In this paper, N-methylene phosphonic acid chitosan (NPCS-PEI) was synthesized from chitosan, phosphorous acid, formaldehyde and hyperbranched polyethyleneimine (PEI), and Cu and Pb removal performance was examined in aqueous solution. NPCS-PEI exhibited three-dimensional porous architectures, with a ...
1) N-methylene phosphonic chitosan 磷酸化壳聚糖(NPCS)1. In this work, N-methylene phosphonic chitosan (NPCS) was synthesized by using aone-step reaction that allowed homogeneous modifications without sharp decrease ofits properties. 本实验以甲醛和磷酸为反应试剂,采用均相反应法制备壳聚糖(CS)的磷酸化...
Objective: To prepare a novel vaccine carrier particle system containing ovalbumin(OVA)nanoparticles(NPs)coated with N-trimethyl chitosan chloride(TMC). 目的:以N-三甲基壳聚糖盐酸盐(N-trimethyl chitosan chloride,TMC)为材料制备新型纳米粒(nanop-articles,NPs),包裹卵清蛋白(ovalbumin,OVA),以提高卵清蛋白...
Studies on Gene Delivery and Transfection System Based on Non-viral Vector N-methylene Phosphonic Chitosan; N-亚甲基磷酸化修饰的壳聚糖非病毒转基因载体的研究 11. Synthesis of N,O-carboxylchitosan-doxorubicin Conjugates and Research of Their Properties; N,O-羧甲基壳聚糖—阿霉素偶联物的合成及其性质...
13 Chemical structure of N-lauryl-N-methylene phosphonic chitosan Ngimhuanga[35]也合成了一种壳聚糖基高分子表面活性剂: 在 pH 值为 4.3 的甲醇/醋酸盐缓冲溶液和硼氰化钠作用下, N-烷基化壳聚糖和 3-O-十二烷基-D 葡萄糖经过还原反应生成 D-葡萄糖-壳聚糖(DG-chitosan), 如图 14 所示。 这种壳聚糖...
In vitro ALP and osteocalcin gene expression analysis and in vivo biocompatibility of N-methylene phosphonic chitosan nanofibers for bone regeneration. "In vitro ALP and osteocalcin gene expression analysis and in vivo biocompatibility of n- methylene phosphonic chitosan nanofibers for bone regener- ation...
13.Studies on Gene Delivery and Transfection System Based on Non-viral Vector N-methylene Phosphonic Chitosan;N-亚甲基磷酸化修饰的壳聚糖非病毒转基因载体的研究 14.Study on Sialylation Using N-phenyltrifluoroacetimidate and Ortho-alkynylbenzoate as Donors唾液酸N-苯基三氟乙酰亚胺酯和苯基炔酸酯为给体...
The novel N-p-carboxy benzyl chitosan (CBC)/ poly (vinyl alcohol) (PVA) based mixed matrix membranes (MMMs) filled with surface-modified zeolite have been prepared using the dissolution casting technique. The applicability of prepared MMMs for direct methanol fuel cell (DMFC) was investigated in...
Studies on Gene Delivery and Transfection System Based on Non-viral Vector N-methylene Phosphonic Chitosan; N-亚甲基磷酸化修饰的壳聚糖非病毒转基因载体的研究 3. Preparation of N-caproyl Chitosan Nanoparticles Surface-modified with Glycyrrhizin and Its Stability in Vitro 甘草酸表面修饰N-己酰化壳聚糖...
Chitosan9012-76-4 Acetonitrile75-05-8 Hydroxylapatite1306-06-5 Bisphenol A glycerolate dimethacrylate1565-94-2 2-Aminophenol-4-(2-carboxy) sulfonanilide91-35-0 Citric acid monohydrate5949-29-1 Aminotrimethylene phosphonic acid6419-19-8 Thymosin beta 4 acetate77591-33-4 ...