[Research progress on plant-derived exosome-like nanoparticles and their applications]

Area of Science:

• Plant biology
• Nanotechnology
• Biochemistry

Context:

• Plant-derived exosome-like nanoparticles (PELNs) are nanoscale vesicles originating from plant tissues.
• PELNs contain diverse biomolecules including proteins, lipids, and nucleic acids.
• These nanoparticles play roles in plant metabolism and defense, and can influence fungal and animal cell activities.

Purpose:

• To address key challenges in PELN research: varied plant sources, lack of standardized isolation/characterization methods, and unclear molecular mechanisms.
• To summarize the biological origin, composition, and isolation techniques of PELNs.
• To analyze the biomedical applications and future research directions for PELNs.

Summary:

• This review synthesizes current knowledge on plant-derived exosome-like nanoparticles (PELNs), focusing on their origin, composition, and isolation.
• It critically examines existing methodologies for PELN isolation and characterization, highlighting the need for standardization.
• The article discusses the cross-regulatory functions of PELNs in biological systems and their potential biomedical applications.

Impact:

• Promoting the development of standardized research protocols for PELNs.
• Providing a theoretical foundation for understanding the molecular mechanisms of PELN-mediated cross-regulation.
• Facilitating the advancement of PELNs as novel therapeutic and diagnostic agents.