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1. Full Text Resistance to Bacillus thuringiensis toxin Cry2Ab and survival on single‐toxin and pyramided cotton in cotton bollworm from China
by Liu, Laipan and Gao, Meijing and Yang, Song and Liu, Shaoyan and Wu, Yidong and Carrière, Yves and Yang, Yihua
Evolutionary Applications, ISSN 1752-4571, 02/2017, Volume 10, Issue 2, pp. 170 - 179
Evolution of Helicoverpa armigera resistance to Bacillus thuringiensis (Bt) cotton producing Cry1Ac is progressing in northern China, and replacement of Cry1Ac... 
cross‐resistance | resistance management | dominance of resistance | fitness costs | pyramided crops | redundant killing | Bt cotton | cross-resistance | PINK-BOLLWORM | TRANSGENIC BT CROPS | INSECT RESISTANCE | EVOLUTIONARY BIOLOGY | HELICOVERPA-ARMIGERA LEPIDOPTERA | BOLLGARD II | PEST RESISTANCE | DIAMONDBACK MOTH | FIELD-EVOLVED RESISTANCE | Laboratories | Crops | Cry1Ac toxin | Insecticides | Grants | Cotton | Biological assays | Experiments | Survival | Success | Diet | Toxins | Fusion protein | Cultivars | Fitness
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2. Full Text Parallel evolution of Bacillus thuringiensis Toxin Resistance in Lepidoptera
by Baxter, Simon W and Badenes-Pérez, Francisco R and Morrison, Anna and Vogel, Heiko and Crickmore, Neil and Kain, Wendy and Wang, Ping and Heckel, David G and Jiggins, Chris D
Genetics, ISSN 0016-6731, 10/2011, Volume 189, Issue 2, pp. 675 - 679
Despite the prominent and worldwide use of Bacillus thuringiensis (Bt) insecticidal toxins in agriculture, knowledge of the mechanism by which they kill pests... 
TRICHOPLUSIA-NI | CRYSTAL PROTEINS | PLUTELLA-XYLOSTELLA | CABBAGE-LOOPER | BT TOXINS | GENETICS & HEREDITY | INSECT RESISTANCE | CRY1AC | DIAMONDBACK MOTH | IDENTIFICATION | BINDING-PROTEINS | Multidrug Resistance-Associated Proteins - classification | Species Specificity | Lepidoptera - genetics | Synteny | Insecticide Resistance - genetics | Molecular Sequence Data | Male | Phylogeny | Genetic Variation | Moths - genetics | Bacterial Proteins - toxicity | Lepidoptera - classification | Chromosomes, Insect - genetics | Hemolysin Proteins - toxicity | Female | Multidrug Resistance-Associated Proteins - genetics | Insect Proteins - classification | Insect Proteins - genetics | Chromosome Mapping | Bombyx - genetics | Sequence Analysis, DNA | Animals | Mutation | Endotoxins - toxicity | Evolution, Molecular | Genetic aspects | Insecticide resistance | Research | Bacillus thuringiensis | Lepidoptera | Proteins | Genetics | Chromosomes | Genes | Note
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3. Full Text A toxin-binding alkaline phosphatase fragment synergizes Bt toxin Cry1Ac against susceptible and resistant Helicoverpa armigera
by Chen, Wenbo and Liu, Chenxi and Xiao, Yutao and Zhang, Dandan and Zhang, Yongdong and Li, Xianchun and Tabashnik, Bruce E and Wu, Kongming
PLoS ONE, ISSN 1932-6203, 04/2015, Volume 10, Issue 4, pp. e0126288 - e0126288
Evolution of resistance by insects threatens the continued success of pest control using insecticidal crystal (Cry) proteins from the bacterium Bacillus... 
PINK-BOLLWORM | MANDUCA-SEXTA | LEPIDOPTERA-NOCTUIDAE | MULTIDISCIPLINARY SCIENCES | INSECT RESISTANCE | BACILLUS-THURINGIENSIS TOXINS | AMINOPEPTIDASE-N | HELIOTHIS-VIRESCENS | FIELD-EVOLVED RESISTANCE | MOSQUITO ANOPHELES-GAMBIAE | SPODOPTERA-EXIGUA | Endotoxins - metabolism | Peptide Fragments - metabolism | Alkaline Phosphatase - genetics | Hemolysin Proteins - pharmacology | Insecticide Resistance | Alkaline Phosphatase - metabolism | Insect Proteins - genetics | CD13 Antigens - metabolism | Bacterial Proteins - pharmacology | Animals | Escherichia coli - genetics | Moths - physiology | Bacterial Proteins - metabolism | Insect Proteins - metabolism | Endotoxins - pharmacology | Hemolysin Proteins - metabolism | Moths - drug effects | Proteins | Phosphatases | Evolutionary biology | Genetic engineering | Chemical properties | Cotton industry | Health aspects | Protein binding | Binding | Alkaline phosphatase | Transcription | Sprays | Cry1Ac toxin | Pest control | Sprayers | Cotton | Cadherin | Transgenic plants | Synergism | Fragmentation | Insecticide resistance | Insects | Toxins | Aminopeptidase | Index Medicus
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4. Full Text Field‐evolved resistance to Bt toxin Cry1Ac in the pink bollworm, Pectinophora gossypiella (Saunders) (Lepidoptera: Gelechiidae), from India
by Dhurua, Sanyasi and Gujar, Govind T
Pest Management Science, ISSN 1526-498X, 08/2011, Volume 67, Issue 8, pp. 898 - 903
BACKGROUND: The pink bollworm is one of the most destructive pests of cotton. Transgenic cotton producing Bt toxin Cry1Ac or a combination of Cry1Ac and... 
