Mayo Clinic researchers identify role of Cul4 molecule in genome instability and cancer ROCHESTER, Minn. -- Mayo Clinic researchers have shown that a molecule called Cul4 helps to deposit DNA-packaging histone proteins onto DNA, an integral step in cramming yards of genetic ...

Breakthrough discoveries on cellular regeneration seek to turn back the body's clock Researchers reactivate gene to rejuvenate tissue repair, identify gene that promotes stem cell self-renewal DALLAS – Nov. 7, 2013 – Two groups of scientists at ...

Study finds that Americans want doctors' guidance on genetic test results In an era of commercialized medicine, direct-to-consumer (DTC) genetic testing has been on a steady rise. Consumers can purchase a DNA sample kit, also known as a "spit kit," mail it to a testing ...

Human muscle stem cell therapy gets help from zebrafish HSCI researchers improve therapy prospects Harvard Stem Cell Scientists have discovered that the same chemicals that stimulate muscle development in zebrafish can also be used to differentiate human stem cells into ...

Promoting chemistry through cooking: American Chemical Society Prized Science video One of Shirley O. Corriher's first lessons on how chemistry meets cooking came in the form of scrambled eggs stuck to a frying pan. That experience set the former biochemist ...

Scientists identify clue to regrowing nerve cells Researchers at Washington University School of Medicine in St. Louis have identified a chain reaction that triggers the regrowth of some damaged nerve cell branches, a discovery that one day may ...

UT Southwestern researchers discover a new driver of breast cancer DALLAS – Nov. 7, 2013 – A team of researchers at UT Southwestern has found that as cholesterol is metabolized, a potent stimulant of breast cancer is created – one that fuels estrogen-receptor ...

'Freakish' asteroid discovered, resembles rotating lawn sprinkler Astronomers have discovered a "weird and freakish object" resembling a rotating lawn sprinkler in the asteroid belt between Mars and Jupiter. The find, reported online in the ...

Horrors of war harden group bonds War is hell, and according to new research, experiencing the horrors of war can cause people to have a greater affinity for members of their own group, particularly if individuals are exposed to war during key periods of their ...

UCSF scientist asks, did inefficient cellular machinery evolve to fight viruses and jumping genes? It might seem obvious that humans are elegant and sophisticated beings in comparison to lowly bacteria, but when it comes to genes, a UC San ...

Changes to fisheries legislation have removed habitat protection for most fish species in Canada University of Calgary and Dalhousie University fisheries biologists say federal Fisheries Act revisions were unscientific Federal government changes to Canada's ...

Tree nut consumption associated with reduced risk of pancreatic cancer in women First prospective study to date on nut consumption and pancreatic cancer in the Bristish Journal of Cancer Davis, CA, November 7, 2013 – In a large prospective study published online ...

Getting to grips with seizure prediction A device that could predict when a person with epilepsy might next have a seizure is one step closer to reality thanks to the development of software by researchers in the USA. Details are to be published in a forthcoming issue of the ...

Programmed nanoparticles organize themselves into highly complex nanostructures New principle for the self-assembly of patterned nanoparticles published in NATURE may have important implications for nanotechnology and future technologies Animal ...

Hartz IV reform did not reduce unemployment in Germany Impact of the Hartz IV reform on curbing unemployment in Germany proved to be exceptionally low The Hartz IV reform of the German labor market has been one of the most controversial ...

New study shows trustworthy people are perceived to look similar to ourselves When a person is deemed trustworthy, we perceive that person's face to be more similar to our own, according to a new study published in Psychological Science. A team of scientists ...

Why stem cells need to stick with their friends Scientists at University of Copenhagen and University of Edinburgh have identified a core set of functionally relevant factors which regulates embryonic stem cells' ability for self-renewal. A key aspect ...

Nanoparticles can overcome drug resistance in breast cancer cells Nanoparticles filled with chemotherapeutic drugs can kill drug-resistant breast cancer cells, according to a study published in the scientific journal Biomaterials. Nanoparticles are just as small, ...

Research shows that the more chocolate you eat, the lower your body fat level is University of Granada researchers from the Faculty of Medicine and the Faculty of Physical Activity and Sports Sciences have scientifically disproven the old belief ...

Clotting protein hardens aging hearts Rice U. researchers link von Willebrand factor to heart-valve calcium deposits Heart valves calcify over time, and Rice University scientists are beginning to understand why. The Rice lab of bioengineer Jane Grande-Allen found through studies ...

Researchers build muscle in diseased mice; create human muscle cells in a dish New zebrafish technique quickly finds potential treatments for multiple diseases Skeletal muscle has proved to be very difficult to grow in patients with muscular dystrophy ...

A bio patch that can regrow bone Potential uses for dental, from implants to craniofacial defects Researchers at the University of Iowa have created a bio patch to regenerate missing or damaged bone by putting DNA into a nano-sized particle that delivers bone-producing ...

Grandiose narcissism reflects US presidents' bright and dark sides Narcissus, the physically flawless character of Greek mythology who wound up falling in love with his own reflection, hardly seems like a good role model. For those dreaming of becoming president ...

Carnegie Mellon researchers use inkblots to improve security of online passwords GOTCHA scheme could foil growing problem of automated brute force attacks PITTSBURGH—Carnegie Mellon University computer scientists have developed a new password system that incorporates ...

Researchers regrow hair, cartilage, bone, soft tissues Enhancing cell metabolism was an unexpected key to tissue repair Young animals are known to repair their tissues effortlessly, but can this capacity be recaptured in adults? A new study from researchers ...