Volatile components in scent gland secretions of garter snakes (Thamnophis spp.).

abstract：:Herbivorous insects searching for a host plant need to integrate a sequence of multimodal sensory inputs. We conducted a series of no-choice experiments in a laboratory wind tunnel to examine the behavioral response of the specialist fruit fly, Neoceratitis cyanescens (Diptera: Tephritidae), to host visual and olfacto...

journal_title：Journal of chemical ecology

authors： Brévault T,Quilici S

更新日期：2010-03-01 00:00:00

abstract：:Recent studies have shown the occurrence of plant derived pyrrolizidine alkaloids (PAs) in retail honeys and pollen loads, but little is known about how these compounds influence the fitness of foraging honey bees. In feeding experiments, we tested a mix of tertiary PAs and the corresponding N-oxides from Senecio vern...

journal_title：Journal of chemical ecology

authors： Reinhard A,Janke M,von der Ohe W,Kempf M,Theuring C,Hartmann T,Schreier P,Beuerle T

更新日期：2009-09-01 00:00:00

abstract：:Phenylalanine ammonia-lyase (PAL), polyphenol oxidase (PPO), and peroxidase (POD) are considered important biochemical markers in host plant resistance against pest insects. Constitutive activity of these enzymes was analyzed in resistant and susceptible wheat cultivars against cereal aphid Sitobion avenae (F.) at var...

journal_title：Journal of chemical ecology

authors： Han Y,Wang Y,Bi JL,Yang XQ,Huang Y,Zhao X,Hu Y,Cai QN

更新日期：2009-02-01 00:00:00

abstract：:We examined the role of phenolic compounds, and the enzymes peroxidase and polyphenol oxidase, in the expression of resistance of coffee plants to Leucoptera coffeella (Lepidoptera: Lyonetiidae). The concentrations of total soluble phenols and chlorogenic acid (5-caffeoylquinic acid), and the activities of the oxidati...

journal_title：Journal of chemical ecology

authors： Ramiro DA,Guerreiro-Filho O,Mazzafera P

更新日期：2006-09-01 00:00:00

abstract：:Root exudates were collected over a 27 day period from defoliated and non-defoliated Lolium perenne L. plants grown under sterile conditions in microlysimeters. Eleven individual sugars, including both aldehyde and alcohol sugars, were identified and quantified with a gas chromatograph-mass spectrometer (GC-MS). There...

journal_title：Journal of chemical ecology

authors： Clayton SJ,Read DB,Murray PJ,Gregory PJ

更新日期：2008-11-01 00:00:00

abstract：:Hydroxamic acids have been shown to be toxic to many pest insects and pathogens. In this study, the behavioral responses of western corn rootworm larvae to naturally occurring and synthetic hydroxamic acids were investigated. In a choice test between corn roots treated with hydroxamic acids and roots treated with dist...

journal_title：Journal of chemical ecology

authors： Xie Y,Arnason JT,Philogéne BJ,Atkinson J,Morand P

更新日期：1992-07-01 00:00:00

abstract：:Hypericin, an anthrone dimer inHypericum perforatum (Guttiferae), is shown for the first time to be phototoxic to generalist lepidopteran larvae; survivorship was reduced and development prolonged forHeliothis zea (Noctuidae) andPlatynota flavedana (Tortricidae) that consumed hypericin diets in the presence of light. ...

journal_title：Journal of chemical ecology

authors： Sandberg SL,Berenbaum MR

更新日期：1989-03-01 00:00:00

abstract：:Brown treesnakes are an invasive species to the island of Guam that have caused extensive ecological and economic damage. Efforts to control the snake population have included trapping using live mouse lures, but for logistical and economic reasons a synthetic lure is needed. When searching for live food, brown treesn...

journal_title：Journal of chemical ecology

authors： Jojola-Elverum SM,Shivik JA,Clark L

更新日期：2001-07-01 00:00:00

abstract：:Simple inorganic salts of the ions K(+), NH 4 (+) , Cs(+), NO 3 (-) , and Cl(-) are strongly repellent to infective second-stage larvae of the root knot nematode,Meloidogyne incognita. Some of these salts are known to be beneficial to plant growth. The results suggest a new means of plant protection. ...

journal_title：Journal of chemical ecology

authors： Castro CE,Belser NO,McKinney HE,Thomason IJ

更新日期：1990-04-01 00:00:00

abstract：:Avoidance of occupied ovisposition sites supposes that females perceive information related to their own progency. Fatty acids identified from egg extracts have been reevaluated using a different extraction method, and we have investigated the dose-dependent oviposition response of European grape vine moths (Lobesia b...

journal_title：Journal of chemical ecology

authors： Gabel B,Thiéry D

更新日期：1996-01-01 00:00:00

abstract：:Exposure ofBombyx mori larvae to 2-furaldehyde, a major volatile component of baldcypress heartwood,Taxodium distichum, resulted in in vivo inhibition of enteric microorganisms at concentrations (1-47 ppm) that were released naturally from heartwood. The 7 bacterial and 2 fungal enteric isolates were also inhibited in...

