Soybean Cultivar Trait Introgression With Marker-Guided Selection
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Solution Overview
Problem
Current soybean cultivars face challenges in combining desirable traits such as higher seed yield, disease resistance, drought tolerance, and altered fatty acid profiles, which are time-consuming to develop and require precise planning and resource efficiency.
Innovation Solution
Development of a new soybean cultivar 24401305 with improved traits achieved through traditional breeding and genetic modification, including introgression of transgenic or mutant traits, and use of expression vectors for targeted gene expression.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional breeding methods are used to combine desirable traits, then seed yield and disease resistance are improved, but the development time becomes excessively long (6-12 years)
Solution Approach 1:
The patent replaces traditional mechanical breeding methods (crossing, selection, and field testing over multiple generations) with molecular marker-based selection systems. Specific DNA markers are identified and used to select plants with desired traits directly at the molecular level, eliminating the need for lengthy phenotypic evaluation and multi-year breeding cycles.
Solution Approach 2:
The patent introduces molecular markers as intermediaries between genotype and phenotype. These markers serve as genetic tags that indirectly indicate the presence of desired traits, allowing breeders to select for complex traits like disease resistance and yield without waiting for phenotypic expression, thus dramatically reducing development time.
2Productivity
If multiple desirable traits are combined in a single cultivar, then agronomic quality and seed yield are improved, but the breeding program complexity increases
Solution Approach 1:
The patent segments the complex breeding program into manageable components by identifying specific molecular markers for each desired trait (yield, disease resistance, fatty acid profile). Each marker-trait association is developed and validated independently, then integrated through marker-assisted selection to combine multiple traits in a systematic, less complex manner.
Solution Approach 2:
The patent develops a universal marker-assisted selection platform that can simultaneously track multiple traits across different breeding programs. The same molecular marker technology and selection protocols are applied universally to select for yield, disease resistance, and fatty acid composition, reducing the overall complexity compared to developing separate breeding programs for each trait.
3Loss of time
If precise forward planning and resource efficiency are maintained, then cultivar development time is reduced, but the manufacturing precision of trait combination decreases
Solution Approach 1:
The patent implements feedback mechanisms through molecular marker analysis at multiple stages of the breeding process. DNA markers provide continuous feedback on the genetic composition of breeding lines, allowing real-time adjustments to selection decisions. This ensures precise trait combination even as the program moves efficiently through shortened development cycles.
Solution Approach 2:
The patent performs preliminary action by identifying and validating marker-trait associations before initiating full-scale breeding programs. Molecular markers for desired traits are characterized and linked to target genes in advance, creating a pre-established selection system that maintains precision while enabling rapid cultivar development without trial-and-error approaches.
Data Source
AI summary
A soybean cultivar designated 24401305 is disclosed. The invention relates to the seeds of soybean cultivar 24401305, to the plants of soybean cultivar 24401305, to the plant parts of soybean cultivar 24401305, and to methods for producing progeny of soybean cultivar 24401305. The invention also relates to methods for producing a soybean plant containing in its genetic material one or more transgenes and to the transgenic soybean plants and plant parts produced by those methods. The invention also relates to soybean cultivars or breeding cultivars, and plant parts derived from soybean cultivar 24401305. The invention also relates to methods for producing other soybean cultivars, lines, or plant parts derived from soybean cultivar 24401305, and to the soybean plants, varieties, and their parts derived from use of those methods. The invention further relates to hybrid soybean seeds, plants, and plant parts produced by crossing cultivar 24401305 with another soybean cultivar.