abstract：:Dietary restriction (DR) extends lifespan in a wide variety of organisms. Although several genes and pathways associated with this longevity response have been identified, the specific mechanism through which DR extends lifespan is not fully understood. We have recently developed a novel methodology to screen for tran...

journal_title：Journal of insect physiology

authors： Ding F,Gil MP,Franklin M,Ferreira J,Tatar M,Helfand SL,Neretti N

更新日期：2014-10-01 00:00:00

abstract：:Antimicrobial peptides (AMPs) are conserved cationic peptides which act both as defense molecules of the host immune system and as regulators of the commensal microbiome. Expression of AMPs is induced in response to infection by the Toll and Imd pathway. Under non-infected conditions, the transcription factor dFOXO di...

journal_title：Journal of insect physiology

authors： Varma D,Bülow MH,Pesch YY,Loch G,Hoch M

更新日期：2014-10-01 00:00:00

abstract：:Intrinsic neurons within the mushroom body of the insect brain, called Kenyon cells, play an important role in olfactory associative learning. In this study, we examined the ionic mechanisms mediating the intrinsic excitability of Kenyon cells in the cricket Gryllus bimaculatus. A perforated whole-cell clamp study usi...

journal_title：Journal of insect physiology

authors： Inoue S,Murata K,Tanaka A,Kakuta E,Tanemura S,Hatakeyama S,Nakamura A,Yamamoto C,Hasebe M,Kosakai K,Yoshino M

更新日期：2014-09-01 00:00:00

abstract：:Insects lack the ability to synthesize sterols de novo so they acquire this essential nutrient from their food. Cholesterol is the dominant sterol found in most insects, but in plant vegetative tissue it makes up only a small fraction of the total sterol profile. Instead, plants mostly contain phytosterols; plant-feed...

journal_title：Journal of insect physiology

authors： Jing X,Grebenok RJ,Behmer ST

更新日期：2014-08-01 00:00:00

abstract：:Although the pupae and larvae of Bombyx mori possess especially large amounts of free d-serine, the physiological role of the amino acid in the silkworm is unknown. We investigated the effect of d-serine on spermatogenesis. A lowered d-serine level throughout larval development caused a delay in spermatogenesis and re...

journal_title：Journal of insect physiology

authors： Suzuki C,Tanigawa M,Tanaka H,Horiike K,Kanekatsu R,Tojo M,Nagata Y

更新日期：2014-08-01 00:00:00

abstract：:During the last decade, populations of flightless Mormon crickets Anabrus simplex (Orthoptera: Tettigoniidae) increased suddenly over vast areas of the Western United States, suggesting that climate is an important factor driving outbreaks. Moreover summer temperatures are predicted to increase and precipitation is ex...

journal_title：Journal of insect physiology

authors： Srygley RB

更新日期：2014-06-01 00:00:00

abstract：:Globally increasing temperatures may strongly affect insect herbivore performance. In contrast to direct effects of temperature on herbivores, indirect effects mediated via thermal effects on host-plant quality are only poorly understood, despite having the potential to substantially impact the herbivores' performance...

journal_title：Journal of insect physiology

authors： Bauerfeind SS,Fischer K

更新日期：2014-05-01 00:00:00

abstract：:The effect of male accessory gland substances on female reproductive physiology has been previously described as "activating" egg development. However, no mechanism has been described that can explain how male mosquitoes are able to influence egg development in female mosquitoes. To investigate how male mosquitoes are...

journal_title：Journal of insect physiology

authors： Clifton ME,Correa S,Rivera-Perez C,Nouzova M,Noriega FG

更新日期：2014-05-01 00:00:00

abstract：:Female mosquitoes require blood meals to complete oogenesis, or egg development. Current methods of maintaining laboratory colonies of mosquitoes generally rely on the use of whole blood to feed females. Blood feeding protocols require special handling techniques, impart numerous potential health hazards, involve sign...

journal_title：Journal of insect physiology

authors： Pitts RJ

更新日期：2014-05-01 00:00:00

abstract：:Juvenile hormone (JH) regulates diverse physiological processes in insects during entire developmental stages. Especially, the identification of Methoprene-tolerant (Met), a JH nuclear receptor, allows us to better understand molecular actions of JH to control gene expressions related with metamorphosis. However, seve...

journal_title：Journal of insect physiology

authors： Hepat R,Kim Y

更新日期：2014-04-01 00:00:00

abstract：:Egg-laying in Locusta migratoria involves the control of a variety of complex behavioural patterns including those that regulate digging of the oviposition hole and retention of eggs during digging. These two behavioural patterns are under the control of central pattern generators (CPGs). The digging and egg-retention...

