联乙酰

The method controls the catalytic speed of the microencapsulation glucose oxidase through adjusting the molecular weight and the degree of deacetylation of microcapsule exine chitose, thereby the method is beneficial for oxidation-linking of gluten protein and for increasing the quality of the flour and flour products, simultaneously, the glucose oxidase after microencapsulation avoids the contact between enzyme and the flour and improves storage and the stability, and the microencapsulation glucose oxidase is excellent flour modifying agent and accords with practical production and application.

该方法通过调节微胶囊外壁壳聚糖的分子量和脱乙酰度，控制微胶囊内葡萄糖的催化速度，从而有利于面筋蛋白的氧化交联，提高面粉及其制品的品质；同时葡萄糖氧化酶经微胶囊化以后避免了酶与面粉的接触改善了贮藏和稳定性，是优良的面粉改良剂，符合实际生产应用。

In this article, we studied some components in giant panda seminal plasma and their relationship with semen characteristics.The protein bands were separated by SDS-PAGE, platelet-activating factor acetylhydrolase activity and glutamic-aspartic aminotransferase activity were detected by ELASE and chymic colorimetry respectively. The results are as followed:Twelve protein bands in giant panda seminal plasma were identified by SDS-PAGE, the molecular weights were 74.9、59.6、 56.2、 54.7、 47.3、 38.2、 30.8、 23.8、 18.4、 16.8、14.0 and 13.4kDa respectively, six of them (74.9, 59.6, 56.2, 47.3, 30.8 and 13.4kDa) werepresent in all samples. However, there was no relationship was found between the abnormalprotein bands appeared in several samples and semen characteristics in our experiment.

本研究采用SDS-PAGE对大熊猫精浆蛋白电泳谱带特性进行分析，使用酶联免疫方法检测精浆血小板激活因子乙酰水解酶活性、化学比色法检测精浆谷草转氨酶活性，并初步探讨了这些物质与大熊猫精液质量的关系，结果显示：(1)大熊猫精浆SDS-PAGE电泳共分离得到12条蛋白谱带，其分子量分别为74.9kDa、59.6kDa、56.2kDa、54.7kDa、47.3kDa、38.2kDa、30.8kDa、23.8kDa、18.4kDa、16.8kDa、14.0kDa和13.4kDa，其中74.9kDa、59.6kDa、56.2kDa、47.3kDa、30.8kDa、13.4kDa谱带为所有个体大熊猫精浆样品所共有。

It was detected by DSC that the temperature of imide and crosslinking reaction are differentiated by the catalysis of acetyl acetone copper and rare earth.

DSC研究表明乙酰丙酮铜催化剂和稀土催化剂可以分开低聚物的亚胺化和交联反应温度。

From the femur bone density analysis of protein expression, we can see that light chain lactoferrin, annexin decreased and the expression of enolase, ATP synthase, acetyl-coenzyme A reductase, the expression of troponin, may be related to ovariectomized femoral bone density in osteoporosis-related happened; strong bone of the femoral osteoporosis Po intervention effect may be related to reduced enolase, ATP synthase, troponin, CK-MB, acetyl phosphoglycerate enzyme, the expression of myosin, and the increase in lactoferrin light chain, pyruvate kinase isoenzyme, protein expression crown.

从股骨密质骨蛋白质组表达分析可知，乳铁蛋白轻链、膜联蛋白A3的表达下降及烯醇化酶、ATP合酶、乙酰辅酶A还原酶、肌钙蛋白的表达增强，可能与去卵巢后股骨密质骨骨质疏松的发生相关；强骨宝对股骨骨质疏松的干预效应可能与下调烯醇化酶、ATP合酶、肌钙蛋白、肌酸激酶同工酶、磷酸甘油酸变味酶、肌球蛋白的表达，和上调乳铁蛋白轻链、丙酮酸激酶同工酶、冠蛋白的表达有关。

METHODS: Fresh bovine tendo calcaneus collagen was dispersed in 0.5 mol/L acetic acid, co-precipitated with chitosan and lyophilized. Dry membranes were cross-linked in 0.05% glutaraldehyde for 24 hours. In vitro its degrading rate was measured by use of collagenase degrading test. The chitosan-collagen membrane was implanted to subcutaneous dorsal sites of SD rats. After implantation, histocompatibility, vascularity and degradation were observed in vivo.

