AnatomyOrganismsDiseasesChemicals and DrugsPsychiatry and PsychologyPhenomena and ProcessesInformation ScienceHealth CareGeographicals
SpodopteraInsectsMothsBaculoviridaeInsect VirusesNucleopolyhedrovirusInsect ProteinsLepidopteraLarvaPest Control, BiologicalSf9 CellsAscoviridaeBacillus thuringiensisMolecular Sequence DataInsect ControlHymenopteraGenes, InsectHerbivoryHemolysin ProteinsHemolymphAmino Acid SequenceKoreaApolipoproteins ERepublic of KoreaApolipoprotein E4Apolipoprotein E3Seoul virusNeurodegenerative Diseases
FrugiperdaArmywormLittoralisPestsLepidopteraLarvaeExigua2023SpeciesInsecticidesHerbivoresPopulationsPolyphagous insectBacillusCropsAffect beneficial insectsCottonCaterpillarsGenesResistanceHymenopteraHerbivoryMicrobiome2021WaspsSymbiontsBeneficialHelicoverpaControlEggsDefensesMitesLarvalPlantsChemical EcologyCellsHostMechanismsDamagePlantProtein
Frugiperda19
  • Whole-genome sequence of the Spodoptera frugiperda Sf9 insect cell line. (pacb.com)
  • The draft whole-genome sequence of the Spodoptera frugiperda Sf9 insect cell line was obtained using long-read PacBio sequence technology and Canu assembly. (pacb.com)
  • Spodoptera frugiperda is a destructive pest that often imposes difficult management due to its high polyphagy and rapid insecticide resistance evolution. (researchcollaborationportal.org)
  • In this study, we investigated the patterns of hybridization, genetic structure, and gene flow in S. frugiperda populations, discussing how we can apply this knowledge to insect resistance management programs in South America. (researchcollaborationportal.org)
  • Sources of fungal symbionts in the microbiome of a mobile insect host, spodoptera frugiperda. (usda.gov)
  • Fall armyworm Spodoptera frugiperda (J.E. Smith, 1797) is a major pest of corn, rice, and sorghum among other crops usually controlled using synthetic or biological insecticides. (preprints.org)
  • Originally derived from the Spodoptera frugiperda (fall armyworm) moth and adapted for cell culture. (nexcelom.com)
  • Fall Armyworm (FAW), Spodoptera frugiperda (Lepidoptera: Noctuidae), native to the Americas, is a polyphagous insect pest feeding on more than 350 plant species. (cgiar.org)
  • Keep an eye out for late summer insect pressure, such as fall armyworm ( Spodoptera frugiperda ) in bermudagrass turf and on young fall vegetables. (clemson.edu)
  • Spodoptera frugiperda caterpillars suppress herbivore-induced volatile emissions in maize. (unine.ch)
  • The Sf9 cell line is isolated from Spodoptera frugiperda insect and is one of the standard in vitro tools in a genetic engineering study. (helsinki.fi)
  • It is the cotton farmer's friend as it parasitises fall armyworm (Spodoptera frugiperda, S. frugiperda), a major cotton pest. (gmwatch.org)
  • The toxic effects of proteins produced by Bacillus thuringiensis Berliner (Bt) were evaluated over two generations of T. howardi parasitizing Bt-resistant Spodoptera frugiperda. (gmwatch.org)
  • The effects of 2 concentrations (15 and 30%) of ethanolic Argemone ochroleuca Sweet (Papaveraceae) extracts were determined on the feeding behavior and development of 3rd instar larvae of the fall armyworm, Spodoptera frugiperda (J. E. Smith) (Lepidoptera: Noctuidae) through their continuous ingestion of treated maize leaves for 48 h. (bioone.org)
  • Spodoptera frugiperda, Diatraea saccharalis, Oryzophagus oryzae , Oebalus poecilus and Tibraca limbativentris . (scielo.br)
  • Almost all of Africa's maize crop is at risk from the devastating fall armyworm pest (Spodoptera frugiperda) according to new research published in the journal Frontiers in Insect Science. (phys.org)
  • A guide to Identification and management of European corn borer (Ostrinia nubilalis), western bean cutworm (Striacosta albicosta), corn earworm (Helicoverpa zea), and fall armyworm (Spodoptera frugiperda). (unl.edu)
  • Biological basis for adoption of an isoline of Telenomus remus (Hymenoptera: Scelionidae) for an augmentative biological-control program for Spodoptera frugiperda (Lepidoptera: Noctuidae). (bvsalud.org)