journal_title：Journal of chemical ecology

authors： Jones CG,Aldrich JR,Blum MS

更新日期：1981-01-01 00:00:00

abstract：:The Dufour's gland of the parasitic waspNemeritis (= Venturia) canescens (Grav.) was shown by gas chromatography and mass spectrometry to contain a mixture of C21, C23, and C25 saturated and monounsaturated hydrocarbons. The main component (62%) was (Z)-10-tricosene. The biological activity of the components is discus...

journal_title：Journal of chemical ecology

authors： Mudd A,Fisher RC,Smith MC

更新日期：1982-07-01 00:00:00

abstract：:Communication during tandem running inPachycondyla obscuricornis is chemically mediated by a pheromone produced in the pygidial gland, which is composed of a cluster of gland cells and an associated reservoir located beween the 6th and 7th tergites of the gaster. The secretion of the gland appears to be transferred to...

journal_title：Journal of chemical ecology

authors： Traniello JF,Hölldobler B

更新日期：1984-05-01 00:00:00

abstract：:The presence of pheromones produced by larvae ofGlossina morsitans morsitans andG. m. centralis, respectively, which attract gravid females and result in aggregation of pupae, is confirmed. Behavioral experiments indicated that females preferred to larviposit over moist sand conditioned by previously allowing larvae t...

journal_title：Journal of chemical ecology

authors： Saini RK,Hassanali A,Andoke J,Ahuya P,Ouma WP

更新日期：1996-07-01 00:00:00

abstract：:The larva of codling moth Cydia pomonella (Tortricidae, Lepidoptera) is known as the worm in the apple, mining the fruit for food. We here show that codling moth larvae are closely associated with yeasts of the genus Metschnikowia. Yeast is an essential part of the larval diet and further promotes larval survival by r...

journal_title：Journal of chemical ecology

authors： Witzgall P,Proffit M,Rozpedowska E,Becher PG,Andreadis S,Coracini M,Lindblom TU,Ream LJ,Hagman A,Bengtsson M,Kurtzman CP,Piskur J,Knight A

更新日期：2012-08-01 00:00:00

abstract：:Several major chemicals in the glandular heads of type VI trichomes ofLycopersicon species were identified and quantified by gas chromatography and mass spectrometry. Two normal odd-chained ketones, 2-undecanone (47 ng) and 2-tridecanone (146 ng), and one unknown sesquiterpene (5 ng), comprised approximately 95% of th...

journal_title：Journal of chemical ecology

authors： Lin SY,Trumble JT,Kumamoto J

更新日期：1987-04-01 00:00:00

abstract：:Plant phenolics are crucial defense phytochemicals against herbivores and glutathione S-transferase (GST) and carboxylesterase (CarE) in herbivorous insects are well-known detoxification enzymes for such xenobiotics. To understand relationship between a plant phenolic and herbivore GST or CarE genes, we evaluated the ...

journal_title：Journal of chemical ecology

authors： Yang J,Sun XQ,Yan SY,Pan WJ,Zhang MX,Cai QN

更新日期：2017-07-01 00:00:00

abstract：:The fire ant, Solenopsis invicta (Hymenoptera: Formicidae), is considered one of the most aggressive and invasive species in the world. Toxic bait systems are used widely for control, but they also affect non-target ant species and cannot be used in sensitive ecosystems such as organic farms and national parks. The fi...

journal_title：Journal of chemical ecology

authors： Suckling DM,Stringer LD,Bunn B,El-Sayed AM,Vander Meer RK

更新日期：2010-07-01 00:00:00

abstract：:Sex pheromone biosynthesis in the codling mothCydia pomonella (Lepidoptera; Tortricidae) was studied by topical application of deuterated fatty acids in DMSO to pheromone glands. The incorporation of deuterium label into fatty acids and alcohols in the pheromone gland was monitored by gas chromatography with flame ion...

journal_title：Journal of chemical ecology

authors： Löfstedt C,Bengtsson M

更新日期：1988-03-01 00:00:00

abstract：:Brassicaceae plants are nonmycorrhizal. They were found to inhibit VA mycorrhizal infection in their host plants. We tested if they can influence growth of ectomycorrhizal (ECM) fungi. When roots and leaves of Brassicaceae plants and ECM fungi were cultured together in the same petri dishes, the root exudates of turni...

journal_title：Journal of chemical ecology

authors： Zeng RS,Mallik AU,Setliff E

更新日期：2003-06-01 00:00:00

abstract：:Prior electrophoretic and morphological studies have identified two closely related, economically important tephritid flies,R. mendax (Curran) andR. pomonella (Walsh), which infest the fruits of ericaceous and rosaceous plants, respectively. Further studies also have shown consistent differences among these species in...