以酸溶法制备胶原溶液，添加一定比例的脱乙酰化几丁质，冻干成膜，0 。0 5 %戊二醛溶液浸泡交联，行体外酶降解实验，检测其耐受酶降解能力；将制备的几丁质-胶原蛋白膜包埋于 36只 SD大鼠皮下，术后 3、5天，1、2、3、4、6、8和 12周取材，检测其组织相容性、血管化能力及材料在体内降解情况。

In order to synthesize the functional polyquinolines (such as proton conducting polyquinolines and optically active polyquinolines) and investigate structure-property relationships, polyquinolines and polyanthrazolines containing isomeric pyrrole units or 1, 1'-binaphthyl in main chain were synthesized and their properties were studied.

建立了二乙酰吡咯的合成方法；合成并表征了四种二苯酰基-二氨基单体和五种新型的含吡咯基或联萘基的二乙酰基单体；并对部分合成方法进行了改进，简化了实验步骤，提高了产率。

A series of lanthanide complexes (Ln = Er, Nd, Yb) with infrared emission properties were designed and synthesized by using different anionic ligands [1 -phenyl-3-methyl-4-(4-tertbutylbenzoyl)-5-pyrazolone and l-phenyl-3-methyl-4--5-pyrazolone and 2-naphtoyl trifluoroacetone] and netural ligands (2,2-dipyridine, phenanthroline, triphenylphosphine oxide and water). Three crystal structures of these complexes were obtained and structure studied, and the properties of photoluminescence and fluorescent lifetime were studied in detail.

我们通过选用不同的第一配体[1-苯基-3-甲基-4-(4-异丁酰基)-5-吡唑酮，1-苯基-3-甲基-4-(4-叔丁基苯甲酰基)-5-吡唑酮和2-萘基三氟乙酰丙酮]和第二配体(2，2-联吡啶，邻菲啰啉，三苯基氧膦)合成了16个稀土红外配合物(Ln=Er，Nd，Yb)，获得了其中三个配合物的单晶结构，研究了这些稀土红外配合物的光致发光和荧光寿命等性质。

Respectively, glutamic acid derivatized β-CD has been synthesized with epoxy chloropropane as the intermediate, a water-insoluble yellow liquid was got after the acetylating of the by using acetic anhydride, which was used as a novel gas chromatographic CSP; A water-soluble β-CD polymer cross-linked with epoxy chloropropane has been synthesized, and the derivatives of β-CD polymer were synthesized by its alkylating and acetylating. The different β-CD derivatives were coated on silica capillary columns by dynamic method, the chromatographic properties and retention behaviors of the fused silica capillary columns were studied, the results showed that the β-CD derivatives had good stereoselectivity and separation results to some compounds, especially to various positional isomers and enantiomers.

本文还分别以环氧氯丙烷为中间体，合成了七{2，6-二-O-[3-(1，3-二羟基丙氨酸)]}-β-环糊精，再用醋酸酐将其乙酰化，得到了一种淡黄色粘稠液体，合成了一种新型的环糊精衍生物；以环氧氯丙烷作交联剂合成了一种水溶性的β-环糊精聚合物，再将其烷基化和酰基化，合成了β-环糊精聚合物的不同衍生物，用动态法将不同类型的β-环糊精衍生物涂渍在石英毛细管柱上，通过对所制备柱柱性能的测试和对一系列化合物的分离和保留行为的研究，结果表明所合成的β-环糊精衍生物对各类化合物，特别是对位置异构体和对映异构体具有较好的分离效果，显示了很强的立体选择性。

First of all, a systematic study on adsorption properties of the four phenolic compounds (phenol, p-chlorophenol, p-cresol and p-nitrophenol) on MX-4, AM-1 and NJ-8 was carried out, and a comparison of the adsorption behavior between the new resins and Amberlite XAD-4 was also made. In addition, the impact of the resin structure and the property of a specific compound on adsorption behavior was discussed herein.

用静态吸附法系统地研究了四种酚（苯酚、对氯苯酚、对甲苯酚、对硝基苯酚）在乙酰基修饰交联聚苯乙烯树脂(MX-4)、酚羟基修饰超高交联聚苯乙烯树脂(AM-1)以及氧修饰超高交联聚苯乙烯树脂(NJ-8)上的吸附行为并与AmberliteXAD-4树脂的吸附行为进行比较，探讨了树脂结构和化合物性质对吸附行为的影响。

The invention adopts halogen acetylized crosslinked polystyrene resin and hydroxybenzyl alcohol as the raw material, and the solid phase synthesis carrier with hydroxymethyl as the active group is synthesized through the joint catalysis of N, N-dimethyl formamide used as the reaction solvent, inorganic base and phase-transfer catalyst.

本发明采用卤乙酰化交联聚苯乙烯树脂和对羟基苯甲醇为原料，在以N，N-二甲基甲酰胺为反应溶剂、无机碱及相转移催化剂的共同催化下合成了一种以羟甲基为活性基团的固相合成载体。

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。