Targeted genome-modification tools and their advanced applications in crop breeding

Area of Science:

• Agricultural Science
• Molecular Biology
• Genetics

Background:

• Crop improvement utilizes genome editing for targeted gene alteration to enhance plant traits.
• Genome editing technologies have advanced from random mutations to precise DNA modifications.

Purpose of the Study:

• To systematically review precise genome modification technologies in plants.
• To outline emerging crop breeding strategies using targeted genome modification.
• To discuss future developments and regulatory policies for genome editing products.

Main Methods:

• Review of technological principles of precise genome modification.
• Analysis of reagent delivery methods in plants.
• Examination of crop breeding strategies based on targeted genome modification.

Main Results:

• Significant advancements in base editing, prime editing, and CRISPR-associated systems provide a foundation for plant research and breeding.
• Development of precise manipulation of large DNA segments is now achievable.
• Emerging strategies for crop breeding based on targeted genome modification are being developed.

Conclusions:

• Precise genome editing technologies offer substantial potential for crop improvement.
• Future developments in editing technologies, delivery methods, and regulatory policies are crucial for realizing this potential.
• Targeted genome modification is poised to revolutionize plant breeding and agricultural productivity.