Changes of sex pheromone communication systems associated with tebufenozide and abamectin resistance in diamondback moth, Plutella xylostella (L.).

abstract：:The enantiomers of analogs of (Z)-5-decenyl acetate, a pheromone component ofAgrotis segetum, substituted by a methyl group in the 2, 3, 4, 7, and 8 positions and dimethyl substituted in the 4,7 positions, have been synthesized and studied by an electrophysiological single-cell technique and by molecular mechanics cal...

journal_title：Journal of chemical ecology

authors： Jönsson S,Malmström T,Liljefors T,Hansson BS

更新日期：1993-03-01 00:00:00

abstract：:The structure elucidation of sex pheromones of Lepidoptera by a solid-sample injection technique in conjunction with capillary gas chromatography is described. The applicability of this method in GC and GC-MS modes was demonstrated by reanalyzing the sex attractants of females ofOstrinia nubilalis andBombyx mori. The ...

journal_title：Journal of chemical ecology

authors： Attygalle AB,Herrig M,Vostrowsky O,Bestmann HJ

更新日期：1987-05-01 00:00:00

abstract：:Heritable cuticular hydrocarbon patterns ofSolenopsis invicta workers are consistent within colonies for a given sampling time but vary sufficiently from colony to colony to distinguish the colonies from each other. In addition, cuticular hydrocarbon patterns change within colonies over time. Nestmate recognition cues...

journal_title：Journal of chemical ecology

authors： Vander Meer RK,Saliwanchik D,Lavine B

更新日期：1989-07-01 00:00:00

abstract：:This work reports the development and use of techniques for characterizing volatile chemicals emitted by the multicolored Asian lady beetle, Harmonia axyridis (Pallas) (Coleoptera: Coccinellidae), in an effort to identify the semiochemicals involved in establishment and persistence of overwintering beetle aggregations...

journal_title：Journal of chemical ecology

authors： Brown AE,Riddick EW,Aldrich JR,Holmes WE

更新日期：2006-11-01 00:00:00

abstract：:The foliage and fruit of the tomato plantLycopersicon esculentum contains polyphenol oxidases (PPO) and peroxidases (POD) that are compartmentally separated from orthodihydroxyphenolic substrates in situ. However, when leaf tissue is damaged by insect feeding, the enzyme and phenolic substrates come in contact, result...

journal_title：Journal of chemical ecology

authors： Felton GW,Donato K,Del Vecchio RJ,Duffey SS

更新日期：1989-12-01 00:00:00

abstract：:Sirex noctilio females are known to be attracted to stem sections of stressed pine trees for oviposition. The volatile profiles and attractiveness of Eastern white pine (Pinus strobus) and two chemotypes of Scots pine (P. sylvestris) were compared after stem injection with herbicide. In general, trap captures on herbi...

journal_title：Journal of chemical ecology

authors： Böröczky K,Zylstra KE,McCartney NB,Mastro VC,Tumlinson JH

更新日期：2012-02-01 00:00:00

abstract：:A compiled program, JCE-REFS.EXE (coded in the QuickBASIC language), for use on IBM-compatible personal computers is described. The program converts a DOS text file of current B-I-T-S (BIOSIS Information Transfer System) or BIOSIS Previews references into a DOS file of citations, including abstracts, in a general styl...

journal_title：Journal of chemical ecology

authors： Byers JA

更新日期：1992-09-01 00:00:00

abstract：:Ilex opaca andIlex verticillata are woody species bearing lowquality, bird-dispersed fall fruits that persist for several months. Tests of secondary chemistry show that fruits of both species contain phenolics and saponins as major classes of secondary metabolites. Soluble carbohydrates are the major nutrients in both...

journal_title：Journal of chemical ecology

authors： Gargiullo MB,Stiles EW

更新日期：1991-06-01 00:00:00

abstract：:We examined the olfactory communication of the Neotropical short-tailed singing mouse, Scotinomys teguina, by investigating whether S. teguina responded to odors produced by the mid-ventral sebaceous gland of conspecifics. Females spent significantly more time investigating male odor than an odorless stimulus or a fem...

