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168,137 articles from ScienceDaily
Protein Found That May Provide Relief From Neuropathic Pain
- ScienceDaily
- 07/12/6 09:01
Research in rodents has provided evidence that a protein called LRP1 may help to ease neuropathic pain by blocking the response of glial cells that support and protect sensory neurons in the peripheral nervous system. Neuropathic pain is caused by injury to the peripheral nerves in diseases such as HIV/AIDS, shingles, and cancer or in repetitive motion disorders and trauma, and does not respond...
Respiratory Infections Linked To Increased Heart Attacks And Strokes
- ScienceDaily
- 07/12/6 09:01
A new study has found strong evidence that recent respiratory infections increase the risk of heart attacks and strokes, both of which are more common in the winter. It has for some years been recognized, using information from death certificates, that there is an excess of deaths from coronary heart disease and stroke during the winter months, over and above those directly attributable to deaths...
Toads In A Hole? Fungal Disease Threatens UK Toad Population
- ScienceDaily
- 07/12/6 09:01
The UK's toad population could be facing a bleak future because of a deadly fungal disease. The deadly chytrid fungus Batrachochytrium dendrobatidis (Bd) is highly effective at causing extinctions among local populations of amphibians and it has already wiped out vast numbers of amphibians in areas including Australia and South America.
Travel Maps Of The Lunar North Pole
- ScienceDaily
- 07/12/6 09:01
A new map shows the geography and illumination of the lunar north pole. The lunar poles are very interesting for future science and exploration of the Moon mainly because of their exposure to sunlight. They display areas of quasi-eternal light, have a stable thermal environment and are close to dark areas that could host water ice – potential future lunar base sites.
YouTube Breeding Ground For Anti-vaccination Views
- ScienceDaily
- 07/12/6 09:01
As cold and flu season hits this year amid growing debate over the necessity of vaccinations, researchers have uncovered widespread misinformation in related videos on YouTube. Researchers found that more than half of the videos portrayed childhood, HPV, flu and other vaccinations negatively or ambiguously.
Humans Appear Hardwired To Learn By 'Over-imitation'
- ScienceDaily
- 07/12/6 09:01
Children learn by imitating adults and will change what they know about an object to mimic adult behavior. Watching an adult do something wrong, or in a disorganized or inefficient way, can make it much harder for a child to learn to do it right.
Molecular 'Switch' That Could Save Very Young Lives Identified
- ScienceDaily
- 07/12/6 09:01
Scientists have identified a molecular 'switch' that, when blocked, may help reverse necrotizing enterocolitis, a leading cause of death in premature infants.
Most Incidentally Found Adrenal Masses Not Malignant
- ScienceDaily
- 07/12/6 09:01
The vast majority of incidentally found adrenal masses identified in CT scans in patients without known malignancy are benign. 1,045 of the 1,049 adrenal masses were confirmed to be benign and clinically insignificant.
3D Structure Of A DNA Damage Repair Complex
- ScienceDaily
- 07/12/6 08:00
This is the first study that shows the 3D structure of a molecular complex found in the bacteria Mycobacterium tuberculosis that repairs DNA damage. According to the biochemical data, this reflects a stage of the search for compatible microhomologies. This is the process of seeking non complementary extremes of DNA that would never link under normal conditions, known as non-homologous end joining...
Ecologists Discover A Novel Route Of Viral Transmission
- ScienceDaily
- 07/12/6 08:00
Avian ecologists report on the discovery that avian polyomaviruses, known potential pathogens producing disease in a number of vertebrate species, follow an 'upwards vertical' route of contagion throughout their studied host population of pied flycatchers, a small migrant songbird breeding in forests in central Spain near Madrid.
Gene That Influences Alcohol Consumption Identified
- ScienceDaily
- 07/12/6 08:00
Researchers applied a variety of genetic and analytic techniques to mice having nearly identical genetic background, but differing in their preference for alcohol, to identify a chromosomal region, and ultimately a gene, associated with alcohol preference. If further studies show that a similar gene is relevant to alcohol problems in humans, the finding may lead to new opportunities for developing...
Implanting Embryonic Cardiac Cells Prevents Arrhythmias, The Most Dangerous Consequence Of Heart Attacks
- ScienceDaily
- 07/12/6 08:00
When scientists transplanted living embryonic heart cells into cardiac tissue of mice that had suffered heart attacks, the mice became resistant to cardiac arrhythmias, thereby avoiding one of the most dangerous and fatal consequences of heart attacks.
