Single-step high-performance liquid chromatographic method for the analysis of acetylated polyamines

Area of Science:

• Biochemistry
• Analytical Chemistry
• Clinical Chemistry

Background:

• Polyamines are crucial biomarkers in various physiological and pathological processes.
• Accurate quantification of urinary polyamines is essential for disease diagnosis and monitoring.
• Existing methods for polyamine analysis can be complex and time-consuming.

Purpose of the Study:

• To develop and validate a high-performance liquid chromatography (HPLC) method for determining urinary acetyl derivatives of polyamines.
• To establish a sensitive, reproducible, and efficient assay for polyamine analysis.
• To apply the developed method for the analysis of polyamines in human urine samples.

Main Methods:

• Acetyl derivatives of polyamines (putrescine, cadaverine, spermidine) were separated using an ion-exchange column.
• Quantification was performed via fluorescence detection after reaction with o-phthalaldehyde.
• Sample preparation steps were minimized to enhance efficiency.

Main Results:

• A sensitive and reproducible HPLC method for acetylated polyamine determination was established.
• The method demonstrated efficient separation and accurate quantification of target compounds.
• The assay proved effective in analyzing urinary polyamine profiles in normal volunteers and cancer patients.

Conclusions:

• The developed HPLC method offers a simplified and reliable approach for urinary acetylated polyamine analysis.
• This assay is suitable for clinical applications, including the study of polyamine metabolism in cancer.
• The method's sensitivity and reproducibility support its use in biomarker discovery and diagnostic studies.