Chemistry of mandibular and Dufour's gland secretions of ants in genusMyrmecocystus.

abstract：:Diastereomers of the spiroacetal, 2,8-dimethyl-1,7-dioxaspiro [5.5]undecane, represent main components of the cephalic secretion from males of the solitary bee,Andrena wilkella. The major compound proved to be of high enantiomeric purity, showing (2S,6R,8S) configuration. Only the naturally occurring enantiomer attrac...

journal_title：Journal of chemical ecology

authors： Tengö J,Agren L,Baur B,Isaksson R,Liljefors T,Mori K,König W,Francke W

更新日期：1990-02-01 00:00:00

abstract：:Osmoderma eremita (Scopoli) is an endangered scarab beetle living in hollow trees. It has mainly been known for its characteristic odor, typically described as a fruity, peachlike or plumlike aroma. The odor emanating from a single beetle can sometimes be perceived from a distance of several meters. In this paper, we ...

journal_title：Journal of chemical ecology

authors： Larsson MC,Hedin J,Svensson GP,Tolasch T,Francke W

更新日期：2003-03-01 00:00:00

abstract：:Potato cyst nematodes (PCNs) are a major pest of solanaceous crops such as potatoes, tomatoes, and eggplants and have been widely studied over the last 30 years, with the majority of earlier studies focusing on the identification of natural hatching factors. As a novel approach, we focused instead on chemicals involve...

journal_title：Journal of chemical ecology

authors： Farnier K,Bengtsson M,Becher PG,Witzell J,Witzgall P,Manduríc S

更新日期：2012-06-01 00:00:00

abstract：:Information processing in the olfactory pathway underlying the perception of semiochemicals by insects is discussed. Both the chemical message for mates and the message for food consist of blends of chemicals. Olfactory receptors in an insect species are tuned to the detection of those compounds which comprise such ch...

journal_title：Journal of chemical ecology

authors： Visser JH,de Jong R

更新日期：1988-11-01 00:00:00

abstract：:The Evolution of Increased Competitive Ability (EICA) hypothesis posits that invasive plants in introduced habitats with reduced herbivore pressure will evolve reduced levels of costly resistance traits. In light of this hypothesis, we examined the constitutive and inducible expression of five chemical defense traits ...

journal_title：Journal of chemical ecology

authors： Cipollini D,Mbagwu J,Barto K,Hillstrom C,Enright S

更新日期：2005-06-01 00:00:00

abstract：:Lizards communicate with others via chemical signals, the composition of which may vary among species. Although the selective pressures and constraints affecting chemical signal diversity at the species level remain poorly understood, the possible role of diet has been largely neglected. The chemical signals of many l...

journal_title：Journal of chemical ecology

authors： Baeckens S,García-Roa R,Martín J,Van Damme R

更新日期：2017-09-01 00:00:00

abstract：:Coniferyl benzoate, a secondary metabolite found in quaking aspen (Populus tremuloides) and other plants, is an avian feeding deterrent of ecological and potential commercial importance. This study was conducted to determine if coniferyl benzoate is a trigeminal stimulant for birds and to ascertain if trigeminal chemo...

journal_title：Journal of chemical ecology

authors： Jakubas WJ,Mason JR

更新日期：1991-11-01 00:00:00

abstract：:Females of the gregarious endoparasitoid Cotesia kariyai were attracted to a blend of volatiles released from corn plants infested with larvae of their host, the common armyworm (Mythimna separata). We investigated the effects of time after the last infestation (1-168 h) on the attractiveness of corn plants infested b...

journal_title：Journal of chemical ecology

authors： Mandour NS,Kainoh Y,Ozawa R,Uefune M,Takabayashi J

更新日期：2011-03-01 00:00:00

abstract：:A previous study showed that Sitka black-tailed deer (Odocoileus hemionus sitkensis) consumption was negatively correlated with monoterpene content in western redcedar (Thuja plicata). To test whether these monoterpenes were deterrent to Sitka black-tailed deer, we performed feeding choice experiments with four hydroc...

journal_title：Journal of chemical ecology

authors： Vourc'h G,De Garine-Wichatitsky M,Labbé A,Rosolowski D,Martin JL,Fritz H

