Defense in the aeolidoidean genus Phyllodesmium (Gastropoda).

abstract：:Analysis ofChelone glabra (Scrophulariaceae) by gas chromatography showed that leaves of this plant contained primarily the iridoid glycoside catalpol, and in a few individuals some aucubin was also detected. There was no difference in the iridoid glycoside content of damaged compared to undamaged plants, nor was ther...

journal_title：Journal of chemical ecology

authors： Bowers MD,Boockvar K,Collinge SK

更新日期：1993-04-01 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：:Acrolepiopsis assectella andPlutella xylostella frass volatiles, trapped on Tenax GC, were examined by capillary gas chromatography. In both moths, the same three disulfides, dimethyl, dipropyl, and methyl propyl, were the most abundant substances, but in different proportions. The synthetic disulfides elicited the sa...

journal_title：Journal of chemical ecology

authors： Auger J,Lecomte C,Paris J,Thibout E

更新日期：1989-04-01 00:00:00

abstract：:The leading hypothesis for the evolution of the metal hyperaccumulation trait in plants is as a defense against herbivores. A central piece of evidence expected for this hypothesis is that plants benefit from herbivores being deterred from eating high metal tissues. While many studies have investigated whether or not ...

journal_title：Journal of chemical ecology

authors： Vesk PA,Reichman SM

更新日期：2009-03-01 00:00:00

abstract：:In nature, parasitoid wasps encounter and sometimes show oviposition behavior to nonhost species. However, little is known about the effect of such negative incidences on their subsequent host-searching behavior. We tested this effect in a tritrophic system of maize plants (Zea mays), common armyworms (hosts), tobacco...

journal_title：Journal of chemical ecology

authors： Steven S,Uefune M,Ozawa R,Takabayashi J,Kainoh Y

更新日期：2019-04-01 00:00:00

abstract：:Extracts of Amphimallon solstitiale (L.), a well known, widely distributed and rather common European scarab beetle, were analyzed by GC-MS and GC-EAD. Acetoin - (R):(S) > 9:1 - as well as 2,3-butanediol - (2R,3R): (2S,3S):meso = 1:1:9 - were present in extracts of both males and females. Although (2S,3S)-butanediol d...

journal_title：Journal of chemical ecology

authors： Tolasch T,Sölter S,Tóth M,Ruther J,Francke W

更新日期：2003-04-01 00:00:00

abstract：:Attempted purification of synthetic racemic grandisal1 by silica gel chromatography resulted in severe decomposition. The nature of this reaction was studied on silica gel and in an ether solution ofp-toluenesulfonic acid. The same products resulted from both reaction systems, although in different ratios. Five racemi...

journal_title：Journal of chemical ecology

authors： Webster FX,Zeng XN,Silverstein RM

更新日期：1987-07-01 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

abstract：:Many grass species are symbiotic with systemic, vertically-transmitted, asymptomatic Epichloë endophytic fungi. These fungi often produce alkaloids that defend the host against herbivores. We studied how environmental variables affect alkaloids in endophyte-infected tall fescue (Schedonorus phoenix) from three Norther...

journal_title：Journal of chemical ecology

authors： Helander M,Phillips T,Faeth SH,Bush LP,McCulley R,Saloniemi I,Saikkonen K

更新日期：2016-02-01 00:00:00

abstract：:Olfactory reception of potential pheromones and host-plant odors by male and female tarnished plant bugs (TPBs),Lygus lineolaris (Hemiptera: Miridae), was investigated by utilizing electroantennogram (EAG) techniques. In general, EAGs were similar between the sexes. Among 31 compounds of seven chemical groups tested, ...

journal_title：Journal of chemical ecology

authors： Chinta S,Dickens JC,Aldrich JR

更新日期：1994-12-01 00:00:00

abstract：:The cucurbitacins are oxygenated tetracyclic triterpenoids produced as secondary plant compounds by nearly all genera of Cucurbitaceae. The very bitter and toxic cucurbitacins are effective semiochemicals acting ecologically as allomones to protect the Cucurbitaceae from attack by a variety of invertebrate and vertebr...

