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扫描电子显微镜植物材料的一种化学干燥技术
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作者 张和民 高德禄 苏秀珍 《Acta Botanica Sinica》 CSCD 1990年第5期410-412,共3页
扫描电镜新鲜生物材料的制备,一般都要经过干燥处理,其目的主要是使样品不产生收缩畸变,以使样品的形态结构保持在生活状态,如此获得的样品图像才自然真实。现代广为应用的扫描电镜生物样品的干燥方法是临界点干燥(CPD)法。另外还有莰... 扫描电镜新鲜生物材料的制备,一般都要经过干燥处理,其目的主要是使样品不产生收缩畸变,以使样品的形态结构保持在生活状态,如此获得的样品图像才自然真实。现代广为应用的扫描电镜生物样品的干燥方法是临界点干燥(CPD)法。另外还有莰烯干燥法、乙腈干燥法和叔丁醇干燥法等。Jemes(1983)应用化学试剂六甲基二硅胺烷(nexamthyl disilazane,简称 HMDS),分子式[(CH_3) 展开更多
关键词 扫描电镜 实验植物材料 化学干燥
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An overview on bone protein extract as the new generation of demineralized bone matrix
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作者 ZHOU ZhiYu ZOU LiJin +2 位作者 LI HaiSheng BUNGER Cody ZOU XueNong 《Science China(Life Sciences)》 SCIE CAS 2012年第12期1045-1056,共12页
Bone protein extract is regarded as the new generation of demineralized bone matrix. The aim of this paper is to describe and characterize the properties of demineralized bone matrix and its new generation product in ... Bone protein extract is regarded as the new generation of demineralized bone matrix. The aim of this paper is to describe and characterize the properties of demineralized bone matrix and its new generation product in addition to its application in animal and human studies. Bone protein extract has features of osteoconductivity, osteoinductivity and osteogenicity, which originate from its unique and precise processing. It has exhibited powerful bone formation capacity both in animal experiments and in clinical trials by providing an optimal microenvironment for osteogenesis. Furthermore, not only does it have excellent bio- compatibility, it also has good compatibility with other implant materials, helping it bridge the host and implanted materials. Bone protein extract could be a promising alternative for demineralized bone matrix as a bone graft substitute. 展开更多
关键词 bone protein extract demineralized bone matrix autologous bone graft OSTEOGENESIS
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