Enhancing Nanos expression via the bacterial TomO protein is a conserved strategy used by the symbiont Wolbachia to fuel germ stem cell maintenance in infected Drosophila females.

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：:The hemocyte line BTI-EA-1174-A from the lepidopteran insect Estigmene acraea responds to bacterial lipopolysaccharide (LPS) by an enhanced phagocytic reaction and a dose-dependent increase of lysozyme release [Wittwer et al., Dev Comp Immunol 21:323 (1997)]. This paper provides evidence for a strong proteolytic activ...

journal_title：Archives of insect biochemistry and physiology

authors： Wittwer D,Wiesner A

更新日期：1998-01-01 00:00:00

abstract：:The small brown planthopper, Laodelphax striatellus, is a dangerous pest in rice fields. Although buprofezin has been used to control L. striatellus for more than a decade, the occurrence of buprofezin-resistant L. striatellus has been recently reported. To develop an alternative pest control strategy, comparative tra...

journal_title：Archives of insect biochemistry and physiology

authors： Fang Y,Park MG,Choi JY,Park DH,Wang M,Kim HJ,Kim WJ,Je YH

更新日期：2020-12-01 00:00:00

abstract：:The southern green stink bug (SGSB, Nezara viridula) is an emerging polyphagous pest in many regions of the world. RNA interference (RNAi) is a valuable method for understanding gene function and holds great potential for pest management. However, RNAi efficiency is variable among insects and the differences in transp...

journal_title：Archives of insect biochemistry and physiology

authors： Gurusamy D,Howell JL,Chereddy SCRR,Koo J,Palli SR

更新日期：2020-08-01 00:00:00

abstract：:Chitin synthase catalyzes chitin synthesis in the exoskeleton, tracheal system and gut during insect development. A chitin synthase 1 (CfCHS1) cDNA was identified and cloned from the spruce budworm, Choristoneura fumiferana. The CfCHS1 cDNA is 5,300 bp in length and codes a 1,564-amino acid protein with a molecular ma...

journal_title：Archives of insect biochemistry and physiology

authors： Ampasala DR,Zheng S,Zhang D,Ladd T,Doucet D,Krell PJ,Retnakaran A,Feng Q

更新日期：2011-02-01 00:00:00

abstract：:Lepidopteran larvae show a cellular response to invading foreign substances that are larger than hemocytes, for example, parasitoid eggs or larvae. This response is called hemocyte encapsulation and is often accompanied by phenoloxidase (PO)-catalyzed melanization. In the present study, we artificially transplanted en...

journal_title：Archives of insect biochemistry and physiology

authors： Kato Y,Yoshida T,Miura K,Tanaka T,Nakamatsu Y,Ochiai M

更新日期：2014-08-01 00:00:00

abstract：:The glucosidase inhibitor 1,4-dideoxy-1,4-imino-D-arabinitol (DIA) was used to investigate the action of hypertrehalosemic hormone (HTH) on carbohydrate, neutral lipid, and phospholipid metabolism in the hemolymph and fat body of the cockroach, Periplaneta americana. DIA blocked the hypertrehalosemic and hyperglycemic...

journal_title：Archives of insect biochemistry and physiology

authors： Oguri E,Steele JE

更新日期：2006-12-01 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：:Juvenile hormone (JH) allows larval molting in response to ecdysteroids but prevents the switching of gene expression necessary for metamorphosis. I first review our efforts to isolate the nuclear receptor for JH in the larval epidermis of Manduca sexta using photoaffinity analogs and our recent findings that the mole...

journal_title：Archives of insect biochemistry and physiology

authors： Riddiford LM

更新日期：1996-01-01 00:00:00

abstract：:The Arctic springtail, Megaphorura arctica, survives sub-zero temperatures in a dehydrated state via trehalose-dependent cryoprotective dehydration. Regulation of trehalose biosynthesis is complex; based in part on studies in yeast and fungi, its connection with oxidative stress caused by exposure of cells to oxidants...

