RIKEN Research Winter Issue

It’s almost the end of the year and a here’s an early holiday present! The winter issue of RIKEN Research is here, covering plant parasites, depression, atomic clocks, and more! Enjoy!

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Transgenic plants ??on acid survive without water

Scientists designed transgenic plants that survive drought-like conditions by bumping up acetic acid production only when water is scarce.

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Supermassive black holes still dark and mysterious

For the first time, scientists have measured the strength of magnetic fields near supermassive black holes and something doesn’t add up.

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Running away from carbon dioxide: the terminal connection

Even fish want to avoid carbon dioxide. Now we know that they can because of chemosensation and the Terminal Nerve.

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Melatonin in mice, circadian rhythms, and daily torpor

A new breed of lab mouse allows the study of naturally occurring melatonin. These mice will adjust better to jetlag than regular lab mice and experience daily torpor.
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How group size affects cooperation: Insights from brain science

Using the prisoners dilemma game, brain scientists showed that larger group size reduces cooperation.
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Two genes that regulate how much we dream

An international research team led by RIKEN BDR has identified a pair of genes that regulate how much REM (dream) and non-REM sleep an animal experiences.

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Superfly flight simulator helps unravel navigation in the brain

Optical imaging neural activity in flies as they use a flight simulator can help us understand how the brain codes navigation.

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Tape and vermilion: ingredients for mapping artifact origins

Vermilion samples taken from ancient artifacts with sulfur-free tape can tell us about trade patterns 3000 years ago.
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Dopamine reduces beta-amyloid plaques in Alzheimer’s disease

Increasing dopamine in the brains of AD model mice led to increased neprilysin, which broke down amyloid-beta plaques and improved memory.
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Strong emotions plus non-REM sleep equals longer-lasting perceptual memories

Perceptual memories linked to positive emotions, such as joy or happiness, are strengthened during sleep, specifically during periods of deep non-REM sleep.
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Cyborg cockroaches to the rescue!

The key to this remote-controllable cyborg cockroach is a solar-cell rechargeable battery and an ultrathin flexible backpack.
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Introducing Nikola, the emotional android boy

A new android named Nikola will help researchers study facial expressions, emotions, and social interactions.
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Why (mouse) mothers take risks to protect their infants

The calcitonin receptor and its ligand amylin act in the brain to motivate mouse mothers to protect their pups, even in risky/dangerous situations.
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Transgenic plants ??on acid survive without water

Scientists designed transgenic plants that survive drought-like conditions by bumping up acetic acid production only when water is scarce.

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How does gravity affect antimatter?

Scientists find that antimatter reacts to gravity the same way that regular matter does.
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