News tagged with positive selection
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Search results for positive selection
Depression saps endurance of the brain's reward circuitry
Medicine & Health / Neuroscience
Dec 21, 2009 |
4.5 / 5 (6) |
1
A new study at the University of Wisconsin-Madison suggests that depressed patients are unable to sustain activity in brain areas related to positive emotion.
White House picks new cyber coordinator
Dec 22, 2009 |
4 / 5 (1) |
0
(AP) -- The White House has tapped a corporate cyber security expert and former Bush administration official to lead the effort to shore up the country's computer networks and better coordinate with companies that operate ...
Fish fatty acids don’t make you cleverer or happier
Dec 22, 2009 |
3.5 / 5 (2) |
0
(PhysOrg.com) -- A diet rich in fish fatty acids has no effect on cognitive functions such as memory and concentration in the elderly. Nor does it affect their level of wellbeing. This is the conclusion drawn by Dutch researcher ...
Imaging tests identify role of allergies in chronic sinus disease
Dec 21, 2009 |
not rated yet |
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Exposing patients with chronic sinus disease to allergens and then obtaining repeated images by X-ray or ultrasound reveals that nasal allergies may be involved in some cases of chronic sinus disease, according to a report ...
Discovering addiction clues could help smokers kick the habit
Dec 21, 2009 |
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(PhysOrg.com) -- If you've ever tried to quit smoking, understanding how you got hooked in the first place probably seems irrelevant. But University of Nebraska-Lincoln psychologist Rick Bevins believes those ...
Dispatcher-assisted bystander CPR best choice for possible cardiac arrest signs
Dec 22, 2009 |
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Dispatchers should assertively give cardiopulmonary resuscitation (CPR) instructions to bystanders who suspect someone is in cardiac arrest because the benefits from correctly recommending CPR for someone who needs it greatly ...
Gefitinib improves survival compared with standard chemotherapy in lung cancer patients with genetic mutation
Dec 20, 2009 |
5 / 5 (1) |
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Patients with the most common form of lung cancer (non-small-cell lung cancer) who have mutations in the epidermal growth factor receptor (EGFR) gene have significantly improved progression-free survival if they are treated ...
The past matters to plants
Dec 21, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- It's commonly known that plants interact with each other on an everyday basis: they shade each other out or take up nutrients from the soil before neighboring plants can get them. Now, researchers ...
Anti-inflammatory drugs interfere with aspirin's clotting ability
Dec 23, 2009 |
not rated yet |
1
A new study conducted at Ben-Gurion University of the Negev (BGU) reveals that Celebrex and other anti-inflammatory coxib medications may counter the positive effects of aspirin in preventing blood clots.
New tool in the fight against mosquito-borne disease: A microbial 'mosquito net'
Dec 24, 2009 |
4.8 / 5 (5) |
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Earlier this year, researchers showed that they could cut the lives of disease-carrying mosquitoes in half by infecting them with a bacterium they took from fruit flies. Now, a new report in the December 24th issue of Cell, ...
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