Constituents of temporal gland secretion of the African elephant,Loxodonta africana.

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：: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：:The ability to detoxify defensive compounds of competitors provides key ecological advantages that can influence community-level processes. Although common in plants and bacteria, this type of detoxification interaction is extremely rare in animals. Here, using laboratory behavioral assays and analyses of videotaped i...

journal_title：Journal of chemical ecology

authors： LeBrun EG,Diebold PJ,Orr MR,Gilbert LE

更新日期：2015-10-01 00:00:00

abstract：:We investigated the potential role of defensive chemicals in the avoidance of watercress (Nasturtium officinale) by the cooccurring amphipod,Gammarus pseudolimnaeus at two spring brooks: Carp Creek, Michigan and Squabble Brook, Connecticut. We conducted observations and laboratory experiments on the consumption of wat...

journal_title：Journal of chemical ecology

authors： Newman RM,Kerfoot WC,Hanscom Z 3rd

更新日期：1990-01-01 00:00:00

abstract：:The cowpea weevil, Callosobruchus maculatus, is a major pest of stored pulses. Females of this species produce a contact sex pheromone that elicits copulation behavior in males. Pheromone was extracted from filter-paper shelters taken from cages that housed females. Crude ether extract stimulated copulation in male C....

journal_title：Journal of chemical ecology

authors： Nojima S,Shimomura K,Honda H,Yamamoto I,Ohsawa K

更新日期：2007-05-01 00:00:00

abstract：:Previous analyses of the scent gland secretions of snakes have focused on the nonvolatile components. Gas chromatography-mass spectrometry of secretions from North American garter snakes (Thamnophis butleri, T. couchi, T. elegans, T. melanogaster, andT. sirtalis) indicated the following seven major volatile components...

journal_title：Journal of chemical ecology

authors： Wood WF,Parker JM,Weldon PJ

更新日期：1995-02-01 00:00:00

abstract：:In field tests synthetic (3E,5Z)-3,5-tetradecadienyl acetate was found to attract large numbers of males ofRecurvaria leucatella Clerck into sticky traps. The other geometrical isomers did not influence catches. Of the corresponding monoenic compounds, (3E)-3-tetradecenyl acetate was highly attractive to a close relat...

journal_title：Journal of chemical ecology

authors： Tòth M,Doolittle RE

更新日期：1992-07-01 00:00:00

abstract：:Hypericin, an anthrone dimer inHypericum perforatum (Guttiferae), is shown for the first time to be phototoxic to generalist lepidopteran larvae; survivorship was reduced and development prolonged forHeliothis zea (Noctuidae) andPlatynota flavedana (Tortricidae) that consumed hypericin diets in the presence of light. ...

journal_title：Journal of chemical ecology

authors： Sandberg SL,Berenbaum MR

更新日期：1989-03-01 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：: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

abstract：:The parsnip webworm,Depressaria pastinacella (Lepidoptera: Oecophoridae), feeds on plants rich in furanocoumarins, phototoxic allomones. Final-instar larvae possess high levels of activities of antioxidant enzymes (Superoxide dismutase, catalase, glutathione reductase), which detoxify oxygen radicals generated from th...

journal_title：Journal of chemical ecology

authors： Lee K,Berenbaum MR

更新日期：1990-08-01 00:00:00

abstract：:Avoidance of occupied ovisposition sites supposes that females perceive information related to their own progency. Fatty acids identified from egg extracts have been reevaluated using a different extraction method, and we have investigated the dose-dependent oviposition response of European grape vine moths (Lobesia b...

journal_title：Journal of chemical ecology

authors： Gabel B,Thiéry D

更新日期：1996-01-01 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：: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：:Volatile organic compounds derived from non-host plants, Ocimum basilicum, Rosmarinus officinalis, Corymbia citriodora, and Ruta graveolens, can be used to mask host plant odors, and are repellent to the tea geometrid, Ectropis obliqua. Volatile compounds were collected by headspace absorption, and the components were...

