Juvenile hormone catabolism and oviposition in the codling moth, Cydia pomonella, as functions of age, mating status, and hormone treatment.

abstract：:In previous investigations, we have determined that organophosphate resistance in the western corn rootworm, Diabrotica virgifera virgifera, is at least partially attributed to a group of non-specific carboxylesterases referred to as group II. Antiserum raised against a purified 66-kDa group II esterase is specific fo...

journal_title：Archives of insect biochemistry and physiology

authors： Zhou X,Scharf ME,Meinke LJ,Chandler LD,Siegfried BD

更新日期：2005-03-01 00:00:00

abstract：:Acromelic acid, a naturally occurring kainoid, isolated from the mushroom Clitocybe acromelalga, is a weak displacer of [3H]L-glutamate binding to cockroach (Periplaneta americana) nerve cord membranes. Acromelic acid (1 mM) displaces approximately 60% of specifically bound [3H]L-glutamate. When applied by bath perfus...

journal_title：Archives of insect biochemistry and physiology

authors： Sattelle DB,Sepúlveda MI,Shinozaki H,Ishida M

更新日期：1994-01-01 00:00:00

abstract：:Earlier work had shown that JH acts on the membrane of the follicle cell of Locusta migratoria, bringing about a rapid reduction in volume which can be detected in vitro by measuring the increase in optical path difference using quantitative interference microscopy. The juvenoid fenoxycarb, a phenoxyphenyl derivative,...

journal_title：Archives of insect biochemistry and physiology

authors： Davey KG,Gordon DR

更新日期：1996-01-01 00:00:00

abstract：:The effects of tebufenozide and methoxyfenozide on vitellogenin (Vg) synthesis/release in the fat body, translocation in hemolymph, uptake by the ovary, and the expression of the ecdysone receptor (EcR) and its heterodimer partner, ultraspiracle protein (USP) in fat body, were investigated in Cydia pomonella. The resu...

journal_title：Archives of insect biochemistry and physiology

authors： Sun X,Song Q,Barrett B

更新日期：2003-03-01 00:00:00

abstract：:In insect gap junctions, species-specific differences occur in response to the purported gap junction uncoupling agent, 1-octanol. Changes in gap junctional communication between oocytes and their epithelial cells following treatment with 1-octanol were assayed in Oncopeltus fasciatus (the milkweed bug), Hyalophora ce...

journal_title：Archives of insect biochemistry and physiology

authors： Adler EL,Woodruff RI

更新日期：2000-01-01 00:00:00

abstract：:To determine differential gene expression profiles in the venom gland and sac (gland/sac) of a solitary hunting wasp species, Orancistrocerus drewseni Saussure (1857), a subtractive cDNA library was constructed by suppression subtractive hybridization. A total of 498 expressed sequence tags (EST) were clustered and as...

journal_title：Archives of insect biochemistry and physiology

authors： Baek JH,Woo TH,Kim CB,Park JH,Kim H,Lee S,Lee SH

更新日期：2009-08-01 00:00:00

abstract：:Ecdysteroids, or molting hormones, have been proven to be key differentiation regulators for epidermal cells in the postembryonic development of arthropods. Regulators of cell proliferation, however, remain largely unknown. To date, no diffusible insect peptidic growth factors have been characterized. Molecules struct...

journal_title：Archives of insect biochemistry and physiology

authors： Hatt PJ,Liebon C,Morinière M,Oberlander H,Porcheron P

更新日期：1997-01-01 00:00:00

abstract：:Alkaline phosphatase activity was histochemically localized in adult whiteflies (Bemisia tabaci B biotype, syn. B. argentifolii) with a chromogenic substrate (5-bromo-4-chloro-3-indolylphosphate) and a fluorogenic substrate (ELF-97). The greatest amount of staining was in the basal regions of adult salivary glands wit...

journal_title：Archives of insect biochemistry and physiology

authors： Funk CJ

更新日期：2001-04-01 00:00:00

abstract：:When diapause and non-diapause eggs of the same bivoltine strain of Bombyx mori were chilled at 5 degrees C for more than 30 days, the hatchability of diapause eggs increased while that of non-diapause eggs decreased, respectively. To investigate the relationship between effects of chilling on the hatchability and the...

journal_title：Archives of insect biochemistry and physiology

authors： Zhao LC,Shi LG

更新日期：2010-06-01 00:00:00

abstract：:Phototoxic chemicals produced by plants have been studied in a number of contexts, most notably as protective agents against mammalian and insect herbivores. Although there are commonalities in the responses of these two groups of herbivores to plant phototoxins, there are differences as well. Whereas a greater range ...

journal_title：Archives of insect biochemistry and physiology

authors： Berenbaum M

更新日期：1995-01-01 00:00:00

abstract：:Molting in crustaceans is induced by ecdysteroids as in insects. The ecdysteroid titre in hemolymph is negatively regulated by molt-inhibiting hormone (MIH) that inhibits the secretion of ecdysteroids from the Y-organ, an ecdysteroid-producing gland of crustaceans, whereas little is known about the molecular mechanism...

