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AR101898A1 - Composiciones y métodos para controlar plagas de insectos - Google Patents

Composiciones y métodos para controlar plagas de insectos

Info

Publication number
AR101898A1
AR101898A1 ARP150102972A ARP150102972A AR101898A1 AR 101898 A1 AR101898 A1 AR 101898A1 AR P150102972 A ARP150102972 A AR P150102972A AR P150102972 A ARP150102972 A AR P150102972A AR 101898 A1 AR101898 A1 AR 101898A1
Authority
AR
Argentina
Prior art keywords
pest
ident
sec
plants
larvae
Prior art date
Application number
ARP150102972A
Other languages
English (en)
Original Assignee
Pioneer Hi Bred Int
Du Pont
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Hi Bred Int, Du Pont filed Critical Pioneer Hi Bred Int
Publication of AR101898A1 publication Critical patent/AR101898A1/es

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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09Recombinant DNA-technology
    • C12N15/63Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/79Vectors or expression systems specially adapted for eukaryotic hosts
    • C12N15/82Vectors or expression systems specially adapted for eukaryotic hosts for plant cells, e.g. plant artificial chromosomes (PACs)
    • C12N15/8241Phenotypically and genetically modified plants via recombinant DNA technology
    • C12N15/8261Phenotypically and genetically modified plants via recombinant DNA technology with agronomic (input) traits, e.g. crop yield
    • C12N15/8271Phenotypically and genetically modified plants via recombinant DNA technology with agronomic (input) traits, e.g. crop yield for stress resistance, e.g. heavy metal resistance
    • C12N15/8279Phenotypically and genetically modified plants via recombinant DNA technology with agronomic (input) traits, e.g. crop yield for stress resistance, e.g. heavy metal resistance for biotic stress resistance, pathogen resistance, disease resistance
    • C12N15/8286Phenotypically and genetically modified plants via recombinant DNA technology with agronomic (input) traits, e.g. crop yield for stress resistance, e.g. heavy metal resistance for biotic stress resistance, pathogen resistance, disease resistance for insect resistance
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09Recombinant DNA-technology
    • C12N15/11DNA or RNA fragments; Modified forms thereof; Non-coding nucleic acids having a biological activity
    • C12N15/113Non-coding nucleic acids modulating the expression of genes, e.g. antisense oligonucleotides; Antisense DNA or RNA; Triplex- forming oligonucleotides; Catalytic nucleic acids, e.g. ribozymes; Nucleic acids used in co-suppression or gene silencing
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N15/00Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09Recombinant DNA-technology
    • C12N15/63Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/79Vectors or expression systems specially adapted for eukaryotic hosts
    • C12N15/82Vectors or expression systems specially adapted for eukaryotic hosts for plant cells, e.g. plant artificial chromosomes (PACs)
    • C12N15/8216Methods for controlling, regulating or enhancing expression of transgenes in plant cells
    • C12N15/8218Antisense, co-suppression, viral induced gene silencing [VIGS], post-transcriptional induced gene silencing [PTGS]
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/10Type of nucleic acid
    • C12N2310/14Type of nucleic acid interfering nucleic acids [NA]
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2310/00Structure or type of the nucleic acid
    • C12N2310/50Physical structure
    • C12N2310/53Physical structure partially self-complementary or closed
    • C12N2310/531Stem-loop; Hairpin
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/146Genetically Modified [GMO] plants, e.g. transgenic plants

Landscapes

  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Plant Pathology (AREA)
  • Microbiology (AREA)
  • Biophysics (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Cell Biology (AREA)
  • Virology (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
  • Catching Or Destruction (AREA)

