Lab Legends and Field Phantoms: The Tale of Virus-Resistant Plants

Area of Science:

• Agricultural Science
• Biotechnology
• Plant Pathology

Background:

• Plant viruses pose significant threats to global agriculture, food security, and economies.
• Biotechnological advancements, including genetic modification and genome editing (e.g., CRISPR/Cas), are crucial for developing virus-resistant plants.
• Current fragmented regulatory frameworks and divergent policies impede the widespread adoption of these innovative crop technologies.

Purpose of the Study:

• To review the biological, regulatory, and ethical aspects of deploying virus-resistant crops.
• To highlight the potential of advanced biotechnologies in combating plant viral diseases.
• To emphasize the need for international regulatory harmonization for biotechnological innovations.

Main Methods:

• Review of current literature on plant virology and biotechnology.
• Analysis of regulatory landscapes in key regions (e.g., EU, Global South).
• Exploration of multifaceted strategies for enhancing plant resilience.

Main Results:

• Genetically modified and genome-edited plants show promise in conferring virus resistance.
• Gene pyramiding, microbiome strategies, and targeted defenses offer additional resilience pathways.
• Regulatory and policy fragmentation remains a major barrier to global adoption.

Conclusions:

• Harmonization of international regulations is essential to maximize the benefits of biotechnologically enhanced virus-resistant crops.
• Addressing regulatory and ethical dimensions is key to advancing sustainable agriculture and securing food systems.
• Biotechnology holds significant potential to mitigate the impact of plant viral diseases on global food production.