journal_title：Journal of insect physiology

authors： Wong R,Lange AB

更新日期：2014-04-01 00:00:00

abstract：:Prey nutrient quality determines predator performance. Polyphagous predators can address nutritional challenges by targeting prey with specific nutrient composition, but prey-specialised predators (e.g., ant-eaters), must obtain all nutrients from limited array of prey. Analysis of published data on prey specificity o...

journal_title：Journal of insect physiology

authors： Pekár S,Mayntz D

更新日期：2014-03-01 00:00:00

abstract：:Plant-derived trypsin inhibitors have been shown to have potent anti-insect effects and are a promising alternative for the biological control of pests. In this work, we tested the anti-insect activity of Adenanthera pavonina trypsin inhibitor (ApTI) against Diatraea saccharalis larvae, a major insect pest in sugarcan...

journal_title：Journal of insect physiology

authors： da Silva DS,de Oliveira CF,Parra JR,Marangoni S,Macedo ML

更新日期：2014-02-01 00:00:00

abstract：:Sexual selection within populations can play an important role in speciation when divergence in mating signals and their corresponding preferences occur along different coevolutionary trajectories in different populations. In insects, one potential target of sexual selection is the blend of cuticular hydrocarbons (CHC...

journal_title：Journal of insect physiology

authors： Jennings JH,Etges WJ,Schmitt T,Hoikkala A

更新日期：2014-02-01 00:00:00

abstract：:Bruchid beetles infest various seeds. The seed coat is the first protective barrier against bruchid infestation. Although non-host seed coats often impair the oviposition, eclosion and survival of the bruchid Callosobruchus maculatus larvae, morphological and biochemical aspects of this phenomenon remain unclear. Here...

journal_title：Journal of insect physiology

authors： de Sá LF,Wermelinger TT,Ribeiro Eda S,Gravina Gde A,Fernandes KV,Xavier-Filho J,Venancio TM,Rezende GL,Oliveira AE

更新日期：2014-01-01 00:00:00

abstract：:Apolygus lucorum (Meyer-Dür) (Hemiptera: Miridae) is an agronomically important pest that causes severe economic damage to the cotton, fruit, and vegetable industries. Similar to other insects, A. lucorum can perceive and discriminate olfactory cues. A highly conserved and broadly expressed olfactory coreceptor (Orco)...

journal_title：Journal of insect physiology

authors： Zhou YL,Zhu XQ,Gu SH,Cui HH,Guo YY,Zhou JJ,Zhang YJ

更新日期：2014-01-01 00:00:00

abstract：:The occurrence of climatic adaptation in Drosophila melanogaster is highlighted by the presence of latitudinal clines in several quantitative traits, particularly clines in adult heat knockdown tolerance that is higher in tropical populations. However the presence of latitudinal patterns in physiological characteristi...

journal_title：Journal of insect physiology

authors： Cockerell FE,Sgrò CM,McKechnie SW

更新日期：2014-01-01 00:00:00

abstract：:The brown planthopper Nilaparvata lugens (Hemiptera, Delphacidae) harbors an obligate endosymbiont called the yeastlike symbiont (YLS) in their abdominal fat body. YLS, a filamentous ascomycete belonging to the family Clavicipitaceae, does not spend any part of its life cycle outside the planthopper's body. The YLS is...

journal_title：Journal of insect physiology

authors： Yukuhiro F,Miyoshi T,Noda H

更新日期：2014-01-01 00:00:00

abstract：:Pseudacteon tricuspis, Pseudacteon obtusus and Pseudacteon curvatus are three species of parasitic phorid flies (Diptera: Phoridae), which have been introduced as classical biological control agents of imported, Solenopsis fire ants (Hymenoptera: Formicidae) in the southern USA. Previous studies demonstrated the behav...

journal_title：Journal of insect physiology

authors： Sharma KR,Fadamiro HY

更新日期：2013-11-01 00:00:00

abstract：:Drosophila seminal fluid proteins elicit physiological and behavioral changes in the female after mating. For example, the seminal protein sex peptide (SP) causes females to lay more eggs, reduce receptivity to re-mating, consume more food and produce more concentrated excreta upon mating. It has been reported that SP...

journal_title：Journal of insect physiology

authors： Apger-McGlaughon J,Wolfner MF

更新日期：2013-10-01 00:00:00

abstract：:Recent studies in fruit flies have imposed dietary restriction (DR) by diluting yeast and have reported increased lifespan as the yeast-to-sugar ratio decreased. In this study, the effects of DR on the lifespan of Bactrocera dorsalis were investigated using constant-feeding diets with different yeast:sugar ratios and ...

