Terephthalic acid h2bdc

Zinc nitrate hexahydrate (Zn(NO₃)₂·6H₂O) was purchased from Shanghai Aladdin Biochemical Technology Co., Ltd. (Shanghai, China). Terephthalic acid (H₂BDC) and dimethyl sulfoxide (DMSO) were obtained from Tianjin Guangfu Fine Chemical Research Institute (Tianjin, China). Triethylamine (TEA) was acquired from Tianjin Fuchen Chemical Reagent Factory (Tianjin, China). Trichloromethane (CHCl₃) and N,N-Dimethylformamide (DMF) were got from Beijing Chemical Factory (Beijing, China). ORI was purchased from Nantong Feiyu Biotechnology Co., Ltd. (Nantong, China). Methanol (Chromatographic reagent grade) was obtained from Thermo Fisher Scientific (Shanghai, China). PBS and penicillin-streptomycin mixture were purchased from Solarbio (Beijing, China). High-glucose Dulbecco’s Modified Eagle Medium (DMEM) was obtained from Corning (Manassas, VA, USA). Fetal bovine serum was available from Zhejiang Tianhang Biotechnology Co., Ltd. (Zhejiang, China). 3-(4,5-dimethylthiazol-2-yl)-2,5-dipheny-ltetrazolium bromide (MTT) was obtained from Beijing Biodee Biotechnology Co., Ltd. (Beijing, China). 4′,6-diamidino-2-phenylindole (DAPI) and Annexin V-FITC Apoptosis Detection Kit were purchased from Shanghai Beyotime Biotechnology Co., Ltd. (Shanghai, China). All chemicals were of analytical grade or higher.