Identification of 3,4-dihydroxyphenylalanine, 5,6-dihydroxyindole, and N-acetylarterenone during eumelanin formation in immune reactive larvae of Drosophila melanogaster.

abstract：:Larvae of Chironomus riparius respond to ion-poor and brackish water (IPW, BW) conditions by activating ion uptake mechanisms in the anal papillae and reducing ion absorption at the rectum, respectively. The role that the Malpighian tubules play in ion and osmoregulation under these conditions is not known in this spe...

journal_title：Archives of insect biochemistry and physiology

authors： Zadeh-Tahmasebi M,Bui P,Donini A

更新日期：2016-10-01 00:00:00

abstract：:Insect chitinases are a multigene family that is encoded by a rather large and diverse group of genes. The main function of chitinases is to digest the chitin contained in tissues such as the cuticles and gut lining during molting. In this study, we examined the role of a chitinase (SeChi) and a bacterial type chitina...

journal_title：Archives of insect biochemistry and physiology

authors： Zhang D,Chen J,Yao Q,Pan Z,Chen J,Zhang W

更新日期：2012-04-01 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：: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：:Insect cellular immune responses include encapsulation, nodule formation, and phagocytosis. Hemichannels and gap junctions are involved in these cellular actions. Innexins (Inxs: analogous to the vertebrate connexins) form hemichannels and gap junctions, but the molecular mechanisms underlying their biology is still u...

journal_title：Archives of insect biochemistry and physiology

authors： Pang Z,Li M,Yu D,Yan Z,Liu X,Ji X,Yang Y,Hu J,Luo K

更新日期：2015-09-01 00:00:00

abstract：:We cloned a full-length tyrosine hydroxylase cDNA from the integument of the diamondback moth, Plutella xylostella. In the phylogenetic tree, tyrosine hydroxylase (PxTH) clustered with the other lepidopteran THs. Serine residues in the PxTH sequence, namely Ser(24), Ser(31), Ser(35), Ser(53), and Ser(65), were predict...

journal_title：Archives of insect biochemistry and physiology

authors： Hwang SH,Cho S,Park YC

更新日期：2010-10-01 00:00:00

abstract：:Antioxidant system, which is composed of multiple gene families, plays a major role in reducing oxidative damage and xenobiotic detoxification in all living organisms. We identified 50 silkworm antioxidant genes from nine gene families based on the assembled genome sequence. A comparative analysis of the antioxidant g...

journal_title：Archives of insect biochemistry and physiology

authors： Shi GQ,Yu QY,Zhang Z

更新日期：2012-02-01 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：:THQ (1-aroyl-4-(arylamino)-1,2,3,4-tetrahydroquinoline) compounds were identified by FMC Corporation in cell-based assays that used ecdysone receptors from Drosophila melanogaster, Heliothis virescens, or Plodia interpunctata. THQ compounds showed weak insecticidal activity against H. virescens and, therefore, were no...

journal_title：Archives of insect biochemistry and physiology

authors： Palli SR,Tice CM,Margam VM,Clark AM

更新日期：2005-04-01 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：:Lysibia nana is a solitary, secondary idiobiont hyperparasitoid that attacks newly cocooned pre-pupae and pupae of several closely related gregarious endoparasitoids in the genus Cotesia, including C. glomerata. Prior to oviposition, the female wasp injects paralysing venom into the host, thus preventing further devel...

journal_title：Archives of insect biochemistry and physiology

authors： Harvey JA,Vet LE,Witjes LM,Bezemer TM

更新日期：2006-03-01 00:00:00

abstract：:The hemolymph of each noctuid species successfully parasitized by Chelonus near curvimaculatus possessed a parasitism-specific protein (PSP) previously identified in host T. ni (Insect Biochem. 19:445;21:845). Expression of PSP occurred in a stage-specific manner in the stadium during which the host undergoes precocio...

journal_title：Archives of insect biochemistry and physiology

authors： Soldevila AI,Jones D

更新日期：1993-01-01 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：: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：:Plant protease inhibitors (PIs) are elements of a common plant defense mechanism induced in response to herbivores. The fall armyworm, Spodoptera frugiperda, a highly polyphagous lepidopteran pest, responds to various PIs in its diet by expressing genes encoding trypsins. This raises the question of whether the PI-ind...

