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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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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Brainless memory makes the spinal cord smarter than previously thought

The spinal cord learns how to direct limb muscles to avoid aversive sensations and recalls the memories using separate neural circuitry. Oh, and without a brain!
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The brain’s GPS has a buddy system

In addition to encoding self location, brain cells in the rat hippocampus act like a GPS that encodes the location of other rats.

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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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Cubes of brain tissue allow drug discovery without animals

Modeling the blood-brain-barrier with brains-in-a-cube allows drug testing without the need for animals.
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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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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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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.
Read on

Kleefstra syndrome in mice reversed after birth

Researchers used a postnatal supply of GLP to reverse neural and behavioral symptoms of Kleefstra syndrome 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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Gene linked to intellectual ability affects memory replay in mice

Scientists have discovered a gene in mice that allows memory replay at rest, a process necessary for forming long-lasting memories in mice.

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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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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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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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Opossums are the first genome edited marsupials

A new piezoelectronic microinjection method has allowed the first successful genome editing in marsupials: albino opossums.
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