journal_title：Archives of insect biochemistry and physiology

authors： Grubor-Lajšić G,Petri ET,Kojić D,Purać J,Popović ZD,Worland RM,Clark MS,Mojović M,Blagojević DP

更新日期：2013-02-01 00:00:00

abstract：:This study reports the biochemical characterization and comparative analyses of highly active serine proteases in the larval and pupal developmental stages of Aedes aegypti (Linnaeus) using substrate-SDS-PAGE. Zymographic analysis of larval stadia detected proteolytic activity in 6-8 bands with apparent molecular mass...

journal_title：Archives of insect biochemistry and physiology

authors： Mesquita-Rodrigues C,Saboia-Vahia L,Cuervo P,Levy CM,Honorio NA,Domont GB,de Jesus JB

更新日期：2011-04-01 00:00:00

abstract：:Odorant-binding proteins (OBPs) act in insect olfactory processes. OBPs are expressed in the olfactory organs and serve in binding and transport of hydrophobic odorants through the sensillum lymph to olfactory receptor neurons within the antennal sensilla. In this study, three OBP genes were cloned from the antennal t...

journal_title：Archives of insect biochemistry and physiology

authors： Li GW,Zhang Y,Li YP,Wu JX,Xu XL

更新日期：2016-02-01 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：:Drosophila melanogaster glutathione S-transferase D3 (DmGSTD3) has a shorter amino acid sequence as compared to other GSTs known in the fruit flies. This is due to the 15 amino acid N-terminal truncation in which normally active amino acid residue is located. The work has made use of homology modeling to visualize the...

journal_title：Archives of insect biochemistry and physiology

authors： Vignesvaran K,Alias Z

更新日期：2016-07-01 00:00:00

abstract：:The cDNA encoding neuroparsin A, a polytropic neurohormone of the locust, Locusta migratoria, was inserted into the genome of Autographa californica nuclear polyhedrosis virus such that transcription was under control of the p10 promoter. A polypeptide having the same charge and the same apparent molecular weight as t...

journal_title：Archives of insect biochemistry and physiology

authors： Girardie J,Chaabihi H,Fournier B,Lagueux M,Girardie A

更新日期：1997-01-01 00:00:00

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：:Pteromalus puparum is a gregarious pupal endoparasitoid with a wide host range. It deposits eggs into pierid and papilionid butterfly pupae. Glutathione S-transferases (GSTs) are a family of multifunctional detoxification enzymes that act in xenobiotic metabolism in insects. Insect genome projects have facilitated ide...

journal_title：Archives of insect biochemistry and physiology

authors： Xu G,Teng ZW,Gu GX,Guo L,Wang F,Xiao S,Wang JL,Wang BB,Fang Q,Wang F,Song QS,Stanley D,Ye GY

更新日期：2020-02-01 00:00:00

abstract：:There is a basal level of enzyme activity for trypsin, aminopeptidase, amylase, and lipase in the gut of unfed larval (L6) Spodoptera frugiperda. Trypsin activity does not decrease with non-feeding, possibly because of the low protein levels in plants along with high amino acid requirements for growth and storage (for...

journal_title：Archives of insect biochemistry and physiology

authors： Lwalaba D,Hoffmann KH,Woodring J

更新日期：2010-01-01 00:00:00

abstract：:The Colorado potato beetle (Leptinotarsa decemlineata [Say]) is an insect pest that can significantly harm potato plants worldwide. Control of this insect relies heavily on chemical insecticides such as chlorantraniliprole. Nevertheless, the complete molecular signature associated with response to this compound is lac...

