Department of Pharmaceutical Technology, Faculty of Pharmacy, International Islamic University Malaysia, Kuantan 25200, Malaysia.
Department of Chemical and Environmental Engineering, Faculty of Engineering, University Putra Malaysia, UPM, Serdang 43400, Malaysia.
Molecules. 2020 May 10;25(9):2244. doi: 10.3390/molecules25092244.
The approach of drug delivery systems emphasizes the use of nanoparticles as a vehicle, offering the optional property of delivering drugs as a single dose rather than in multiple doses. The current study aims to improve antioxidant and drug release properties of curcumin loaded gum Arabic-sodium alginate nanoparticles (Cur/ALG-GANPs). The Cur/ALG-GANPs were prepared using the ionotropic gelation technique and further subjected to physico-chemical characterization using attenuated total reflectance-Fourier transform infrared (ATR-FTIR), X-ray diffractometry (XRD), differential scanning calorimetry (DSC), size distribution, and transmission electron microscopy (TEM). The size of Cur/ALG-GANPs ranged between 10 ± 0.3 nm and 190 ± 0.1 nm and the zeta potential was -15 ± 0.2 mV. The antioxidant study of Cur/ALG-GANPs exhibited effective radical scavenging capacity for 1,1-diphenyl-2-picrylhydrazyl (DPPH) at concentrations that ranged between 30 and 500µg/mL. Cytotoxicity was performed using MTT assay to measure their potential in inhibiting the cell growth and the result demonstrated a significant anticancer activity of Cur/ALG-GANPs against human liver cancer cells (HepG2) than in colon cancer (HT29), lung cancer (A549) and breast cancer (MCF7) cells. Thus, this study indicates that Cur/ALG-GANPs have promising anticancer properties that might aid in future cancer therapy.
载姜黄素的阿拉伯胶-海藻酸钠纳米粒(Cur/ALG-GANPs)的制备及抗氧化和药物释放性能研究。采用离子凝胶技术制备 Cur/ALG-GANPs,并采用衰减全反射傅里叶变换红外光谱(ATR-FTIR)、X 射线衍射(XRD)、差示扫描量热法(DSC)、粒径分布和透射电子显微镜(TEM)对其进行物理化学特性表征。Cur/ALG-GANPs 的粒径在 10±0.3nm 至 190±0.1nm 之间,zeta 电位为-15±0.2mV。Cur/ALG-GANPs 的抗氧化研究表明,其对 1,1-二苯基-2-苦基肼基(DPPH)自由基具有有效的清除能力,浓度范围在 30 至 500μg/mL 之间。采用 MTT 法进行细胞毒性实验,以测量其抑制细胞生长的潜力,结果表明 Cur/ALG-GANPs 对人肝癌细胞(HepG2)具有显著的抗癌活性,优于结肠癌(HT29)、肺癌(A549)和乳腺癌(MCF7)细胞。因此,本研究表明 Cur/ALG-GANPs 具有有前途的抗癌特性,可能有助于未来的癌症治疗。
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