journal_title：Journal of chemical ecology

authors： Fernández-Vargas M,Tang-Martínez Z,Phelps SM

更新日期：2008-04-01 00:00:00

abstract：:Burying beetles of the genus Nicrophorus localize small vertebrate carcasses by emitted volatiles. The carcass that serves as reproduction and breeding site is buried in the soil by the beetles. Biparental care for offspring includes both preservation of the carrion and its preparation as diet and nursery. Buried carc...

journal_title：Journal of chemical ecology

authors： Degenkolb T,Düring RA,Vilcinskas A

更新日期：2011-07-01 00:00:00

abstract：:The intertidal pulmonate limpetTrimusculus reticulatus, which is found in caves or crevices along the California coast, was previously reported to contain two novel diterpenoids, 6β-isovaleroxylabda-8,13-dien-7α,15-diol (1) and 2α,7α-diacetoxy-6β-isovaleroxylabda-8,13-dien-15-ol (2). Dissection of the animals prior to...

journal_title：Journal of chemical ecology

authors： Manker DC,John Faulkner D

更新日期：1996-01-01 00:00:00

abstract：:Dendroctonus ponderosae Hopkins andIps paraconfusus Lanier of both sexes produced most of their complement of terpene alcohols at normal to elevated levels in the absence of readily culturable microorganisms. However, there was some evidence that microbial involvement may be required by maleI. paraconfusus to produce ...

journal_title：Journal of chemical ecology

authors： Hunt DW,Borden JH

更新日期：1989-05-01 00:00:00

abstract：:The invasive clonal plant Wedelia trilobata contains higher levels of ent-kaurane diterpenes, which are precursors of gibberellins (GAs), and higher rates of clonal growth than its native congener W. chinensis in invaded habitats. We hypothesized that the higher levels of endogenous GAs facilitate greater ramet growth...

journal_title：Journal of chemical ecology

authors： Dai ZC,Fu W,Qi SS,Zhai DL,Chen SC,Wan LY,Huang P,Du DL

更新日期：2016-02-01 00:00:00

abstract：:Crude extracts of root of the forage legumesLotus pedunculatus andCoronilla varia (crownvetch) were toxic when administered orally to 3rd instarCostelytra zealandica larvae. A group of 3-nitropropanoyl-D-glucopyranoses was isolated from active fractions of the crude extracts. These toxins, some of which were already k...

journal_title：Journal of chemical ecology

authors： Hutchins RF,Sutherland OR,Gnanasunderam C,Greenfield WJ,Williams EM,Wright HJ

更新日期：1984-01-01 00:00:00

abstract：:The chemical components of tarbush (Flourensia cernua) leaves were fractionated by extracting successively with hexanes, diethyl ether, and ethanol. Volatile profiles of each fraction were identified by using GC-MS. The hexanes fraction contained mostly monoterpenoids, while the ethanol fraction volatiles were primari...

journal_title：Journal of chemical ecology

authors： Tellez M,Estell R,Fredrickson E,Powell J,Wedge D,Schrader K,Kobaisy M

更新日期：2001-11-01 00:00:00

abstract：:Urine of male house mice, Mus musculus, is known to have primer pheromone effects on the reproductive physiology of female mice. Urine-mediated releaser pheromone effects that trigger certain behavioral responses are much less understood, and no field studies have investigated whether urine deposits by male or female ...

journal_title：Journal of chemical ecology

authors： Musso AE,Gries R,Zhai H,Takács S,Gries G

更新日期：2017-03-01 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：:The quinolizidine alkaloids (QA) of golden rain,Laburnum anagyroides, and those of phytophagous insects associated with the plant, as well as of parasitoids of the latter, were analyzed by capillary GLC and GLC-MS. The alkaloid content in samples of vegetative plant parts was high at the beginning of the season, then ...

journal_title：Journal of chemical ecology

authors： Szentesi A,Wink M

更新日期：1991-08-01 00:00:00

abstract：:The olfactory system of living organisms can accurately discriminate numerous odors by recognizing the pattern of activation of several odorant receptors (ORs). Thus, development of an odorant sensor array based on multiple ORs presents the possibility of mimicking biological odor discrimination mechanisms. Recently, ...

journal_title：Journal of chemical ecology

authors： Termtanasombat M,Mitsuno H,Misawa N,Yamahira S,Sakurai T,Yamaguchi S,Nagamune T,Kanzaki R