journal_title：Archives of insect biochemistry and physiology

authors： Dumas P,Sambou M,Gaudet JD,Morin MD,Moffat CE,Boquel S,Jr Morin P

更新日期：2020-01-01 00:00:00

abstract：:Virus-like particles (VLPs) that are bound to the egg surface of a parasitic wasp Venturia canescens are void of nucleic acid and unable to infect host tissue but instead provide a passive protection against the host's immune recognition. To investigate evolutionary and functional properties of Venturia particles, we ...

journal_title：Archives of insect biochemistry and physiology

authors： Theopold U,Krause E,Schmidt O

更新日期：1994-01-01 00:00:00

abstract：:Extracellular signal-regulated kinase (ERK), a mitogen-activated protein kinase (MAPK), plays roles in a variety of cellular responses. However, limited information is available on the relationship between ERKs and environmental stresses. In this report, an ERK gene, AccERK2, was cloned and characterized from Apis cer...

journal_title：Archives of insect biochemistry and physiology

authors： Li Y,Zhang L,Kang M,Guo X,Baohua Xu

更新日期：2012-03-01 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：: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：:To study dietary pH effects on Lymantria dispar asiatica larvae and provide a theoretical basis for its control in different forests, phosphate buffers (PBs) of pH 6, 7, and 8 were used to prepare experimental diets. The diet prepared with pH 6 PB was named as DPB6, with pH 8 PB as DPB8, and with pH 7 PB as DPB7 (cont...

journal_title：Archives of insect biochemistry and physiology

authors： Zeng JY,Shi JH,Guo JX,Shi ZB,Zhang GC,Zhang J

更新日期：2020-04-01 00:00:00

abstract：:A protocol has been developed for the purification of vitellogenin from the honey bee, Apis mellifera. Purification allows for the first characterization of a vitellogenin from the large order Hymenoptera. Hymenopteran vitellogenins are unusual among insect vitellogenins in that they contain only one type of apoprotei...

journal_title：Archives of insect biochemistry and physiology

authors： Wheeler DE,Kawooya JK

更新日期：1990-01-01 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

abstract：:Host cytoskeletons facilitate the entry, replication, and egress of viruses because cytoskeletons are essential for viral survival. One mechanism of resisting viral infections involves regulating cytoskeletal polymerization/depolymerization. However, the molecular mechanisms of regulating these changes in cytoskeleton...

journal_title：Archives of insect biochemistry and physiology

authors： Zhang X,Chen M,Ma X,Zhao X,Wang J,Shao H,Song Q,Stanley D

更新日期：2013-03-01 00:00:00

abstract：:This study was undertaken to reveal the quantitative distribution of the insect neuropeptide periviscerokinin-1 (Pea-PVK-1) in the central nervous system of Periplaneta americana and to demonstrate that neurons stained in a previous immunohistochemical study contain authentic Pea-PVK-1. For this, we combined ELISA, HP...

journal_title：Archives of insect biochemistry and physiology

authors： Wegener C,Predel R,Eckert M

更新日期：1999-01-01 00:00:00

abstract：:The recombinant lambda clone 4-2 containing the genomic region of the Drosophila hormone receptor 38 (DHR 38) gene, homologous to mammalian neuronal growth factor I-B (NGFI-B), was isolated by radioactive labelled oligonucleotide hybridization. The nucleotide sequence of the genomic clone revealed three exons that enc...

journal_title：Archives of insect biochemistry and physiology

authors： Komonyi O,Mink M,Csiha J,Maróy P

更新日期：1998-01-01 00:00:00

abstract：:Superoxide anion (O(-) (2)) and nitric oxide (NO) generation in Dactylopius coccus hemolymph obtained by perfusion and activated with zymosan was studied. Activated hemolymph reduced 3-[4,5 dimethylthiazolil-2]-2,5-diphenyl tetrazolium bromide. This reduction was prevented by superoxide dismutase (SOD) indicating O(-)...

journal_title：Archives of insect biochemistry and physiology

authors： García-Gil De Muñoz F,Lanz-Mendoza H,Hernández-Hernández FC

更新日期：2007-05-01 00:00:00