Big news in iPS cell transplants

iPS cell-derived retinal cells have been successfully transplanted from one monkey to another without need of immunosuppressant drugs.

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Zebrafish imagine a danger-free future to avoid threats in virtual reality

By imaging the brain while zebrafish “swim” in virtual reality, scientists have learned that even fish can create internal models to predict future outcomes.
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Boosting betaine may be a treatment for schizophrenia

Supplementing model mice with glycine betaine (trimethylglycine), a compound originally derived from beets, can alleviate symptoms of schizophrenia.
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Freedom from fear ?‍♀️

Researchers discover a dopaminergic circuit in the brain that allows fear associations to disappear when there isn’t anything to be afraid of anymore.

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What’s that smell? The advantage of sniffing

Rhythmic sniffing boosts phase-coded neuronal signals in the mouse olfactory bulb that allow odors to be identified.

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Stem cell exhaustion and proliferation: An aging fly’s tale

Blocking the gene ced-6 led to stem cell exhaustion in aging fruit flies and prevented repair of damaged intestines.
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In living color: imaging the brain with synthetic bioluminescence

A new way to image the brain from outside the head using bioluminescence.

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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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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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Hepatoma (liver cancer) blocked by a sugar look-a-like

A sugar (fucose) analog can prevent liver cancer (hepatoma) from invading healthy liver cells.

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Social novelty in the brain: haven’t I seen you someplace before?

Social novelty and contextual novelty are segregated in the SuM region of the hypothalamus and in projections to the hippocampus, allowing memories of meeting new people to be formed separately from memories of new places.
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Japanese people are a mixture of three separate ancestral groups

A new study shows that the current Japanese population is derived from 3 ancestral groups, one of which brought Denisovan DNA to the party.
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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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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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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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Green hydrogen production for fuel cells and fertilizers

A new method of water electrolysis avoids rare metals, making hydrogen production green and sustainable.
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