journal_title：Archives of insect biochemistry and physiology

authors： Asazuma H,Nagata S,Nagasawa H

更新日期：2009-12-01 00:00:00

abstract：:The green rice leafhopper, Nephotettix cincticeps, is a major rice pest in Southeast Asia and Southern China. Novel control strategies must be explored to control the rice pest. Behavior or fitness regulation of insect by modulating the Troponin C (TnC) may be a novel strategy in the comprehensive management of the in...

journal_title：Archives of insect biochemistry and physiology

authors： Lan H,Hong X,Huang R,Lin X,Li Q,Li K,Zhou T

更新日期：2018-02-01 00:00:00

abstract：:Peroxides are formed in the midgut fluids of caterpillars when ingested tannins and other phenolic compounds oxidize. If these peroxides broke down in the presence of redox-active metal ions, they would form damaging free radicals (Fenton-type reactions). Elemental iron is present in relatively large amounts in leaves...

journal_title：Archives of insect biochemistry and physiology

authors： Barbehenn R,Dodick T,Poopat U,Spencer B

更新日期：2005-09-01 00:00:00

abstract：:cDNAs encoding two different epoxide hydrolases (nCfEH1 and nCfEH2) were cloned from a cDNA library prepared from the wandering larval stage of the cat flea, Ctenocephalides felis. Predicted translations of the open reading frames indicated the clones encoded proteins of 464 (CfEH1) and 465 (CfEH2) amino acids. These ...

journal_title：Archives of insect biochemistry and physiology

authors： Keiser KC,Brandt KS,Silver GM,Wisnewski N

更新日期：2002-08-01 00:00:00

abstract：:Two blue-pigment binding proteins, BP1 and BP2, are present in larval and pupal haemolymph of cabbage white butterfly, Pieris rapae, and fluctuate in expression during development. Both BP1 and BP2 are found in pupal haemolymph in varying proportions as well as in adult haemolymph, while only small amounts of BP2 are ...

journal_title：Archives of insect biochemistry and physiology

authors： Choi CW,Nam KP,Seo DH,Choi JW,Lee CS,Kim HR,Yun CY

更新日期：2006-04-01 00:00:00

abstract：:Salivary enzyme, glucose oxidase (GOX) from the caterpillar Helicoverpa zea, catalyzes the conversion of glucose to gluconic acid and hydrogen peroxide. Because hydrogen peroxide has well-known antimicrobial properties, we examined whether caterpillar labial saliva could reduce the infectivity of bacterial pathogens. ...

journal_title：Archives of insect biochemistry and physiology

authors： Musser RO,Kwon HS,Williams SA,White CJ,Romano MA,Holt SM,Bradbury S,Brown JK,Felton GW

更新日期：2005-02-01 00:00:00

abstract：:An active corpus allatum (CA) in the blood feeding insect, Rhodnius prolixus, releases a substance that inhibits metamorphosis in larvae, and activates egg production in adults. In adults, transecting the nervus corporis cardiacum II's (NCCII), which are attached posteriorly to each protocerebral lobe, greatly increas...

journal_title：Archives of insect biochemistry and physiology

authors： Chiang RG

更新日期：2000-05-01 00:00:00

abstract：:Enzymes associated with glycogen metabolism and glycerol synthesis in larvae of the Shonai ecotype of the rice stem borer, Chilo suppressalis, were investigated over the winter in 2000-2001. Glycerol content was scarcely detected in September and October, rapidly increased in November and December, peaked in January, ...

journal_title：Archives of insect biochemistry and physiology

authors： Li YP,Ding L,Goto M

更新日期：2002-06-01 00:00:00

abstract：:Plant produced insect molting hormones, termed phytoecdysteroids (PEs), are thought to function as plant defenses against insects by acting as either feeding deterrents or through developmental disruption. In spinach (Spinacia oleracea), 20-hydroxyecdysone (20E) concentrations in the roots rapidly increase following r...

journal_title：Archives of insect biochemistry and physiology

authors： Schmelz EA,Grebenok RJ,Ohnmeiss TE,Bowers WS

更新日期：2002-12-01 00:00:00

abstract：:A cell line derived from the embryos of the cotton boll weevil, Anthonomus grandis (BRL-AG-2), was used to study morphological and biochemical responses to 20-hydroxyecdysone (20E). The cells respond to 10(-6) M 20E by inhibition of cell growth and enhanced production of some secreted proteins. Crude nuclear extracts ...

journal_title：Archives of insect biochemistry and physiology

authors： Dhadialla TS,Tzertzinis G

更新日期：1997-01-01 00:00:00

abstract：:The larvae and adults of Aedes aegypti were tested for the potential to develop resistance to the synthetic pyrethroid, deltamethrin, alone or a combination of deltamethrin with the synergist, piperonyl butoxide (PBO). Although continuous larval selection for 40 generations resulted in 703-fold resistance, the resista...

