Widespread transneuronal propagation of α-synucleinopathy triggered in olfactory bulb mimics prodromal Parkinson's disease

NL Rey, JA Steiner, N Maroof, KC Luk… - Journal of Experimental …, 2016 - rupress.org
Parkinson's disease (PD) is characterized by the progressive appearance of intraneuronal
Lewy aggregates, which are primarily composed of misfolded α-synuclein (α-syn). The …

Learning‐dependent neurogenesis in the olfactory bulb determines long‐term olfactory memory

S Sultan, N Mandairon, F Kermen, S Garcia… - The FASEB …, 2010 - Wiley Online Library
Inhibitory interneurons of the olfactory bulb are subjected to permanent adult neurogenesis.
Their number is modulated by learning, suggesting that they could play a role in plastic …

[HTML][HTML] Neural processing of the reward value of pleasant odorants

M Midroit, L Chalençon, N Renier, A Milton… - Current Biology, 2021 - cell.com
Pleasant odorants are represented in the posterior olfactory bulb (pOB) in mice. How does
this hedonic information generate odor-motivated behaviors? Using optogenetics, we report …

Population coding in an innately relevant olfactory area

G Iurilli, SR Datta - Neuron, 2017 - cell.com
Different olfactory cortical regions are thought to harbor distinct sensory representations,
enabling each area to play a unique role in odor perception and behavior. In the piriform …

Partial depletion of dopaminergic neurons in the substantia nigra impairs olfaction and alters neural activity in the olfactory bulb

W Zhang, C Sun, Y Shao, Z Zhou, Y Hou, A Li - Scientific Reports, 2019 - nature.com
Olfactory dysfunction is a major non-motor symptom that appears during the early stages of
Parkinson's Disease (PD), a neurodegenerative disorder characterized by loss of …

Suppression of IGF‐I signals in neural stem cells enhances neurogenesis and olfactory function during aging

Z Chaker, S Aïd, H Berry, M Holzenberger - Aging cell, 2015 - Wiley Online Library
Downregulation of insulin‐like growth factor (IGF) pathways prolongs lifespan in various
species, including mammals. Still, the cellular mechanisms by which IGF signaling controls …

[HTML][HTML] Topographical representation of odor hedonics in the olfactory bulb

F Kermen, M Midroit, N Kuczewski, J Forest… - Nature …, 2016 - nature.com
Hedonic value is a dominant aspect of olfactory perception. Using optogenetic manipulation
in freely behaving mice paired with immediate early gene mapping, we demonstrate that …

Locus coeruleus degeneration exacerbates olfactory deficits in APP/PS1 transgenic mice

NL Rey, D Jardanhazi-Kurutz, D Terwel… - Neurobiology of …, 2012 - Elsevier
Neuronal loss in the locus coeruleus (LC) is 1 of the early pathological events in Alzheimer's
disease (AD). Projections of noradrenergic neurons of the LC innervate the olfactory bulb …

Involvement of newborn neurons in olfactory associative learning? The operant or non-operant component of the task makes all the difference

N Mandairon, S Sultan, M Nouvian… - Journal of …, 2011 - Soc Neuroscience
New neurons are continuously generated in the adult mammalian olfactory bulb. The role of
these newborn neurons in olfactory learning has been debated. Blocking the addition of …

[HTML][HTML] Tropospheric ozone effect on olfactory perception and olfactory bulb dopaminergic interneuron excitability

A Pignatelli, M Benedusi, M Barbieri, A Pecorelli… - Neurotoxicology, 2024 - Elsevier
Ozone (O 3) forms in the Earth's atmosphere, both naturally and by reactions of man-made
air pollutants. Deleterious effects of O 3 have been found in the respiratory system. Here, we …