journal_title：Journal of chemical ecology

authors： Metcalf RL

更新日期：1986-05-01 00:00:00

abstract：:The bioactivity of 22 essential oils from aromatic and medicinal plants was tested uponAcanthoscelides obtectus Say (Coleoptera, Bruchidae), a pest of kidney bean (Phaseolus vulgaris L.). The insecticidal effect was evaluated by determination of 24- and 48-hr LC50 and LC50 (from 1.50 mg/ dm(3) to more than 1000 mg/dm(...

journal_title：Journal of chemical ecology

authors： Regnault-Roger C,Hamraoui A,Holeman M,Theron E,Pinel R

更新日期：1993-06-01 00:00:00

abstract：:The analyses of virgin female sex pheromone gland extracts by gas chromatography (GC), GC-electroantennographic detection (GC-EAD) and GC-mass spectrometry (GC-MS) followed by field-trapping experiments, have identified (E)-9-tetradecenyl acetate (E9-14:Ac) as the primary sex pheromone component of the spruce budmoth,...

journal_title：Journal of chemical ecology

authors： Silk PJ,Butterworth EW,Kuenen LP,Northcott CJ,Dunkelblum E,Kettela EG

更新日期：1989-10-01 00:00:00

abstract：:In 2002-2004, we examined the flight responses of 49 species of native and exotic bark and ambrosia beetles (Coleoptera: Scolytidae and Platypodidae) to traps baited with ethanol and/or (-)-alpha-pinene in the southeastern US. Eight field trials were conducted in mature pine stands in Alabama, Florida, Georgia, North ...

journal_title：Journal of chemical ecology

authors： Miller DR,Rabaglia RJ

更新日期：2009-04-01 00:00:00

abstract：:The click beetle species Agriotes acuminatus is distributed in open deciduous forests throughout a large area in Europe. In order to identify its sex pheromone, gland extracts of female beetles were investigated by using GC/MS. Neryl butanoate and 2,6-dimethyl-(Z,E)-2,6-octadien-1,8-diol dihexanoate, in a ratio of app...

journal_title：Journal of chemical ecology

authors： Tolasch T,von Fragstein M,Steidle JL

更新日期：2010-03-01 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：:In aquatic environments, chemical cues are believed to be associated with prey response to predation risk, yet few basic cue compositions are known despite the pronounced ecological and evolutionary significance of such cues. Previous work indicated that negatively-charged ions of m/z 501 are possibly a kairomone that...

journal_title：Journal of chemical ecology

authors： Austin CE,March RE,Stock NL,Murray DL

更新日期：2018-02-01 00:00:00

abstract：:Termite societies are abundant in the tropics, and are therefore exposed to multiple enemies and predators, especially during foraging activity. Soldiers constitute a specialized defensive caste, although workers also participate in this process, and even display suicidal behavior, which is the case with the species N...

journal_title：Journal of chemical ecology

authors： Costa-Leonardo AM,da Silva IB,Janei V,Esteves FG,Dos Santos-Pinto JRA,Palma MS

更新日期：2019-09-01 00:00:00

abstract：:(Z)-5-Tetradecenyl acetate and tetradecyl acetate were identified as sex pheromone components of an unnamedPlanotortrix leafroller moth species found onAvicennia resinifera (mangrove). An equal mixture of the two compounds used as bait gave field trap catches at least as good as those baited with caged virgin females....

journal_title：Journal of chemical ecology

authors： Foster SP,Clearwater JR,Roelofs WL

更新日期：1987-03-01 00:00:00

abstract：:Most snakes and lizards produce eggs with flexible shells that interact with the environment to maintain water balance. Geckos produce rigid eggshells that are independent of an external source of water and can be oviposited in more open, dryer locations. In this study, we analyzed and compared the amino acid composit...

journal_title：Journal of chemical ecology

authors： Sexton OJ,Bramble JE,Heisler IL,Phillips CA,Cox DL

更新日期：2005-10-01 00:00:00

abstract：:Phenolic compounds have been identified as the most common allelochemicals produced by higher plants. Inhibitions of cinnamic acid, its related phenolic derivatives, and abscisic acid (ABA) on seedling growth and seed germination of lettuce were studied.trans-Cinnamic acid, ando-,m-, andp-coumaric acids inhibited the ...

