Differential inputs from chemosensory appendages mediate feeding responses to glucose in wild-type and glucose-averse German cockroaches, Blattella germanica.

abstract：:Olfactory disorders are believed to affect 5% of the general population and have been shown to bear significant psychosocial consequences to sufferers. Although more common than blindness and profound deafness in the United Kingdom, the impact of these disorders has not been assessed to date and the plight of British ...

journal_title：Chemical senses

authors： Philpott CM,Boak D

更新日期：2014-10-01 00:00:00

abstract：:Although the honeybee (Apis mellifera) is one of the world most studied insects, the chemical compounds used in nestmate recognition, remains an open question. By exploiting the error prone recognition system of the honeybee, coupled with genotyping, we studied the correlation between cuticular hydrocarbon (CHC) profi...

journal_title：Chemical senses

authors： Pradella D,Martin SJ,Dani FR

更新日期：2015-11-01 00:00:00

abstract：:The G protein subunit alpha-gustducin is expressed in a subset of light (Type II) but not in dark (Type I) cells in rat vallate taste buds. The thymidine analogue 5-bromo-2'-deoxyuridine (BrdU) is incorporated into DNA during the S-phase of the cell cycle and can be used to determine the time of origin of a cell. In t...

journal_title：Chemical senses

authors： Cho YK,Farbman AI,Smith DV

更新日期：1998-12-01 00:00:00

abstract：:In recent years there have been a number of important advances in the understanding of cellular mechanisms related to olfactory function. Hypotheses regarding the complex relationships among odorant structure, physiological activity and behavioral outcome generated by these findings, however, remain largely untested d...

journal_title：Chemical senses

authors： Dorries KM,White J,Kauer JS

更新日期：1997-06-01 00:00:00

abstract：:The septal organ of Masera (SO) is a small, isolated patch of olfactory epithelium, located in the ventral part of the nasal septum. We investigated in this systematic study the postnatal development of the SO in histological sections of rats at various ages from the day of birth (P1) to P666. The SO-area increases to...

journal_title：Chemical senses

authors： Weiler E,Farbman AI

更新日期：2003-09-01 00:00:00

abstract：:We have measured concentration detection (i.e., psychometric) functions to determine the odor detectability of homologous aliphatic aldehydes (propanal, butanal, hexanal, octanal, and nonanal) and helional. Subjects (16 < or = n < or = 18) used a 3-alternative forced-choice procedure against carbon-filtered air (blank...

journal_title：Chemical senses

authors： Cometto-Muñiz JE,Abraham MH

更新日期：2010-05-01 00:00:00

abstract：:Cnidarians are the simplest metazoans to exhibit satiety after feeding. When hydra are fed to repletion, they close their mouths and cease to capture prey. As feeding stops, contractions of the tentacles and body column increase. Our earlier experiments showed that a gel chromatographic fraction of prey substances inh...

journal_title：Chemical senses

authors： Grosvenor W,Rhoads DE,Kass-Simon G

更新日期：1996-06-01 00:00:00

abstract：:The terminal nerve, which innervates the nasal epithelia of most jawed vertebrates, is believed to release neuropeptides that modulate activity of sensory receptor neurons. The terminal nerve usually contains gonadotropin-releasing hormone as well as at least one other peptide that has not been characterized, but whic...

journal_title：Chemical senses

authors： Park D,Zawacki SR,Eisthen HL

更新日期：2003-05-01 00:00:00

abstract：:It was recently shown that in some subjects capsaicin can evoke bitterness as well as burning and stinging, particularly in the circumvallate (CV) region of the tongue. Because perception of bitterness from capsaicin is characterized by large individual differences, the main goal of the present study was to learn whet...

journal_title：Chemical senses

authors： Green BG,Hayes JE

更新日期：2004-01-01 00:00:00

abstract：:The extent of the change in salivary protein characteristics after repeated stimulations was shown to be correlated to differences in perceived astringency. Salivary characteristics of 77 subjects were compared after masticatory (S1) and taste/masticatory (S2) stimulations. The variations (S2 minus S1) of protein conc...

