Cerium acetylacetonate hydrate

Copper(II) acetate monohydrate (puriss. p. a., ≥99.0 %), zinc(II) acetate dihydrate (puriss. p. a., ≥99.0 %), manganese(II) acetate tetrahydrate (99+%) copper(II) nitrate hemipentahydrate, zinc(II) nitrate hexahydrate, manganese(II) nitrate tetrahydrate, cerium nitrate, magnesium(II) nitrate hexahydrate, sodium carbonate, and cerium acetylacetonate hydrate were all purchased from Sigma–Aldrich. Magnesium(II) acetate tetrahydrate (analytical) was obtained from Amresco. Ethanol (absolute 99.8 %, Certified AR) was purchased from Fischer Scientific and CO₂ (CP grade) was provided by BOC. All purchased materials were used as received. Deionised water was provided in‐house.

All reagents and solvents were obtained commercially and used without further purification. Cerium acetylacetonate hydrate, oleylamine, xylene, 1-ethyl-3-(3-dimethly-aminopropyl) carbodiimide (EDC), N-hydroxysuccinimide (NHS), methylene blue, and DNase I were purchased from Sigma-Aldrich. Manganese acetylacetonate, cerium acetate hydrate, citric acid (CA), 2-morpholinoethanesulfonic acid (MES), and N, N-dimethylformamide (DMF) were purchased from Aladdin. TrypLE™ Express, Dulbecco’s Modified Eagle Medium F-12 (DMEM/F12), Neurobasal-A medium, fetal bovine serum (FBS), and B27 were purchased from Abcam. Poly-L-lysine (PLL) was purchased from Solarbio. Acetone, chloroform (CHCl₃), ethanol, and ethyl ether were purchased from Sinopharm. mPEG₂₀₀₀-NH₂ and NH₂-PEG₂₀₀₀-FITC were purchased from Ponsure Biotechnology Company.