. At first he ...
Small molecules block cancer gene
Mar 10, 2009 |
5 / 5 (1) |
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Finding molecules that block the activity of the oncogene Stat 3 (signal transducer and activator of transcription) required screening literally millions of compounds, using computers that compared the structure of the cancer-causing ...