  • The widely distributed, polyphagous fall armyworm, Spodoptera frugiperda (J.E. Smith, 1797), is one of the most important crop pests worldwide. (bvsalud.org)
Armyworm3
  • Spodoptera eridania (southern armyworm) is a moth that is known to be a pest. (wikipedia.org)
  • See Page 8 of Extension Publication 2331, Control Insect Pests in and around the Home Lawn for information on do-it-yourself armyworm control in home lawns. (msucares.com)
  • See Pages 12 and 13 of Extension Publication 1858, Insect Control in Commercial Turf , for information on fall armyworm control in sports fields, golf courses and other commercial turf. (msucares.com)
Littoralis11
  • Two widely distributed lepidopteran herbivores, codling moth Cydia pomonella (Tortricidae) feeding in apples and pears, and the African cotton leafworm Spodoptera littoralis (Noctuidae), a moth feeding on foliage of a wide range of herbaceous plants, both express a receptor ortholog, OR19, which shares 58% amino acid identity and 69% amino acid similarity. (frontiersin.org)
  • Do non-diapausing insects respond to different photoperiods: Spodoptera littoralis? (academicjournals.org)
  • It enters harmful germs in the gut of the African cotton leafworm Spodoptera littoralis and kills the unicellular organisms. (mpg.de)
  • The African cotton leafworm Spodoptera littoralis, a major agricultural pest, is widespread, especially in the Mediterranean. (mpg.de)
  • In 2012, researchers from the Department of Bioorganic Chemistry at the Max Planck Institute in Jena showed that the microbiome of Spodoptera littoralis , representing the sum of all microorganisms colonizing this pest insect, changed considerably during larval development. (mpg.de)
  • Enterococcus mundtii gut bacteria (yellow) form a biofilm on the mucus layer of the African cotton leafworm Spodoptera littoralis. (mpg.de)
  • Spodoptera littoralis detoxifies neurotoxic 3-nitropropanoic acid by conjugation with amino acids. (mpg.de)
  • The toxicity of this plant was studied with the aim to explore the physiological and biological perturbations caused by Cestrum extracts on Spodoptera littoralis . (scialert.net)
  • Adults of Spodoptera littoralis are captured using a luminous trap. (scialert.net)
  • In non-parasitized hosts, Spodoptera littoralis Boisduval (Lepidoptera: Noctuidae) larvae exposed to H. bacteriophora showed a higher percent mortality than those exposed to S. carpocapsae . (bioone.org)
  • Bacillus protection to the generalist African cotton leaf worm (Spodoptera littoralis) was found but not to the Brassica specialist Diamond back moth (Plutella xylostella). (iobc-wprs.org)
Pests18
  • Insect pests cause direct (feeding) and indirect (contamination) damages to the lettuce crop. (ufl.edu)
  • Additionally, this article encourages leafy vegetable stakeholders to use cultivars and breeding lines that are resistant to a few of the most important lettuce insect pests in south Florida. (ufl.edu)
  • Banded cucumber beetle (BCB) ( Diabrotica balteata ) (Figure 1A), serpentine leafminer (SL) ( Liriomyza trifolii ) (Figure 1B), and aphids (Homoptera: Aphididae) (Figures 1C, 1D) are among the major insect pests that cause significant economic damage to lettuce in southern Florida. (ufl.edu)
  • By unraveling how plants defend themselves against insect attacks and how specialized insects have evolved to circumvent these defenses, we hope to provide ideas for novel, sustainable strategies for the control of agricultural pests. (unine.ch)
  • They include ladybirds (of the class Coccinellidae) and lacewings (of the class Neuroptera) - both of which prey on insect pests that destroy crops. (gmwatch.org)
  • Trichogramma parasitic wasps are used as biological control agents against insect pests worldwide. (usda.gov)
  • This research shows that mass production of Trichogramma can be improved and provides a guide for future efforts towards improved augmentative mass releases of these parasitoid wasps to control insect pests in crops and warehouses. (usda.gov)
  • Trichogramma are used worldwide as biological control against insect pests, attacking eggs of over 200 species. (usda.gov)
  • Fall armyworms are the most damaging insect pests of Bermudagrass hayfields. (msucares.com)
