Current status and perspectives of genome editing technology for microalgae

Area of Science:

• Molecular Biology
• Biotechnology
• Synthetic Biology

Background:

• Genome editing techniques are crucial for gene function investigation and genetic engineering.
• Engineered nucleases like ZFN, TALEN, and CRISPR/Cas9 have advanced genome manipulation.
• CRISPR/Cas9 offers superior simplicity, efficiency, and accuracy compared to earlier methods.

Purpose of the Study:

• To review the current state and challenges of genome editing in microalgae.
• To discuss potential solutions and future applications of microalgal genome editing.
• To highlight the importance of microalgae as sustainable biofuel and chemical feedstocks.

Main Methods:

• Review of existing literature on genome editing techniques, focusing on CRISPR/Cas9.
• Analysis of the limitations and challenges in applying genome editing to microalgae.
• Exploration of potential advancements in microalgal genetic engineering tools.

Main Results:

• CRISPR/Cas9 has revolutionized genome editing across various organisms.
• Microalgal genetic engineering is hampered by a lack of adequate transformation and genome editing toolboxes.
• Successful genome editing in microalgae is reported but remains limited.

Conclusions:

• Addressing the toolbox limitations is essential for advancing microalgal genome editing.
• Further development of genome editing techniques will unlock microalgae's potential in biotechnology.
• Genome editing in microalgae holds promise for sustainable biofuel and chemical production.