Results 131 to 140 of about 22,702,598 (412)

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

Exploring the Latent Information in Spatial Transcriptomics Data via Multi‐View Graph Convolutional Network Based on Implicit Contrastive Learning

open access: yesAdvanced Science, EarlyView.
STMIGCL is an implicit contrastive learning‐based multi‐view graph convolutional network framework designed for downstream tasks such as spatial domain recognition, trajectory inference, and spatially variable gene identification. By combining multi‐view learning with contrastive learning and employing contrastive learning methods that enhance contrast
Sheng Ren   +5 more
wiley   +1 more source

Trade-off between sensitivity and selectivity in olfactory receptor neuron [PDF]

open access: yesarXiv, 2018
It was observed before that due to convergence in the olfactory system a possible amplification can be as large as the degree of convergence. This is in the case when a single impulse from the converging inputs is enough to trigger the secondary neuron.
arxiv  

CD36 is involved in oleic acid detection by the murine olfactory system

open access: yesFrontiers in Cellular Neuroscience, 2015
Olfactory signals influence food intake in a variety of species. To maximize the chances of finding a source of calories, an animal’s preference for fatty foods and triglycerides already becomes apparent during olfactory food search behavior.
Sonja Oberland   +6 more
semanticscholar   +1 more source

Therapeutic Delivery of circDYM by Perillyl Alcohol Nanoemulsion Alleviates LPS‐Induced Depressive‐Like Behaviors

open access: yesAdvanced Science, EarlyView.
PANEs are specifically designed to enhance the brain delivery efficiency of circDYM compared to commercialized lipid nanoparticles (LNPs). Intranasal administration of PANE‐circDYM effectively alleviated LPS‐induced depressive‐like behaviors by mitigating neuroinflammation and promoting neuroplasticity.
Feng Gao   +11 more
wiley   +1 more source

Wildlife Neuroanatomy: three studies of environmentally significant fishes [PDF]

open access: yes, 2022
The olfactory epithelium of teleost fish contains different olfactory sensory neurons; ciliated, microvillous, and crypt cells. Using immunohistochemistry, microvillous and crypt cell olfactory neurons were visualized using calretinin and S100 antibodies
Quenneville, Kristyn
core   +1 more source

Fast odour dynamics are encoded in the olfactory system and guide behaviour

open access: yesNature, 2021
Tobias Ackels   +8 more
semanticscholar   +1 more source

Development of Carbon‐11 Labeled Pyrimidine Derivatives as Novel Positron Emission Tomography (PET) Agents Enabling Brain Sigma‐1 Receptor Imaging

open access: yesAdvanced Science, EarlyView.
Novel carbon‐11 labeled pyrimidine derivatives are developed as PET imaging probes for visualizing sigma‐1 receptors in the brain. [11C]CNY‐01 demonstrates superior brain uptake and binding specificity in both rodents and non‐human primates. The study reveals decreased sigma‐1 receptor expression in Alzheimer's disease, offering a promising tool for ...
Ping Bai   +12 more
wiley   +1 more source

Reduced social attention in autism is magnified by perceptual load in naturalistic environments

open access: yesAutism Research, Volume 15, Issue 12, Page 2310-2323, December 2022., 2022
Abstract Individuals with autism spectrum conditions (ASC) describe differences in both social cognition and sensory processing, but little is known about the causal relationship between these disparate functional domains. In the present study, we sought to understand how a core characteristic of autism—reduced social attention—is impacted by the ...
Amanda J. Haskins   +5 more
wiley   +1 more source

Odor recognition and segmentation by a model olfactory bulb and cortex [PDF]

open access: yesNetwork: Computation in Neural Systems 11, 83-102 (2000), 2000
We present a model of an olfactory system that performs odor segmentation. Based on the anatomy and physiology of natural olfactory systems, it consists of a pair of coupled modules, bulb and cortex. The bulb encodes the odor inputs as oscillating patterns.
arxiv  

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