Synthesis of (Z)-13-hexadecen-11-yn-1-yl acetate Major component of sex pheromone of the processionary moth.

abstract：:Seven volatile compounds identified from the headspace of whole wheat bread dough were investigated for their role in attractingGlischrochilus quadrisignatus andG. fasciatus in the field. Traps baited with either whole wheat bread dough or a synthetic seven-component bread dough odor caught similar numbers of these be...

journal_title：Journal of chemical ecology

authors： Lin H,Phelan PL

更新日期：1991-12-01 00:00:00

abstract：:Several chemical modifications of a synthetic fermented egg (SFE) lure were field tested on free-ranging coyotes (Canis latrans) to determine the effects of odor intensity and quality on their behavioral responses. SFE was modified for testing by (1) enhancing one of the four basic odor components (fruity, sulfurous, ...

journal_title：Journal of chemical ecology

authors： Bullard RW,Turkowski FJ,Kilburn SR

更新日期：1983-07-01 00:00:00

abstract：:A system is described for the collection of volatiles produced by plants and insects that minimizes stresses on the plant or insect in an environment that is free from chemical impurities. Air entering a volatile collection chamber containing insects and/or plants was purified using a nonwoven fabric medium infused wi...

journal_title：Journal of chemical ecology

authors： Heath RR,Manukian A

更新日期：1992-07-01 00:00:00

abstract：:The subsocial tenebrionid Parastizopus armaticeps Pér. is parasitized by the closely related Eremostibes opacus Koch (Coleoptera: Tenebrionidae). We found that the pygidial defensive secretions of both species are similar and contain a mixture of 1,4-benzoquinones, 1-alkenes, and monoterpene hydrocarbons. The 1-alkene...

journal_title：Journal of chemical ecology

authors： Geiselhardt S,Szepat T,Rasa OA,Peschke K

更新日期：2006-04-01 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：:Polydimethylsiloxane (PDMS) materials were used to quantify levels of the photosynthesis inhibitor sorgoleone in the undisturbed rhizosphere of sorghum plants. The materials used included stir bars coated with PDMS (stir bar sorptive extraction), technical grade optical fiber coated with a thin film of PDMS (matrix-so...

journal_title：Journal of chemical ecology

authors： Weidenhamer JD

更新日期：2005-02-01 00:00:00

abstract：:Larvae of the western flower thrips Frankliniella occidentalis are known to produce an anal droplet containing decyl acetate (10Ac) and dodecyl acetate (12Ac), which act as an alarm pheromone. Analysis by GC showed that the combined mass of 10Ac and 12Ac per droplet increased with age of second instars from 2 ng to 18...

journal_title：Journal of chemical ecology

authors： MacDonald KM,Hamilton JG,Jacobson R,Kirk WD

更新日期：2003-10-01 00:00:00

abstract：:Steroidal glycoalkaloids, found in species of the Solanaceae, elicit bursting activity in galeal and tarsal chemosensilla of adult Colorado potato beetles. The effect has an average latency of 6-12 sec, depending on the sensillum/alkaloid combination. A 20-sec alkaloid treatment is often suffficient to render galeal s...

journal_title：Journal of chemical ecology

authors： Mitchell BK,Harrison GD

更新日期：1985-01-01 00:00:00

abstract：:Electroantennograms (EAGs) were recorded from male and female moths of two sympatric leaf folder species,Cnaphalocrocis medinalis (Gue-née) andMarasmia patnalis Bradley (Lepidoptera: Pyralidae) to 91 volatile chemicals of plant origin. Responses of both leaf folder species were similar to all compounds except to three...

journal_title：Journal of chemical ecology

authors： Ramachandran R,Khan ZR,Caballero P,Juliano BO

更新日期：1990-09-01 00:00:00

abstract：:Cyclohexanone, a naturally occurring component of male Asian elephant temporal gland secretion, was tested as a candidate elicitor of bioresponses from female Asian elephants (Elephas maximus). Four female Asian elephants were presented with synthetic cyclohexanone samples during a standardized bioassay. Four types of...

journal_title：Journal of chemical ecology

authors： Perrin TE,Rasmussen LE

更新日期：1994-11-01 00:00:00

abstract：:The iridoid glycoside catalpol was found to be sequestered by larvae ofMeris alticola feeding onPenstemon virgatus and by larvae ofNeoterpes graefiaria which utilizeP. barbatus. The strikingly similar larval patterns of these two ennomine geometrids were previously considered to be disruptive, but predator-based Mulle...

journal_title：Journal of chemical ecology

authors： Stermitz FR,Gardner DR,McFarland N

更新日期：1988-02-01 00:00:00

abstract：:HPLC analysis of crude dichloromethane extracts of shaken liquid cultures of the hyphomycetous fungusTolypocladium geodes Gams revealed the presence of efrapeptins. These peptides, which have mitochondrial ATPase inhibitory activity as well as antifungal and insecticidal properties, are previously known only from the ...

journal_title：Journal of chemical ecology

authors： Krasnoff SB,Gupta S

更新日期：1991-10-01 00:00:00

abstract：:Termite colonies are almost always founded by a pair of winged dispersers, in spite of the high costs and low success rates inherent in independent colony foundation. The dispersal flights of imagoes from natal colonies are followed by mate search, mediated by sex-pairing pheromones. Here, we studied the chemistry of ...

journal_title：Journal of chemical ecology

authors： Dolejšová K,Křivánek J,Kalinová B,Hadravová R,Kyjaková P,Hanus R

更新日期：2018-06-01 00:00:00

abstract：:We identified 4-methylquinazoline (4-MeQ) as a minor component of the male sex pheromone of the parasitoid Nasonia vitripennis. Like the major components (4R,5R)- and (4R,5S)-5-hydroxy-4-decanolide (HDL), 4-MeQ is synthesized in the abdomen of males. At doses of 6 or 1 ng, 4-MeQ synergized the response of virgin femal...

