磷酸盐缓冲

研究了载药纳米球在pH为7.4的磷酸盐缓冲液中的药物释放行为。

Drug release behavior was studied in the pH 7.4 phosphate buffered saline .

磷酸盐缓冲液pH值对利福平滴眼液吸收的影响

Influence of the pH Value of Phosphate Buffer on the Absorbency of Rifampicin in Eye Drops

结果表明，多西他赛具有较强的脂溶性，其在磷酸盐缓冲液中的溶解度随pH值的升高而增大，但其在碱性条件下不稳定。

The result showed that docetaxel was a highly lipophilic compound , the solubility increased along with the increase of pH values in phosphate buffers .

日本血吸虫卵在磷酸盐缓冲盐水（PBS）中制成匀浆。

Schistosoma japonicum eggs were homogenized in phosphate buffered saline ( PBS ) .

kg-1的SeV18+hFGF2/dF和磷酸盐缓冲液。

Kg - 1 , and PBS buffer , respectively .

在含NaCl的硼酸或磷酸盐缓冲溶液中，在相同的缓冲溶液总浓度下，Ec随pH值增加而增加；

In borate or phosphate buffered NaCl solutions with a constant total concentration of borate or phosphate , E_ ( cc ) increases with an increase in pH.

材料在浸泡磷酸盐缓冲液后，1～3d内快速释放，DNA迅速达到释放浓度峰值，并能够维持3周的释放时间；

After soaked in buffer phosphate solution , the material released in 1-3 days , and DNA rapidly reached the concentration peak , which could be lasted for 3 weeks .

pH7.4的磷酸盐缓冲液的离子强度低于6.000时，SOD不能从DEAE-纤维素柱上洗脱下来。

When ⅰ < 6.000 , SOD can not be eluted out from DEAE-cellulose column .

根据试验结果确定最佳提取条件为：上柱啤酒废酵母抽提液的最适pH值为7.0，最适洗脱剂为pH值为4.4的磷酸盐缓冲液。

According to the study , They made sure the best distill condition : the best pH of sample liquid is 7.0 and the desorption process was performed with 4.4 phosphate liquid .

方法滴眼剂处方中用磷酸盐缓冲液为溶剂，Tween80为增溶剂，PVA为增稠剂。

Methods Phosphate acid buffer ( pH 7.0 ) solution was used as solvent , Tween 80 as solubilizer , PVA as viscosity increaser .

每一步结合反应后，均用磷酸盐缓冲液（PBS）冲洗以去除非特异性吸附。

PBS washing was applied at the end of every steps of combining reaction for dissociate the non specific absorption .

方法分别以异丙醇、甲醇、乙腈为有机改性剂，考察了有机改性剂的种类、浓度、磷酸盐缓冲液的pH值及流速对对映体拆分的影响。

Method Influence of the concentrations of organic solvents ( isopropyl alcohol , methanol and acetonitrile ), the pH value of the mobile phase and the flow rate on the enantiomeric separation was examined .

以0.02mol／L磷酸盐缓冲液（pH＝7.4）作为释放介质，释放液用RP－HPLC法进行测定，分别对三种剂型进行体外释药研究。

In-vitro release tests were performed in phosphatebuffered saline ( pH 7 . 4 ) and the release solutions were determined by RP - HPLC .

利用磷酸盐缓冲溶液中吡咯的电聚合，将葡萄糖氧化酶（GOD）包埋在聚吡咯（PPy）基质中以构成生物功能电极。

By electrochemical polymerization of pyrrole in phosphate buffer , glucose oxidase ( GOD ) was entrapped in polypyrrole matrix ( PPy ) to construct the enzyme electrode .

RPHPLC测定其在正辛醇和磷酸盐缓冲液中的分配系数及不同pH缓冲液和组织匀浆中的稳定性。

The stability of LAP in mouse serum and tissue homogenates and octanol buffer partition coefficient of LAP were investigated by reversed phase high performance liquid chromatography ( RP HPLC ) .

