Sentences with phrase «olfactory bulb neurons»
In rats, olfactory bulb neurons use simple «linear summation'to make sense of fluctuating odor inputs from the surrounding environment...
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The neurons send their signals to the brain's olfactory bulb, where each of thousands of little clusters of neurons called glomeruli receives input from olfactory neurons with just one receptor type.
The brain (specifically, the olfactory bulb and olfactory cortex) then looks at the combination of sensory neurons activated at any given time and interprets that pattern in the context of previous patterns that have been experienced and other kinds of available information.
A unique form of carbon dating, made possible by the Cold War, suggests that new neurons rarely survive in the human olfactory bulb after birth
The virus appears to invade the brain by infecting a type of glial cell called olfactory ensheathing cells (OECs), which nourish smell - sensing neurons and guide them from the olfactory bulb to their targets in the nervous system.
Neurons in the mouse olfactory bulb fire in a relatively narrow range, up to a few hundred times per second.
The team was able to view the responses of tens of neurons at a time to signals arriving in the olfactory bulb from the mouse's odor detectors, called olfactory sensory neurons, located in the nose.
Published in Neuron, scientists at Cold Spring Harbor Laboratory (CSHL) report their discovery of a neural circuit in the mouse olfactory bulb that explains how our mammalian cousins (and by extension, we) are able to adjust the gain on intense odors.
The scientists focused on the production of new neurons in adult mice, in particular those neurons that integrate into the olfactory bulb, the brain region responsible for analyzing odors.
Normal mice with p16 had fewer neural stem cells in one part of the brain and fewer new neurons in the olfactory bulb, again demonstrating p16's ability to inhibit regeneration.
They then tracked neurons as they migrated from region to region of the brain and found that new neurons oriented in the direction of fluid flow rather than the direction of their ultimate destination in the olfactory bulb.
Whereas 65 percent of new neurons in wild mice ended up in the olfactory bulb, little more than 9 percent of the mutants» neurons were able to complete the journey.
Guidepost neurons for the lateral olfactory tract: Expression of metabotropic glutamate receptor 1 and innervation by glutamatergic olfactory bulb axons.