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Science News Archive February 2019 - Page 22


Page 22 of 40

Molecular Lego blocks

A team of researchers from TUM used computational screening and data mining to analyze 64,000 organic compounds, identifying key structural frameworks and functional groups that facilitate favorable charge transport. The study reveals the importance of molecular design in creating efficient electronic components.

SourceTechnical University of Munich (TUM)·JournalChemistry of Materials·DateFeb 14, 2019

Study on measles transmission in China have implications for controlling the epidemic worldwide

Researchers at Columbia University Mailman School used a new model-inference system to estimate population susceptibility and demographical characteristics in three key locations in China. The study found that catch-up vaccination targeting migrant populations may be an efficient means of controlling current epidemics in big cities, wh...

Teens living in US states allowing medical marijuana smoke less cannabis

A large-scale study of American high school students found that legalizing medicinal marijuana has led to a drop in cannabis use among teenagers. The study, which used data from over 800,000 students across 45 states, found a 1.1% reduction in teen cannabis smokers in states with medical marijuana laws compared to those without.

SourceTaylor & Francis Group·JournalThe American Journal of Drug and Alcohol Abuse·DateFeb 14, 2019

Diet could help runners beat stomach issues

A new study published in the Journal of the International Society of Sports Nutrition found that a low FODMAP diet reduces exercise-related gastrointestinal symptoms and improves perceived ability to exercise. The research involved a group of healthy recreational exercisers who followed two eating plans with varying FODMAP content.

SourceAnglia Ruskin University·JournalJournal of the International Society of Sports Nutrition·DateFeb 14, 2019

Brain pathways of aversion identified

Researchers at Karolinska Institutet have mapped brain networks that control the habenula, a structure linked to feelings of discomfort and aversion. The study suggests a specific pathway that can be modulated using optogenetics, offering hope for developing new treatments for depression and anxiety disorders.

SourceKarolinska Institutet·JournalMolecular Psychiatry·DateFeb 14, 2019

What happens to magnetic nanoparticles once in cells?

Magnetic nanoparticles break down within stem cells, releasing iron that's stored in non-magnetic form or used to create new magnetic particles. This phenomenon may help explain the presence of natural magnetism in human cells.

SourceCNRS·JournalProceedings of the National Academy of Sciences·DateFeb 14, 2019

Get fit for a fit gut

Research suggests that higher cardiorespiratory fitness is associated with greater gut microbiota diversity, independent of body fat percentage. The study found that exercise at a high intensity improved gut microbiota diversity in cancer survivors.

SourceThe Physiological Society·JournalExperimental Physiology·DateFeb 14, 2019

Hailey Herleman receives Distinguished Early Career Contributions-Practice Award from SIOP

Dr. Hailey Herleman has made significant contributions to the practice of industrial-organizational psychology through her thought leadership, exceptional service to clients, and collaborative approach to applying analytics to workforce issues. She is a recipient of the Distinguished Early Career Contributions-Practice Award from SIOP.

AAAS recognizes three universities with Bronze Awards for STEM equity achievement change

The American Association for the Advancement of Science (AAAS) has recognized Boston University, University of California, Davis, and University of Massachusetts Lowell for their efforts to promote diversity and inclusion in STEM fields. The institutions have made significant changes to address barriers to equity and inclusion.

Decoding the human immune system

Scientists have sequenced a key part of the human immune system, discovering unexpected overlaps between adults and infants' antibody sequences. This finding could provide potential new targets for vaccines and treatments that work across populations.

SourceHuman Immunome Project·JournalNature·DateFeb 13, 2019