MiRNAs in Poultry Health and Production: Progress and Challenges

Area of Science:

• Genomics
• Molecular Biology
• Animal Science

Background:

• MicroRNAs (miRNAs) are small, non-coding RNA molecules regulating gene expression.
• In poultry, miRNAs are crucial for growth, development, immunity, and disease resistance.

Purpose of the Study:

• To provide a comprehensive overview of miRNA functions and mechanisms in poultry.
• To highlight progress in miRNA identification and validation across poultry species.
• To discuss challenges and technological impacts in poultry miRNA research.

Main Methods:

• Review of recent scientific literature on poultry miRNAs.
• Analysis of miRNA roles in various phenotypic traits.
• Discussion of emerging technologies: AI, genome editing, single-cell sequencing.

Main Results:

• Numerous miRNAs identified in chickens, geese, turkeys, quails, and ducks.
• Specific roles of miRNAs elucidated in economically important poultry traits.
• Technological advancements offer new research and application avenues.

Conclusions:

• Understanding poultry miRNAs is advancing rapidly.
• New technologies promise to accelerate discovery and application.
• Further research can enhance poultry productivity and health.