Neuroscience

New fluorescent protein permanently marks neurons that fire

A new tool developed at the Howard Hughes Medical Institute's Janelia Research Campus lets scientists shine a light on an animal's brain to permanently mark neurons that are active at a particular time. The tool—a fluorescent ...

Neuroscience

Researchers identify receptors activated by odors

A group of physiologists led by University of Kentucky's Tim McClintock have identified the receptors activated by two odors using a new method that tracks responses to smells in live mice.

Neuroscience

Real-time readout of neurochemical activity

Scientists have created cells with fluorescent dyes that change color in response to specific neurochemicals. By implanting these cells into living mammalian brains, they have shown how neurochemical signaling changes as ...

Neuroscience

Researchers profile active genes in neurons based on connections

(Medical Xpress)—When it comes to the brain, wiring isn't everything. Although neurobiologists often talk in electrical metaphors, the reality is that the brain is not nearly as simple as a series of wires and circuits. ...

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