更新日期：2002-12-01 00:00:00

abstract：:The responses of Glossina morsitans morsitans Westwood to guaiacol (2-methoxyphenol), a mild repellent constituent of bovid odors, and seven analogues comprising 2-methoxyfuran, 2,4-dimethylphenol, 2-methoxy-4-methylphenol (4-methylguaiacol), 4-ethyl-2-methoxyphenol (4-ethylguaiacol), 4-allyl-2-methoxyphenol (4-allylg...

journal_title：Journal of chemical ecology

authors： Saini RK,Hassanali A

更新日期：2007-05-01 00:00:00

abstract：:Olfactometer bioassays showed that odors from mature Thyanta perditor males attracted females but not males. Furthermore, odors from females did not attract either sex, indicating that like other phytophagous pentatomid bugs, the males produce a sex pheromone. Attraction appeared to peak in late afternoon to evening. ...

journal_title：Journal of chemical ecology

authors： Moraes MC,Millar JG,Laumann RA,Sujii ER,Pires CS,Borges M

更新日期：2005-06-01 00:00:00

abstract：:Plants synthesize a wide range of bioactive secondary metabolites to defend against pests and pathogens. Red alder (Alnus rubra) bark, root, and leaf extract have a long history of use in traditional medicine and hygiene. Diarylheptanoids, especially oregonin ((5S)-1,7-bis(3,4-dihydroxyphenyl)-5-(β-D-xylopyranosyloxy)...

journal_title：Journal of chemical ecology

authors： Lea CS,Bradbury SG,Constabel CP

更新日期：2021-01-21 00:00:00

abstract：:Results of experiments conducted on ink recovered from the squid Sepioteuthis australis indicate that there is no epinephrine or protein naturally present in the ink as it would be ejected in vivo. Protein content was effectively zero when ink was syringed from the duct end of the ink sac of freshly killed animals. By...

journal_title：Journal of chemical ecology

authors： Madaras F,Gerber JP,Peddie F,Kokkinn MJ

更新日期：2010-11-01 00:00:00

abstract：:Many species of longhorn beetles (Coleoptera: Cerambycidae) utilize male-produced aggregation-sex pheromones that attract both sexes. However, the reasons why and the details of how this type of pheromone is used by cerambycids and other coleopteran species that utilize analogous male-produced pheromones remain unclea...

journal_title：Journal of chemical ecology

authors： Collignon RM,Cale JA,McElfresh JS,Millar JG

更新日期：2019-03-01 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：:The feasibility of using the synthetic sex pheromone, disparlure, as a mating confusant of the nun moth (Lymantria monacha L.) was investigated on wild populations occurring in outbreak proportions in Poland and in low density in Czechoslovakia. The size of experimental plots ranged from 1 to 12 hectares. The amounts ...

journal_title：Journal of chemical ecology

authors： Zďárek J,Vrkoč J,Hochmut R,Kolk A

更新日期：1988-02-01 00:00:00

abstract：:The antiherbivore potential of the glucosinolate-myrosinase defense system found in plants of the order Capparales is heavily influenced by the types of hydrolysis products (e.g. isothiocyanates, nitriles) formed from the parent glucosinolates upon plant damage. However, comparison of the effects of glucosinolate hydr...

journal_title：Journal of chemical ecology

authors： Burow M,Müller R,Gershenzon J,Wittstock U

更新日期：2006-11-01 00:00:00

abstract：:Male spruce budworm [Chorisloneura fumiferana (Clem.)] moths were held for 3 hr in a wind tunnel and subjected to various concentrations of background synthetic pheromone. They were then exposed to calling females and their response was recorded. The background pheromone was presented either as discrete turbulent plum...

journal_title：Journal of chemical ecology

authors： Sanders CJ

更新日期：1982-02-01 00:00:00

abstract：:Root herbivores can indirectly affect aboveground herbivores by altering the food quality of the plant. However, it is largely unknown whether plant genotypes differ in their response to root herbivores, leading to variable defensive phenotypes. In this study, we investigated whether root-feeding insect larvae (Agriot...

journal_title：Journal of chemical ecology

authors： Wurst S,Van Dam NM,Monroy F,Biere A,Van der Putten WH

更新日期：2008-10-01 00:00:00

abstract：:Twenty ent-labdane diterpenes, isolated from the aquatic plants Ruppia maritima and Potamogeton natans, were tested to detect their effects on aquatic organisms from different trophic levels. Toxicity tests were performed on aquatic producers (the alga Selenastrum capricornutum), and consumers including a rotifer (Bra...

