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Paradoxical protein might prevent cancer
Molecular signal pathways that stimulate the division of stem cells are generally the same as those active in tumour growth. This limits the possibility of treating cancer as the drugs that kill cance...
Health and Medicine |
Read moreSingapore scientists describe novel method for 3-D whole genome mapping research
In this week's NATURE, Genome Institute of Singapore (GIS) scientists report a technological advance in the study of gene expression and regulation in the genome's three-dimensional folding ...
Life Sciences | Read moreStem Cell Therapy May Offer Hope for Acute Lung Injury
Their results are reported online in the October issue of the journal Stem Cells. Acute lung injury (ALI) is responsible for an estimated 74,500 deaths in the U.S. each year. ALI can be caused...
Life Sciences | Read moreA Master Mechanism for Regeneration?
These animals and others also can repair damaged heart tissue and injured structures in the eye. In contrast, humans have only rudimentary regenerative abilities, so scientists hoping eventually to de...
Life Sciences | Read moreTelevision Has Less Effect on Education about Climate Change than Other Forms of Media
A new study by George Mason University Communication Professor Xiaoquan Zhao suggests that watching television has no significant impact on viewers' knowledge about the issue of climate change. R...
Communications Media | Read moreToo much of a good thing? Scientists explain cellular effects of vitamin A overdose and deficiency
If a little vitamin A is good, more must be better, right? Wrong! New research published online in the FASEB Journal (http://www.fasebj.org) shows that vitamin A plays a crucial role in energy product...
Life Sciences | Read moreT. Rex Body Plan Debuted in Puny Raptorex
University of Chicago paleontologist Paul Sereno and five co-authors describe the newly discovered dinosaur in the Sept. 17 Science Express, advanced online edition of the journal Science.Rapt...
Earth Sciences | Read moreA tiny tyrannosaur
When you think of Tyrannosaurus rex, a small set of striking physical traits comes to mind: an oversized skull with powerful jaws, tiny forearms, and the muscular hind legs of a runner.But, re...
Earth Sciences | Read moreLess than 10 percent of Americans have low risk for heart disease
After two decades of improvement, the percentage of Americans without major heart disease risk factors is dropping, according to a report in Circulation: Journal of the American Heart Association....
Studies and Analyses | Read moreCarbon Nanotubes Could Make Efficient Solar Cells
The researchers fabricated, tested and measured a simple solar cell called a photodiode, formed from an individual carbon nanotube. Reported online Sept. 11 in the journal Science, the researc...
Power and Electrical Engineering | Read moreMichigan Tech Mathematicians Identify Genes Linked to Lou Gehrig's Disease
Shuanglin Zhang, who holds the Richard and Elizabeth Henes Professorship in Mathematical Sciences, leads the team of mathematicians that isolated the genes from the many thousands scattered throughout...
Life Sciences | Read moreResearchers identify protein involved in causing gum disease, osteoporosis, arthritis
"The study doesn't have immediate therapeutic applications, but it does open a new avenue of research that could help identify novel therapeutic approaches or interventions to treat diseases...
Life Sciences | Read moreNew Microchip Technology Performs 1,000 Chemical Reactions at Once
Technique may accelerate drug discovery for cancer, other diseases Flasks, beakers and hot plates may soon be a thing of the past in chemistry labs. Instead of handling a few experiments on a ...
Life Sciences | Read moreEarth's most prominent rainfall feature creeping northward
If the band continues to migrate at just less than a mile (1.4 kilometers) a year, which is the average for all the years it has been moving north, then some Pacific islands near the equator – even th...
Earth Sciences | Read moreGenetic analysis reveals secrets of scorpion venom
Yibao Ma worked with a team of researchers from Wuhan University, China, to study the sting of S. jendeki, a member of the family Euscorpiidae, which covers Europe, Asia, Africa, and America. ...
Life Sciences | Read more
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