journal_title：Journal of insect physiology

authors： Chen EH,Wei D,Wei DD,Yuan GR,Wang JJ

更新日期：2013-10-01 00:00:00

abstract：:The Southern house mosquito Culex quinquefasciatus has the largest repertoire of odorant receptors (ORs) of all mosquitoes and dipteran species whose genomes have been sequenced to date. Previously, we have identified and de-orphanized two ORs expressed in female antennae, CquiOR2 and CquiOR10, which are sensitive to ...

journal_title：Journal of insect physiology

authors： Xu P,Choo YM,Pelletier J,Sujimoto FR,Hughes DT,Zhu F,Atungulu E,Cornel AJ,Luetje CW,Leal WS

更新日期：2013-09-01 00:00:00

abstract：:The linden bug Pyrrhocoris apterus exhibits a robust diapause response to photoperiod. Photoperiod strongly affected basal levels of circadian gene transcripts in the gut, via the neuroendocrine system. Cryptochrome 2 (cry2) mRNA level was much higher in diapause promoting short days (SD) than in reproduction promotin...

journal_title：Journal of insect physiology

authors： Bajgar A,Dolezel D,Hodkova M

更新日期：2013-09-01 00:00:00

abstract：:Small heat shock proteins (sHSPs) usually act as molecular chaperones to prevent proteins from being denatured in extreme conditions. We first report the sHSP21 gene, named as Ap-sHSP21, in the Chinese oak silkworm Antheraea pernyi (Lepidoptera: Saturniidae). The full-length cDNA of Ap-sHSP21 is 976 bp, including a 5'...

journal_title：Journal of insect physiology

authors： Liu QN,Zhu BJ,Dai LS,Fu WW,Lin KZ,Liu CL

更新日期：2013-08-01 00:00:00

abstract：:Proteases are predominant venom components of the ectoparasitoid Nasonia vitripennis. Two protease families, serine proteases and metalloproteases were examined for their possible cytotoxic functions in the Spodoptera frugiperda (Sf21) cell line using protease inhibitors that inactivate one or both protease families. ...

journal_title：Journal of insect physiology

authors： Formesyn EM,Heyninck K,de Graaf DC

更新日期：2013-08-01 00:00:00

abstract：:Chemosensory proteins (CSPs) are a family of small soluble proteins that, in addition to the odorant-binding proteins (OBPs), are involved in chemical communication. To understand the physiological function of the 16 known CSPs in the silkworm Bombyx mori, we investigated the expression patterns in different tissues a...

journal_title：Journal of insect physiology

authors： Qiao HL,Deng PY,Li DD,Chen M,Jiao ZJ,Liu ZC,Zhang YZ,Kan YC

更新日期：2013-07-01 00:00:00

abstract：:Odorant binding proteins (OBPs) contribute to the remarkable sensitivity of the insect's olfactory system and play an important role in insect chemical communication. In this study, we identified 11 putative cDNAs encoding OBPs (namely SexiOBP1-11) from the antennal full length cDNA library of the beet armyworm Spodop...

journal_title：Journal of insect physiology

authors： Zhu JY,Zhang LF,Ze SZ,Wang DW,Yang B

更新日期：2013-07-01 00:00:00

abstract：:Protein phosphatase 2A (PP2A) is a major serine-threonine protein phosphatase which regulates metabolism, transcription, RNA splicing, translation, differentiation, cell cycle, oncogenic transformation and signal transduction. PP2A-Aα, an isoform of PP2A-A, is a structural subunit of the PP2A complex. We identified th...

journal_title：Journal of insect physiology

authors： Tian K,Xu WH

更新日期：2013-06-01 00:00:00

abstract：:RNA interference (RNAi) strategy, which enables gene-specific knock-down of transcripts, has been spread across a wide area of insect studies for investigating gene function without regard to model and non-model insects. This technique is of particular benefit to promote molecular studies on non-model insects. However...

journal_title：Journal of insect physiology

authors： Uryu O,Kamae Y,Tomioka K,Yoshii T

更新日期：2013-04-01 00:00:00

abstract：:Aedes aegypti mosquitoes use pharate 1st instar quiescence to cope with fluctuations in water availability hosting a fully developed 1st instar larvae within the chorion. The duration of this quiescence has been shown to affect larval fitness. This study sought to determine if an extended egg quiescence can elicit a p...

