OBJECTIVE To determine the trap efficiency of liposomes using Sephadex. 目的考察用葡聚糖凝胶法测定脂质体包封率的影响因素。
The liposomes and free drug were separated by Sephadex filtration, dialysis and refrigerated ultracentrifugation, respectively, then the entrapment efficiency of the liposomes was calculated. 分别采用葡聚糖凝胶过滤法、透析法、超速冷冻离心法分离脂质体和游离药物,计算脂质体包封率。
Study on Synthesis of Sephadex Gel and Concentration of Oligosaccharide Dilute Solution 葡聚糖凝胶合成及浓缩低聚糖稀溶液研究
Determination of polymers in cefmenoxime hydrochloride by sephadex G-10 column method 葡聚糖凝胶色谱法测定盐酸头孢甲肟中高分子聚合物
Chelation Rate of Zinc Amino Acid Chelate Determined by Sephadex Gel Filtration Chromatography 葡聚糖凝胶过滤色谱柱法测定两种氨基酸锌螯合物螯合率的差异性
We noted that after the carboxyl groups and amino groups were introduced to Sephadex, the resistance of the carrier to microbial contamination was largely increased. 作者还观察到当多糖类载体引入氨基或羧基后,大大增强了其抵抗微生物侵蚀的能力。
Coverage of qualified iodized salt at household leve Synthesis of sephadex gel modified by periodate 居民合格碘盐使用率高碘酸盐改性葡聚糖凝胶的合成研究
The method for the isolation of ginsenoside Re has been improved by using sephadex LH-20 column chromatography and choosing proper conditions. 采用葡聚糖凝胶LH-20层析柱料和适当的分离条件,对人参皂苷Re的分离方法进行了改进。
Methods A chemical constituent was isolated by silica, polyamide, Sephadex LH-20 column chromatography and preparative HPLC. 方法通过硅胶柱色谱、聚酰胺柱色谱、SephadexLH20和制备HPLC等手段分离,利用理化性质和光谱方法鉴定。
QUALITY Sephadex chromatography was used to mensurate its molecular weight. 凝胶色谱法测定其相对分子质量;
The ultrafiltration and chromatographic experiments on Sephadex G-200 showed the range and the distribution of molecular weight. 超过滤和葡聚糖凝胶G200实验,显示了其分子量的范围和分布。
FHP-2P was further purified by DEAE-cellulose and Sephadex G-200 chromatography column. FHP经DEAE-纤维素和SephadexG-200柱进一步纯化得到牛舌菌多糖纯品FHP-2P。
PGF-1-PGF-4 showed to be homogenous by paper chromatography, Sephadex G-200 chromatography and polyacrylamide gel electrophoresis analysis. 4种多糖经纸层析、SephadexG200柱层析及聚丙烯酰胺凝胶电泳分析,结果表明都为单一均匀组分;PGF-1经纸层析及气相色谱分析证实它是一种葡聚糖;
This paper has reported the research results of determination of earthworm fibrinolysin components molecular weight using Sephadex G-100 column Chromatography and Polyacrylamide gel electrophoresis. 本文报告了用SephadexG&100柱层析法纯化样品和聚丙烯酰胺凝胶电泳测定纤溶酶组成成分的分子量的研究结果。
The polysaccharide gave a single peak on gel chromatography with Sephadex G-200 and high voltage electrophoresis. 该多糖经SephadexG&200凝胶层析柱和高压电泳分析证明是单一成份。
The column of sephadex was one of the methods for filtrating spermatozoa. 精子通过葡聚糖凝胶柱就是一种过滤方法。
Coumarin of section A was isolated through silica gel column chromatography and Sephadex LH-20 repeatedly. A部分通过反复硅胶柱层析,SephadexLH-20纯化等方法,对其中的香豆素内酯类化合物进行了分离纯化。
Methods: Chemical constituents from the ethyl acetate extract of the stem bark of this plant were isolated by silica, Sephadex LH-20 column chromatography and identified by NMR analysis. 方法:用硅胶柱层析,SephadexLH-20柱层析和核磁共振波谱方法对红树植物玉蕊茎皮乙酸乙酯萃取部位的化学成分进行了分离和结构鉴定。
The content and encapsulation efficiency of Polyporus umbellate polysaccharides were determined by sephadex coloumn-ultraviolet method. 用紫外-Sephadex法测定脂质体中猪苓多糖的含量和包封率;
Methods Seperation and purification under bioassay-directed were performed on silica gel CC, Sephadex LH-20 CC and preparative TLC. 方法以生物测定为指导,采用硅胶柱、SephadexLH-20柱以及制备薄层分离板对其成分进行分离和纯化,并通过物化性质和光谱分析对其结构鉴定。
Purity detection indicated that DTA was homogeneous by gel filtration chromatography on Sephadex G-100 and cellose acetate pellicle electrophoresis. 采用葡聚糖凝胶G-100柱层析和醋酸纤维素薄膜纸电泳检测DTA的纯度,实验显示:DTA为单一多糖,利用高效液相色谱分析DTA的组成。
After column chromatography on sephadex LH-20, the radiochemical purity was greater than 98%. 采用SephadexLH-20柱层析分离~I-AMT,其放化纯度均大于98%。