Results 31 to 40 of about 263,442 (328)

Olfactory System

open access: yes, 2001
There are two different olfactory systems in man: one for self-preservation (classical olfactory system) and one for the propagation of the species (vomeronasal system). Both systems have a considerable impact on subcortical centers and particularly on emotional reactions, but only stimulation of the classical olfactory system is consciously perceived.
Scherer, H., Quast, A.
openaire   +2 more sources

Analyzing the structure and function of neuronal circuits in zebrafish

open access: yesFrontiers in Neural Circuits, 2013
The clever choice of animal models has been instrumental for many breakthrough discoveries in life sciences. One of the outstanding challenges in neuroscience is the in-depth analysis of neuronal circuits to understand how interactions between large ...
Rainer eFriedrich   +2 more
doaj   +1 more source

The Olfactory Bulb in Companion Animals—Anatomy, Physiology, and Clinical Importance

open access: yesBrain Sciences, 2023
The Olfactory Bulb is a component of the Olfactory System, in which it plays an essential role as an interface between the peripheral components and the cerebral cortex responsible for olfactory interpretation and discrimination.
Rui Alvites   +5 more
doaj   +1 more source

Regulatory mechanisms in olfactory system assembly and function [PDF]

open access: yes, 2012
The mammalian sense of smell relies on the detection of odorants by a large family of G protein coupled receptors, encoded by ~1300 different genes in mice (Buck and Axel, 1991; Zhang et al., 2007).
Marks, Carolyn
core   +1 more source

3D standard brain of the red flour beetle Tribolium castaneum: a tool to study metamorphic development and adult plasticity

open access: yesFrontiers in Systems Neuroscience, 2010
The red flour beetle Tribolium castaneum is emerging as a further standard insect model beside Drosophila. Its genome is fully sequenced and it is susceptible for genetic manipulations including RNA-interference.
David Dreyer   +10 more
doaj   +1 more source

Environmental Engineering Applications of Electronic Nose Systems Based on MOX Gas Sensors

open access: yesSensors, 2023
Nowadays, the electronic nose (e-nose) has gained a huge amount of attention due to its ability to detect and differentiate mixtures of various gases and odors using a limited number of sensors.
Ali Khorramifar   +10 more
doaj   +1 more source

Purinergic Signaling in the Vertebrate Olfactory System

open access: yesFrontiers in Cellular Neuroscience, 2019
Adenosine 5′-triphosphate (ATP) is an ubiquitous co-transmitter in the vertebrate brain. ATP itself, as well as its breakdown products ADP and adenosine are involved in synaptic transmission and plasticity, neuron-glia communication and neural ...
Natalie Rotermund   +3 more
doaj   +1 more source

Sequential Sparsening by Successive Adaptation in Neural Populations [PDF]

open access: yes, 2009
In the principal cells of the insect mushroom body, the Kenyon cells (KC), olfactory information is represented by a spatially and temporally sparse code.
C Assisi   +5 more
core   +3 more sources

A dopamine-gated learning circuit underpins reproductive state-dependent odor preference in Drosophila females

open access: yeseLife, 2022
Motherhood induces a drastic, sometimes long-lasting, change in internal state and behavior in many female animals. How a change in reproductive state or the discrete event of mating modulates specific female behaviors is still incompletely understood ...
Ariane C Boehm   +10 more
doaj   +1 more source

Rapid evolution of chemosensory receptor genes in a pair of sibling species of orchid bees (Apidae: Euglossini). [PDF]

open access: yes, 2015
BackgroundInsects rely more on chemical signals (semiochemicals) than on any other sensory modality to find, identify, and choose mates. In most insects, pheromone production is typically regulated through biosynthetic pathways, whereas pheromone sensory
Brand, Philipp   +5 more
core   +3 more sources

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