利用循环伏安法和原位红外反射光谱法研究了pH＝7.0的磷酸盐缓冲溶液中聚邻苯二胺（PPD）膜电极的电化学行为。

The electrochemical behaviour of poly-o-phenylenediamine ( PPD ) film coated electrode in pH 7 . 0 phosphate buffer solution was studied by voltammetry and in-situ IR reflectance spectroscopy .

结果显示37℃时布比卡因在水中的平衡溶解度为176.56μg／mL，在pH7.4磷酸盐缓冲溶液中的溶解度为697.81μg／mL；

The results showed that the solubility of BUP in water and pH7.4 PBS at 37 ℃ was 176.56 μ g / mL and 697.81 ug / mL , respectively ;

以中性磷酸盐缓冲溶液为底液，研究了对多巴胺的电化学行为；同时讨论了溶液的pH值和电流的扫速对该电极电流响应的影响，在优化条件下，实现了对多巴胺的检测。

In the neuter phosphate buffer solution , the electrochemical behavior to dopamine was investigated , the influence of pH and scan rate were also reviewed . At the optimal condition , such electrodes successfully detect dopamine .

在pH7.4磷酸盐缓冲液和大鼠血浆中24h内无渗漏。

The drug did not leak from lyophilized preparation in pH 7.4 phosphate buffer solution and rat plasma within 24h .

方法将溶于磷酸盐缓冲液（PBS）的牛黑色素蛋白（BMP）注射于大鼠右眼前房；

Methods Bovine melanin protein ( BMP ) in phosphate buffered saline ( PBS ) was injected into the anterior chamber of the right eye of rats ;

实验结果表明：反应液pH值7.0，反应温度37℃，反应时间6h，磷酸盐缓冲液0.1%的条件下，固定化细胞具有较高的GSH合成酶活力。

The results showed that the better immobilization conditions were as follows : reactive solution pH 7.0 , reactive temperature 37 ℃, reactive time 6 h , potassium phosphate buffer 0.1 % .

对照眼注入磷酸盐缓冲液（PBS）。

One eye of each rabbit received dispase injection as experimental eye , and the fellow eye was injected with phosphate buffered saline ( PBS ) as control .

方法利用血液凝集仪，分别检测血小板与等渗磷酸盐缓冲液混合后的透光率变化值和血小板与去离子水混合后的透光率变化值，从而计算出HSR值。

Methods The blood aggregometer was used to detect light transmittance of SDP in PBS and deionized water for calculating HSR .

流动相：甲醇磷酸盐缓冲液（pH7.2）（65∶35）；

The mobile phase was methanol-phosphate solution ( 65 ∶ 35 ) .

以磷酸盐缓冲液（PBS）作降解介质，研究PLLA和PLLA/n-HA生物复合材料在PBS中的体外降解性能。

Phosphate buffered saline ( PBS ) for degradation of the media , research PLLA and PLLA / n-HA in PBS in the bio-composite materials in vitro degradation .

模型组造模后于梗死1h开通前降支，经球囊注入磷酸盐缓冲液10mL。

One hour after acute myocardial infarction anterior descending branch was opened in the model group . 10 mL phosphate buffer saline was inserted into sacculus sphaericus .

空白对照组、阳性对照组尾静脉输入0.3mL磷酸盐缓冲液。

0.3 mL PBS was injected into the blank control group and positive control group .

流动相为磷酸盐缓冲液（pH3.0）-甲醇（30∶70）；

The mobile phase : methanol phosphate buffer ( pH 3 0 )( 70 ∶ 30 ) .

L-1pH7.2磷酸盐缓冲液作吸附与平衡介质，80%（体积分数）甲醇水作洗脱剂。结果表明，在实验条件下，IAC柱对氯磺隆的动态柱容量达2.6！

The conditions of IAC were optimized , pH7.2 phosphate buffer was used as equilibrium and absorbent medium , 80 % methanol was used as eluent .

而血浆游离血红蛋白浓度，红细胞渗透脆性试验NaCl浓度、红细胞孵育渗透脆性试验NaCl－磷酸盐缓冲液浓度，癌症患者显著高于正常对照组。

The plasma Hb level , the concentration of NaCl in erythrocyte osmotic fragility test , the concentration of NaCl phosphate-salt buffer in erythrocyte incubation osmotic fragility test in cancer patients were significantly higher than that of control .