酐

Abjective］Objective: To evaluate the biological effects of recombinant human bone morphogenetic protein-2 (rhBMP2) loaded dextran-based microspheres (rhBMP2-dex-MPs) on cultured gingival fibroblast cells in vitro.

摘要］ 目的：观察甲基丙烯酸缩水甘油酯右旋糖酐载重组人骨形态发生蛋白-2 (rhBMP2)缓释微球对体外培养的人牙龈成纤维细胞的生物学作用。

Acenaphthene: Intermediate for naphthalic acids, naphthalic anhydride and for acenaphthylene; Intermediate for dyes, soaps, pigments, pharmaceuticals, insecticide, fungicide, herbicide and plant growth hormones.

苊： 萘酸/萘酐/亚苊的中间体，染料/肥皂/颜料/药品/杀虫剂/：//，/////杀真菌剂/除草剂和植物生长激素的中间体。

Hyperkalemia can occur in several instances, which include (1) excessive potassium intake in patients with a creatinine clearance of less than 20 mL/min,(2) hyporeninemic hypoaldosteronism or type IV renal tubular acidosis in patients with diabetes, urinary obstruction, or interstitial nephritis,(3) significant acidemia, or (4) with drug therapy.

高钾血症可以发生在一些情况下，其中包括：（1）患者钾的摄入量过多与小于20毫升/分钟肌酐清除率，（2）hyporeninemic hypoaldosteronism或肾IV型糖尿病患者肾小管性酸中毒，尿路梗阻，或质肾炎，（3）重大血症，或（4药物治疗）。

The amidation and esterification of different cyclic anhydride s with aniline and phenol gave different major products,and the routes were optimized.

结果表明，环酐的分子结构直接影响反应结果，当酸酐分子存在共轭结构时以N-芳基内酰胺为主要产物。

The synthetic progress of polysuccinimide using maleic acid as original material was studied by two steps of aminization and polymerization. Changes of reactant and product composition in aminization reaction step was studied by using bromine value analysis method. It was found that amine salt and amide were main products in this step.

对以马来酐为原料合成聚琥珀酰亚胺的两个反应过程进行了研究，通过溴价测定法研究了胺化反应阶段反应物及产物各组分的变化情况，确定胺化反应阶段的产物组分主要是胺盐和酰胺。

Polyimide/nano carborundum composite films were made from pyromellitic dianhydride、4, 4'-aminodiphenyl ether、N, N'-dimethyl acetamide and nanometer carborundum.

以均苯四甲酸二酐、4，4'-二氨基二苯醚、N，N'-二甲基乙酰胺为原料，经化学合成反应制备了聚酰亚胺／纳米碳化硅复合薄膜。

The result indicated that the reacting mixture containing dioxane 11.3mL/g HDCA which had been added ethyl chloroformate drop wise should be keep at 10℃ for 30min, then, rising to 15℃ for another 20min in the step of forming mixed anhydride ,and 1.5mol/L NaOH was used to dissolve taurine before aminolysis, and crude product was recrystalled by acetone in purifying process.

结果表明，形成混酐时，二氧六环用量为11.3ml/g HDCA，滴加氯甲酸乙酯后先在10℃反应30min，再在15℃下反应20min；用1.5mol/L的NaOH水溶液溶解牛磺酸后再进行氨解；粗产品用丙酮重结晶。

The taurohyodeoxycholic acid was synthesized by aminolysis of sodium taurine with carboxy-carbonate mixed anhydride prepared by reacting hyodeoxycholic acid with ethyl chloroformate at the present of triethylamine.

猪去氧胆酸与氯甲酸乙酯在三乙胺存在下反应生成羟酸－碳酸乙酯混合酐，而后将其与牛磺酸钠进行氨解反应，合成猪磺去氧胆酸。

Objective: To observe the therapeutic effect of the Combination of Procain hydrochloride and Dextran－ 40 on anaphylactoid purpura.

目的：观察普鲁卡因联合低分子右旋糖酐治疗过敏性紫癜的疗效。

Methods: Picric performance rate method is used to measure anhemolytic samples, factitious hemolytic samples, post-factitious hemolytic samples with 0.88mol/L H2O2 37℃ water bath for 20min, post-factitious hemolytic samples with 0.88mol/L H2O2 37℃ water bath for 30min, anhemolytic samples with 0.88mol/L H2O2 37℃ water bath for 20min to deal with five of the numeral value of creatinine in blood samples.

用苦味酸速率法测定未溶血、人为溶血、人为溶血后加0.88mol/L H2O237℃水浴20m in、人为溶血后加0.88mol/LH2O2 37℃水浴30min、未溶血加0.88mol/L H2O2 37℃水浴20m in五种处理的血液样品中肌酐值。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。