journal_title：Chemical senses

authors： Dinnella C,Recchia A,Vincenzi S,Tuorila H,Monteleone E

更新日期：2010-01-01 00:00:00

abstract：:In 20 normal and four anosmic participants, instantaneous inhalation and exhalation flow rates were recorded in response to 15 s stimulations with clean air or propionic acid concentrations (0.16, 1.14, 8.22 and 59.15 p.p.m., v/v) that ranged from peri-threshold for normals to clearly supra-threshold for anosmics. Eac...

journal_title：Chemical senses

authors： Walker JC,Kendal-Reed M,Hall SB,Morgan WT,Polyakov VV,Lutz RW

更新日期：2001-05-01 00:00:00

abstract：:The vast number of detectable odors makes matching olfactory receptors (ORs) to their ligands a daunting task. Krautwurst and colleagues have hypothesized that this process can be simplified by focusing on those odorants that are perceptually relevant food odors. In this issue of Chemical Senses, they use this framewo...

journal_title：Chemical senses

authors： Trimmer C,Mainland JD

更新日期：2017-03-01 00:00:00

abstract：:The distribution of NADPH-diaphroase activity was examined in the accessory olfactory bulb of the rat using a direct histochemical technique. Labeled fibers and somata were found in all layers of the accessory olfactory bulb. The entire vomeronasal nerve and all vomeronasal glomeruli were strongly labeled, contrary to...

journal_title：Chemical senses

authors： Porteros A,Alonso JR,Arévalo R,García-Ojeda E,Crespo C,Aijón J

更新日期：1994-10-01 00:00:00

abstract：:The primary olfactory centre, the antennal lobe of Heliothis virescens moths, contains 62 glomeruli which process plant odour information and four male-specific glomeruli which form the macroglomerular complex, involved in processing information about pheromone and interspecific signals. Using calcium imaging, we reco...

journal_title：Chemical senses

authors： Skiri HT,Galizia CG,Mustaparta H

更新日期：2004-03-01 00:00:00

abstract：:Individual recognition has been studied across a number of taxa and modalities; however, few attempts have been made to combine chemical and biological approaches and arrive at a more complete understanding of the use of secretions as signals. We combined behavioral habituation experiments with gas chromatography-mass...

journal_title：Chemical senses

authors： Liu D,Huang KJ,Zhang JX

更新日期：2011-11-01 00:00:00

abstract：:Natural odors occur as turbulent plumes resulting in spatially and temporally variable odor signals at the chemoreceptor cells. Concentrations can fluctuate widely within discrete packets of odor and individual packets are very intermittent and unpredictable. Chemoreceptor cells display the temporally dynamic properti...

journal_title：Chemical senses

authors： Moore PA

更新日期：1994-02-01 00:00:00

abstract：:Odor and lateralization (irritation) thresholds (LTs) for ammonia vapor were measured using static and dynamic olfactometry. The purpose of the study was to explore the test-retest reliability and comparability of dynamic olfactometry methodology, generally used to determine odor thresholds following European Committe...

journal_title：Chemical senses

authors： Smeets MA,Bulsing PJ,van Rooden S,Steinmann R,de Ru JA,Ogink NW,van Thriel C,Dalton PH

更新日期：2007-01-01 00:00:00

abstract：:An odor emitted by an object signals the presence of that object and may draw attention to it. Can odors that are not actually emitted by an object also function as a signal? We investigated whether the degree of thematic congruency between an ambient odor and a magazine affected magazine sales in a retail store. We s...

journal_title：Chemical senses

authors： Schifferstein HN,Blok ST

更新日期：2002-07-01 00:00:00

abstract：:Olfactory perception is highly variable from one person to another, as a function of individual and contextual factors. Here, we investigated the influence of 2 important factors of variation: culture and semantic information. More specifically, we tested whether cultural-specific knowledge and presence versus absence...

journal_title：Chemical senses

authors： Ferdenzi C,Joussain P,Digard B,Luneau L,Djordjevic J,Bensafi M

更新日期：2017-01-01 00:00:00

abstract：:In acipenserids, crypt cells (CCs) have only been observed in juvenile specimens, and it has not been clarified whether they differentiate along with olfactory receptor neurons (ORNs) during the lecithotrophic stage or during later development stages. Furthermore, no detailed optical microscopy (OM) or electron micros...