  • The screening of Bacillus thuringiensis (Bt) Cry proteins with high potential to control insect pests has been the goal of numerous research groups. (scielo.br)
  • These insects help to control pests naturally, reducing the need for pesticides and promoting sustainable and environmentally friendly farming practices. (valentbiosciences.com)
  • Ladybugs, lacewings, and parasitic wasps are just a few examples of beneficial insects that can be introduced into vegetable crops to help control pests like aphids, thrips, and mites. (valentbiosciences.com)
  • However, many insecticides can affect beneficial insects as well as the pests they're intended to target. (valentbiosciences.com)
  • Because of this unique mode of action, DiPel and XenTari are a key tool in IPM programs that leverage the natural protection of insect predators and parasites with the benefit of quickly stopping feeding and effectively controlling lepidopteran pests. (valentbiosciences.com)
  • DiPel and XenTari are used around the world in greenhouses and shade houses to control caterpillar pests, like the tomato leafminer ( Tuta absoluta ) or armyworms ( Spodoptera spp. (valentbiosciences.com)
  • The ability of these Bacillus strains to protect oilseed rape (Brassica napus) to insect pests often depending on JA was therefore investigated. (iobc-wprs.org)
  • An overview of what crop insect pests were leading threats in eastern Nebraska and where they were found. (unl.edu)
  • Key crop insect pests to watch for in the Panhandle, including western corn rootworm, western bean cutworm, corn earworm, wheat stem sawfly, alfalfa weevil, grasshoppers, and a potential new pest, the brown marmorated stink bug. (unl.edu)
Lepidoptera1
Larvae4
  • Beneficial bacteria in the gut of moth larvae produce an antimicrobial agent that kills competing bacteria which otherwise have detrimental effects on insect development. (mpg.de)
  • The researchers tried to infect insect larvae which were associated with the symbiotic bacteria with pathogenic Enterococcus faecalis bacteria. (mpg.de)
  • Dry extract of Cestrum parqui leaves was incorporated in different amount on the artificial diet of Spodoptera larvae, the concentrations used are 2, 4, 8, 16 and 32% the control insects have a normal artificial diet. (scialert.net)
  • This work initially started at the USDA in Gainesville, Florida, where we eventually isolated and identified a powerful elicitor from the regurgitant of Spodoptera larvae, a fatty acid-amino acid conjugate, which was named volicitin. (unine.ch)
Exigua3
  • 2008) and two lepidopterans, Trichoplusia ni and Spodoptera exigua (Sethi et al. (ufl.edu)
  • Abstract: Covert infections of Spodoptera exigua multiple nucleopoliedrovirus (SeMNPV) havebeen detected in laboratory or field populations of the homologous host, S. exigua. (iobc-wprs.org)
  • Spodoptera exigua (Hubner). (colostate.edu)
20231
Species6
  • The primary active ingredient in neem is azadirachtin, a steroid-like tetranortriterpenoid, that exhibits a wide range of bioactivity to hundreds of phytophagous insect species from different orders. (wikipedia.org)
  • BCB is a polyphagous (attacking many plant species) insect with a host spectrum of more than 50 plant species in 23 families (Saba 1970). (ufl.edu)
  • This requires additional studies of FAW and associated insect community dynamics under non-controlled conditions and in the context of multi-species interactions in Asian rice fields. (cgiar.org)
  • By 1984 at least 17 insect species were resistant to all major classes of insecticides ( Georghiou 1986 ). (ufl.edu)
  • However, the insect species with populations resistant to the greatest number of insecticides is the green peach aphid, Myzus persicae (Sulzer) (Homoptera: Aphidae), which has documented resistance to 71 synthetic chemical insecticides ( Georghiou & Lagunes-Tejada 1991 ). (ufl.edu)
  • Such proteins have been characterized and assessed to control insect species. (scielo.br)
Insecticides3
  • There has been growing interest in the agricultural sector in using plant and botanical insecticides as alternatives to restore a biologically base equilibrium in insect populations. (wikipedia.org)
