Free radical generation during the activation of hemolymph prepared from the homopteran Dactylopius coccus.

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：:The biological activity of venom from Pimpla turionellae L. (Hymenoptera: Ichneumonidae) was examined in vivo toward larvae and pupae of Galleriae mellonella L. (Lepidoptera: Pyralidae), and in vitro toward bacterial and fungal cultures, as well as cultured insect cells. Pupae of G. mellonella were far more susceptibl...

journal_title：Archives of insect biochemistry and physiology

authors： Ergin E,Uçkan F,Rivers DB,Sak O

更新日期：2006-02-01 00:00:00

abstract：:Capsule formation by the moth Pseudopulsia includens requires that plasmatocytes change from being nonadhesive cells in circulation to strongly adhesive cells capable of attaching to the foreign target and one another. This change in adhesive state is induced by Plasmatocyte Spreading Peptide (PSP1); a 23 amino acid p...

journal_title：Archives of insect biochemistry and physiology

authors： Strand MR,Clark KC,Gardiner EM

更新日期：1999-01-01 00:00:00

abstract：:Insect γ-aminobutyric acid receptors (GABARs) are important molecular targets of cyclodiene and phenylpyrazole insecticides. Previously GABARs encoding rdl (resistant to dieldrin) genes responsible for dieldrin and fipronil resistance were identified in various economically important insect pests. In this study, we cl...

journal_title：Archives of insect biochemistry and physiology

authors： Wei Q,Wu SF,Niu CD,Yu HY,Dong YX,Gao CF

更新日期：2015-04-01 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：:Neosurugatoxin (NSTX), a neurotoxin isolated from the Japanese ivory mollusc Babylonia japonica, is a potent neuronal nicotinic acetylcholine receptor (nAChR) antagonist. Hitherto, NSTX has been found to block only neuronal nAChRs that are insensitive to alpha-Bgt. Here, we report for the first time that NSTX blocks a...

journal_title：Archives of insect biochemistry and physiology

authors： Bai D,Sattelle DB

更新日期：1993-01-01 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：:Bursicon is a neuropeptide that regulates cuticle sclerotization (hardening and tanning) via a G protein-coupled receptor. It consists of two subunits, an alpha and a beta. In the present study, we investigated the transcriptional expression and in situ localization of bursicon alpha and beta in the central nerve syst...

journal_title：Archives of insect biochemistry and physiology

authors： Wang S,An S,Song Q

更新日期：2008-06-01 00:00:00

abstract：:Bostrichiformia is the less known major series of Coleoptera regarding digestive physiology. The midgut of Dermestes maculatus has a cylindrical ventriculus with anterior caeca. There is no cell differentiation along the ventriculus, except for the predominance of cells undergoing apocrine secretion in the anterior re...

journal_title：Archives of insect biochemistry and physiology

authors： Caldeira W,Dias AB,Terra WR,Ribeiro AF

更新日期：2007-01-01 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 oral toxicity of the C-type allatostatin, Manduca sexta allatostatin (Manse-AS) and the analogue δR³δR⁵Manse-AS, where R residues were replaced by their D-isomers, were tested against the peach-potato aphid Myzus persicae by incorporation into an artificial diet. Both peptides had significant dose-dependent effect...

journal_title：Archives of insect biochemistry and physiology

authors： Matthews HJ,Down RE,Audsley N

更新日期：2010-11-01 00:00:00

abstract：:Larvae of Sesamia nonagrioides developing under long day (LD) conditions pupate in the 5th or 6th instar, whereas under the short day (SD) conditions, they undergo several supernumerary larval molts and are regarded as diapausing. The development in early larval instars occurs in the LD larvae at a moderate and in the...

journal_title：Archives of insect biochemistry and physiology

authors： Eizaguirre M,López C,Schafellner C,Sehnal F

更新日期：2007-06-01 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：: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：: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：: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：:RNA interference (RNAi) has become an integral part of mainstream research due to its versatility and ease of use. However, the potential nontarget effects associated with double-stranded RNAs (dsRNA) are poorly understood. To explore this, we used dsRNAs targeting the inhibitor of apoptosis (iap) gene from nine insec...

journal_title：Archives of insect biochemistry and physiology

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

更新日期：2020-08-01 00:00:00

abstract：:In this study, larvae of silkworm Bombyx mori were subjected to low temperature, hypoxia, and viral infection to evaluate stressor-mediated oxidative stress (OS) and the induction of antioxidant enzymes (AOEs). Exposure to cold, hypoxia, and nuclear polyhedral virus for 24 h resulted in a significant increase in hydro...

journal_title：Archives of insect biochemistry and physiology

authors： Micheal AS,Subramanyam MV

更新日期：2013-12-01 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：: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：:Plants of the Asteraceae and Hypericaceae possess secondary compounds that induce photooxidation in insect herbivores that consume them. One of the well-established modes of action of these substances is peroxidation of membrane lipids. Some herbivores counteract these defences by avoidance of light and tissues rich i...

journal_title：Archives of insect biochemistry and physiology

authors： Aucoin R,Guillet G,Murray C,Philogène BJR,Arnason JT

更新日期：1995-01-01 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：:The ability of Habrobracon brevicornis venom to elevate the nutritional suitability of a host by affecting the host larvae fat body condition was studied. To understand whether H. brevicornis crude venom impacts the host biochemical profile, the concentrations of total lipids and main sugars in the host larvae lymph w...

journal_title：Archives of insect biochemistry and physiology

authors： Kryukova NA,Mozhaytseva KA,Rotskaya UN,Glupov VV

更新日期：2021-01-01 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：: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：:Insect eye coloration arises from the accumulation of various pigments. A number of genes that function in the biosynthesis (vermilion, cinnabar, and cardinal) and importation (karmoisin, white, scarlet, and brown) of these pigments, and their precursors, have been identified in diverse species and used as markers for...

journal_title：Archives of insect biochemistry and physiology

authors： Brent CS,Hull JJ

更新日期：2019-02-01 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：: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：:In the hawkmoth Manduca sexta high density lipophorin from adult insects (HDLp-A) delivers lipids to developing oocytes. During this lipid delivery HDLp-A is taken up by the oocyte and converted to a very high density lipophorin (VHDLp), which is stored in protein storage granules (yolk bodies). A membrane-free lysate...

journal_title：Archives of insect biochemistry and physiology

authors： Van Antwerpen R,Law JH

更新日期：1992-01-01 00:00:00

abstract：:We have used a parasitoid wasp Drosophila melanogaster system to investigate the relationship between the humoral and cellular immune responses in insects. Expression of the gene encoding diptericin, an antibacterial peptide in various D. melanogaster strains parasitized by several species of parasitoid wasps, was stu...

journal_title：Archives of insect biochemistry and physiology

authors： Benassi V,Coustau C,Carton Y

更新日期：2000-02-01 00:00:00