Reviewers Agree On Osteoarthritis Of The Knee
- ScienceDaily
- 07/12/6 08:00
Concerns over the cardiovascular safety of non-steroidal anti-inflammatory drugs led to the publication of several sets of fresh guidelines on the treatment of knee osteoarthritis. But a review of these guidelines found many differences in treatments addressed and a lack of educational information in most of the articles.
Voter Turnout In US Elections Not Increased By Early Voting Measures
- ScienceDaily
- 07/12/6 08:00
Early voting measures are touted by election reform advocates as a principal way of increasing voter turnout, but a new empirical study by political scientists concludes that most early voting options have a negligible or even negative impact on turnout.
WEDNESDAY 5. DECEMBER 2007
Astronomers Discover How White Dwarf Stars Get Their 'Kicks'
- ScienceDaily
- 07/12/5 08:36
Astronomer have discovered that white dwarf stars are born with a natal kick, explaining why these smoldering embers of sun-like stars are found on the edge rather than at the center of globular star clusters.
Bone Marrow Cell Transplants Help Nerve Regeneration
- ScienceDaily
- 07/12/5 08:36
Researchers inserted bone marrow-derived cells (BMCs) into 15mm silicon tubes and subsequently implanted into animal models at sites intended for nerve regeneration. When the BMCs were nourished with bioengineered additives -- such as growth factors and cell adhesion molecules -- the BMCs differentiated into cells with characteristics of Schwann cells -- a variety of neural cell providing...
Certain Toys May Permanently Damage Children's Hearing If Used Improperly, Study Suggests
- ScienceDaily
- 07/12/5 08:36
The High School Musical Rockerz Jammin' Guitar and the Cheetah Girls In Concert Collection Doll may be what kids want most this holiday season, but if parents aren't careful about how these and other popular toys are used, a season of joy might turn into a lifetime of hearing loss for their children.
Computer Calls Can Talk Couch Potatoes Into Walking, Study Finds
- ScienceDaily
- 07/12/5 08:36
Computer-generated phone calls may be an effective, low-cost way to encourage sedentary adults to exercise, according to a recent study. What most surprised researchers was that the computer calls were almost as effective as the calls by a real person.
Cosmopolitan Microbes: Hitchhikers On Darwin's Dust
- ScienceDaily
- 07/12/5 08:36
Scientists have analyzed aerial dust samples collected by Charles Darwin and confirmed that microbes can travel across continents without the need for planes or trains -- rather bacteria and fungi hitchhike by attaching to dust particles.
Disguising Environmental Harm Eases Only Our Conscience
- ScienceDaily
- 07/12/5 08:36
We can disguise environmentally harmful practices and dress them up in words to help ease our consciences, argues one psychologist, but such practices will have a negative impact on the planet and the quality of life of future generations, no matter how we label them.
Elite Athletes More Susceptible To Common Illnesses, Research Suggests
- ScienceDaily
- 07/12/5 08:36
Elite athletes -- often perceived as the epitome of health and fitness -- may be more susceptible to common illness and are therefore proving useful in helping scientists understand more about the immune system.
Fitness Level, Not Body Fat, May Be Stronger Predictor Of Longevity For Older Adults
- ScienceDaily
- 07/12/5 08:36
Adults over age 60 who had higher levels of cardiorespiratory fitness lived longer than unfit adults, independent of their levels of body fat, according to a new study. Previous studies have provided evidence that obesity and physical inactivity each can produce a higher risk of death in middle-aged adults. Whether this is also true for older adults is uncertain, according to background...
Global Warming Likely To Increase Stormy Weather, Especially In Certain US locations
- ScienceDaily
- 07/12/5 08:36
Researchers who study severe weather and climate change joined forces to study the effects of global warming on the number of severe storms in the future and discovered a dramatic increase in potential storm conditions for some parts of the US.
Labeling Keeps Our Knowledge Organized, Study Shows
- ScienceDaily
- 07/12/5 08:36
A popular urban legend suggests that Eskimos have dozens of words for snow. As a culture that faces frigid temperatures year-round, it is important to differentiate between things like snow on the ground ("aput") and falling snow ("qana"). Psychologists are taking note of this phenomenon, and are beginning to examine if learning different names for things helps to tell them apart.
Life On Earth May Have Originated As The Organic Filling In A Multilayer Sandwich Of Mica Sheets
- ScienceDaily
- 07/12/5 08:36
Life may have begun in the protected spaces inside of layers of the mineral mica, in ancient oceans, according to a new theory. The narrow, confined spaces between nonliving mica layers could have provided exactly the right conditions for the rise of the first biomolecules.