Is it liberate some bioactives from the plant matrices? or may re-organize the pattern of some bioactives like phenolic compounds?
Ultrasound will mainly produce cell and tissue disruption. The solvent you use dictates what can be dissolved. The liberated heat could accelerate oxidation of biomolecules.
Ultrasound assisted extraction mainly helps to rapture the plant cell structure and improve the compound extraction quantity. follow these articles...
Article OPTIMIZATION OF ULTRASOUND-ASSISTED EXTRACTION OF TOTAL FLAV...
Article Effect of ultrasound on olive oil extraction and optimizatio...
Article Optimization of Ultrasound-Assisted Extraction of Oil from C...
Please refer the article; Food Eng Rev, 2011, 3, 108–120 (doi: 10.1007/s12393-011-9036-6) for further information.
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and Why do double bonds reduce it ?
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