Flavonoid pigments in marbled white butterfly (Melanargia galathea) are dependent on flavonoid content of larval diet.

abstract：:We report the comparative inducing effects of a phytopathogen and a herbivorous arthropod on the performance of an herbivore. Tomato, Lycopersicon esculentum Mill., was used as the test plant, and tomato mosaic virus (ToMV) and corn earworm, Helicoverpa armigera Hübner, were used as the phytopathogen and herbivore, re...

journal_title：Journal of chemical ecology

authors： Lin L,Shen TC,Chen YH,Hwang SY

更新日期：2008-03-01 00:00:00

abstract：:Crop domestication and selective breeding have altered plant defense mechanisms, influencing insect-plant interactions. A reduction in plant resistance/tolerance against herbivory is generally expected in domesticated species, however, limited efforts have been made to compare inducibility of plant defenses between wi...

journal_title：Journal of chemical ecology

authors： Paudel S,Lin PA,Foolad MR,Ali JG,Rajotte EG,Felton GW

更新日期：2019-08-01 00:00:00

abstract：:In order to test a previous conclusion that chain-elongated analogs of (Z)-5-decenyl acetate(1), a pheromone component of the turnip moth,Agrotis segetum, adopt a loop conformation of the terminal alkyl chain in the bioactive conformation, a series of alkyl ether and enol ether analogs of1 and (Z)-5-dodecenyl acetate(...

journal_title：Journal of chemical ecology

authors： Gustavsson AL,Liljefors T,Hansson BS

更新日期：1995-06-01 00:00:00

abstract：:Several properties of the compound 3,4-dihydro-2H-pyrrole(A1-pyrroline), which has been reported as a component of the male-produced Mediterranean fruit fly pheromone, have been determined by [(1)H]- and [(13)C]nuclear magnetic resonance spectroscopy. The stability of Δ(1)-pyrroline in several solvents and at moderate...

journal_title：Journal of chemical ecology

authors： Baker JD,Heath RR,Millar JG

更新日期：1992-09-01 00:00:00

abstract：:Natural leachates ofEucalyptus globulus (throughfall, stemflow, and soil percolates) were collected daily during rainy spells in the vegetative period (February-July), and their effects on the germination and radicle growth ofLactuca sativa were measured. Concurrently, the effects ofL. sativa of topsoil and leachates ...

journal_title：Journal of chemical ecology

authors： Molina A,Reigosa MJ,Carballeira A

更新日期：1991-01-01 00:00:00

abstract：:TheNp mutant of pea (Pisum sativum L.) is characterized by two physiological responses: growth of callus under pea weevil (Bruchus pisorum L., Coleoptera: Bruchidae) oviposition on pods, and formation of neoplastic callus on pods of indoor-grown plants. Although these two responses are conditioned byNp, they are anato...

journal_title：Journal of chemical ecology

authors： Doss RP,Proebsting WM,Potter SW,Clement SL

更新日期：1995-01-01 00:00:00

abstract：:The parasitoidsB. intermedia andB. lasus aggregate at sites previously frequented. Extracts from filter paper conditioned by aggregated parasitoids were chromatographed (adsorption column and gas-liquid chromatography) and bioassayed. An active component that elicited aggregation response forB. intermedia was isolated...

journal_title：Journal of chemical ecology

authors： Mohamed MA,Coppel HC

更新日期：1987-06-01 00:00:00

abstract：:The potential for pheromone-based mating disruption of the Brassica pest Contarinia nasturtii was tested, both in small-scale plots with Brussels sprouts and in commercial-scale fields with either broccoli or cauliflower. Experiments in the small-scale plots used laboratory-reared insects released into a previously un...

journal_title：Journal of chemical ecology

authors： Samietz J,Baur R,Hillbur Y

更新日期：2012-09-01 00:00:00

abstract：:We evaluated the effects of tannic acid and purified perrsimmon tannin on survival and reproduction of bean bugs, Riptortus clavatus.Feeding behavior of R. clavatus was also examined on sweet (cv. Fuyu) and astringent (cv. Chongdosi) persimmon fruits. Soluble tannin in sweet persimmon fruits decreased from 3% in early...

