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- AIM:To study whether the neuron-like cells derived from bone marrow stromal c ells(BMSCs)in vitro,can excrete neural biological activity material,5-hydrox ytryptamine(5-HT),or not. 目的:探讨兔骨髓源性神经干细胞(bonemarrowstromalcells,BMSCs)经体外培养及诱导分化成的神经元样细胞,能否合成分泌5-羟色胺神经生物活性物质成分。
- Key Laboratory of Biological Activity Material of The Ministry of Education ( Nankai University) 生物活性材料教育部重点实验室(南开大学)
- biological activity material 生物活性物质
- Methods The compound material made from hydroxyapatite and biological activity microcrystal glass were coated and fired on the titanium alloy artificial joint. 方法用两种材料(羟基磷灰石及生物活性微晶玻璃)制成的复合材料,涂层、烧结在钛合金人工假体上。
- The biological activity was detected by rosette inhibition test (RIT). 用活性玫瑰花环抑制实验(Ea-RIT)检测层析过程中各部分蛋白流出液的EPF活性。
- Biological activity in a soil is influenced by soil acidity and nutrient status. 生物的活动被土壤养分含量状况所制约。
- This may also be an important canse of the loss of biological activity in the DOI molecule. 这也可能是DOI分子生物活性丧失的一个重要原因。
- Keywords Perforation of pulp bottom;Biological active materials;Sealability;Biocompatibility; 髓室底穿孔;生物活性材料;封闭性;生物相容性;
- Study on purification performance of biological activated carbon. 生物活性炭净化效能的研究。
- The Biological Activity Of Undenatured Dietary Whey Proteins: Role Of Glutathione. 非变性乳浆蛋白的生理活性:谷胱甘肽的角色。
- RESULTS Iridoids have various kinds of biological activities. 结果环烯醚萜类化合物具有多种生物活性。
- How well is the biological activity of vitamin retained under processing stress? 怎样保持加工应激下的维生素生物活性?
- Particulate matter in soils and aquatic systems reacts with and influences the biological activity of pesticides. 土壤和水系统中的颗粒物质都与农药的生物活动起反应,并影响后者。
- The biological activity of recombinant C1-INH was assayed by using the inhibition of C1 estrolytic activity. 重组C1-INH活性检测采用酯酶裂解抑制法。
- The active material is a sub-micron thin-glass film with an immobilized fluorescent ruthenium organic complex. 活跃材料为亚微细粒的玻璃膜与固定荧光钌有机联合体。
- Cyclin D1 and CDK4 proteins were expressed correctly in insect cells and had their biological activity. 成功构建了细胞周期蛋白D1及CDK4真核杆状病毒表达载体 ;并且在昆虫细胞中正确表达了具有生物活性的细胞周期蛋白D1及CDK4融合蛋白 .
- Variations from place to place are due to factors such as rainfall, evaporation, biological activity and radioactive decay. 由于受降雨、蒸发、生物活动以及放射性衰变等因素的影响,不同的海区海水盐度也不同。
- This method can greatly improve the biological activity of the analogue of calcitonin and lower its antigenicity. 通过这种方法可得到生物活性高、免疫原性低的降钙素。
- However, heparin was not essential for the expression of the biological activity of FGF. 然而,为FGF的生物学的活动的表情肝磷脂不是本质的。
- Objective To prepare analogue of human parathyroid hormone fragment which possesses biological activity. 目的制备出具有生物活性的人甲状旁腺素活性片段类似物,并对其活性进行考察。