journal_title：Chemical senses

authors： Camacho S,Ostos-Garrido MV,Domezain A,Carmona R

更新日期：2010-02-01 00:00:00

abstract：:Our olfactory sense plays an important role in eating behavior by modulating our food preferences and intake. However, hunger or satiety may also influence how we perceive odors. Albeit speculative, contradictory results found in the past may have resulted from confounding by type of meal that participants ate to indu...

journal_title：Chemical senses

authors： Ramaekers MG,Verhoef A,Gort G,Luning PA,Boesveldt S

更新日期：2016-02-01 00:00:00

abstract：:The present study demonstrated that 100 microM amiloride serves as an ineffective conditioned taste stimulus in a taste aversion paradigm. Even if amiloride has a detectable taste, it's unlikely that its behavioral effects in salt mixture experiments are due to its inherent taste quality. ...

journal_title：Chemical senses

authors： Markison S,Spector AC

更新日期：1995-10-01 00:00:00

abstract：:Glomeruli, neuropilar structures composed of olfactory receptor neuron (ORN) axon terminals and central neuron dendrites, are a common feature of olfactory systems. Typically, ORN axons segregate into glomeruli based on odor specificity, making glomeruli the basic unit for initial processing of odorant information. De...

journal_title：Chemical senses

authors： Lipscomb BW,Tolbert LP

更新日期：2006-03-01 00:00:00

abstract：:In social insects, recognition of nestmates from aliens is based on olfactory cues, and many studies have demonstrated that such cues are contained within the lipid layer covering the insect cuticle. These lipids are usually a complex mixture of tens of compounds in which aliphatic hydrocarbons are generally the major...

journal_title：Chemical senses

authors： Dani FR,Jones GR,Corsi S,Beard R,Pradella D,Turillazzi S

更新日期：2005-07-01 00:00:00

abstract：:The prevalence of obesity and obesity-related disorders such as type 2 diabetes (T2D) and metabolic syndrome has increased significantly in the past decades, reaching epidemic levels and therefore becoming a major health issue worldwide. Chronic overeating of highly palatable foods is one of the main responsible aspec...

journal_title：Chemical senses

authors： Tarragon E,Moreno JJ

更新日期：2017-12-25 00:00:00

abstract：:Olfactory lamellae of teleosts contain two morphologically different types of olfactory receptor neurons (ORNs): ciliated ORNs (cORNs) and microvillous ORNs (mORNs). However, little is known about the functional difference between these two types of ORNs in fish olfaction. We isolated cORNs and mORNs using a Ca(2+)-fr...

journal_title：Chemical senses

authors： Sato K,Suzuki N

更新日期：2001-11-01 00:00:00

abstract：:The capacity of the peripheral olfactory system to recover after injury has not been thoroughly explored. P2-IRES-tauLacZ mice were exposed to methyl bromide, which causes epithelial damage and kills 90% of the P2 neurons. With subsequent neuronal regeneration, P2 neurons recover within their usual territory to equal ...

journal_title：Chemical senses

authors： Holbrook EH,Iwema CL,Peluso CE,Schwob JE

更新日期：2014-09-01 00:00:00

abstract：:Mosquito control is essential to protect humans from mosquito-borne diseases. The host recognition between mosquitoes and humans is achieved by the mosquito olfactory system. Antennal sensilla, which house olfactory receptor neurons, are responsible for detecting chemical cues from hosts. To deepen our understanding o...

journal_title：Chemical senses

authors： Ye Z,Liu F,Liu N

更新日期：2016-06-01 00:00:00

abstract：:The embryonic origins of taste receptor cells have not been established experimentally. Although related receptor cells (e.g. hair cells of the inner ear, lateral line receptors) are known to arise from neurogenic ectoderm (e.g. neural crest or placodes), taste buds are described as arising from local epithelial cells...

journal_title：Chemical senses

authors： Stone LM,Finger TE

更新日期：1994-12-01 00:00:00

abstract：:Odorants and flavorants typically contain many components. It is generally easier to detect multicomponent stimuli than to detect a single component, through either neural integration or probability summation (PS) (or both). PS assumes that the sensory effects of 2 (or more) stimulus components (e.g., gustatory and ol...

journal_title：Chemical senses

authors： Marks LE,Veldhuizen MG,Shepard TG,Shavit AY

更新日期：2012-03-01 00:00:00