更新日期：2016-07-01 00:00:00

abstract：:We examined the interaction between host trees and fungi associated with a tree-killing bark beetle, Dendroctonus frontalis. We evaluated (1) the response of four Pinus species to fungal invasion and (2) the effects of plant secondary metabolites on primary growth of and secondary colonization of three consistent fung...

journal_title：Journal of chemical ecology

authors： Hofstetter RW,Mahfouz JB,Klepzig KD,Ayres MP

更新日期：2005-03-01 00:00:00

abstract：:The common brushtail possum (Trichosurus vulpecula) is a generalist herbivore whose diet includes Eucalyptus leaves that are well defended by plant secondary metabolites (PSM) such as the terpene 1,8-cineole (cineole). We accustomed possums to a terpene-free diet, then challenged them with the addition of 2% cineole t...

journal_title：Journal of chemical ecology

authors： McLean S,Brandon S,Boyle RR,Wiggins NL

更新日期：2008-05-01 00:00:00

abstract：:In spite of the importance of chemoreception in social organization and sexual selection of lizards, there is a lack of general knowledge on how the characteristics of chemical signals mediate these behaviors. Moreover, it is unknown which are the mechanisms that might confer honesty to the information provided by che...

journal_title：Journal of chemical ecology

authors： López P,Amo L,Martín J

更新日期：2006-02-01 00:00:00

abstract：:The opilionid,Stygnomma spinifera, secretes from a pair of exocrine glands on the cephalothorax between the first and second pair of legs a major volatile component, 2-methyl-5-ethylphenol, and two minor components, 2,3-dimethylphenol and 2,3-dimethyl-5-ethylphenol. These alkylphenols are constituents of a defensive s...

journal_title：Journal of chemical ecology

authors： Duffield RM,Olubajo O,Wheeler JW,Shear WA

更新日期：1981-03-01 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：: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：:The pear barkminer moth, Spulerina astaurota Meyrick (Gracillariidae: Gracillariinae), is a harmful pest of the Asian-pear tree. Pheromone components of the female were analyzed by gas chromatography (GC) with an electroantennographic (EAG) detector and GC coupled with mass spectrometry. The analyses of a crude pherom...

journal_title：Journal of chemical ecology

authors： Do ND,Ohbayashi K,Naka H,Nakada K,Ando T

更新日期：2011-11-01 00:00:00

abstract：:Two major components from pheromone gland extracts of Synanthedon haitangvora females were identified as (Z,Z)-3,13-octadecadienyl acetate (Z3,Z13-18:OAc) and (E,Z)-2,13-octadecadienyl acetate (E2,Z13-18:OAc), and the average ratio of these components was about 1:1. Seven minor components, (Z)-9-hexadecenyl acetate (Z...

journal_title：Journal of chemical ecology

authors： Yang CY,Kim J,Kang TJ,Jeon HY

更新日期：2009-10-01 00:00:00

abstract：:Using traps baited with natural and synthetic onion volatiles, we examined the effects of different habitats and mating on the olfactory behavior of laboratory-reared and wild onion flies. Rankings of olfactory treatments as host-finding stimuli for females were dependent on their mating status and the habitat in whic...

journal_title：Journal of chemical ecology

authors： Judd GJ,Borden JH

更新日期：1992-04-01 00:00:00

abstract：:Disruption of male Oriental fruit moth orientation to calling females was studied in a wind tunnel by surrounding calling female moths with septa loaded with synthetic pheromone. At the lowest loadings, 0.01 and 0.1µg, which produced release rates well below those of calling females, some males flew to septa instead o...

journal_title：Journal of chemical ecology

authors： Sanders CJ,Lucuik GS

更新日期：1996-11-01 00:00:00

abstract：:A study was undertaken to assess the effect of parthenin--a sesquiterpene lactone from Parthenium hysterophorus--on the germination, growth, and some associated physiological changes in Ageratum conyzoides. The study reveals that germination and growth of A. conyzoides was severely reduced by parthenin in the concentr...

journal_title：Journal of chemical ecology

authors： Singh HP,Batish DR,Kohli RK,Saxena DB,Arora V

更新日期：2002-11-01 00:00:00