Pectinophora gossypiella | Cry1Ac | Bacillus thuringiensis | Bt cotton | BACILLUS-THURINGIENSIS | AGRONOMY | MANAGEMENT | PERFORMANCE | SUSCEPTIBILITY | INSECT RESISTANCE | POPULATIONS | ENTOMOLOGY | HELICOVERPA-ARMIGERA | TRANSGENIC COTTON | PROTEINS | NOCTUIDAE | Hemolysin Proteins | Endotoxins | Insecticide Resistance - genetics | Insecticides | Gossypium - parasitology | Bacterial Proteins | India | Biological Evolution | Moths - genetics | Animals | Gossypium - genetics | Host-Parasite Interactions | Larva - physiology
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5. Full Text Mis-splicing of the ABCC2 gene linked with Bt toxin resistance in Helicoverpa Armigera
by Xiao, Yutao and Zhang, Tao and Liu, Chenxi and Heckel, David G and Li, Xianchun and Tabashnik, Bruce E and Wu, Kongming
Scientific Reports, ISSN 2045-2322, 08/2014, Volume 4, Issue 1, p. 6184
Toxins from the bacterium Bacillus thuringiensis (Bt) are used widely for insect control in sprays and transgenic plants, but their efficacy is reduced when... 
BACILLUS-THURINGIENSIS | MULTIDISCIPLINARY SCIENCES | MUTATION | INSECT RESISTANCE | CRY1AC | MAIZE | FIELD-EVOLVED RESISTANCE | COTTON BOLLWORM | INHERITANCE | NOCTUIDAE | HUBNER LEPIDOPTERA | Insecticides - pharmacology | Amino Acid Sequence | Bacillus thuringiensis - chemistry | Alternative Splicing | Insecticide Resistance | Multidrug Resistance-Associated Proteins - chemistry | Insect Proteins - biosynthesis | Insect Proteins - genetics | Molecular Sequence Data | Male | Lethal Dose 50 | Multidrug Resistance-Associated Proteins - biosynthesis | Moths - genetics | Animals | Bacterial Toxins - pharmacology | Larva - drug effects | Base Sequence | Insect Proteins - chemistry | Female | Multidrug Resistance-Associated Proteins - genetics | Larva - genetics | Genetic Linkage | Moths - drug effects | Splicing | Nonsense mutation | Cry1Ac toxin | Insertion | Stop codon | Pests | Gene deletion | Transgenic plants | Proteins | Clonal deletion | Genetic crosses | Protein transport | Deoxyribonucleic acid--DNA | DNA sequencing
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6. Full Text Survival of Helicoverpa armigera larvae on and Bt toxin expression in various parts of transgenic Bt cotton (Bollgard II) plants
by Bahar, Md Habibullah and Stanley, John and Backhouse, David and Mensah, Robert and Del Socorro, Alice and Gregg, Peter
Entomologia Experimentalis et Applicata, ISSN 0013-8703, 05/2019, Volume 167, Issue 5, pp. 415 - 423
There is no conclusive evidence that Helicoverpa spp. (Lepidoptera: Noctuidae) in Australia have evolved significant levels of resistance to Bollgard II®... 
