ライフサイエンスコーパス: odor

1 ss likely to attack red prey (compared to no odor).

2 g sleep followed learning without contextual odor.

3 itively related to the overall beany-related odor.

4 of their response in the presence of another odor.

5 n vivo responses of both ORs and TAARs to an odor.

6 d neurons form neural representations of the odor.

7 nt mixture designed to mimic cigarette smoke odor.

8 iation in preference for human versus animal odor.

9 uring storage and mask the undesirable fishy odor.

10 ocial cue induces long-term memory of a food odor.

11 ich AON potentiates the cortical response to odor.

12 "safety-memory" for the explicitly unpaired odor.

13 tionality but without increasing undesirable odor.

14 feature, and how this usage is modulated by odor.

15 icularly altered olfactory responses to body-odor.

16 amic response in association with men's body-odor.

17 uRPL, particularly in relation to men's body-odor.

18 promotes attraction to a food-related citrus odor.

19 ten have characteristic moldy or "mushroomy" odors.

20 ausing light and noise pollution and noxious odors.

21 Pavlovian cues associated with devalued food odors.

22 accuracy and speed of many animals tracking odors.

23 discrimination observed between the natural odors.

24 ntinually presented with complex mixtures of odors.

25 lents mask the mosquitoes' ability to detect odors.

26 ls associated with microbial action and body odors.

27 lity to initiate hunts based on distant prey odors.

28 over large distances using minute amounts of odors.

29 velop a new paradigm for quantifying complex odors.

30 to the central brain) responses to the same odors across animals.

31 Odors activate distributed ensembles of neurons within t

32 inputs to the OB, even simple monomolecular odors activate large regions of the OB comprising many g

33 esults suggest a parsimonious model in which odor-activated octopamine release excites the motion det

34 e 1, with the latter being the most relevant odor active compound across treatments whereas eugenol w

35 On the other hand, microbial-derived, odor-active compounds produced during removal of the fru

36 hy-mass spectrometry-olfactometry (GC-MS-O), odor-active values (OAVs) and quantitative descriptive a

37 by more than 95%, methane by up to ~99%, and odor activity value by more than 50%.

38 nyl-guaiacol, eugenol and cis-lactone showed odor activity values (OAV's) above 1, with the latter be

39 Odor/air stimulates CYP26B1 expression in olfactory sens

40 d octanal, nonanal and decanal with fat/soup odors, all of them found in PP and PE samples.

41 form an aversive memory for the shock-paired odor and a slowly emerging and more persistent "safety-m

42 sample-to establish the mapping between test odor and action.

43 es in response to external stimuli including odor and body shock.

44 but were specifically activated by predator odor and continued their intense activities into succeed

45 ional airflow cues, and require simultaneous odor and directional airflow input for plume following t

46 s and 'vinegar' odor and reduced the 'beany' odor and flavor as well as the unpleasantness of flavor.

47 at the yeast-inoculating form may typify the odor and flavor descriptors of the green beer.

48 igh intensity of alcohol, fruity and toasted odor and flavor notes, and long aftertaste.

49 a greater number of volatiles with pleasant odor and higher intensity and persistence.

50 ermentation increased sourness and 'vinegar' odor and reduced the 'beany' odor and flavor as well as

51 es the association between a subsequent test odor and rewarding action.

52 ion and hyperpolarization that can vary with odors and across animals, leading our model to predict t

53 mediated effect was fast and constant across odors and concentrations.

54 ssociated with an altered perception of male odors and differences in brain regions that process smel

55 Odors and different volatile molecules were passed above

56 ropanoic and butyric with vinegar and rancid odors and octanal, nonanal and decanal with fat/soup odo

57 perception integrates diverse environmental odors and olfactory neurons expressing different recepto

58 t that animals can rapidly learn to identify odors and predict the rewards associated with them.

59 he sensory cells in our nose that respond to odors and reveals that both the timing and identity of a

60 LNs expressing 5-HT7Rs are broadly tuned to odors and target every glomerulus in the antennal lobe.

61 tween 1,666 physical-chemical descriptors of odors and the activity of olfactory bulb inputs and outp

62 at are physicochemically different from host odors and would be less attractive or even repellent to

63 ence after paired and unpaired training with odor, and its activation during the recall test can term

64 time sensing of volatile chemical compounds, odors, and flavors.

