News tagged with slow responses
Inconsistent performance speed among children with ADHD may underlie how well they use memory
Mar 24, 2009 |
5 / 5 (2) |
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(SACRAMENTO, Calif.) — Children with attention-deficit hyperactivity disorder (ADHD) show more variable or inconsistent responses during on 'working' or short-term, memory tasks when compared with typically developing peers, ...
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New and unexpected mechanism identified how the brain responds to stress
Medicine & Health / Neuroscience
Mar 02, 2009 |
4.8 / 5 (4) |
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Chronic stress takes a physical and emotional toll on our bodies and scientists are working on piecing together a medical puzzle to understand how we respond to stress at the cellular level in the brain. Being able to quickly ...
Sleep deprivation affects ability to make sense of what we see
May 20, 2008 |
4.7 / 5 (15) |
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Neuroscience researchers at the Duke-NUS Graduate Medical School in Singapore have shown for the first time what happens to the visual perceptions of healthy but sleep-deprived volunteers who fight to stay awake, like people ...
Global warming likely to be amplified by slow changes to Earth systems
Space & Earth / Earth Sciences
Dec 20, 2009 |
2.8 / 5 (33) |
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Researchers studying a period of high carbon dioxide levels and warm climate several million years ago have concluded that slow changes such as melting ice sheets amplified the initial warming caused by greenhouse gases.
Stages of sleep have distinct influence on process of learning and memory
Feb 25, 2009 |
4.5 / 5 (2) |
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Research on the sleeping brain has revealed some fascinating stage-dependent interactions between areas involved in formation and storage of long term memories. The study, published by Cell Press in the February 26th issue ...
Biomarkers for identifying infant infections
Biology /
Oct 14, 2008 |
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Infection is the leading cause of infant deaths worldwide, and particularly a common killer of weaker, pre-term infants. Current diagnostic tests can be slow and non-specific, but researchers have now identified ...
Acid test: Study reveals both losers and winners of CO2-induced ocean acidification
Space & Earth / Earth Sciences
Dec 01, 2009 |
4.3 / 5 (13) |
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(PhysOrg.com) -- As the world’s seawater becomes more acidic due to rising atmospheric carbon dioxide, some shelled marine creatures may actually become bigger and stronger, according to a new study.
Prostate Tumors Can Change the Function of Immune Cells in Mice
Oct 07, 2009 |
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(PhysOrg.com) -- Researchers have discovered that prostate tumors in mice can cause immune cells known as CD8+ T cells to change their function from cells that have antitumor activity to cells that suppress immune responses. ...
Patient perception is vital when reporting medical errors
Sep 01, 2009 |
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When reporting medical errors, patients' perceptions of their physicians' disclosure may be key to gaining their trust, according to researchers from the Johns Hopkins Bloomberg School of Public Health. However, a positive ...
Researchers design a tool to induce controlled suicide in human cells
Dec 17, 2009 |
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When cells accumulate excessive errors in the proteins they produce, apoptosis is activated, that is to say, a cell suicide programme; however, beforehand the cells attempt to rectify the problem through a number of rescue ...
Team develops new metamaterial device
Feb 24, 2009 |
4.7 / 5 (6) |
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An engineered metamaterial proved it can function as a state-of-the-art device in the complex terahertz range of the electromagnetic spectrum, setting a standard of performance for modulating tiny waves of radiation, according ...
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