journal_title：Journal of chemical ecology

authors： Zhang ZQ,Sun XL,Xin ZJ,Luo ZX,Gao Y,Bian L,Chen ZM

更新日期：2013-10-01 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：: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：: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：: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：:Bark beetles (Coleoptera: Curculionidae, Scolytinae) have specialized feeding habits, and commonly colonize only one or a few closely related host genera in their geographical ranges. The red turpentine beetle, Dendroctonus valens LeConte, has a broad geographic distribution in North America and exploits volatile cues...

journal_title：Journal of chemical ecology

authors： Erbilgin N,Mori SR,Sun JH,Stein JD,Owen DR,Merrill LD,Bolaños RC,Raffa KF,Montiel TM,Wood DL,Gillette NE

更新日期：2007-01-01 00:00:00

abstract：:A study of two related plants (Antirrhinum majus L. and Linaria vulgaris Mill.) containing the same defensive compound (the iridoid glucoside, antirrhinoside) but with reproductive strategies that differ during ontogeny was undertaken. Young leaves are important to plants due to their higher photosynthetic rates and, ...

journal_title：Journal of chemical ecology

authors： Beninger CW,Cloutier RR,Grodzinski B

更新日期：2009-11-01 00:00:00

abstract：:Male cabbage looper moths,Trichoplusia ni, from two colonies in which all females express an abnormal sex pheromone production phenotype were evaluated in a laboratory wind tunnel for upwind flight responses to the normal and abnormal sex pheromones. The abnormal sex pheromone blend consisted of 20 times as much (Z)-9...

journal_title：Journal of chemical ecology

authors： Liu YB,Haynes KF

更新日期：1994-02-01 00:00:00

abstract：:Calling behavior and pheromone emission by virgin femaleE. loftini moths were investigated in laboratory experiments. Calling peaked during the last three hours of the night. Three-day-old moths called more than older or younger moths and began calling earlier in the night than younger moths. Female emissions were col...

journal_title：Journal of chemical ecology

authors： Robacker DC,Johnson KJ

更新日期：1989-01-01 00:00:00

abstract：:Resistant willow (Salix viminalis L.) genotypes react with a rapid hypersensitive response (HR) when attacked by the gall midge Dasineura marginemtorquens Bremi. In general, infected plant genotypes or species that react hypersensitively to pathogens accumulate salicylic acid (SA) locally and systemically. Thus, patho...

journal_title：Journal of chemical ecology

authors： Ollerstam O,Larsson S

更新日期：2003-01-01 00:00:00

abstract：:The relationship among physiological stress responses, fecal marking behavior, and reproduction in male and female European pine martens was investigated. Between July 2004 and June 2007, 145 fresh fecal samples were collected in a protected area of northwest Spain. Fecal DNA was used for specific identification by us...

journal_title：Journal of chemical ecology

authors： Barja I,Silván G,Martínez-Fernández L,Illera JC

更新日期：2011-03-01 00:00:00

abstract：:The ontogeny of the five queen mandibular gland semiochemicals that initiate and maintain the retinue behavior of worker honeybees was investigated by quantitative splitless capillary gas chromatography. No detectable pheromone is present at the time of eclosion, but decenoic acid levels build up rapidly during the fi...

journal_title：Journal of chemical ecology

authors： Slessor KN,Kaminski LA,King GG,Winston ML

更新日期：1990-03-01 00:00:00

abstract：:The sex pheromone of the citrus fruit borer Ecdytolopha aurantiana has been identified by gas chromatography coupled to an electroantennographic detector (GC-EAD). The electron impact mass spectral (EI-MS) fragmentation of the major EAD-active peak gave identifying features for a monounsaturated acetate. Further analy...

journal_title：Journal of chemical ecology

authors： Leal WS,Bento JM,Murata Y,Ono M,Parra JR,Vilela EF

更新日期：2001-10-01 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：:In the laboratory, ovipositor probing in mated femaleOlesicampe monticola was elicited by freshCephalcia lariciphila frass but not by aged frass or freshly spun larval silk. Second instar sawfly larvae andLarix needles also elicited a low level of ovipositor probing. Extracts of frass in dichloromethane, but not hexan...

journal_title：Journal of chemical ecology

authors： Longhurst C,Baker R

更新日期：1981-01-01 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