Developments and prospects for doubled haploid wheat.

Area of Science:

• Plant biotechnology
• Agricultural science
• Genetics

Background:

• Doubled haploid (DH) production is crucial for accelerating wheat breeding by generating homozygous lines.
• DH technology aids in studying genetic traits, marker-assisted selection, genomics, and genetic engineering in wheat.

Purpose of the Study:

• To review recent advancements in wheat doubled haploid production techniques.
• To highlight innovative approaches, including in vitro culture and genome editing, for DH production.

Main Methods:

• Review of androgenesis and gynogenesis techniques.
• Emphasis on in vitro culture methods.
• Exploration of Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)-based genome editing for DH induction.

Main Results:

• Recent progress in in vitro culture for DH production.
• CRISPR-based genome editing shows promise as a precise tool for inducing haploidy.
• Examples of gene modifications to induce haploidy in wheat are presented.

Conclusions:

• Doubled haploid technology significantly speeds up wheat variety development.
• Innovative techniques like CRISPR offer precise and efficient methods for DH production.
• Continued research in DH production is vital for advancing wheat genetics and breeding.