Results 11 to 20 of about 24,515 (293)

OOPS, the Ontology for Odor Perceptual Space: From Molecular Composition to Sensory Attributes of Odor Objects

open access: yesMolecules, 2022
When creating a flavor to elicit a specific odor object characterized by odor sensory attributes (OSA), expert perfumers or flavorists use mental combinations of odor qualities (OQ) such as Fruity, Green, and Smoky.
Alice Roche   +2 more
doaj   +2 more sources

The influence of odors on time perception [PDF]

open access: yesFrontiers in Psychology, 2016
The effect of an olfactory stimulation on the perception of time was investigated through two different experiments based on temporal bisection tasks. In experiment 1, the durations to be classified as either short or long were centered on 400 ms while ...
Jean-Louis eMillot   +2 more
doaj   +5 more sources

Determinants of Odor-Related Perception: Analysis of Community Response

open access: yesAtmosphere
This study intends to identify and quantify the individual, perceptual, and contextual factors associated with odor-related perception and to assess the perception of odor sources according to meteorological conditions.
Franciele Ribeiro Cavalcante   +8 more
doaj   +2 more sources

No Evidence That Hormonal Contraceptives Affect Chemosensory Perception

open access: yesi-Perception, 2021
The use of oral contraceptives (OC) in the form of a hormonal pill has been widespread for decades. Despite its popularity and long-time use, there is still much ambiguity and anecdotal reports about a range of potential side effects.
Martin Schaefer   +3 more
doaj   +2 more sources

A Review of the Effects of Valenced Odors on Face Perception and Evaluation

open access: yesi-Perception, 2021
How do valenced odors affect the perception and evaluation of facial expressions? We reviewed 25 studies published from 1989 to 2020 on cross-modal behavioral effects of odors on the perception of faces.
Elmeri Syrjänen   +4 more
doaj   +2 more sources

Body odor disgust sensitivity (BODS) is related to extreme odor valence perception. [PDF]

open access: yesPLoS ONE, 2023
Odors are important disease cues, and disgust sensitivity to body odors reflects individual differences in disease avoidance. The body odor disgust sensitivity (BODS) scale provides a rapid and valid assessment of individual differences.
Marta Zakrzewska   +2 more
doaj   +2 more sources

Bilateral and unilateral odor processing and odor perception. [PDF]

open access: yesCommun Biol, 2020
AbstractImagine smelling a novel perfume with only one nostril and then smelling it again with the other nostril. Clearly, you can tell that it is the same perfume both times. This simple experiment demonstrates that odor information is shared across both hemispheres to enable perceptual unity.
Dalal T, Gupta N, Haddad R.
europepmc   +4 more sources

Antagonistic interactions between odorants alter human odor perception. [PDF]

open access: yesCurr Biol, 2023
Abstract The olfactory system detects a vast number of odorants using hundreds of olfactory receptors (ORs), the largest group of the G protein-coupled receptor (GPCR) superfamily. Each OR is activated by specific odorous ligands. Like other GPCRs, activation of ORs may be blocked through antagonism.
Fukutani Y   +7 more
europepmc   +3 more sources

A network model of affective odor perception. [PDF]

open access: yesPLoS One, 2020
The affective appraisal of odors is known to depend on their intensity (I), familiarity (F), detection threshold (T), and on the baseline affective state of the observer. However, the exact nature of these relations is still largely unknown. We therefore performed an observer experiment in which participants (N = 52) smelled 40 different odors (varying
Liu Y   +5 more
europepmc   +7 more sources

The contribution of temporal coding to odor coding and odor perception in humans. [PDF]

open access: yesElife, 2020
Whether neurons encode information through their spike rates, their activity times or both is an ongoing debate in systems neuroscience. Here, we tested whether humans can discriminate between a pair of temporal odor mixtures (TOMs) composed of the same two components delivered in rapid succession in either one temporal order or its reverse. These TOMs
Perl O, Nahum N, Belelovsky K, Haddad R.
europepmc   +4 more sources

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