Subpopulations of projection neurons in the olfactory bulb

F Imamura, A Ito, BJ LaFever - Frontiers in Neural Circuits, 2020 - frontiersin.org
Generation of neuronal diversity is a biological strategy widely used in the brain to process
complex information. The olfactory bulb is the first relay station of olfactory information in the …

The olfactory bulb in companion animals—anatomy, physiology, and clinical importance

R Alvites, A Caine, GB Cherubini, J Prada… - Brain Sciences, 2023 - mdpi.com
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 …

Antagonistic odor interactions in olfactory sensory neurons are widespread in freely breathing mice

JD Zak, G Reddy, M Vergassola, VN Murthy - Nature communications, 2020 - nature.com
Odor landscapes contain complex blends of molecules that each activate unique,
overlap** populations of olfactory sensory neurons (OSNs). Despite the presence of …

How do mammals convert dynamic odor information into neural maps for landscape navigation?

A Sunil, O Pedroncini, AT Schaefer, T Ackels - Plos Biology, 2024 - journals.plos.org
Odors are transported by seemingly chaotic plumes, whose spatiotemporal structure
contains rich information about space, with olfaction serving as a gateway for obtaining and …

Effects of mechanosensory input on the tracking of pulsatile odor stimuli by moth antennal lobe neurons

H Tuckman, M Patel, H Lei - Frontiers in Neuroscience, 2021 - frontiersin.org
Air turbulence ensures that in a natural environment insects tend to encounter odor stimuli in
a pulsatile fashion. The frequency and duration of odor pulses varies with distance from the …

Spatiotemporal features of neurovascular (un) coupling with stimulus-induced activity and hypercapnia challenge in cerebral cortex and olfactory bulb

S James, S Sanggaard, A Akif… - Journal of Cerebral …, 2023 - journals.sagepub.com
Carbon dioxide (CO2) is traditionally considered as metabolic waste, yet its regulation is
critical for brain function. It is well accepted that hypercapnia initiates vasodilation, but its …

[HTML][HTML] Top-down feedback enables flexible coding strategies in the olfactory cortex

Z Chen, K Padmanabhan - Cell Reports, 2022 - cell.com
In chemical sensation, multiple models have been proposed to explain how odors are
represented in the olfactory cortex. One hypothesis is that the combinatorial identity of active …

Biohybrid Technology for the Detection of Ultralow Concentrations of Trinitrotoluene in Air

VN Kiroy, PO Kosenko, IE Shepelev… - Journal of Analytical …, 2023 - Springer
The technology is based on recording the focal activity (FA) of the olfactory bulb (OB) of rats
upon the exposure rats to trinitrotoluene (TNT) vapors in the concentration 4.7× 10–15 …

The spiking output of the mouse olfactory bulb encodes large-scale temporal features of natural odor environments

SM Lewis, LM Suarez, N Rigolli, KM Franks… - …, 2024 - pmc.ncbi.nlm.nih.gov
In natural odor environments, odor travels in plumes. Odor concentration dynamics change
in characteristic ways across the width and length of a plume. Thus, spatiotemporal …

Dynamic impairment of olfactory behavior and signaling mediated by an olfactory corticofugal system

RM Quintela, J Bauer, L Wallhorn, K Le… - Journal of …, 2020 - Soc Neuroscience
Processing of olfactory information is modulated by centrifugal projections from cortical
areas, yet their behavioral relevance and underlying neural mechanisms remain unclear in …