journal_title：Archives of insect biochemistry and physiology

authors： Machado SW,de Oliveira CFR,Zério NG,Parra JRP,Macedo MLR

更新日期：2017-08-01 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：: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：: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：:Hydrocarbon and wax ester components of cuticular lipids of the braconid parasitoid Habrobracon hebetor Say reared at 25 degrees C on larvae of a pyralid moth have been identified by GC-MS and analyzed with respect to adult age, mating status, and diet. The hydrocarbons range in carbon number from C(21) to C(45) and c...

journal_title：Archives of insect biochemistry and physiology

authors： Howard RW,Baker JE

更新日期：2003-05-01 00:00:00

abstract：:Two molecular forms of juvenile hormone binding proteins were identified in the larval hemolymph of Bombyx mori by photoaffinity labeling. One form having an Mr of 33 kDa was present constantly in the hemolymph of the third to the fifth instar larvae while the other form having an Mr of 35 kDa was detected in the hemo...

journal_title：Archives of insect biochemistry and physiology

authors： Park CH,Kim HR

更新日期：1996-01-01 00:00:00

abstract：:In vitro catabolism of juvenile hormone (JH) in haemolymph of adult female Cydia pomonella was ascribed mainly to juvenile hormone esterase (JHE) activity. No significant differences were noted between virgin and mated females 0-96 h post-emergence. Changes in JHE activity did not appear dependent upon fluctuations in...

journal_title：Archives of insect biochemistry and physiology

authors： Cole TJ,Ramaswamy SB,Srinivasan A,Dorn S

更新日期：2002-01-01 00:00:00

abstract：:A cDNA clone encoding a small GTP binding protein (Brho) was isolated from an embryonic cDNA library of Bombyx mori that encoded a polypeptide with 202 amino acids sharing 60-80% similarity with the Rho1 family of GTP binding proteins. The effector site and one of the guanine nucleotide binding sites differed from oth...

journal_title：Archives of insect biochemistry and physiology

authors： Uno T,Nakasuji A,Hara W,Aizono Y

更新日期：2000-04-01 00:00:00

abstract：:Nineteen 5-phenyloxazoles (5POs) were examined for their ability to modulate adenylate cyclase by measuring cAMP produced in head membrane homogenates of fifth instar larvae of the silkworm Bombyx mori. Among the compounds tested, 5-(4-methoxyphenyl)oxazole (9) and the 2,6-dichlorophenyl congener showed the highest ac...

journal_title：Archives of insect biochemistry and physiology

authors： Khan MA,Nakane T,Ohta H,Ozoe Y

更新日期：2003-01-01 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：:Treatment of last-instar larvae of multi-resistant cotton leafworm Spodoptera littoralis with four dibenzoylhydrazines, methoxyfenozide (RH-2485), tebufenozide (RH-5992), halofenozide (RH-0345), and RH-5849, resulted in premature molting leading to death. Methoxyfenozide was the most toxic followed by tebufenozide, ha...

journal_title：Archives of insect biochemistry and physiology

authors： Smagghe G,Carton B,Decombel L,Tirry L

更新日期：2001-03-01 00:00:00

abstract：:Tetracycline-inducible gene expression (Tet-on) system is a particularly powerful tool for transgenic research and has become one of the first choices for the control of transgene expression in a mammal and a fly. Previously, we have generated the modified reverse tetracycline-controlled transactivators and tetO promo...

journal_title：Archives of insect biochemistry and physiology

authors： Tatsuke T,Lee JM,Kusakabe T,Iiyama K,Sezutsu H,Uchino K

更新日期：2013-04-01 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：: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 bioinsecticide Bacillus thuringiensis var. israelensis (Bti) is increasingly used worldwide for mosquito control. Although no established resistance to Bti has been described in the field so far, a resistant Aedes aegypti strain (LiTOX strain) was selected in the laboratory using field-collected leaf litter contai...

journal_title：Archives of insect biochemistry and physiology

authors： Tetreau G,Stalinski R,David JP,Després L

更新日期：2013-02-01 00:00:00

abstract：:This study describes the preparation and characterization of a highly specific antiserum to Helicoverpa zea pheromone biosynthesis activating neuropeptide (Hez-PBAN), and the use of this antiserum, in an enzyme linked immunosorbent assay (ELISA), to determine: a) the content of endogenous PBAN in head extracts of male...

journal_title：Archives of insect biochemistry and physiology

authors： Gazit Y,Dunkelblum E,Ben-Aziz O,Altstein M

更新日期：1992-01-01 00:00:00