65 rences and idiosyncratic neural responses to odors, and that behavioral idiosyncrasies are subject to

66 Most natural odors are complex mixtures of volatile components, compe

67 In the insect olfactory system, odors are initially represented in the periphery as a co

68 ereby dense combinatorial representations of odors are preprocessed to generate highly specific, nono

69 n mice the OR response patterns to these two odors are significantly similar.

70 natorial code.SIGNIFICANCE STATEMENT Complex odors are usually perceived as distinct odor objects.

71 bing how similar (or dissimilar) two complex odors are.

72 lta oscillations in piriform cortex prior to odor arrival.

73 , which were sufficient to identify the test odor as match or non-match.

74 Trimethylbenzenes with solvent and oily odors as well as terpenes with weakly woody odors were f

75 ntrols (NC) during expectancy and reading of odor-associated words.

76 s studies have shown, however, that specific odor binding to ORco, the common subunit of odorant rece

77 oughput analysis of single-cell responses to odor blends using Swept Confocally Aligned Planar Excita

78 asure how much pollution of a learned floral-odor bumblebees can tolerate and identify which scent-po

79 Walking flies find the source of attractive odors by changing how frequently they stop and turn in r

80 latile associated with both floral and fecal odors-by a set of 36 tested odorants.

81 ors, confirming that the encoding of complex odors can be enriched by signals coming through both fam

82 The sensory structure displays maximal odor capture efficiency at intermediate flow speeds, as

83 me-cell ensembles increased in size, whereas odor-cell numbers remained stable.

84 Odor-cells were reliably activated and retained stable f

85 we recorded stimulus-specific sequences of "odor-cells" encoding olfactory stimuli followed by "time

86 act microcircuits corresponding to different odor channels).

87 Odor classification accuracy in DG GCs correlated with f

88 substantially, as should be expected from an odor code per se.

89 parseness is maintained across variations in odor concentration by adjusting the feedback inhibition

90 Importantly, odor concentration rises with physical proximity to an o

91 Different odor concentrations require different strength and timin

92 allowing animals to compare present and past odor concentrations.

93 ed training, multiple trials of differential odor conditioning with rest intervals.

94 ette smoke, a common and clinically relevant odor consisting of >400 odorants, evokes responses from

95 We trained mice to recognize synthetic odors constructed from parametrically defined patterns o

96 Odor-contributing compounds were measured with two colum

97 Unilateral odor cues locally modulated slow-wave (SW) power such th

98 mant stem cells to self-renew and regenerate odor-detecting neurons and other olfactory cell types af

99 ells do not prevent age-dependent decline of odor-detecting neurons.

100 ales injected with fibrils exhibited reduced odor detection sensitivity, which was observed with the

101 ; follow-up experiments indicated that these odors did not affect biases for/against green prey.

102 Unexpectedly, the beetle and grasshopper odors did not bias spiders away from red.

103 rge numbers of responding cells, mixtures of odors did not elicit a simple sum of the responses to in

104 ated the perceptual attributes of men's body-odor differently from controls.

105 An aversive odor does not reverse object aversion.

106 The amygdala facilitates odor driven behavioral responses by enhancing the salien

107 bling GCs to compare contrasting versions of odor-driven activity patterns.SIGNIFICANCE STATEMENT The

108 Exposure to predator odor during protracted withdrawal from intermittent alco

109 rmal stress behavioral responses to predator odor during protracted withdrawal.

110 rsistent representations of both CS+ and CS- odors emerged in mPFC.

111 inent herbivory, such as damage-induced leaf odors emitted by neighboring plants, they are able to pr

112 Further, flies used the timing of odor encounters to modulate the transition rates between

113 ion was biased upwind by the timing of prior odor encounters, while the magnitude and rate of saccade

114 anism dedicated to encoding the time between odor encounters.

115 ons (PNs), where low concentrations suppress odor-evoked activity and higher concentrations boost PN

116 We measured odor-evoked activity in the OB of a zebrafish larva and

117 Two neural pathways responsible for odor-evoked locomotion have been characterized in the se

118 suggest that DA in the medOB could modulate odor-evoked locomotion.

119 olfactory perceptual function by monitoring odor-evoked sniffing behavior in a plethysmograph at one

120 cipatory phase reset correlates with ensuing odor-evoked theta power and improvements in perceptual a

121 esting material at cage cleaning to maintain odor familiarity.

122 lize anticipatory behavioral responses in an odor fear conditioning in rats, while recording theta (5

123 Odor features represented by ensembles of mitral and tuf

124 the aversive food context with the diacetyl odor, FLP-34 is released from serotonergic neurons and s

125 rlying abnormal stress responses to predator odor following heavy alcohol drinking.

