Serrano Pepper Hybrid XHP16823 Breeding via Molecular Markers

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Solution Overview

Problem

Current pepper breeding methods face challenges in identifying and developing superior pepper varieties with desirable traits such as disease resistance, nutritional quality, and environmental stress tolerance, due to the complexity of inheritance and the need for precise genetic selection amidst confounding traits and environmental factors.

Innovation Solution

The development of the serrano hybrid pepper XHP16823, which can be used in breeding programs to introduce desirable traits through methods like backcrossing, mutation breeding, and genetic transformation, allowing for the introduction of heritable traits such as herbicide tolerance, disease resistance, and enhanced nutritional quality, using techniques like CRISPR-Cas9 gene editing and molecular marker-assisted selection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional pepper breeding methods are used, then variety development can proceed, but the complexity of inheritance and confounding traits make it difficult to identify and develop superior varieties with specific desirable traits

Engineering Contradiction:
Improvegenetic selection precisionVSAvoidbreeding method complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

Molecular markers serve as intermediary tools that directly indicate the presence of desirable genetic traits without being confounded by other traits. These markers act as precise indicators that allow breeders to select plants with specific genes of interest, bypassing the complexity of traditional phenotypic evaluation where multiple traits are intertwined and difficult to separate.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If advanced breeding techniques like CRISPR-Cas9 and molecular marker-assisted selection are implemented, then development of pepper varieties with specific desirable characteristics is facilitated, but the complexity and cost of these techniques increase

Engineering Contradiction:
Improvevariety development efficiencyVSAvoidbreeding technique complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Molecular markers are developed and identified in advance for specific desirable traits such as disease resistance and nutritional quality. This preliminary action allows breeders to immediately use these markers in selection programs without needing to develop new diagnostic tools for each breeding program, thereby increasing productivity while managing the complexity of implementing advanced techniques.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11324189B2Serrano pepper hybrid XHP16823
Publication Date: 2022.05.10 SAKATA SEED AMERICA INC
  • US11324189B2 patent drawing

AI summary

One embodiment relates to seed and plants of pepper hybrid XHP16823. Another embodiment relates to the plants, seeds and tissue cultures of pepper hybrid XHP16823, and to methods for producing a pepper plant produced by crossing such plants with themselves, with another pepper plant, such as a plant of another genotype, or with vegetatively propagating said plant. Another embodiment further relates to seeds and plants produced by such crossing. Further embodiments relate to parts of such plants, including the fruit and gametes of such plants.