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» physiology, immunology and neuroscience

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image: Guiding Light

Guiding Light

By | October 1, 2014

Retinal glial cells acting as optical fibers shuttle longer wavelengths of light to individual cones.


image: Sound and Light Show

Sound and Light Show

By | October 1, 2014

Sounds trigger a response in the visual cortex that predicts how accurately a person can identify a visual target.

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image: Nutrient-Sensing Neurons

Nutrient-Sensing Neurons

By | June 1, 2014

Using just three dopaminergic neurons, Drosophila larvae can sense whether a food source lacks a full roster of essential amino acids.

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image: Long-Distance Call

Long-Distance Call

By | May 1, 2014

Neurons may use interferon signals transmitted over great distances to fend off viral infection.


image: Avoiding Salt

Avoiding Salt

By | January 1, 2014

In a newly identified tropism, plant roots steer clear of salinity.


image: Neurons On Demand

Neurons On Demand

By | January 1, 2014

Astrocytes in the adult mouse brain can be reprogrammed into neuronal precursors, then neurons, in vivo.


image: Herring Impaired

Herring Impaired

By | December 1, 2013

Changing ion channel densities allows fish to tune their hearing to male reproductive calls during breeding periods. 


image: Flexible Cells

Flexible Cells

By | September 1, 2013

When stretched, lung cells signal to each other by releasing ATP.


image: Remodeling Myelin

Remodeling Myelin

By | August 1, 2013

New oligodendrocytes in the adult mouse brain appear to remodel existing myelin sheaths, which may fine-tune the speed of nerve impulses.


image: Viruses on the Brain

Viruses on the Brain

By | May 1, 2013

Viral infections of the central nervous system may trigger cytokines that induce seizures.


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