journal_title：Journal of chemical ecology

authors： Li HH,Inoue M,Nishimura H,Mizutani J,Tsuzuki E

更新日期：1993-08-01 00:00:00

abstract：:Despite the recognition that phytohormonal signaling mediates induced responses to herbivory, we still have little understanding of how such signaling varies among closely related species and may generate herbivore-specific induced responses. We studied closely related milkweeds (Asclepias) to link: 1) plant damage by...

journal_title：Journal of chemical ecology

authors： Agrawal AA,Hastings AP,Patrick ET,Knight AC

更新日期：2014-07-01 00:00:00

abstract：:The milfoil weevil Euhrychiopsis lecontei is a specialist aquatic herbivore that feeds, oviposits, and mates on the invasive freshwater macrophyte Myriophyllum spicatum. We characterized the weevil's preference for M. spicatum, and through bioassay-driven fractionation, isolated and identified two chemicals released b...

journal_title：Journal of chemical ecology

authors： Marko MD,Newman RM,Gleason FK

更新日期：2005-12-01 00:00:00

abstract：:Compounds from the metasternal and Brindley's glands of the blood-sucking bug, Triatoma infestans, were identified by solid phase microextraction (SPME) and gas chromatography-mass spectrometry. Volatile compounds released by adult bugs during copulation or after mechanical disturbance were also characterized. Six com...

journal_title：Journal of chemical ecology

authors： Manrique G,Vitta AC,Ferreira RA,Zani CL,Unelius CR,Lazzari CR,Diotaiuti L,Lorenzo MG

更新日期：2006-09-01 00:00:00

abstract：:One commonly observed effect of phytotoxic compounds is the inhibition or delay of germination of sensitive seeds. Mustard (Sinapis alba L.) seeds were incubated with aqueous extracts of sunflower (Helianthus annuus L.) leaves. Although sunflower phytotoxins did not influence seed viability, extracts completely inhibi...

journal_title：Journal of chemical ecology

authors： Kupidłowska E,Gniazdowska A,Stepień J,Corbineau F,Vinel D,Skoczowski A,Janeczko A,Bogatek R

更新日期：2006-12-01 00:00:00

abstract：:Although several studies have elucidated the role of plant epicuticular waxes in host recognition and oviposition by herbivorous insects, there is little known about this subject in Chrysomelidae. In the present study, chemical cues for host recognition behavior and oviposition by the monophagous chrysomelid species C...

journal_title：Journal of chemical ecology

authors： Müller C,Hilker M

更新日期：2001-05-01 00:00:00

abstract：:The results of experiments designed to clarify the behavioral function of the odor of the secretion from the inguinal glands of rabbits,Oryctolagus cuniculus, are presented. Members of groups of female rabbits were smeared with odoriferous materials, and the behavior of their penmates towards them was recorded. Eight ...

journal_title：Journal of chemical ecology

authors： Hesterman ER,Mykytowycz R

更新日期：1982-04-01 00:00:00

abstract：:Lodgepole pines, Pinus contorta Douglas ex Louden var. latifolia Engelm. ex S. Watson, are encountering increased abiotic stress and pest activity due to recent increases in temperature and changes in precipitation throughout their range. This tree species counters these threats by producing secondary metabolites, inc...

journal_title：Journal of chemical ecology

authors： Wallis CM,Huber DP,Lewis KJ

更新日期：2011-06-01 00:00:00

abstract：:2,4-Dihydroxy-7-methoxy-1,4-benzoxazin-3-one (DIMBOA), the major hydroxamic acid present in corn, and its tritiated derivative, were prepared synthetically for use in the determination of the toxicokinetics of this insect deterrent in the European corn borer (ECB),Ostrinia nubilalis. In growth studies with DIMBOA (0, ...

journal_title：Journal of chemical ecology

authors： Campos F,Atkinson J,Arnason JT,Philogène BJ,Morand P,Werstiuk NH,Timmins G

更新日期：1989-07-01 00:00:00

abstract：:Female smaller tea tortrix mothsAdoxophyes sp. (Lepidoptera: Tortricidae), which initiated calling at 1, 2, or 3 days old, respectively, were analyzed individually for (Z)-11-tetradecenyl acetate (Z11-14:OAc) and (Z)-9-tetradecenyl acetate (Z9-14: OAc) in the pheromone gland via GLC. Among different age groups, broad ...

journal_title：Journal of chemical ecology

authors： Kou R,Chow YS

更新日期：1991-09-01 00:00:00