Astrocytes powered by norepinephrine during fear-memory formation

Norepinephrine released in the locus coeruleus during fear learning is accompanied by increased calcium and cAMP levels in nearby astrocytes.
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Protein antigens in meat, milk, and other foods suppress gut tumors

Food antigens were found to prevent small intestinal tumors in gut-tumor prone mice by making ensuring we have enough T cells for defense.
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First hydride-ion battery that works at room temperature

Researchers develop a new solid electrolyte that can conduct hydride ions, thus allowing better hydrogen-based batteries and fuel cells.
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Brain clock ticks differently in autism

A new brain imaging study shows that autistic severity is linked to how long certain regions of the brain store information.

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ERRg predicts atrial fibrillation and hidden comorbidity

Polygenic risk scores based on the genetic data from more that a million people predicted atrial fibrillation, stroke, and mortality.
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Longevity in supercentenarians linked to cytotoxic T-cells

Blood analysis in supercentenarians showed that they have many more cytotoxic CD4 T-cells than people with average life spans.
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Artificial gravity protects the immune system of mice in space

Mice who experienced artificial gravity on the ISS suffered less damage to their immune system (thymus) than weightless mice did.
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A new imaging biomarker for the aging brain

Enlarged ventricles is a sign of an aging brain. New research shows that this phenomenon can be predicted by lagging brain circulation that is detected by MRI.
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Centennial RIKEN Research

???This Spring we’ve put together a special centennial issue of RIKEN Research ???

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Blood cell mutations linked to leukemia are inevitable

Researchers show that blood cell mutations increase with age identify risk factors for developing leukemia in Japanese and European populations.
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Nanocarrier spray: better crops without genetic modification

Gene expression, but not genomes, altered in plants and crops with a spray containing bioactive molecules tethered to nanocarrier peptides
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Recipe for hydrogen: sprinkle manganese oxide with iridium atoms, add water

A few iridium atoms also go a long way. When sprinkled on manganese oxide, hydrogen is produced with 95% less iridium!
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Talking science Illustration with Misaki Ouchida

Whether it’s bird anatomy or science cartoons, Masaki Ouchida can do it all. She spoke with us about her career in science illustration, from the US to Japan.
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Super-thin wearable electronics just got more flexible

A method for making super-flexible and ultra-thin wearable electronics uses water-vapor plasma to create gold-gold bonds.
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Artificial gravity protects the immune system of mice in space

Mice who experienced artificial gravity on the ISS suffered less damage to their immune system (thymus) than weightless mice did.
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Diazoxide pills for Alzheimer’s disease?

Drug therapy with with diazoxide relieved symptoms of Alzheimer’s disease in the brains of mice and improved memory.
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