Comparative study on microwave and conventional methods for protein hydrolysis in food

Area of Science:

• Food Science
• Analytical Chemistry
• Biochemistry

Background:

• Accurate amino acid determination is crucial for food quality assessment and nutritional analysis.
• Traditional hydrolysis methods for amino acid analysis can be time-consuming.

Purpose of the Study:

• To develop and validate a rapid microwave-assisted hydrolysis procedure for amino acid determination in food matrices.
• To compare the accuracy and precision of microwave hydrolysis with traditional oven heating methods.

Main Methods:

• Developed a microwave hydrolysis procedure using 6M HCl in sealed vessels.
• Utilized Bovine Serum Albumin as a model protein for method validation.
• Applied the microwave method to food samples like cheese and durum wheat, comparing results with traditional methods.

Main Results:

• Microwave hydrolysis provided results comparable to traditional methods for amino acid determination.
• The method demonstrated accuracy and precision across different food matrices.
• Bovine Serum Albumin analysis showed good agreement between theoretical and experimental amino acid sequences.

Conclusions:

• Rapid microwave hydrolysis is a viable and efficient alternative for amino acid analysis in food.
• The developed method offers comparable accuracy and precision to conventional techniques.
• This advancement can expedite food analysis processes for nutritional and quality control.