journal_title：Journal of insect physiology

authors： Perez MH,Noriega FG

更新日期：2013-03-01 00:00:00

abstract：:Thioredoxin peroxidase (Tpxs) plays an important role in maintaining redox homeostasis and in protecting organisms from the accumulation of toxic reactive oxygen species (ROS). Here, we isolated a mitochondrial thioredoxin peroxidase gene from Apis cerana cerana, AccTpx-3. The open reading frame (ORF) of AccTpx-3 is 7...

journal_title：Journal of insect physiology

authors： Yao P,Lu W,Meng F,Wang X,Xu B,Guo X

更新日期：2013-03-01 00:00:00

abstract：:Elucidating genes that affect life span or that can be used as biomarkers for ageing has received attention in diverse studies in recent years. Using model organisms and various approaches several genes have been linked to the longevity phenotype. For Drosophila melanogaster those studies have usually focussed on one ...

journal_title：Journal of insect physiology

authors： Wit J,Frydenberg J,Sarup P,Loeschcke V

更新日期：2013-03-01 00:00:00

abstract：:Endoparasitoid wasps develop at the expense of other insects, leading to their death. Eggs deposited inside the host body induce an immune response, which results in the formation of a melanized cellular capsule around the egg. To evade or counteract this response, endoparasitoids have evolved different strategies, th...

journal_title：Journal of insect physiology

authors： Colinet D,Mathé-Hubert H,Allemand R,Gatti JL,Poirié M

更新日期：2013-02-01 00:00:00

abstract：:Microapocrine vesicles bud from the lepidopteran midgut microvilli as double membrane vesicles. To identify the proteins secreted by this process, antibodies raised against isolated microapocrine vesicles from Spodoptera frugiperda were used for screening a midgut cDNA expression library. Positive clones were sequence...

journal_title：Journal of insect physiology

authors： Silva W,Cardoso C,Ribeiro AF,Terra WR,Ferreira C

更新日期：2013-01-01 00:00:00

abstract：:The potato leafhopper, Empoasca fabae, is a pest of economic crops in the United States and Canada, where it causes damage known as hopperburn. Saliva, along with mechanical injury, leads to decreases in gas exchange rates, stunting and chlorosis. Although E. fabae saliva is known to induce plant responses, little kno...

journal_title：Journal of insect physiology

authors： DeLay B,Mamidala P,Wijeratne A,Wijeratne S,Mittapalli O,Wang J,Lamp W

更新日期：2012-12-01 00:00:00

abstract：:Many studies have established that microRNAs (miRNAs) regulate gene expression in various biological processes in mammals and insects including honey bees. Dancing behavior is a form of communication unique to honey bees. However, it remains unclear which miRNAs regulate the dancing behavior in honey bees, and how. In...

journal_title：Journal of insect physiology

authors： Li L,Liu F,Li W,Li Z,Pan J,Yan L,Zhang S,Huang ZY,Su S

更新日期：2012-11-01 00:00:00

abstract：:To gain a better understanding of the molecular mechanisms regulating pupal diapause of the onion maggot Delia antiqua, PCR-based suppressive subtractive hybridization was performed to identify genes involved in summer and/or winter diapause. A total of 209 unique sequences were obtained including 89 in forward librar...

journal_title：Journal of insect physiology

authors： Hao YJ,Li WS,He ZB,Si FL,Ishikawa Y,Chen B

更新日期：2012-11-01 00:00:00

abstract：:Dropping off is considered an anti-predator behavior for aphids since previous studies have shown that it reduces the risk of predation. However, little attention is paid to dropping behavior triggered by other external stresses such as daytime high temperatures which are predicted to become more frequent in the conte...

journal_title：Journal of insect physiology

authors： Ma G,Ma CS

更新日期：2012-11-01 00:00:00

abstract：:Both mating and reproduction strongly affect the physiology of insect females. In the ant Cardiocondyla obscurior, a comparison among virgin queens, mated queens, and queens mated with sterilized males ("sham-mated") allows to separate the different effects of mating and egg laying. Here, we investigate whether and ho...

journal_title：Journal of insect physiology

authors： Will S,Delabie JH,Heinze J,Ruther J,Oettler J

更新日期：2012-09-01 00:00:00

abstract：:Wings and legs of the gregarious desert locust, Schistocerca gregaria have been shown to be release sites of phenylacetonitrile (PAN), the major adult male-produced pheromone. However, there is limited information on the distribution of PAN within the locust. Here we show, using gas chromatography-mass spectrometry (G...

journal_title：Journal of insect physiology

authors： Amwayi PW,Masiga DK,Govender P,Teal PE,Torto B

更新日期：2012-08-01 00:00:00