journal_title：Journal of chemical ecology

authors： Frey JE,Bierbaum TJ,Bush GL

更新日期：1992-11-01 00:00:00

abstract：:Chemoreception in the adults of the freshwater prawnMacrobrachium rosenbergii was investigated under controlled laboratory conditions, using behavioral assays. Tests were carried out on groups, as well as on individuals, all at their intermolt stages of the molt cycle, and prestarved for three to four days. Of 28 diff...

journal_title：Journal of chemical ecology

authors： Harpaz S,Kahan D,Galun R,Moore I

更新日期：1987-09-01 00:00:00

abstract：:Entomophagous insects are often repelled by the secondary compounds of the plants eaten by their prey. These compounds, therefore, take on a defensive role for the phytophagous species that sequester them. Given that numerous entomophagous species are capable of learning, the effects on the foraging behavior of a repe...

journal_title：Journal of chemical ecology

authors： Le Roux AM,Le Roux G,Thibout E

更新日期：2002-11-01 00:00:00

abstract：:Chlorophylls, the most prominent natural pigments, are part of the daily diet of herbivorous insects. The spectrum of ingested and digested chlorophyll metabolites compares well to the pattern of early chlorophyll-degradation products in senescent plants. Intact chlorophyll is rapidly degraded by proteins in the front...

journal_title：Journal of chemical ecology

authors： Badgaa A,Büchler R,Wielsch N,Walde M,Heintzmann R,Pauchet Y,Svatos A,Ploss K,Boland W

更新日期：2015-11-01 00:00:00

abstract：:This study was performed on virgin females ofCulicoides nubeculosus to determine sites of production and emission of sex pheromone. The ventral abdominal surface is the site of emission of the pheromone. Morphologically there is evidence of the presence of abdominal atrichial areas. The abdominal areas, eight per segm...

journal_title：Journal of chemical ecology

authors： Ismail MT,Zachary D

更新日期：1984-09-01 00:00:00

abstract：:Chinavia and Nezara spp. stink bugs (Heteroptera: Pentatomidae) include over100 species, with highest diversity in Afrotropical and Neotropical regions. Species thus far studied in these genera utilize trans-(Z)-(4 S)-bisabolene epoxide (BE) and cis-(Z)-(4 S)-BE as major sex pheromone components, with species specific...

journal_title：Journal of chemical ecology

authors： Blassioli-Moraes MC,Laumann RA,Oliveira MW,Woodcock CM,Mayon P,Hooper A,Pickett JA,Birkett MA,Borges M

更新日期：2012-07-01 00:00:00

abstract：:In the laboratory, ovipositor probing in mated femaleOlesicampe monticola was elicited by freshCephalcia lariciphila frass but not by aged frass or freshly spun larval silk. Second instar sawfly larvae andLarix needles also elicited a low level of ovipositor probing. Extracts of frass in dichloromethane, but not hexan...

journal_title：Journal of chemical ecology

authors： Longhurst C,Baker R

更新日期：1981-01-01 00:00:00

abstract：:The morphology and chemical content analysis of Hagen's glands of the braconid waspsBiosteres longicaudatus, B. tryoni, andB. arisanus were shown to be useful taxonomic markers.B. longicaudatus glands contain two components tentatively identified as (3aα,5β,6aα)-5-butyltetrahydro-furo[3,2-b]furan-2(3H)-one and a corre...

journal_title：Journal of chemical ecology

authors： Williams HJ,Wong M,Wharton RA,Vinson SB

更新日期：1988-09-01 00:00:00

abstract：:Plants perceive insect herbivores via a sophisticated surveillance system that detects a range of alarm signals, including herbivore-associated molecular patterns (HAMPs). Fatty acid-amino acid conjugates (FACs) are HAMPs present in oral secretions (OS) of lepidopteran larvae that induce defense responses in many plan...

journal_title：Journal of chemical ecology

authors： Grissett L,Ali A,Coble AM,Logan K,Washington B,Mateson A,McGee K,Nkrumah Y,Jacobus L,Abraham E,Hann C,Bequette CJ,Hind SR,Schmelz EA,Stratmann JW

更新日期：2020-03-01 00:00:00

abstract：:The chemical composition of some volatile (2-heptanol) and nonvolatile constituents (a homologous 9-alkene/alkane series) of Mormolyca ringens flowers and Scaptotrigona sp. queen waxes (homologous 9-alkene/alkane series) and cephalic extracts (homologous series of 2-alkanols, including 2-heptanol) involved with the ps...

journal_title：Journal of chemical ecology

authors： Flach A,Marsaioli AJ,Singer RB,Amaral Mdo C,Menezes C,Kerr WE,Batista-Pereira LG,Corrêa AG

更新日期：2006-01-01 00:00:00