Primary antibodies for mmp13

Gallic acid (GA, 98%), diammonium salt (ABTS), potassium persulfate (K₂S₂O₈), and dihydroethidium (DHE) were from Macklin Co., Ltd. (Shanghai, China). Sodium hydroxide, ethanol (99.7%), phosphate buffered saline (PBS), manganese chloride (MnCl₂), Sodium dodecyl sulfate (SDS), and sodium alginate were purchased from Aladdin Reagent Co. (Shanghai, China). HE staining kit, Diaminobenzidine (DAB) developer, and Aqueous mounting medium containing DAPI and Fluoroshield were purchased from Solarbio Science & Technology (Beijing, China). Hydrogen peroxide (H₂O₂) and dimethylsulfoxide (DMSO) were purchased from Sigma-Aldrich (St Louis, MO, USA). Calcein/PI Cell Viability/Cytotoxicity Assay Kit/Total Superoxide Dismutase Assay Kit with WST-8/BCA protein assay kit were purchased from Beyotime Biotechnology (Shanghai, China). Hydroxyphenyl fluorescein (HPF) was from Shanghai Maokang Biotechnology Co., Ltd. (Beijing, China). Primary antibodies for MMP13, COL2, TNF-α, IL-1β, and GADPH were purchased from Abcam (Cambridge, UK). Cell counting kits were purchased from Meilunbio (Dalian, China). The reagents for cell culture were obtained from Gibco (Grand Island, NY, USA). All other reagents were purchased from Aladdin Reagent Co. (Shanghai, China) unless otherwise indicated.