Results 51 to 60 of about 25,226,865 (340)

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

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

Predicting olfactory receptor neuron responses from odorant structure [PDF]

open access: yes, 2007
Background Olfactory receptors work at the interface between the chemical world of volatile molecules and the perception of scent in the brain. Their main purpose is to translate chemical space into information that can be processed by neural circuits ...
De Bruyne, Marien   +11 more
core   +1 more source

Reassembling a system from the sensor to cerebral representation: the olfactory system in vitro. [PDF]

open access: yes, 2008
An odorant's code is represented by activity in a dispersed ensemble of olfactory sensory neurons in the nose, activation of a specific combination of groups of mitral cells in the olfactory bulb and is considered to be mapped at divergent locations in ...
Markopoulos, Foivos   +3 more
core   +1 more source

Signal Detection and Coding in the Accessory Olfactory System

open access: yesChemical Sensors, 2018
In many mammalian species, the accessory olfactory system plays a central role in guiding behavioral and physiological responses to social and reproductive interactions.
Julia Mohrhardt   +4 more
semanticscholar   +1 more source

Sensory memory for odors is encoded in spontaneous correlated activity between olfactory glomeruli [PDF]

open access: yes, 2006
Sensory memory is a short-lived persistence of a sensory stimulus in the nervous system, such as iconic memory in the visual system. However, little is known about the mechanisms underlying olfactory sensory memory.
Menzel, Randolf   +5 more
core   +1 more source

An update on anatomy and function of the teleost olfactory system

open access: yesPeerJ, 2019
About half of all extant vertebrates are teleost fishes. Although our knowledge about anatomy and function of their olfactory systems still lags behind that of mammals, recent advances in cellular and molecular biology have provided us with a wealth of ...
J. Olivares, O. Schmachtenberg
semanticscholar   +1 more source

Optophysiological analysis of pattern classification strategies in the zebrafish olfactory bulb [PDF]

open access: yes, 2012
Classification of overlapping activity patterns is a common problem for sensory systems. For a robust representation of sensory stimuli, neuronal circuits should generalize over input patterns reflecting variations of the same stimulus but separate ...
Niessing, Jörn
core   +1 more source

Quantitative analysis of the olfactory system in pediatric epilepsy: a magnetic resonance imaging study [PDF]

open access: yes, 2023
PURPOSEOlfactory dysfunction is a well-known complication in epilepsy. Studies have demonstrated that olfactory bulb volume (OBV), olfactory tract length (OTL), and olfactory sulcus depth (OSD) can be reliably evaluated using magnetic resonance imaging ...
Şükrü Şahin   +3 more
core   +1 more source

The olfactory pathway in the peracarid crustacean Parhyale hawaiensis (Malacostraca): new insights into the evolution of olfactory processing in Pancrustacea

open access: yesOpen Biology
Our current understanding of the functional morphology of olfactory systems in arthropods largely relies on information obtained in hexapods. Existing analyses of the olfactory pathway in crustacean representatives have suggested that these animals share
Katja Kümmerlen   +2 more
doaj   +1 more source

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