  • The green peach aphid, Myzus persicae (Homoptera: Aphidae), is resistant to more insecticides than any other insect. (ufl.edu)
  • Farmers have attempted to control this insect pest with insecticides. (academicjournals.org)
Herbivores3
  • Plants perceive insect herbivores via a sophisticated surveillance system that detects a range of alarm signals, including herbivore-associated molecular patterns (HAMPs). (springer.com)
  • Plant pathogens can profoundly affect host plant quality as perceived by their insect herbivores, with potentially far-reaching implications for the ecology and structure of insect communities. (mdpi.com)
  • Changes in host plants may have direct effects on the life-histories of their insect herbivores, which can then influence their value as prey to their natural enemies. (mdpi.com)
Populations1
  • There are several ways to define 'most resistant' insect, including frequency of resistant genes in a population or geographic range of resistant populations ( Forgash 1984 , Georghiou 1986 ), and even seriousness of control failure, given the enormous economic and social costs of multiple resistance. (ufl.edu)
Polyphagous insect1
  • SL is a polyphagous insect and attacks lettuce and other vegetable crops (Drees and Jackman 1999). (ufl.edu)
Bacillus2
Crops4
  • This insect attacks a wide variety of field and vegetable crops, with sweet corn, tomato and soybean most important in Colorado. (colostate.edu)
  • This insect can be found defoliating a variety of broadleaf field and vegetable crops, ornamental trees and flowers. (colostate.edu)
  • This insect will attack a variety of broadleaf and grass crops, but sugarbeet is a preferred host. (colostate.edu)
  • DiPel and XenTari work through ingestion, so only insects that damage crops will be exposed to insecticidal protein crystals (not spiders or lacewings). (valentbiosciences.com)
Affect beneficial insects1
Cotton1
  • Bottom-up effects of plant defenses and climate on geographic variation in insect herbivory on wild cotton ( Gossypium hirsutum ). (unine.ch)
Caterpillars1
  • This insect is easily distinguished from other crop caterpillars by two bright yellow stripes running along each side of the body and separated by alternating black and white stripes running around the body. (colostate.edu)
Genes1
  • The Sf9 cells are highly susceptible to baculovirus, which is widely used for expression of particular genes in the cultured insect cells. (nexcelom.com)
Resistance3
  • However, there are disadvantages associated with pesticide use for insect control, including increased production costs, adverse environmental and ecological effects, and development of pesticide resistance in insects. (ufl.edu)
  • One alternative for effective insect control is the use of host plant resistance, which is an environmentally friendly method that is compatible with other approaches used in integrated pest management (IPM) (Smith 1989). (ufl.edu)
  • The chemical resistance inducers BABA and BION did not provide protection to the insects. (iobc-wprs.org)
Hymenoptera2
  • These results are important in their own right, but also extend the range of toxicity of GM Bt toxins to another insect class (Hymenoptera). (gmwatch.org)
  • Effects of temperature and nonionizing ultraviolet radiation treatments of eggs of five host insects on production of Trichogramma chilonis Ishii (Hymenoptera: Trichogrammatidae) for biological control applications. (usda.gov)
Herbivory1
  • Natacha studied the signaling pathways involved in the plant response to insect herbivory. (unil.ch)
Microbiome1
  • These observations motivated the scientists to study the factors which influence the composition of the microbiome during insect development in more detail. (mpg.de)
20211
Wasps1
  • This plant response results in an odour that serves as a signal used by parasitic wasps to locate their hosts, whereas several herbivorous insects are repelled by the odour. (unine.ch)
Symbionts2
  • The symbionts thus ensure a healthy gut flora and reduce the infection risk of the pest insect. (mpg.de)
