1. School of Bioscience and Technology, Weifang Medical University, Weifang 261053, China
2. School of Pharmacy, Weifang Medical University, Weifang 261053, China
3. Department of Pathology, Weifang Maternal and Child Health Hospital, Weifang 261000, China
4. National Glycoengineering Research Center, Shandong University, Jinan 250012, China