Hormonal profiling: Development of a simple method to extract and quantify phytohormones in complex matrices by...

Area of Science:

• Plant Science
• Analytical Chemistry

Background:

• Plant growth regulators (PGRs) are crucial for plant development and physiological processes.
• Studying diverse PGRs is vital for understanding plant status due to complex interactions (cross-talk).
• Existing analytical methods often exclude certain PGRs or are limited to simple matrices.

Purpose of the Study:

• To develop a simple, fast, and robust method for extracting and quantifying a wide range of PGRs.
• To overcome limitations of existing methods in terms of compound coverage and matrix complexity.
• To provide a reliable tool for analyzing plant status through comprehensive PGR profiling.

Main Methods:

• Development of a novel extraction protocol for plant samples.
• Optimization of Ultra-High-Performance Liquid Chromatography coupled with tandem Mass Spectrometry (UHPLC-MS/MS).
• Validation of the method for the simultaneous quantification of 20 different PGRs in complex matrices.

Main Results:

• Successfully developed and optimized a simple, fast, and robust analytical method.
• The method enables the extraction and quantification of 20 diverse plant growth regulators.
• The UHPLC-MS/MS technique proved effective for complex plant matrices.

Conclusions:

• The presented method offers a significant advancement for PGR analysis.
• It allows for a more comprehensive understanding of plant physiology and status.
• This robust technique is applicable to complex plant matrices, enhancing research capabilities.