journal_title：Journal of chemical ecology

authors： Park CG,Lee KC,Lee DW,Choo HY,Albert PJ

更新日期：2004-11-01 00:00:00

abstract：:The alkaloids solanine and tomatine and the polyene antibiotic nystatin were tested in vitro against the entomopathogenic fungusBeauveria bassiana. Nystatin was the most inhibitory compound tested, reducing colony formation, growth, and development of conidiaphores to a greater degree and at lower concentrations than ...

journal_title：Journal of chemical ecology

authors： Costa SD,Gaugler RR

更新日期：1989-02-01 00:00:00

abstract：:Red imported fire ants, Solenopsis invicta Buren, build nests by excavating soil. Incorporation of ant-derived chemicals in nesting material has long been known; however, only a few chemicals have been identified. This paucity of identified ant-derived chemicals may be due to the interference from soil-borne compounds...

journal_title：Journal of chemical ecology

authors： Chen J

更新日期：2007-03-01 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：:Bioassays in a Y-tube olfactometer showed that workers of Solenopsis geminata (Hymenoptera: Formicidae) were attracted to venom gland extracts of queens. Gas chromatography coupled mass spectrometry analysis of individual glands of queens of S. geminata showed that the secretion is composed mainly of a large amount of...

journal_title：Journal of chemical ecology

authors： Cruz-López L,Rojas JC,De La Cruz-Cordero R,Morgan ED

更新日期：2001-12-01 00:00:00

abstract：:Cuticular aphrodisiacs fromD. melanogaster females were further characterized and the male response specificity towards such natural and synthetic unsaturated hydrocarbons was investigated. The behavioral activity seems to be correlated with some chain-length requirement and double-bond position; at least one double b...

journal_title：Journal of chemical ecology

authors： Antony C,Davis TL,Carlson DA,Pechine JM,Jallon JM

更新日期：1985-12-01 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：:Coccinellid beetles contain a variety of defensive alkaloids that render them unpalatable to predators. Epilachna paenulata (Coleoptera: Coccinellidae) is a South American ladybird beetle that feeds on plants of the Cucurbitaceae family. The defensive chemistry of E. paenulata has been characterized as a mixture of sy...

journal_title：Journal of chemical ecology

authors： Camarano S,González A,Rossini C

更新日期：2009-01-01 00:00:00

abstract：:Various applications of a novel sampling procedure in chemical ecology are outlined. The stir bar extraction method features the analytical reproducibility needed in recording the analytical profiles of volatile and semivolatile components of biological mixtures. This methodology has been demonstrated here through the...

journal_title：Journal of chemical ecology

authors： Soini HA,Bruce KE,Wiesler D,David F,Sandra P,Novotny MV

更新日期：2005-02-01 00:00:00

abstract：:Multicomponent pheromone systems are common in many insect species. As our knowledge about the number of different chemical compounds actually involved in a particular communication system increases, so too does the need for an efficient neural mechanism for the encoding of behaviorially relevant odor compounds. Here ...

journal_title：Journal of chemical ecology

authors： O'Connell RJ,Beauchamp JT,Grant AJ

更新日期：1986-02-01 00:00:00

abstract：:Dufour's gland is the origin of the trail pheromone of Gnamptogenys striatula. Chemical analysis of the glandular extracts revealed a series of new natural products, especially esters of (2E)-3,4,7-trimethyl-2,6-octadien-1-ol (4-methylgeraniol), and (2E)-3,4,7-trimethyl-2,6-nonadien-1-ol (a bishomogeraniol isomer) wit...

journal_title：Journal of chemical ecology

authors： Blatrix R,Schulz C,Jaisson P,Francke W,Hefetz A

更新日期：2002-12-01 00:00:00

abstract：:Acetic, propionic, butyric, isobutyric, valeric, and isovaleric acids have been identified in extracts of the excreta of the house cricket,Acheta domesticus (L.), by gas-liquid chromatography. Solutions of propionic acid applied to filter paper aggregated 1- to 2-week-old larvae, while solutions of acetic, butyric, va...