126 both sweat stimuli and a non-social control odor following intranasal OXT or PLC administration, res

127 et al. reported that attraction to predator odor following Toxoplasma infection is not specific to f

128 abronattus trimaculatus), with the defensive odor from a coreid bug (Acanthocephala femorata) trigger

129 er et al. report that sea turtles respond to odors from biofouled plastic debris with the same behavi

130 havior during animal navigation in different odor gradients and across a broad stimulus regime.

131 mpare behavior elicited by real- and virtual-odor gradients.

132 Sniffing allows animals to make odor-guided decisions within ~200 ms, but animals routin

133 Olfactory responses to single odors have been well characterized but in reality we are

134 signal threshold that continuously adapts to odor history, allowing animals to compare present and pa

135 The model is capable of odor identification from a small number of observations,

136 The strongest odors identified were acetic, propanoic and butyric with

137 Primacy coding, where the odor identity is encoded by the receptor types that resp

138 Anticipating an odor improves detection and perception, yet the underlyi

139 hway restored abnormal responses to predator odor in alcohol-exposed mice.

140 The representation of odor in olfactory cortex (piriform) is distributive and

141 We found representations of odors in DG GCs that required synaptic input from the LE

142 S) to find the compounds responsible for off-odors in different PP, PE, multilayer cardboard and pape

143 re discussed in relation to the role of food odors in feeding and reward-related behavior.

144 ealed representations of the sample and test odors in olfactory sensory and association cortex, which

145 ton imaging to examine the representation of odors in piriform and in two downstream areas, the orbit

146 ith a lack of detectable attraction to human odor, indicate a low potential for this sylvatic Ae. mal

147 ur behavioral results reveal that retronasal odors induce rapid preference learning and have a potent

148 s became highly synchronized during predator odor-induced cataplexy.

149 Odor information detected in the nasal cavity is first p

150 ion neuron (second-order neurons that convey odor information from the sensory periphery to the centr

151 s in response to odor.SIGNIFICANCE STATEMENT Odor information is transmitted from olfactory receptors

152 comprise functionally distinct pathways for odor information processing, and suggest that the reform

153 cells (MTCs) form parallel output streams of odor information processing.

154 lfactory epithelium prior to transmission of odor information to the olfactory bulb.

155 TCs contribute different aspects to encoding odor information, and they indicate that MCs (but not TC

156 s in many animals, the overlapping nature of odor inputs may lead to saturation of neural responses a

157 or Orco scale their gain inversely with mean odor intensity according to Weber-Fechner's law.

158 e the food safety as well as to evaluate the odor intensity after migration assay.

159 hat mice can readily learn to place multiple odors into rewarded and unrewarded categories.

160 The encoding of odors is believed to begin as a combinatorial code consi

161 r odors, odor talk is infrequent, and naming odors is difficult.

162 Odor landscapes contain complex blends of molecules that

163 ouse olfactory bulb, inhalation of different odors leads to changes in the set of neurons activated,

164 ve of bumblebees' behavior in an associative odor learning task.

165 at is an optimal degree of sparseness before odor learning, could be rendered sub-optimal post learni

166 ex, confined to the epoch preceding the test odor led to gross impairment.

167 Generally, odor map formation and odor processing in all vertebrate

168 Odor memories are exceptionally robust and essential for

169 ck circuit in stabilizing appetitive sucrose/odor memory across the day.

170 Therefore, antagonism is a common feature of odor mixture encoding in OSNs and helps in normalizing a

171 can discriminate between a pair of temporal odor mixtures (TOMs) composed of the same two components

172 ceptual interactions that occur when complex odor mixtures are combined are not well understood.

173 ore, tufted and not mitral cell responses to odor mixtures become more linearly predictable without E

174 and improve detection of novel components in odor mixtures.

175 despread antagonistic interactions in binary odor mixtures.

176 the olfactory system to distinguish complex odor mixtures.

177 cale nature of these antennae influences how odor molecules reach their surface.

178 ome cultures smell talk is more frequent and odor naming easier.

179 lection systems, ammonia volatilization, and odor nuisance.

180 on, reduced air quality, global warming, and odor nuisance.

181 plex odors are usually perceived as distinct odor objects.

182 s support this view: there are few terms for odors, odor talk is infrequent, and naming odors is diff

183 Finally, we observed that the odor of ethanol also promotes attraction to a food-relat

184 The odor of ethanol potentiates the activity of sensory neur

185 azine (57), contributed to the beany-related odor of PPIs but much less than that in raw flours.