  • Thanks to the symbionts, however, the insects were able to successfully clear the pathogens from their guts. (mpg.de)
Beneficial6
Helicoverpa1
  • Eggs of Spodoptera litura, Corcyra cephalonica, Plutella xylostella and Helicoverpa armigera were tested to consider the effect of temperature and radiation on parasitization, emergence of adult and viability of T. chilonis under in vitro conditions. (usda.gov)
Control6
  • 0.05) affected, and the number of days that the insect took to complete its life cycle had a significant difference compared to the control. (preprints.org)
  • Metal ions control product specificity of isoprenyl diphosphate synthases in the insect terpenoid pathway. (mpg.de)
  • Control insects are reared on free extract diet. (scialert.net)
  • The parasitic wasp Tetrastichus howardi Olliff (T. howardi), is used for insect pest control in farming. (gmwatch.org)
  • The endoparasitoid wasp, Tetrastichus howardi Olliff, is used for insect pest control in agricultural systems. (gmwatch.org)
  • Effective on all stages of an insects life cycle, from egg to adult, so timing isn't critical for control. (arbico-organics.com)
Eggs1
  • Merel studied how insect eggs negatively impact the jasmonate pathway. (unil.ch)
Defenses2
  • Using available Arabidopsis mutants lacking important defense signals, she studied gene expression changes with microarrays and tried to correlate transcript profiles with insect performance in order to assess the effect of plant defenses on insect growth. (unil.ch)
  • She showed that insects are able to weaken plants defenses in the case of an attack. (unil.ch)
Mites1
Larval1
  • This toxicity is demonstrated by some larval mortality caused by exuviation difficulties for Spodoptera . (scialert.net)
Plants3
  • Our finding demonstrates that functional characterization of ORs leads to the discovery of novel semiochemicals that have not yet been found through chemical analysis of odorants from insects and their associated host plants. (frontiersin.org)
  • Now that we have obtained considerable insight into the ecology and the mechanisms of these above- and belowground multi-trophic level interactions, we are applying this knowledge to better understand the evolutionary, ecological and applicable aspects of chemical signalling between plants and insects. (unine.ch)
  • Deciphering the odorous language used by plants that are under insect or pathogen attack, with the ultimate objective to use sensors for odour-based, real-time detection of pest and diseases. (unine.ch)
Chemical Ecology1
  • We mainly study the chemical ecology of plant-insect interact ion s . (unine.ch)
Cells4
  • Contrary to urban legend, they are significantly cheaper than insect cells to culture. (uni-konstanz.de)
  • contrary to insect cells, the DNA can be used directly for transient transfections . (uni-konstanz.de)
  • Although there are many insect cells that are routinely studied and used in research, the most common is the Sf9 cell line. (nexcelom.com)
  • Cellometer Auto T4 is used to count cell concentration, viability and also analyze size distribution of insect cells, such as SF9, SF21, and High 5. (nexcelom.com)
Host2
  • The symbiont is essential for growth and survival of the host insect. (nature.com)
  • Immune modulation enables a specialist insect to benefit from antibacterial withanolides in its host plant. (mpg.de)
Mechanisms1
  • Studies into the mechanisms of the plant response showed that it is greatly enhanced by factors in the oral secretions of herbivorous insects. (unine.ch)
Damage2
  • Florida's subtropical climate facilitates lettuce production from fall through spring, but the warm and moist conditions are also favorable for insect proliferation and damage. (ufl.edu)
  • Damage from these insects can be expected in late May and June and again in late August and September. (colostate.edu)
Plant2
  • Floriane was interested in plant-insects co-evolution. (unil.ch)
  • She worked in the lab on plant defense signalling in response to insect oviposition in Arabidopsis. (unil.ch)
Protein1
  • Bt is found all over the world and they produce a protein crystal that is toxic to insects. (wikipedia.org)