journal_title：Archives of insect biochemistry and physiology

authors： Kumar S,Thomas A,Sahgal A,Verma A,Samuel T,Pillai MK

更新日期：2002-05-01 00:00:00

abstract：:A serine protease was isolated from midguts of the bumblebee male Bombus terrestris by a combination of precipitation procedures with column chromatography. The purified enzyme exhibited two bands with molecular masses of 25 and 26 kDa as determined by sodium dodecyl sulfate polyacrylamide gel electrophoresis. These b...

journal_title：Archives of insect biochemistry and physiology

authors： Brabcová J,Kindl J,Valterová I,Pichová I,Zarevúcka M,Brabcová J,Jágr M,Mikšík I

更新日期：2013-03-01 00:00:00

abstract：:Lipid transfer particle (LTP) is present in hemolymph of the tobacco hornworm Manduca sexta. Biosynthesis of LTP, occurrence in hemolymph, and the role of LTP-apoproteins in the lipid transfer reaction were investigated using antibodies specific for LTP or for each of the apoproteins. In vitro protein synthesis follow...

journal_title：Archives of insect biochemistry and physiology

authors： Van Heusden MC,Yepiz-Plascencia GM,Walker AM,Law JH

更新日期：1996-01-01 00:00:00

abstract：:The full-length cDNA of pheromone biosynthesis activating neuropeptide receptor (PBANR) was cloned from the beet armyworm, Spodoptera exigua (Hübner) (Lepidoptera: Noctuidae); it included an open reading frame of 1,053 bp encoding 350 amino acids. The PBANR of S. exigua (SePBANR) was structurally characteristic of G p...

journal_title：Archives of insect biochemistry and physiology

authors： Cheng Y,Luo L,Jiang X,Zhang L,Niu C

更新日期：2010-09-01 00:00:00

abstract：:Adult functions of juvenile hormone (JH) have been described for Drosophila melanogaster and other dipteran insects, but preadult function for this hormone remains largely unknown in this order of insects. We have identified a mutation of Drosophila, Methoprene-tolerant (Met), which appears to alter JH reception durin...

journal_title：Archives of insect biochemistry and physiology

authors： Turner C,Wilson TG

更新日期：1995-01-01 00:00:00

abstract：:The yolk platelets from Rhodnius prolixus, a blood-sucking bug, are composed mostly of vitellin and here are shown to contain at least two hydrolytic enzymes, a phosphatase and a cathepsin D-like proteinase. Both the proteinase and the phosphatase have an acid pH optimum. No hydrolytic activity was observed under alka...

journal_title：Archives of insect biochemistry and physiology

authors： Nussenzveig RH,Oliveira PL,Masuda H

更新日期：1992-01-01 00:00:00

abstract：:Cell-proliferation in Drosophila Kc167 cells was inhibited by 50% when cell cultures contained 1.7 x 10(-7) M azadirachtin for 48 h (a tertranortriterpenoid from the neem tree Azadirachta indica). Drosophila Kc167 cells exhibited direct nuclear damage within 6-h exposure to azadirachtin (5 x 10(-7) M and above) or wit...

journal_title：Archives of insect biochemistry and physiology

authors： Robertson SL,Ni W,Dhadialla TS,Nisbet AJ,McCusker C,Ley SV,Mordue W,Mordue 'Luntz' AJ

更新日期：2007-04-01 00:00:00

abstract：:3,4-Dihydroxyphenylalanine, 5-6-dihydroxyindole, and N-acetylarterenone were detected by electrochemical methods in the hemolymph of immune reactive larvae of Drosophila melanogaster following parasitization by the wasp Leptopilina boulardi. Determinations of the catechols were made after separation by reverse phase, ...

journal_title：Archives of insect biochemistry and physiology

authors： Nappi AJ,Vass E,Carton Y,Frey F

更新日期：1992-01-01 00:00:00

abstract：:Many studies have documented the involvement of eicosanoids in insect cellular immune responses to bacteria. The use of the fungal pathogen Beauveria bassiana as a nodulation elicitor, with inhibition of phospholipase A(2) by dexamethasone, extends the principle to fungi. This study also provides the first evidence of...

journal_title：Archives of insect biochemistry and physiology

authors： Lord JC,Anderson S,Stanley DW

更新日期：2002-09-01 00:00:00

abstract：:This report concerns the effect of heat shock on host-pathogen interaction in Galleria mellonella infected with Bacillus thuringiensis. We show enhanced activity against Gram-positive bacteria in the hemolymph of larvae pre-exposed to heat shock before infection with B. thuringiensis. Heat shock influenced the protein...

journal_title：Archives of insect biochemistry and physiology

authors： Taszłow P,Wojda I

更新日期：2015-02-01 00:00:00