186 However, the overall beany-related odor of PPIs increased when the germination time exceede

187 lethanol, responsible for the characteristic odor of rose, was found to be colocalized with a candida

188 most women with uRPL could identify the body-odor of their spouse, most control women could not.

189 butors of the specific fruity-green-balsamic odor of yuzu peel oil.

190 tested sensillum types responded robustly to odors of widely diverse chemical or temporal structure.

191 visible in the first sniff (50-100 ms) of an odor on each trial, and precedes the motor action.

192 dor plumes, where the location and timing of odor packets are uncertain, remains unclear.

193 vior is shaped by encounters with individual odor packets.

194 male rats that show avoidance of a predator odor-paired context (termed Avoider rats), that chemogen

195 to generate highly specific, nonoverlapping odor patterns used for learning; b) convergence, in whic

196 information, although it does not change the odor perception substantially, as should be expected fro

197 and validation of rules linking chemistry to odor perception was possible.

198 ng and identity of activated cells influence odor perception.

199 understand how sensory physiology can affect odor perception.

200 ed previously, the AON does not seem to form odor percepts but instead suppresses behavioral odor res

201 y manipulate 3D objects, airflow fields, and odor plumes in virtual reality over large spatial and te

202 Here we imaged complex odor plumes simultaneously with freely-walking flies, qu

203 How insects navigate complex odor plumes, where the location and timing of odor packe

204 lying insects when foraging within turbulent odor plumes.

205 formance after spaced training by making the odor preference more certain.

206 bred laboratory strain exhibit idiosyncratic odor preferences that persist for days.

207 Generally, odor map formation and odor processing in all vertebrates is based on the assum

208 tiple GAS infections, functional deficits in odor processing persist.

209 could be the basis of an alternative way of odor processing.

210 The odor profile is matched with detected water loss, and th

211 hat an electronic nose could distinguish the odor profile of the grilled chicken, whereas computer vi

212 h the same behavior that is elicited by food odors, providing a possible unifying explanation for why

213 Odor receptors of the mammalian olfactory system have lo

214 Given that odor recognition leads specialist insects to accept a li

215 rulus activation can be exploited to extract odor-related information, although it does not change th

216 significant advantage in ordinary, non-body-odor-related olfaction in uRPL.

217 between the chemistry and psycho-biology of odors remains unclear up to the present day.

218 which may enhance or constrain the cortical odor representation.

219 nnections are required to stabilize cortical odor representations across states.

220 urrence, and of ultimately understanding how odor representations are linked to perception and action

221 in the mouse olfactory bulb (OB) might shape odor representations as a function of their interglomeru

222 ing, and suggest that the reformatting of MC odor representations by high-frequency sniffing may serv

223 und distinct effects of repeated sampling on odor representations carried by the two main output chan

224 Moreover, piriform odor representations exhibit attractor dynamics, both wi

225 plasticity increase the distance between the odor representations from the perspective of MBONs.

226 nnectivity of this network and its impact on odor representations is not well understood.

227 Whitening of odor representations is therefore mediated by higher-ord

228 tuned by sensory input profile decorrelated odor representations moreeffectively.

229 impact of such repeated odorant sampling on odor representations remains unclear.

230 Zinc nanoparticles produce no odor response but increase odor response if mixed with a

231 ticles produce no odor response but increase odor response if mixed with an odorant.

232 This odor response is driven by direct input from the olfacto

233 The AON may enhance the piriform odor response, encouraging further study to determine th

234 r percepts but instead suppresses behavioral odor responses across odorants and concentrations.

235 inhibitory APL causes increased Kenyon cell odor responses after the artificial inhibition is remove

236 We found that, while odor responses appear grossly stereotyped, upon closer i

237 Moreover, we show that sparse odor responses are preserved in mushroom bodies with red

238 ple, serotonin has a non-monotonic effect on odor responses in Drosophila projection neurons (PNs), w

239 cordings from head-fixed mice, we found that odor responses in olfactory bulb degrade under ketamine/

240 lies and mice, serotonin indirectly inhibits odor responses in olfactory receptor neurons (ORNs) via

241 opulation of LNs to globally downregulate PN odor responses in the AL.

242 Microglial depletion reduces the odor responses of developing, but not preexisting GCs in

243 Consequently, while the odor responses of the projection neurons are stereotyped

244 In piriform, we observed that odor responses were largely unchanged during learning.

245 presentation reliably suppressed behavioral odor responses.