cotton bollworm | cry proteins | Bacillus thuringiensis | Lepidoptera | pest management | Noctuidae | ELISA | BACILLUS-THURINGIENSIS | PROFILES | PROTEIN | EFFICACY | CRY1AC | ENTOMOLOGY | HELIOTHIS | NOCTUIDAE LARVAE | RESISTANCE | BOLLWORM LEPIDOPTERA | DELTA-ENDOTOXIN | Genetically modified crops | Genetic engineering | Larvae | Plants (botany) | Leaves | Bioassays | Cry1Ac toxin | Toxins | Flowers | Cotton | Transgenic plants | Survival | Plant structures
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7. Full Text Erratum to: Towards novel Cry toxins with enhanced toxicity/broader: a new chimeric Cry4Ba / Cry1Ac toxin
by Zribi Zghal, Raida and Elleuch, Jihen and Ben Ali, Mamdouh and Darriet, Frédéric and Rebaï, Ahmed and Chandre, Fabrice and Jaoua, Samir and Tounsi, Slim
Applied Microbiology and Biotechnology, ISSN 0175-7598, 7/2017, Volume 101, Issue 14, pp. 5949 - 5949
Life Sciences | Biotechnology | Microbiology | Microbial Genetics and Genomics | Toxicity | Toxins | Cry1Ac toxin
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8. Full Text Genotype‐specific fitness cost of resistance to Bt toxin Cry1Ac in pink bollworm
by Carrière, Yves and Williams, Jennifer L and Crowder, David W and Tabashnik, Bruce E
Pest Management Science, ISSN 1526-498X, 11/2018, Volume 74, Issue 11, pp. 2496 - 2503
BACKGROUND To improve resistance management strategies for Bacillus thuringiensis (Bt) crops, a better understanding of the relative fitness of pest genotypes... 
transgenic plants | cadherin | Bacillus thuringiensis | resistance management | AGRONOMY | MANAGEMENT | INSECT RESISTANCE | BACILLUS-THURINGIENSIS COTTON | GELECHIIDAE | ENTOMOLOGY | HOST-PLANT | HELICOVERPA-ARMIGERA LEPIDOPTERA | CROPS | ADAPTATION | TRANSGENIC COTTON | NOCTUIDAE | Chemical industry | Herbicides | Pesticides industry | Genetically modified crops | Analysis | Strategic planning (Business) | Genetic aspects | Genetic engineering | Pesticide resistance | Population genetics | Costs | Sensitivity analysis | Crops | Cry1Ac toxin | Heredity | Pests | Cadherin | Agricultural economics | Homozygotes | Polymerase chain reaction | Organic chemistry | Diet | Cost estimates | Alleles | Impact resistance | Genetics | Toxins | Cost analysis | Strains (organisms) | Genotypes | Fitness
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9. Full Text New insights on the role of alkaline phosphatase 2 from Spodoptera exigua (Hübner) in the action mechanism of Bt toxin Cry2Aa
by Yuan, Xiangdong and Zhao, Man and Wei, Jizhen and Zhang, Wanna and Wang, Bingjie and Myint Khaing, Myint and Liang, Gemei
Journal of Insect Physiology, ISSN 0022-1910, 04/2017, Volume 98, pp. 101 - 107
Cry1A and Cry2A toxins, which are widely used in Bt transgenic crops, can specifically bind to insect midguts and exert their insecticidal effects. There are... 
ALP2 | Binding affinity | Insecticidal efficiency | Spodoptera exigua | MANDUCA-SEXTA | PHYSIOLOGY | CORN-BORER | INSECT RESISTANCE | CROSS-RESISTANCE | CRY1AC | BACILLUS-THURINGIENSIS TOXINS | BEET ARMYWORM | ENTOMOLOGY | HELICOVERPA-ARMIGERA | CROPS | BORDER MEMBRANE-VESICLES | Alkaline Phosphatase - genetics | Hemolysin Proteins - pharmacology | Larva - metabolism | Alkaline Phosphatase - metabolism | DNA, Complementary - genetics | Spodoptera - microbiology | Insect Proteins - genetics | Sequence Analysis, DNA | Bacterial Proteins - pharmacology | Animals | Spodoptera - metabolism | Larva - growth & development | Cloning, Molecular | Larva - genetics | Larva - microbiology | DNA, Complementary - metabolism | Insect Proteins - metabolism | Endotoxins - pharmacology | Spodoptera - genetics | Spodoptera - growth & development | Phosphatases | Yuan (China) | Peptides | Genetically modified crops | Genetic engineering | Binding proteins | Protein binding
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10. Full Text Development of an immunochromatographic assay for the specific detection of Bacillus thuringiensis (Bt) Cry1Ab toxin
by Dong, Sa and Liu, Yuan and Liu, Xianjin and Zhang, Cunzheng and Zhang, Xiao and Xu, Chongxin
Analytical Biochemistry, ISSN 0003-2697, 02/2019, Volume 567, pp. 1 - 7
Cry1Ab has been widely used in genetically modified (GM) crops and its amino acid sequence had high identity to Cry1Ac toxin. Existing nanogold... 
