News tagged with stressful conditions
Injury and hazards in home health care nursing are a growing concern
Oct 07, 2009 |
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Patients continue to enter home healthcare ''sicker and quicker," often with complex health problems that may require extensive nursing care. This increases the risk of needlestick injuries in home healthcare nurses. While ...
Prolonged stress sparks ER to release calcium stores and induce cell death in aging-related diseases
Sep 14, 2009 |
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Li et al. explain how prolonged stress sparks the endoplasmic reticulum (ER) to release its calcium stores, inducing cells to undergo apoptosis in several aging-related diseases.The study will appear in the September 21, ...
Synthetic chemical offers solution for crops facing drought
Apr 30, 2009 |
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Crops and other plants are constantly confronted with adverse environmental conditions, lowering yield and costing farmers billions of dollars annually. Plants use specialized signals, called stress hormones, ...
Genetic change prevents cell death in mouse model of Parkinson's disease
Feb 02, 2009 |
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(PhysOrg.com) -- By shifting a normal protective mechanism into overdrive, a University of Wisconsin-Madison scientist has completely shielded mice from a toxic chemical that would otherwise cause Parkinson's ...
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Scientists suggest certain genes boost chances for distributing variety of traits, drive evolution
1hour ago |
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Genes that don't themselves directly affect the inherited characteristics of an organism but leave them increasingly open to variation may be a significant driving force of evolution, say two Johns Hopkins scientists.
California's troubled waters: Satellite-based findings reveal major groundwater loss in Central Valley
Space & Earth / Earth Sciences
2 hours ago |
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New space observations reveal that since October 2003, the aquifers for California's primary agricultural region - the Central Valley - and its major mountain water source - the Sierra Nevada - have lost nearly enough water ...
The mammoths' swan song revised
Other Sciences / Archaeology & Fossils
2 hours ago |
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This is shown by samples of ancient DNA, analysed by an international team of research scientists under the leadership of Professor Eske Willerslev from Copenhagen University. Analyses of ancient DNA thereby ...
Brussels welcomes Oracle's concessions in Sun bid
2 hours ago |
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The EU's competition watchdog on Monday welcomed concessions made by US business software giant Oracle over its bid for Sun Microsystems, saying the deal is now likely to be approved.
Racial differences in medication use
2 hours ago |
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Older adults experience a number of medication-related problems, including under treatment, suboptimal drugs, suboptimal dosing, and non-adherence, which can have negative effects on their quality of life. Now new research, ...
Prussian blue linked to the origin of life
3 hours ago |
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A team of researchers from the Astrobiology Centre (INTA-CSIC) has shown that hydrogen cyanide, urea and other substances considered essential to the formation of the most basic biological molecules can be ...
New planet discoveries suggest low-mass planets are common around nearby stars
4 hours ago |
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(PhysOrg.com) -- An international team of planet hunters has discovered as many as six low-mass planets around two nearby Sun-like stars, including two "super-Earths" with masses 5 and 7.5 times the mass of ...
Minimally invasive surgery removes sinus tumor without facial disfiguration
5 hours ago |
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Only about one in 2,000 people in the United States get a sinus tumor, but Johnnie Wilcox was one of the unfortunate few.
Low-cost temperature sensors, tennis balls to monitor mountain snowpack
5 hours ago |
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(PhysOrg.com) -- Fictional secret agent Angus MacGyver knew that tough situations demand ingenuity. Jessica Lundquist takes a similar approach to studying snowfall. The University of Washington assistant professor ...
Study unveils potential genetic links to lung disease risk
5 hours ago |
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A new study involving data from more than 20,000 individuals has uncovered several DNA sequences linked to impaired pulmonary function. The research, an analysis that combined the results of several smaller studies, provides ...
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