TY - JOUR T1 - Preparation, characterization and antioxidant activity of polysaccharides copper from Qingzhuan dark tea JO - Food Science and Technology A1 - ZHOU, Hongfu A1 - XIE, Chen A1 - WANG, Ziyao A1 - CHEN, Yong A1 - YE, Dan A1 - GUO, Anran A1 - XIE, Wenjing A1 - XING, Jun A1 - WANG, Cai A1 - ZHENG, Min SN - 0101-2061 UL - 10.1590/fst.102322 VL - 43 Y1 - 2023 PB - Brasil ER -