Cry1Ab toxin | Cross-reactivity | Cry1Ac toxin | Immunochromatographic assay | Nanogold particle | RISKS | CHEMISTRY, ANALYTICAL | MODIFIED CROPS | LINKED-IMMUNOSORBENT-ASSAY | BIOCHEMISTRY & MOLECULAR BIOLOGY | BIOCHEMICAL RESEARCH METHODS | GENETICALLY-MODIFIED ORGANISMS | IMMUNOASSAY | RAPID DETECTION | FOOD
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11. Full Text Feeding behaviour and survival of Bacillus thuringiensis‐resistant and Bacillus thuringiensis‐susceptible larvae of Helicoverpa armigera (Lepidoptera: Noctuidae) exposed to a diet with Bacillus thuringiensis toxin
by Luong, Tuyet T A and Zalucki, Myron P and Perkins, Lynda E and Downes, Sharon J
Austral Entomology, ISSN 2052-174X, 02/2018, Volume 57, Issue 1, pp. 1 - 8
Although higher than expected numbers of surviving larvae of Helicoverpa spp. are reported in some Bollgard II cotton fields from time to time, there is no... 
time to starvation | behavioural resistance | Bt detection | recovery ability | AUSTRALIA | CRY2AB | CRY1AC | DELTA-ENDOTOXIN PROTEIN | ENTOMOLOGY | FORMULATIONS | BERLINER | DIAMONDBACK MOTH | EXPRESSION | COTTON | Neonates | Larvae | Starvation | Deprivation | Feeding behavior | Cotton | Survival | Feeding | Artificial diets | Dietary restrictions | Diets | Diet | Food availability | Butterflies & moths | Toxins | Feeding behaviour | Food
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12. Full Text Construction and characterisation of near‐isogenic Plutella xylostella (Lepidoptera: Plutellidae) strains resistant to Cry1Ac toxin
by Zhu, Xun and Lei, Yanyuan and Yang, Yanjv and Baxter, Simon W and Li, Jianhong and Wu, Qingjun and Wang, Shaoli and Xie, Wen and Guo, Zhaojiang and Fu, Wei and Zhang, Youjun
Pest Management Science, ISSN 1526-498X, 02/2015, Volume 71, Issue 2, pp. 225 - 233
BACKGROUND Resistance to insecticidal Bacillus thuringiensis (Bt) toxins has arisen in multiple populations of the worldwide Brassica pest Plutella xylostella... 
Plutella xylostella | inheritance | Cry1Ac | near‐isogenic lines | cross‐resistance | resistance | Resistance | Near-isogenic lines | Cross-resistance | Inheritance | AGRONOMY | near-isogenic lines | HELICOVERPA-ZEA BODDIE | FIELD POPULATION | DIAMONDBACK MOTH LEPIDOPTERA | INSECT RESISTANCE | BACILLUS-THURINGIENSIS TOXINS | ENTOMOLOGY | CRYSTAL PROTEINS | SUBSP KURSTAKI | CABBAGE-LOOPER | cross-resistance | FITNESS COSTS | Insecticides - pharmacology | Biological Control Agents | Hemolysin Proteins - pharmacology | Insecticide Resistance | Florida | Moths - genetics | Moths - growth & development | Bacterial Proteins - pharmacology | Animals | Larva - drug effects | Inbreeding | Larva - genetics | Bacillus thuringiensis - physiology | Endotoxins - pharmacology | Moths - drug effects
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13. Full Text Identification of midgut membrane proteins from different instars of Helicoverpa armigera (Lepidoptera: Noctuidae) that bind to Cry1Ac toxin
by Da Silva, Igor Henrique Sena and Goméz, Isabel and Sánchez, Jorge and Martínez de Castro, Diana L and Valicente, Fernando Hercos and Soberón, Mario and Polanczyk, Ricardo Antonio and Bravo, Alejandra
PLoS ONE, ISSN 1932-6203, 12/2018, Volume 13, Issue 12, pp. e0207789 - e0207789
Helicoverpa armigera is a polyphagous pest sensitive to Cry1Ac protein from Bacillus thuringiensis (Bt). The susceptibility of the different larval instars of... 
SEXTA AMINOPEPTIDASE-N | MANDUCA-SEXTA | MULTIDISCIPLINARY SCIENCES | SUSCEPTIBILITY | BACILLUS-THURINGIENSIS CRY3AA | RECEPTOR | DELTA-ENDOTOXIN | HELIOTHIS-VIRESCENS | ANCHORED ALKALINE-PHOSPHATASE | PUNCTIGERA WALLENGREN | STATISTICAL-MODEL | Liquid chromatography | Phosphatases | Binding proteins | Proteases | Membrane proteins | Protein binding | Larvae | Alkaline phosphatase | Toxicity | Midgut | Proteinase | Cry1Ac toxin | Mass spectroscopy | Identification | Biological assays | Phosphatase | Degradation | Proteins | Trypsin | Proteolysis | Instars | Toxins | Mutation | Aminopeptidase | Mass spectrometry | Prohibitin | Index Medicus
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