Social contact-seeking behavior and loneliness in the brain

Levels of the peptide amylin in the brain are related to loneliness; activating amylin neurons in the MPOA drives isolated mice to seek social contact.
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Electrolithoautotrophs

Learn what electrolithoautotrophs are and how the scientists proved that A. ferrooxidans can use electric potential to fuel growth.
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Gene regulator that allows plant rehydration after drought

New genetic insights into the plant rehydration process: this is why your plants don’t die after you forgot to water them.

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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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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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Predictive grid cells help self navigation in the brain

Scientists have discovered grid cells in the brain that map an animal’s (or human’s) future position in space.
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This gut microbe might protect against diabetes and reduce insulin resistance

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Evolution of the inner ear: insights from jawless fish

A new story for inner ear evolution based on the developmental patterning found in hagfish, one of two extant jawless vertebrates and a link to the last common ancestor of modern jawed vertebrates.

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COVID-19: Changing the way we do research

COVID-19 series — Part #4: Team Leader Aki Minoda from RIKEN IMS talks about how the pandemic has affected the way we work.
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RIKEN Research Spring issue is here

Just a quick post to let you know that the Spring issue of RIKEN Research Magazine came out towards the end of March. This issue covers issues including the discovery of element 113, earth-friendly pesticides, and the secrets of a rice-killing fungal toxin. Enjoy!

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Trigger region found for epileptic absence seizures

A mouse model shows that absence seizures are triggered by faulty connections between the cortex and fast-spiking neurons in the striatum.

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Deep-brain exploration with nanomaterials

A new way to optogenetically activate neurons deep in the brain using infrared light and upconversion nanoparticles. It’s non-invasive!

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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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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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Eating a high fat diet without getting obese?

Scientists discover that without innate immune cells in the intestines, eating a high fat diet does not lead to obesity in mice.
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New lab-grown retinal sheets almost ready for clinical trials

A new retinal transplant technique works by preventing bipolar cells from maturing in lab-grown retinal sheets.
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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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