Search Results - "Macedo, Leonardo L.P."
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Variant Cry1Ia toxins generated by DNA shuffling are active against sugarcane giant borer
Published in Journal of biotechnology (01-02-2010)“…Sugarcane giant borer ( Telchin licus licus) is a serious sugarcane pest in Americas whose endophytic lifestyle hampers effective chemical and biological…”
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Bioinsecticidal activity of a novel Kunitz trypsin inhibitor from Catanduva (Piptadenia moniliformis) seeds
Published in Plant physiology and biochemistry (01-09-2013)“…The present study aims to provide new in vitro and in vivo biochemical information about a novel Kunitz trypsin inhibitor purified from Piptadenia moniliformis…”
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CvL, a lectin from the marine sponge Cliona varians: Isolation, characterization and its effects on pathogenic bacteria and Leishmania promastigotes
Published in Comparative biochemistry and physiology. Part A, Molecular & integrative physiology (01-12-2006)“…CvL, a lectin from the marine sponge Cliona varians was purified by acetone fractionation followed by Sepharose CL 4B affinity chromatography. CvL agglutinated…”
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Proteolytic Digestive Enzymes and Peritrophic Membranes during the Development of Plodia interpunctella (Lepidoptera: Piralidae): Targets for the action of Soybean Trypsin Inhibitor (SBTI) and Chitin-Binding Vicilin (EvV)
Published in Journal of agricultural and food chemistry (10-09-2008)“…The digestive system of P. interpunctella was characterized during its larval development to determine possible targets for the action of proteinaceous enzyme…”
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Investigating Engineered Ribonucleoprotein Particles to Improve Oral RNAi Delivery in Crop Insect Pests
Published in Frontiers in physiology (28-04-2017)“…Genetically modified (GM) crops producing double-stranded RNAs (dsRNAs) are being investigated largely as an RNA interference (RNAi)-based resistance strategy…”
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Increasing Anthonomus grandis susceptibility to Metarhizium anisopliae through RNAi‐induced AgraRelish knockdown: a perspective to combine biocontrol and biotechnology
Published in Pest management science (01-09-2021)“…BACKGROUND The hemolymph and insect gut together have an essential role in the immune defense against microorganisms, including the production of antimicrobial…”
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Pyramiding dsRNAs increases phytonematode tolerance in cotton plants
Published in Planta (01-12-2021)“…Main conclusion Host-derived suppression of nematode essential genes decreases reproduction of Meloidogyne incognita in cotton. Root-knot nematodes (RKN)…”
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Stabilized Double-Stranded RNA Strategy Improves Cotton Resistance to CBW ( Anthonomus grandis )
Published in International journal of molecular sciences (08-11-2022)“…Cotton is the most important crop for fiber production worldwide. However, the cotton boll weevil (CBW) is an insect pest that causes significant economic…”
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Comparative gut transcriptome analysis of Diatraea saccharalis in response to the dietary source
Published in PloS one (03-08-2020)“…The sugarcane borer (Diatraea saccharalis, Fabricius, 1794) is a devastating pest that causes millions of dollars of losses each year to sugarcane producers by…”
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In planta RNAi targeting Meloidogyne incognita Minc16803 gene perturbs nematode parasitism and reduces plant susceptibility
Published in Journal of pest science (01-01-2024)“…Meloidogyne incognita is one of the most important plant-parasitic nematodes (PPNs) causing severe crop losses worldwide. Plants have evolved complex defense…”
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Transcriptome Analysis and Knockdown of the Juvenile Hormone Esterase Gene Reveal Abnormal Feeding Behavior in the Sugarcane Giant Borer
Published in Frontiers in physiology (28-10-2020)“…The sugarcane giant borer (SGB), Telchin licus licus , is a pest that has strong economic relevance for sugarcane producers. Due to the endophytic behavior of…”
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Transgenic Cotton Plants Expressing Cry1Ia12 Toxin Confer Resistance to Fall Armyworm (Spodoptera frugiperda) and Cotton Boll Weevil (Anthonomus grandis)
Published in Frontiers in plant science (19-02-2016)“…Gossypium hirsutum (commercial cooton) is one of the most economically important fibers sources and a commodity crop highly affected by insect pests and…”
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Simultaneous silencing of juvenile hormone metabolism genes through RNAi interrupts metamorphosis in the cotton boll weevil
Published in Frontiers in molecular biosciences (06-03-2023)“…The cotton boll weevil (CBW) ( ) is one of the major insect pests of cotton in Brazil. Currently, CBW control is mainly achieved by insecticide application,…”
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Molecular approaches to improve the insecticidal activity of Bacillus thuringiensis Cry toxins
Published in Toxins (13-08-2014)“…Bacillus thuringiensis (Bt) is a gram-positive spore-forming soil bacterium that is distributed worldwide. Originally recognized as a pathogen of the silkworm,…”
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Purification and characterization of a trypsin–papain inhibitor from Pithecelobium dumosum seeds and its in vitro effects towards digestive enzymes from insect pests
Published in Plant physiology and biochemistry (01-10-2007)“…A novel trypsin–papain inhibitor, named PdKI-2, was purified from the seeds of Pithecelobium dumosum seeds by TCA precipitation, Trypsin–Sepharose…”
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Performance of distinct crop pests reared on diets enriched with latex proteins from Calotropis procera: Role of laticifer proteins in plant defense
Published in Plant science (Limerick) (01-09-2007)“…Latex-producing plants are widespread in different habitats. Usually these plants secrete an endogenous milk-like fluid in a network of laticifer cells in…”
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Effect of trypsin inhibitor from Crotalaria pallida seeds on Callosobruchus maculatus (cowpea weevil) and Ceratitis capitata (fruit fly)
Published in Plant physiology and biochemistry (01-12-2005)“…A proteinaceous trypsin inhibitor was purified from Crotalaria pallida seeds by ammonium sulfate precipitation, affinity chromatography on immobilized…”
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In Vivo Bioinsecticidal Activity toward Ceratitis capitata (Fruit Fly) and Callosobruchus maculatus (Cowpea Weevil) and in Vitro Bioinsecticidal Activity toward Different Orders of Insect Pests of a Trypsin Inhibitor Purified from Tamarind Tree (Tamarindus indica) Seeds
Published in Journal of agricultural and food chemistry (01-06-2005)“…A proteinaceous inhibitor with high activity against trypsin-like serine proteinases was purified from seeds of the tamarind tree (Tamarindus indica) by gel…”
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Effects of a Chitin-Binding Vicilin from Enterolobium contortisiliquum Seeds on Bean Bruchid Pests (Callosobruchus maculatus and Zabrotes subfasciatus) and Phytopathogenic Fungi (Fusarium solani and Colletrichum lindemuntianum)
Published in Journal of agricultural and food chemistry (24-01-2007)“…Chitin-binding vicilin from Enterolobium contortisiliquum seeds was purified by ammonium sulfate followed by gel filtration on Sephacryl 300-SH and on…”
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Digestive enzymes during development of Ceratitis capitata (Diptera:Tephritidae) and effects of SBTI on its digestive serine proteinase targets
Published in Insect biochemistry and molecular biology (01-07-2006)“…The digestive system of Ceratitis capitata was characterized during its larval development and in the insect stage. Disaccharidases against maltose and sucrose…”
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