IP Library Granted Patent US 10,876,132
Granted Patent B2
US 10,876,132 · App. 15/556,785 · Granted Dec 29, 2020

Insecticidal combinations of PIP-72 and methods of use

Inventors: Scott Henry Diehn (West Des Moines, IA); Xu Hu (Johnston, IA); Albert L. Lu (West Des Moines, IA); Lu Liu (Palo Alto, CA); James Kevin Presnail (St Louis, MO); Gary A. Sandahl (West Des Moines, IA); Ute Schellenberger (Palo Alto, CA); Gusui Wu (Grimes, IA)
Assignee: E I DU PONT DE NEMOURS AND COMPANY
C12N15/8286C07K14/21C12N2310/11Y02A40/146
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Quick Facts
Patent No.
US 10,876,132
App. No.
15/556,785
Granted
Dec 29, 2020
Kind
B2
Abstract

Compositions and methods for controlling pests are provided. The methods involve transforming organisms with one or more nucleic acid sequence encoding insecticidal protein(s) and one or more silencing element(s). In particular, the nucleic acid sequences are useful for preparing plants and microorganisms that possess insecticidal activity. Thus, transformed bacteria, plants, plant cells, plant tissues and seeds are provided. Compositions are insecticidal nucleic acids and proteins of bacterial species. The sequences find use in the construction of expression vectors for subsequent transformation into organisms of interest including plants, as probes for the isolation of other homologous (or partially homologous) genes. The molecular and breeding stacks find use in controlling, inhibiting growth or killing Lepidopteran, Coleopteran, Dipteran, fungal, Hemipteran and nematode pest populations and for producing compositions with insecticidal activity.

Claims (15)

1. A DNA construct comprising i) a nucleic acid molecule encoding a polypeptide having at least 95% sequence identity to SEQ ID NO: 2, wherein the polypeptide has insecticidal activity and ii) a silencing element targeting a sequence having at least 95% sequence identity to SEQ ID NO: 993, wherein the silencing element has insecticidal activity.

2. The DNA construct of claim 1 , wherein the nucleic acid molecule is operably linked to a heterologous regulatory element.

3. The DNA construct of claim 1 , wherein the silencing element comprises a double stranded RNA.

4. A molecular stack comprising i) a nucleic acid molecule encoding a polypeptide having at least 95% sequence identity to SEQ ID NO: 2, wherein the polypeptide has insecticidal activity and ii) a silencing element targeting a sequence having at least 95% sequence identity to SEQ ID NO: 993, wherein the silencing element has insecticidal activity.

5. The molecular stack of claim 4 , wherein the nucleic acid molecule is operably linked to a heterologous regulatory element.

6. The molecular stack of claim 4 , wherein the silencing element is a sense suppression element, an antisense suppression element, a double stranded RNA, a siRNA, an amiRNA, a miRNA, or a hairpin suppression element.

7. A breeding stack comprising i) a nucleic acid molecule encoding a polypeptide having at least 95% sequence identity to SEQ ID NO: 2, wherein the polypeptide has insecticidal activity and ii) a sequence having at least 95% sequence identity to SEQ ID NO: 993, wherein the silencing element has insecticidal activity.

8. The breeding stack of claim 7 , wherein the nucleic acid molecule is each operably linked to a heterologous regulatory element.

9. The breeding stack of claim 7 , wherein the silencing element comprises a double stranded RNA.

10. A transgenic plant comprising the DNA construct of claim 1 .

11. A transgenic plant comprising the molecular stack of claim 4 .

12. A transgenic plant comprising the breeding stack of claim 7 .

13. A composition comprising i) a nucleic acid molecule encoding a polypeptide having at least 95% sequence identity to SEQ ID NO: 2, wherein the polypeptide has insecticidal activity and ii) a silencing element targeting a sequence having at least 95% sequence identity to SEQ ID NO: 993, wherein the silencing element has insecticidal activity.

14. The composition of claim 13 , wherein the silencing element comprises a double stranded RNA.

15. A method for controlling an insect pest population comprising contacting the insect pest population with the transgenic plant of claim 10 .

Assignments (1)
NUNC PRO TUNC ASSIGNMENT Recorded Nov 29, 2022
From: E.I. DU PONT DE NEMOURS AND COMPANY
To: CORTEVA AGRISCIENCE LLC
Reel/Frame 063141/0155 →
Continuity (3)
Provisional Application 62131564 · Mar 11, 2015
Provisional Application 62287272 · Jan 26, 2016
Related Publication 20180042242A1 · Feb 15, 2018