Confronting a string of epidemics including COVID-19

COVID-19 series — installment #1: RIKEN Executive Director Shigeo Koyasu talks about epidemics and what a good response looks like.
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Implantable blastocyst‐like cysts grown from stem cells

Embryo Organoids?! Blastocyst‐like cysts grown from pluripotent mouse stem cells were similar to natural blastocysts (early embryos).
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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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Cyborg microchip valve driven by earthworm muscle

This earthworm muscle-controlled biological microelectromechanical system (bio‐MEMS) could lead the way to next-generation medical implants.
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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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Organic nitrogen in soil helps crop growth

Scientists used a multi-omics analysis to show that soil solarization helps crops grow because it increases organic nitrogen in the soil.
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This gut microbe might protect against diabetes and reduce insulin resistance

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Brain tissue kept alive for weeks with new microfluidic device

A new microfluidic device can keep tissue cultures functional for weeks on an artificial membrane
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Blocking obesity with a protein-sugar combination

Discovery of an enzyme that prevents obesity in mice through glycosylation of a protein involved fat-cell differentiation.

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The first drug treatment for brain aneurysms (in mice)

Scientists discover that most aneurysms result from mutations. A mouse model shows they can be treated with drugs.
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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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Something smells fishy: categorizing odors in the brain

Calcium imaging and mathematical model explain how categories and mixtures of odors are represented in the fly brain and consistent across individual flies.
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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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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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New treatment assembles cancer drug inside the body

Cancer drugs assembled inside the body on cancer cells should reduce harmful side effects to other tissue.
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Next stop: clinical hair regeneration

A new recipe for continuous cyclical hair regeneration in mice. This means that the hair will continue to fall out and regrow like normal hair.
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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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