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Neurons derived from human induced pluripotent stem cells fill in for lost dopamine neurons in a primate model of the disease.

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image: Robotic Patch Clamping Gains Eyes

Robotic Patch Clamping Gains Eyes

By Diana Kwon | August 30, 2017

Two groups of scientists combined automation with two-photon microscopy to target and record specific neurons in living animals. 

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image: Global Patterns of Human Epigenetic Variation

Global Patterns of Human Epigenetic Variation

By Ashley Yeager | August 28, 2017

A study of five far-flung human populations gives clues to adaptations to environmental pressures.

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image: Quantitating Glycans for Biomarker Discovery

Quantitating Glycans for Biomarker Discovery

By Amanda Keener | August 28, 2017

Techniques for comparing the relative abundances of glycans and glycoproteins in clinical samples

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image: Custom-Made Molecules

Custom-Made Molecules

By Ruth Williams | August 21, 2017

A new prototype machine can make the biological molecules of one’s choice from digital DNA sequences.

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image: Primate Brains Made to See Old Objects as New Again

Primate Brains Made to See Old Objects as New Again

By Abby Olena | August 17, 2017

Optogenetic stimulation of the perirhinal cortex can cause macaques to process never-before seen-objects as familiar and known objects as brand new.

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image: What the Sun Does to Photoreceptors

What the Sun Does to Photoreceptors

By Catherine Offord | August 16, 2017

Optometrist and eclipse-chaser Ralph Chou describes how even a partially eclipsed sun can damage the eye.

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image: A Potential Remedy for the Aging Brain

A Potential Remedy for the Aging Brain

By Aggie Mika | August 8, 2017

In mice, injected fragments of a naturally occurring protein boost memory in young and old animals and improve cognition and mobility in a model of neurodegenerative disease. 

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image: Chemogenetics Doesn’t Work Like Many Thought

Chemogenetics Doesn’t Work Like Many Thought

By Kerry Grens | August 4, 2017

A study finds the so-called DREADD method of manipulating neurons using a drug called CNO actually works via clozapine.

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image: Zebrafish Embryos Survive Deep Freeze and Quick Thaw

Zebrafish Embryos Survive Deep Freeze and Quick Thaw

By Ashley Yeager | July 28, 2017

In a first, scientists reanimate the fish using embedded gold nanoparticles that heat up cells by absorbing laser light.

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