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Science News Archive March 2018 - Page 37


Page 37 of 41

Technique to see objects hidden around corners

The Stanford team has developed an efficient algorithm to process final images from non-line-of-sight imaging, overcoming a significant challenge in capturing 3-D structure of hidden objects. The system can produce images of out-of-view objects in under a second and is computationally efficient enough to run on regular laptops.

SourceStanford University·JournalNature·DateMar 5, 2018

Capturing brain signals with soft electronics

Researchers have developed high-density stretchable electrode grids for long-term stable neural recording, overcoming challenges in biocompatibility and mechanical properties. The breakthrough enables crucial applications in biomedical engineering, including diagnosing and treating neurological disorders such as epilepsy.

SourceLinköping University·JournalAdvanced Materials·DateMar 5, 2018

Biochemists zero in on key molecules that enable cells to crawl

Biochemists have made a discovery that sheds light on the molecular machinery that allows some cells to wiggle their way through tissues. The researchers identified two locations on Arp2/3 where an activator protein touches, promoting cell motility and potentially leading to new opportunities for cancer treatment.

SourceUniversity of Oregon·JournalProceedings of the National Academy of Sciences·DateMar 5, 2018

Novel PET imaging agent targets copper in tumors, detects prostate cancer recurrence early

A novel nuclear medicine imaging agent targeting copper accumulation in tumors detects prostate cancer recurrence early in patients with biochemical relapse. The new imaging agent, copper-64 chloride (64CuCl2), has a higher detection rate than fluorine-18-choline-PET/CT in patients with low levels of PSA (<1 ng/ml).

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateMar 5, 2018

Submerged aquatic vegetation return is sentinel of Chesapeake Bay ecosystem recovery

A new study analyzing the impact of long-term nutrient reductions reveals a four-fold increase in Submerged Aquatic Vegetation (SAV) abundance in the Chesapeake Bay. This unprecedented event suggests that conservation efforts, including EPA's Total Maximum Daily Load (TMDL), are supporting ecosystem recovery.

SourceUniversity of Maryland Center for Environmental Science·JournalProceedings of the National Academy of Sciences·DateMar 5, 2018

Controlled coupling of light and matter

Researchers have successfully harnessed the power of quantum mechanics by controlling the interaction between light and matter at room temperature. By using plasmonic nanoresonators to concentrate electromagnetic energy, they enabled the re-absorption of photons by quantum emitters with high probability.

SourceUniversity of Würzburg·JournalScience Advances·DateMar 5, 2018

Researchers use health data to predict who will use opioids after hospitalization

Researchers developed a statistical model to predict hospitalized patients at risk of progressing to chronic opioid therapy. The model correctly identified high-risk patients in 79% of cases and was found to be highly associated with variables such as substance use disorder, benzodiazepine receipt, and surgical procedures during hospit...

SourceUniversity of Colorado Anschutz Medical Campus·JournalJournal of General Internal Medicine·DateMar 5, 2018

U CO2 sensor network shows effects of metro growth

The U CO2 sensor network, the only multisite urban CO2 network worldwide with over a decade of continuous measurements, shows that suburban sprawl significantly impacts metro area CO2 emissions. The network reveals that suburban expansion increases CO2 emissions more than similar population growth in urban areas.

New tool for the crystallization of proteins

A new method has been developed to crystallize membrane proteins of any type or size, allowing researchers to elucidate their structure. The technique uses lipid-water mixtures to create self-assembled channels that enable large proteins to be crystallized.

SourceETH Zurich·JournalNature Communications·DateMar 5, 2018

Sexual behavior of university students

The study found that university students lack knowledge of responsible sexuality and family planning methods. Girls tend to have healthier attitudes and more knowledge about sexual health, but both sexes show little awareness of sexually transmitted infections. The researchers highlight the importance of sex education in universities.

SourceUniversity of Seville·JournalReproductive Health·DateMar 5, 2018