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Science News Archive 2018 - Page 322


Page 322 of 473

Why cereal is better

Researchers discovered that two amino acids in the guard cells' protein SLAC1 enable grasses to quickly close their stomata and prevent water loss. This mechanism allows grasses to adapt better to drought, making them more suitable for water-scarce regions.

SourceUniversity of Würzburg·JournalCurrent Biology·DateApr 27, 2018

A shape to remember

Kyoto University scientists have developed a shape-memory effect in porous materials, which can change and retain their shapes. The new material, with a porosity of 46%, has been shown to adsorb carbon dioxide and retain its shape after multiple cycles.

SourceKyoto University·JournalScience Advances·DateApr 27, 2018

Black-oriented films can be highly profitable when marketed to all audiences, study finds

A study published in the Journal of Advertising Research found that both Black and White teens perceive Black-oriented media as being targeted towards them, suggesting the potential for increased profitability when marketed to a broader audience. The study surveyed 1,900 adolescents ages 14-17 about their movie preferences.

SourceUniversity of Pennsylvania·JournalJournal of Advertising Research·DateApr 27, 2018

First results announced for the AVIATOR 2 international multicenter registry

The AVIATOR 2 international registry found significant discrepancies between physician-perceived risks and calculated scores for stroke, ischemic risk, and bleeding in patients with AF undergoing PCI. The study used a novel smartphone-based survey to capture physician and patient perspectives on antithrombotic therapies after PCI.

SourceSociety for Cardiovascular Angiography and Interventions·JournalCatheterization and Cardiovascular Interventions·DateApr 27, 2018

Helmholtz researchers get to grips with a herpesvirus

Scientists at Helmholtz Zentrum München have identified 16 virus structures that can be attacked by killer T cells, which could lead to new therapies for immunocompromised individuals and patients with autoimmune diseases. The researchers discovered these targets using an algorithm and verified them in a large group of patients.

Research gives new ray of hope for solar fuel

A team of renewable energy experts at the University of Exeter has developed a new method to produce hydrogen from sunlight using a revolutionary photo-electrode. This breakthrough could create a virtually limitless energy source with zero carbon emissions and double the energy density of fossil fuels.

SourceUniversity of Exeter·JournalScientific Reports·DateApr 27, 2018

Tailoring blood cells in the laboratory

Scientists have engineered red blood cell lines to express fewer antigens, making them less immunogenic for patients with rare blood types. This breakthrough could lead to the development of more universal blood sources for transfusion patients.

SourceEMBO·JournalEMBO Molecular Medicine·DateApr 26, 2018

New clinical trial shows second generation drug-eluting stents are safe and effective

The PERSPECTIVE trial presents a comprehensive review of the safety, efficacy, and durability of Zotarolimus-Eluting Stents in treating chronic total occlusion. Treatment with second-generation drug-eluting stents resulted in lower occurrence of adverse events compared to previous DES trials.

SourceSociety for Cardiovascular Angiography and Interventions·JournalCatheterization and Cardiovascular Interventions·DateApr 26, 2018

Study sheds light on bacterial propeller assembly

A Japanese research team has uncovered new molecular details and provided a model explaining how stepwise flagellar assembly occurs in bacteria. The proposed model suggests that subtle changes in the ring's shape determine which proteins are exported to the growing flagellum, enabling its construction.

SourceOsaka University·JournalScience Advances·DateApr 26, 2018

From one, many

Researchers have developed a system to profile every cell in developing zebrafish and frog embryos, revealing the comprehensive landscape of gene expression events that mark new cell states and types. This work provides a significant resource for studying developmental biology and disease.

SourceHarvard Medical School·JournalScience·DateApr 26, 2018

Largest-ever study of thyroid cancer genetics finds new mutations, suggests immunotherapy

A large-scale study of thyroid cancer genetics has identified specific genes driving the disease and found that certain cancers can benefit from immunotherapy. The research also found amplifications of key receptor tyrosine kinases in anaplastic thyroid cancers, suggesting a potential target for treatment with lenvatinib.

SourceUniversity of Colorado Anschutz Medical Campus·JournalClinical Cancer Research·DateApr 26, 2018