journal_title：Journal of chemical ecology

authors： McFarlane IE,Steeves E,Alli I

更新日期：1983-09-01 00:00:00

abstract：:We focus this mini-review on how naturally occurring chemical cues mediate ecological interactions, especially interspecific competition and predation in freshwater communities. Although freshwater chemical ecology lags behind terrestrial and marine chemical ecology, we identify recent progress toward: (1) identifying...

journal_title：Journal of chemical ecology

authors： Burks RL,Lodge DM

更新日期：2002-10-01 00:00:00

abstract：:Details of the syntheses of the four stereoisomers of 8-methyl-2-decanol and its propanoate ester are given. The racemic ester, two of its stereoisomers, and one stereoisomer as an acetate are attractive to several species ofDiabrotica. The key steps in the syntheses involve high-performance liquid chromatograpic reso...

journal_title：Journal of chemical ecology

authors： Sonnet PE,Carney RL,Henrick C

更新日期：1985-10-01 00:00:00

abstract：:The study of food repulsion in ungulates is of practical importance for controlling browsing damage to forest trees and agricultural crops. Experiments with domestic sheep assessed the repulsive value of three natural and two synthetic products, using a food-choice situation. Animals were individually presented with t...

journal_title：Journal of chemical ecology

authors： Arnould C,Signoret JP

更新日期：1993-02-01 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：:Jasmonic acid (JA) is a key molecule initiating plant defensive responses to attack by pathogens and herbivores. This phytohormone is produced at sites of insect damage and is ingested by feeding insects, but its subsequent occurrence in insect tissues remains to be studied. We report the presence of JA in eggs and ne...

journal_title：Journal of chemical ecology

authors： Tooker JF,De Moraes CM

更新日期：2005-11-01 00:00:00

abstract：:Root exudates of 100 cultivars ofSorghum bicolor L. (Moench) were screened for their ability to inhibit seed germination and seedling growth ofAmaranthus retroflexus L. Exudates of some of the test cultivars were found to inhibit significantly seed germination and/or seedling growth ofA. retroflexus, and most of the i...

journal_title：Journal of chemical ecology

authors： Alsaadawi IS,Al-Uqaili JK,Alrubeaa AJ,Al-Hadithy SM

更新日期：1986-01-01 00:00:00

abstract：:The glucosinolate-myrosinase system of Brassicaceae is known to hold a defensive function in both a constitutive and an inducible fashion. Glucosinolates are sulfur- and nitrogen-containing metabolites that are hydrolyzed upon tissue disruption by myrosinase enzymes. The resulting products are toxic for most herbivore...

journal_title：Journal of chemical ecology

authors： Travers-Martin N,Müller C

更新日期：2007-08-01 00:00:00

abstract：:The flower bug Orius sauteri is a generalist predator that occurs throughout Japan, and is a promising indigenous natural enemy for micro-pests such as thrips, aphids, and spider mites. We aimed to manipulate the attraction, dispersal, and settlement behavior of Orius bugs using natural chemical substances emitted by ...

journal_title：Journal of chemical ecology

authors： Uehara T,Maeda T,Shimoda M,Fujiwara-Tsujii N,Yasui H

更新日期：2019-10-01 00:00:00

abstract：:Recent studies have alerted us to the potential for conflicts between pathogen- and herbivore-induced plant defenses. The lack of studies on the induced chemical changes that simultaneous insect and pathogen attacks have on the host plant has become apparent. In the present study, we found that pepper plant volatile p...

journal_title：Journal of chemical ecology

authors： Cardoza YJ,Tumlinson JH

更新日期：2006-08-01 00:00:00

abstract：:Headspace extracts obtained from agar plate cultures of two marine bacteria from the North Sea (Germany), Loktanella strain BIO-204 and Dinoroseobacter shibae strain DFL-27, were analyzed by GC-MS. Several gamma-lactones and one delta-lactone were identified, besides pyrazines and some sulfur compounds. The absolute c...

journal_title：Journal of chemical ecology

authors： Dickschat JS,Wagner-Döbler I,Schulz S

更新日期：2005-04-01 00:00:00