246 tion of noradrenaline transmission during an odor-reward acquisition has no acute effects, it alters

247 ow that the circuit is able to rapidly learn odor-reward association with a plausible neural architec

248 in the OT within minutes of learning a novel odor-reward association, whereas the pPC lacks an explic

249 onnected to OFC prior to devaluation of food odor rewards.

250 prey in the presence or absence of defensive odors secreted from (1) eastern leaf-footed bugs (Leptog

251 ansforming broad sensory input patterns into odor-selective population responses.

252 seful model that matches stimulus history to odor sensation and behavioral responses.

253 curves were modulated by the duration of the odor-shock interval in the four recording sites, and res

254 of theta and gamma activity power during the odor-shock interval, comparing two interval durations.

255 Although the saliency of odor signals is subject to developmental changes, the st

256 ctivation of piriform neurons in response to odor.SIGNIFICANCE STATEMENT Odor information is transmit

257 rve to enhance the discrimination of similar odors.SIGNIFICANCE STATEMENT Repeated sampling of odoran

258 This angular representation of odor similarity is predictive of bumblebees' behavior in

259 ntists still are not sure what makes any two odors smell alike.

260 d the signal may be multi-modal (mechanical, odor, sound, etc.).

261 osense, a mammal and an insect localizing an odor source, and a moth tracking a flower using vision.

262 e further searches for better descriptors of odor space.

263 of the Kenyon cell population using multiple odor-specific features of the projection neuron response

264 safety memories is evident as depression of odor-specific responses at different combinations of jun

265 elayed match to sample task whereby a sample odor specifies the association between a subsequent test

266 expected, in the presence of the hemipteran odors, spiders were less likely to attack red prey (comp

267 ptor abundances should continuously adapt to odor statistics.

268 Natural odor stimuli are complex mixtures of volatile chemicals

269 d-gated ion channels that directly transduce odor stimuli into electrical signals.

270 than LEC neurons, changed their responses to odor stimuli, increasing the distance in neural represen

271 sted on relatively easy tasks using distinct odor stimuli.

272 just to the mean and variance of fluctuating odor stimuli.

273 ontext conditioning, cue conditioning (to an odor stimulus) occurred independently of sleep, a differ

274 an important role in avoidance of a predator odor stress-paired context.

275 rt this view: there are few terms for odors, odor talk is infrequent, and naming odors is difficult.

276 Veterans further participated in an odor task (including both combat and non-combat odors) t

277 mplified artificial mimic of cigarette smoke odor tested at low concentration to identify highly sens

278 All eight odors tested acted as both agonists and antagonists at d

279 that phylogenetically distant plants produce odors that are physicochemically different from host odo

280 norhabditis elegans, and identified specific odors that reduce fat mobilization via inhibiting these

281 information, enhance discrimination between odors that share a similar background, and improve detec

282 those cues, even though devaluation of food odors themselves was unaffected by cTBS.

283 cortex, forming cortical representations of odor thought to be essential to olfactory learning and b

284 among of which hexanal even turned below its odor threshold.

285 left or right visual fields with contextual odor throughout.

286 odents are olfactory specialists and can use odors to learn contingencies quickly and well.

287 r task (including both combat and non-combat odors) to assess olfactory trauma memory and emotional r

288 ervates one of the MBONs, acts as a brake on odor tracking by connecting feeding and olfaction.

289 ents interact synergistically, with aversive odors triggering otherwise hidden aversions to particula

290 These neurons typically exhibit a narrow odor tuning range related to the restriction of their de

291 proportion of ACPs activated in response to odors was dependent on the stage of development as revea

292 Forty six compounds with characteristic odors were directly found in the materials studied.

293 odors as well as terpenes with weakly woody odors were found in cardboard and paper materials.

294 Beta amplitude reduced to baseline when new odors were introduced, but remained high during memory r

295 During post-learning naps, odors were presented to one nostril in non-rapid eye mov

296 Our results with the hemipteran odors were unique to red; follow-up experiments indicate

297 o and understanding how the components of an odor, which are nearly always mixtures of odorants, give

298 Cigarette smoke is the first complex odor whose in vivo receptor response pattern has been me

299 in vivorecordings show that GGN responds to odors with complex temporal patterns of depolarization a

300 ing displays often pair one signal modality (odor) with a second modality (color) to avoid predation.