查询词典 alginate

In this study, the effect of nCDHA on chondrogenic differentiation of rat adipose-derived adult mesenchymal stem cells in alginate gel was evaluated. nCDHA/alginate composites containing different amounts of nCDHA were prepared and used to encapsulate rat ADAS. The chondrogenic differentiation of ADAS was enhanced after 7 days and the total collagen content increased after 14 days at 500 ppm of nCDHA.

中文摘要本研究先制备一系列nCDHA/alginate奈米复合材料以三维培养方式，探讨大鼠脂肪干细胞经过ㄧ周与二周培养后，软骨分化基因及软骨基质分泌(collagen，GAG)进行评估，结果发现500 ppm nCDHA可增加第7天软骨基因分化与第14天胶原蛋白增生。

Calcium alginate gels. So, the concentration of calcium solution may increase to 300 mmol/L, which has no influence on the growth of cartilage cell, and can enhance the intensity of calcium alginate gels.

因此固化剂氯化钙的浓度可以提高到300 mmol/L，该浓度不仅对软骨细胞的生长无影响，而且能适当提高藻酸钙凝胶的机械强度，可以作为一种较理想的软骨组织工程支架材料。

We designed a novel system of Alginate/(NaCS+CaCl2) for preparation of intra-hollow Ca-alginate capsule and studied the effects of operation conditions gelation time,dropping velocity and(concentrations of CaCl2,NaCS or sodium alginate) on the diameter,membrane thickness and compression intensity of ...

重点探讨了反应时间、滴加速度、海藻酸钠溶液浓度、NaCS和CaCl2溶液浓度等参数对制得胶囊的直径、膜厚和机械强度等性质的影响。并确定了中空海藻酸钙胶囊的制备条件：1%的海藻酸钠溶液，10%的CaCl2溶液，2%的NaCS溶液，180滴/min的滴加速度和10 min的凝胶反应时间。

Sodium alginate was selected to simulate extracellular polymeric substance produced by bacteria. The effects of sodium alginate on orthophosphate corrosion inhibition for copper pipe in simulated soft water were investigated.

以海藻酸钠模拟微生物分泌的细胞外高分子聚合物(EPS，ExtracellularPolymeric Substance)，以老化14天、6个月、12个月和10年的铜管为研究对象，以磷酸盐为缓蚀剂，研究了海藻酸钠对铜管/磷酸盐缓蚀效果及其溶解性铜释放影响。

Results Ketoprofen calcium pectinate gel beads and calcium alginate gel beads showed excellent drug release pattern and mucoadhesiveness. Ketoprofen released from calcium pectinate beads mainly through diffusion behaviors, whereas the release of ketoprofen from calcium alginate gel beads was ruled by corrosion of carrier material.

结果 酮洛芬果胶钙凝胶小球和酮洛芬海藻酸钙凝胶小球均具有良好的生物黏附性能，果胶钙凝胶小球主要通过溶胀作用缓慢释药，而海藻酸钙凝胶小球的释药与凝胶小球慢慢吸水后骨架溶蚀有关。

Alginate is natural polysaccharide carbohydrate extracted from sea tangle, and alginate dressing is soft non-textile fiber refined from seaweed. It contains 85% natural alginate fiber and 15% sodium tvlose.

藻酸盐是由海带中提取的天然多糖碳水化合物，而藻酸盐敷料是从海藻中提炼的柔软无纺织纤维，它含有85%天然藻酸盐纤维，15%的羧甲基纤维素纳。

Classification and principle of rigid waterproofer;2. The circinal cavities were found in calcium alginate beads and the cylinder holes were observed in zinc alginate beads from the SEM,which indicated that the volume of fraction of zinc alginate polymer was relatively bigger and the zinc alginate polymer chain was more rigid than that of calcium alginate .

凝胶的SEM照片可见，海藻酸钙的冷冻干燥颗粒内为较大的圆孔，海藻酸锌凝胶内为较小的长孔，表明海藻酸锌高分子链在凝胶颗粒中的体积分率相对较大同时刚性较强；卵清蛋白从海藻酸凝胶颗粒中释放的试验结果表明，由于上述海藻酸锌凝胶的特性，导致海藻酸锌对卵清蛋白扩散阻滞作用相对较强；根据试验数据计算得卵清蛋白在海藻酸钙、海藻酸锌凝胶颗粒中的扩散系数分别为1。

The circinal cavities were found in calcium alginate beads and the cylinder holes were observed in zinc alginate beads from the SEM,which indicated that the volume of fraction of zinc alginate polymer was relatively bigger and the zinc alginate polymer chain was more rigid than that of calcium alginate .

凝胶的SEM照片可见，海藻酸钙的冷冻干燥颗粒内为较大的圆孔，海藻酸锌凝胶内为较小的长孔，表明海藻酸锌高分子链在凝胶颗粒中的体积分率相对较大同时刚性较强；卵清蛋白从海藻酸凝胶颗粒中释放的试验结果表明，由于上述海藻酸锌凝胶的特性，导致海藻酸锌对卵清蛋白扩散阻滞作用相对较强；根据试验数据计算得卵清蛋白在海藻酸钙、海藻酸锌凝胶颗粒中的扩散系数分别为1.19×10-7、0.07×10-7cm2/s，利用阻滞模型计算得海藻酸锌高分子链在凝胶颗粒中体积分率约为海藻酸钙高分子链在凝胶颗粒中体积分率的1.7倍。

First, with the gelation property of alginate molecule in Ca2+ solution, collagen/alginate threads were prepared through thermally controlled syringing collagen/alginate (w/w=1:3) solution into 2% CaCl2 solution.

第一阶段利用褐藻酸高分子在钙离子水溶液的环境下迅速成胶的特性，再运用湿式纺织技术，将胶原蛋白与褐藻酸混合溶液(胶原蛋白重：褐藻酸重＝1：3)经由恒温注射针筒系统以2ml/min的流速挤压至氯化钙水溶液(2%)的成型槽中，并控制罗拉转速，制备胶原蛋白/褐藻酸细丝。

Rabbit was immunized by the conjugated alginate-BSA (1.0mg/kg) for 40-days routine immunity method; ELISA method was used to examine the titration of anti-alginate serum; The first generation parotid acinar cells were chosen to divided five groups (group A :contrast, group B: BAS, group C: alginate, group D: anti-alginate serum, group E: alginate +anti-alginate serum), We examined the proliferation of each part by MTT method at four times (lh, 6h,12h and 24h); In the meanwhile, The growth and shape of parotid acinar cells were observed under phase contrast microscope and scanning electron microscope.16 of the immunized rabbits by alginate were divided equally into Al and Bl groups, 12 normal rabbits were divided equally into A2 and B2 groups as control groups, Each rabbit was affused by 0.3ml(40fil/ml)alginate though parotid duct once time two days.

将藻酸盐与BSA偶连形成具有较强免疫原性的Alginate-BSA交联物免疫兔，按抗原量1.0mg/kg接种于新西兰白兔皮内，间隔10d加强免疫1次，共加强4次后，利用间接ELISA法检测藻酸盐抗体效价：将原代培养的兔腮腺腺细胞按10~4个/ml接种到96孔板上，置入细胞培养箱继续培养3d，分为5组：A空白对照组、B牛血清白蛋白组、C藻酸盐组、D抗藻酸盐血清组和E抗藻酸盐血清+藻酸盐组，分别加入PBS、牛血清白蛋白、藻酸盐或新鲜抗藻酸盐血清继续培养，分别于1h、6h、12h和24h不同的时间点，取出96孔培养板，采用MTT法检测5组腮腺腺细胞增殖情况

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。