journal_title：Journal of chemical ecology

authors： Ruther J,Steiner S,Garbe LA

更新日期：2008-01-01 00:00:00

abstract：:The diamondback moth (Plutella xylostella), a crucifer-specialist pest, has been documented to employ glucosinolates as host recognition cues for oviposition. Through the use of mutant Arabidopsis thaliana plants, we investigated the role of specific classes of glucosinolates in the signaling of oviposition by P. xylo...

journal_title：Journal of chemical ecology

authors： Sun JY,Sønderby IE,Halkier BA,Jander G,de Vos M

更新日期：2009-12-01 00:00:00

abstract：:Chemical investigation of the Dufour gland contents of three species ofMyrmecia by GC and GC-MS showed thatM. gulosa andM. nigriceps contain predominantly linear hydrocarbons, whereasM. pilosula contains acetates, aldehydes, and propionates. The major components ofM. gulosa andM. nigriceps are (Z)-8-heptadecene, penta...

journal_title：Journal of chemical ecology

authors： Jackson BD,Billen JP,Morgan ED

更新日期：1989-08-01 00:00:00

abstract：:This study was designed to compare the chemistry of elaiosomes of three sympatric species ofTrillium to discover if there are correlations between chemistry and dispersal rates by ants. We quantified the amount of proteins and neutral lipids and qualitatively analyzed the fatty acids occurring in triglyceride, diglyce...

journal_title：Journal of chemical ecology

authors： Lanza J,Schmitt MA,Awad AB

更新日期：1992-02-01 00:00:00

abstract：:Adult females of Monochamus alternatus are known to use palpation to recognize oviposition scars that contain eggs and to be deterred from oviposition. This study investigated the oviposition-deterring activity of a jellylike secretion deposited by the females immediately after oviposition and methanol extracts of fem...

journal_title：Journal of chemical ecology

authors： Anbutsu H,Togashi K

更新日期：2001-06-01 00:00:00

abstract：:We used a detailed analysis of feeding behavior to investigate the role of solanaceous alkaloids as sensory-based feeding deterrents for the Colorado potato beetle,Leptinotarsa decemlineata (Say). Experiments were conducted on three geographic, host-adapted populations of beetles to determine whether evolutionary chan...

journal_title：Journal of chemical ecology

authors： Harrison GD,Mitchell BK

更新日期：1988-03-01 00:00:00

abstract：:Two compounds recently isolated from the defensive gland ofNecrodes surinamensis, α-and β-necrodol, first representatives of a new category of monoterpenes (the necrodanes), are shown to be repellent to ants and other insects and irritating to cockroaches and flies. The compounds doubtless play a defensive role inNecr...

journal_title：Journal of chemical ecology

authors： Eisner T,Deyrup M,Jacobs R,Meinwald J

更新日期：1986-06-01 00:00:00

abstract：:Cuticular hydrocarbons are among the prime candidates for nestmate recognition in social insects. We analyzed the variation of cuticular hydrocarbons in the termite species M. subhyalinus in West Africa (Comoë National Park) on a small spatial scale (< 1 km). We found considerable variation in the composition of cutic...

journal_title：Journal of chemical ecology

authors： Kaib M,Jmhasly P,Wilfert L,Durka W,Franke S,Francke W,Leuthold RH,Brandl R

更新日期：2004-02-01 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 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：:Latex occurs in 10% of plant families, has evolved independently many times, and is the most effective defense of milkweeds against its chewing herbivores. Here we report on new experiments on the heritability and inducibility of latex in several milkweed species. In addition, we review what is known about the genetic...

journal_title：Journal of chemical ecology

authors： Agrawal AA,Hastings AP

更新日期：2019-12-01 00:00:00

abstract：:Thirty-seven flavonoid compounds (9 flavones, 18 flavonols, 8 flavanones, and 2 flavanonols) were investigated for their effect on feeding choice with bertha armyworm (Mamestra configurata Walker; BAW). Feeding choice was dependent upon subtle differences in biochemical structure. Unsubstituted flavone and flavanone w...

journal_title：Journal of chemical ecology

authors： Onyilagha JC,Lazorko J,Gruber MY,Soroka JJ,Erlandson MA

更新日期：2004-01-01 00:00:00

abstract：:Phorodon humuli (Damson-hop aphid) is one of the major pests of hops in the northern hemisphere. It causes significant yield losses and reduces hop quality and economic value. Damson-hop aphid is currently controlled with insecticides, but the number of approved pesticides is steadily decreasing. In addition, the use ...

journal_title：Journal of chemical ecology

authors： Undas AK,Weihrauch F,Lutz A,van Tol R,Delatte T,Verstappen F,Bouwmeester H

更新日期：2018-08-01 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：:Mycorrhizas are the most important mutualistic symbioses on earth. The most prevalent type are the arbuscular mycorrhizas (AMs) that develop between roots of most terrestrial plants and fungal species of the Zygomycota. The AM fungi are able to grow into the root cortex forming intercellular hyphae from which highly b...

journal_title：Journal of chemical ecology

authors： Strack D,Fester T,Hause B,Schliemann W,Walter MH

更新日期：2003-09-01 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：:Two genetically diverse strains of Trypanosoma cruzi were tested in vitro for susceptibility to the solanum-derived triglycoside alkaloids solasonine and solamargine. Cytolytic assays were performed on epimastigotes (EMs) and bloodstream form trypomastigotes (BSFs) lifecycle stages by using serial dilutions of each al...

journal_title：Journal of chemical ecology

authors： Hall CA,Hobby T,Cipollini M

更新日期：2006-11-01 00:00:00