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Updated: Sep 20, 2025

Author Spotlight: Direct Infusion Device for Molecule Delivery in Plants
Published on: June 2, 2023
Laser-based molecular delivery and its applications in plant science
Dag Heinemann1,2,3, Miroslav Zabic4,5, Mitsuhiro Terakawa6
1Hannover Centre for Optical Technologies, Leibniz University Hannover, Nienburger Str. 17, 30167, Hannover, Germany. dag.heinemann@hot.uni-hannover.de.
Laser technology, specifically near-infrared femtosecond (NIR fs) lasers, offers precise, contact-free molecular delivery into cells. This review explores laser-based photoinjection applications and challenges in plant science.
Area of Science:
- Plant Science
- Biotechnology
- Optics
Background:
- Lasers enable precise, contact-free modification of biological and non-biological matter.
- Laser-based molecular delivery, or photoinjection, has evolved significantly since its 1984 inception.
- Advancements in near-infrared femtosecond (NIR fs) laser technology have expanded applications.
Purpose of the Study:
- To provide plant scientists with an overview of laser-based molecular delivery principles.
- To review the historical development and technical advancements in laser photoinjection.
- To discuss application potentials and challenges specific to plant science.
Main Methods:
- Review of historical data and technical literature on laser-based molecular delivery.
- Analysis of physical principles underlying laser-cell interactions for photoinjection.
- Compilation of successful case studies in plant science and identification of hurdles.
Main Results:
- Laser technology, particularly NIR fs lasers, facilitates precise molecular delivery into cells.
- Photoinjection offers versatile applications across various scientific disciplines.
- Plant science faces unique challenges in adopting laser-based molecular delivery techniques.
Conclusions:
- Laser-based molecular delivery presents a promising tool for plant science research.
- Understanding physical principles and addressing plant-specific hurdles are crucial for successful implementation.
- Future applications of laser photoinjection in plant science hold significant potential.
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