Department of Chemistry, Birla Institute of Technology, Mesra, Ranchi-835215, Jharkhand, India.
Department of Chemistry, Birla Institute of Technology, Mesra, Ranchi-835215, Jharkhand, India.
Carbohydr Polym. 2019 Oct 15;222:114979. doi: 10.1016/j.carbpol.2019.114979. Epub 2019 Jun 7.
The release attributes of anticancer therapeutic embedded in programmable gum ghatti hydrogel matrices has been evaluated. Hydrogel has been programmed simply by adjusting the product composition (monomer-acrylamide and crosslinker- N, N Methylenebisacrylamide (MBAm)) to control mesh size during copolymerization of gum through microwave based technique. The synthesized system has been characterized for physicochemical traits and 'in-vitro' drug release in various physiological pH conditions by USP standard method. The degree of crosslinking analysed through equilibrium swelling ratio (ESR) has been correlated with release kinetics. The release profiles yielded from the measurements of cumulative drug delivery showed that the system with lower ESR included slower release rate than that of the system with higher ESR, consequently generated higher t values. Additionally, the release rate rises with rise in pH milieu.
已评估了嵌入可编程刺梧桐树胶水凝胶基质中的抗癌治疗药物的释放特性。通过微波技术，通过调整产品组成（单体丙烯酰胺和交联剂 N，N 亚甲基双丙烯酰胺（MBAm））来控制共聚合过程中的胶网格大小，即可对水凝胶进行编程。通过 USP 标准方法，对合成体系的物理化学性质以及在各种生理 pH 条件下的“体外”药物释放进行了表征。通过平衡溶胀比（ESR）分析交联度与释放动力学相关。从累积药物递送测量中得出的释放曲线表明，ESR 较低的体系比 ESR 较高的体系的释放速度慢，因此产生了更高的 t 值。此外，释放速率随 pH 值的升高而升高。