Abstract

Se proporcionan métodos y composiciones que usan un elemento de silenciamiento que, cuando se ingiere por una plaga, tal como una plaga Coleóptera de las plantas o una plaga Diabrotica de las plantas, reduce la expresión de una secuencia objetivo en la plaga. Se describen varios polinucleótidos objetivo expuestos en cualquiera de las sec. con núm. de ident. descritas en la presente descripción (pero sin incluir los iniciadores directos e inversos) o variantes o fragmentos de estas o complementos de estas, en donde una reducción en la expresión de una o más de las secuencias en la plaga objetivo controla la plaga (es decir, tiene actividad insecticida). Además, se proporcionan plantas, partes de plantas, bacterias y otras células huésped que comprenden los elementos de silenciamiento, variantes o fragmentos de estas o complementos de estas. Reivindicación 1: Un constructo de ARN que comprende al menos una región de ARN bicatenario, del cual al menos una cadena comprende un polinucleótido complementario a una secuencia de nucleótidos que codifica una proteína que comprende al menos 45% de identidad de aminoácidos con la proteína codificada por las sec. con num. de ident.: 1 ó 71 o variantes o fragmentos de estas o complementos de estas; en donde el polinucleótido codifica un elemento de silenciamiento que tiene actividad insecticida contra una plaga de insectos de plantas; y en donde el constructo de ARN tiene una LT₅₀ menor que 80% de la LT₅₀ promedio, en donde la LT₅₀ se determina con el uso de las sec. con núm. de ident.: 5, 7 y 9 o en donde la LT₅₀ promedio se determina con el uso de cada secuencia de nucleótidos que codifica una proteína homóloga que comprende al menos 45% de identidad de aminoácidos con la proteína tal como se codifica por cada una de las sec. con num. de ident.: 5, 7, y 9; en donde la LT₅₀ se determina con el uso de un ensayo de LT₅₀ en larvas / neonatos que comprende una primera etapa de alimentación, en donde se alimenta a las larvas de insectos durante 24 horas con una dieta artificial para insectos que no comprende el constructo de ARN de la prueba; y una segunda etapa de alimentación, en donde se alimenta a las larvas de insectos durante los once días siguientes con una dieta artificial para insectos que comprende el constructo de ARN de la prueba; y determinar la curva de tiempo hasta la muerte para las larvas en el ensayo a partir del cálculo de una distribución de Weibull para el análisis de supervivencia.
ARP150102972A 2014-09-17 2015-09-16 Composiciones y métodos para controlar plagas de insectos AR101898A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201462051894P 2014-09-17 2014-09-17

Publications (1)

Publication Number Publication Date
AR101898A1 true AR101898A1 (es) 2017-01-18

Family

ID=54147268

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP150102972A AR101898A1 (es) 2014-09-17 2015-09-16 Composiciones y métodos para controlar plagas de insectos

Country Status (4)

Country Link
US (1) US20170253887A1 (es)
AR (1) AR101898A1 (es)
CA (1) CA2959402A1 (es)
WO (1) WO2016043960A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX376048B (es) 2015-03-11 2025-03-07 Corteva Agriscience Llc Combinaciones insecticidas de pip-72 y métodos de uso.
US20190185867A1 (en) * 2016-06-16 2019-06-20 Pioneer Hi-Bred International, Inc. Compositions and methods to control insect pests
MY203443A (en) 2018-07-18 2024-06-28 Plantarcbio Ltd Compositions and methods for mitigating pest infestation with rhynchophorus ferrugineus
CN111549007B (zh) * 2020-04-07 2022-10-04 天津科技大学 一种转氨酶tsta、制备方法和应用
CN112941207A (zh) * 2021-04-22 2021-06-11 海口海关热带植物隔离检疫中心 南松大小蠹的实时荧光pcr检测方法及检测用引物和探针
CN113025727A (zh) * 2021-04-22 2021-06-25 海口海关热带植物隔离检疫中心 黑脂大小蠹的实时荧光pcr检测方法及检测用引物和探针
CN112921106A (zh) * 2021-04-22 2021-06-08 海口海关热带植物隔离检疫中心 黄杉大小蠹的实时荧光pcr检测方法及检测用引物和探针
WO2023034849A2 (en) 2021-08-31 2023-03-09 nanoSUR LLC HIGH MOLECULAR WEIGHT MODIFIED dsRNA COMPOSITIONS
CN115428770A (zh) * 2022-11-09 2022-12-06 云南省烟草公司昆明市公司 一种利用替代饲料调节瓢虫产卵时间的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2012002548A (es) * 2009-08-28 2012-04-10 Du Pont Composiciones y metodos para controlar plagas de insectos.
UA121847C2 (uk) * 2013-03-14 2020-08-10 Піонір Хай-Бред Інтернешнл Інк. Полінуклеотид, що кодує елемент сайленсингу з інсектицидною активністю проти шкідника рослин із ряду coleoptera, та спосіб його застосування

Also Published As

Publication number Publication date
CA2959402A1 (en) 2016-03-24
WO2016043960A1 (en) 2016-03-24
US20170253887A1 (en) 2017-09-07

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