Article 1 Berry pectin extraction 1 Celluclast 1 Cellulase 1 Chemical Fractionation 1 Citric Acid 1 Emulsifying properties 1 Fragaria 1 Fruit 1 Molecular Weight 1 Oil holding capacity 1 Pectins 1 Ribes 1 Rosales 1 Rubus 1 Ultrasonics 1 Ultrasound bath 1 Viscosity 1 berry 1 cellulase 1 chemical composition 1 chemistry 1 citric acid 1 comparative study 1 concentration (parameter) 1 controlled study 1 conventional xtraction degradation 1 esterification 1 extraction 1