journal_title：Journal of chemical ecology

authors： Cangiano T,Dellagreca M,Fiorentino A,Isidori M,Monaco P,Zarrelli A

更新日期：2002-06-01 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：: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 field responses of English populations of the Dutch elm disease vectors,Scolytus multistriatus andS. scolytus to baits containing 4-methyl-3-heptanol, a host synergist [(-)-α-cubebene or (-)-limonene] and (±)-α-, (+)-β-, (-)-β-, (±)-γ-, or (±)-δ-multistriatin were examined. (±)-α-Multistriatin, released at 5-10 μg...

journal_title：Journal of chemical ecology

authors： Blight MM,Fielding NJ,King CJ,Ottridge AP,Wadhams LJ,Wenham MJ

更新日期：1983-01-01 00:00:00

abstract：:The European rabbit (Oryctolagus cuniculus) uses the secretion of the chin gland to maintain dominance hierarchies in the wild. Recent work has investigated changes in the secretion when social status is manipulated in the rabbit. When a rabbit becomes dominant, a new compound appears in his secretion, 2-phenoxyethano...

journal_title：Journal of chemical ecology

authors： Hayes RA,Richardson BJ,Wyllie SG

更新日期：2003-05-01 00:00:00

abstract：:Tree volatiles and pheromones produced by southern bark beetles were bioassayed for response by the clerid predatorThanasimus dubius (F.). Upwind flights in a laboratory olfactometer, modified from Visser (1976), were used to determine the attractiveness of compounds. Differences in response to a solvent control and p...

journal_title：Journal of chemical ecology

authors： Mizell RF 3rd,Frazier JL,Nebeker TE

更新日期：1984-01-01 00:00:00

abstract：:The ability to cope with plant defense chemicals differs between specialist and generalist species. In this study, we examined the effects of the concentration of the two main iridoid glycosides (IGs) in Plantago lanceolata, aucubin and catalpol, on the performance of a specialist and two generalist herbivores and the...

journal_title：Journal of chemical ecology

authors： Reudler JH,Biere A,Harvey JA,van Nouhuys S

更新日期：2011-07-01 00:00:00

abstract：:Carrion beetles of the subfamily Nicrophorinae search and bury a carcass that they utilize for reproduction. After burial, the carcass is coated with oral secretions that delay its decomposition. Previously, oral secretions of Nicrophorus marginatus were found to show antimicrobial activity, whereas secretion of N. ca...

journal_title：Journal of chemical ecology

authors： Jacques BJ,Akahane S,Abe M,Middleton W,Hoback WW,Shaffer JJ

更新日期：2009-08-01 00:00:00

abstract：:The four major components of the setal exudate of nymphs of the andromeda lace bug,Stephanitis takeyai, were identified. They are 7-hydroxy-3-nonylchromanone1, the novel 3,5-dihydroxy-2-dodecanoylcyclohex-2-en-1-one2,2',6'-dihydroxydodecanophenone3, and its 3-hydroxy derivative4. Only three species ofStephanitis commo...

journal_title：Journal of chemical ecology

authors： Oliver JE,Lusby WR,Neal JW Jr

更新日期：1990-07-01 00:00:00

abstract：:With the aim of establishing whether the oxidation of the tricyclic carbon skeleton of scalaradial (1) is specific to Glossodoris mollusks, the chemical investigation of specimens of Glossodoris pallida from two distinct geographical areas (China and Guam) and of Glossodoris vespa and Glossodoris averni from Eastern A...

journal_title：Journal of chemical ecology

authors： Manzo E,Gavagnin M,Somerville MJ,Mao SC,Ciavatta ML,Mollo E,Schupp PJ,Garson MJ,Guo YW,Cimino G

更新日期：2007-12-01 00:00:00

abstract：:Olfactory responses of 72- to 96-hr-old, 24-hr starved adult male, female, or mixed-sex groups of the red flour beetle,Tribolium castaneum (Herbst), to volatiles from wheat and millet kernels, certain milled fractions, and solvent extracts were recorded by using a lightsensitive apparatus. Wheat-germ volatiles from in...

journal_title：Journal of chemical ecology

authors： Seifelnasr YE,Hopkins TL,Mills RB

更新日期：1982-12-01 00:00:00