1. College of Food Science and Nutritional Engineering, National Engineering Research Center for Fruits and Vegetables ProcessingChina Agricultural University Beijing 100083 China
2. Xinghua Industrial Research Centre for Food Science and Human HealthChina Agricultural University Xinghua Jiangsu 225700 China
3. Riddet InstituteMassey University Palmerston North 4442 New Zealand
4. Department of Chemistry and BiologyRyerson University Toronto Ontario M5B 2K3 Canada