Microneedle-assisted molecular delivery in plants

Area of Science:

• Agricultural science
• Biotechnology
• Materials science

Background:

• Traditional agrochemical delivery methods (foliar spray, soil application) have low efficiency and cause environmental issues.
• Nanoparticle delivery systems face challenges with stability, toxicity, and regulations.
• Microneedle (MN) technology presents a novel, precise, and minimally invasive alternative for agricultural applications.

Purpose of the Study:

• To explore the evolution and potential of microneedle-based delivery systems in agriculture.
• To discuss the structure-function relationships of various microneedle types.
• To highlight applications of microneedles in plant nutrient delivery, pathogen control, and genome editing.

Main Methods:

• Review and synthesis of existing literature on microneedle technology in agriculture.
• Analysis of different microneedle designs (solid, hollow, dissolving, coated).
• Exploration of current and potential applications in plant science.

Main Results:

• Microneedles offer improved delivery efficiency and targeted application of agrochemicals and biomolecules.
• Different microneedle structures are suited for specific delivery needs.
• Applications span nutrient uptake, disease management, and advanced genetic engineering in plants.

Conclusions:

• Microneedle technology is a promising advancement for precision agriculture.
• Further research is needed to address challenges and optimize integration into farming practices.
• Microneedles can significantly enhance crop productivity, sustainability, and genetic improvement.