结果发现，FDB、PDPB、PDCB三种材料皆保持原骨组织的天然网状孔隙系统。
The results showed that FDB, PDPB and PDCB maintained natural network pore system.
“巴基鲸”化石由一个原细胞的完整头盖骨所组成，这是现代鲸类祖先中已经灭绝的一个物种。
The fossil consists of a complete skull of an archaeocyte, an extinct group of ancestors of modern cetaceans.
当原纤维遭到破坏或者缺失就像混凝土缺少钢筋一样，骨性关节炎就会发生。软骨的机械性变弱易于磨损和撕裂。
Osteoarthritis occurs when the fibrils are disrupted or lost - just like concrete without the steel, the cartilage becomes mechanically weak and susceptible to wear and tear.
骨肉瘤是原发于骨的肿瘤中最常见的一类恶性肿瘤，转移快，死亡率高。
Osteosarcoma is one of the commonest primary malignant tumors of bone. It metastasizes fast, and has a high death rate.
结论：人工椎体置换植骨术治疗脊椎原发良恶性肿瘤及椎体单个转移灶不失为一良好替代和重建方法。
Conclusion: Artificial vertebral body replacement and auto bone grafting for the patients with spinal tumor provides a valuable alternative measure for spinal reconstruction.
方法分别进行急性毒性试验、热原试验、皮内试验、肌肉植入试验、骨植入试验等生物相容性试验。
Evaluated the biocompatibility through the experiments including a cute systemic toxicity test, pyrogen, intracutaneous test and long-term muscle and bone implant test.
胎龄30周的股骨远端，骨化中心呈现团块状成群的骨原细胞和成骨细胞，嗜碱性的类骨质填充于细胞间；
At the distal part of femur in fetus age of 30 weeks, a cluster of lump-like osteogenic cell, osteoblast and basophlous osteoid filled among cells appeared at the secondary ossification center.
移植后6一8周，两接合端已有骨小梁连接，异体骨皮质周围骨原细胞和成骨细胞生长活跃；
By the 6-8 week, there has been bone trabecula joining the two union sites, osteogenic cell and osteoblast grew briskly around the cortex of allograft.
目的讨论骨原发血管外皮瘤的诊断和治疗。
Objective to approach the diagnosis and therapy of hemangiopericytoma which is an uncommon malignant vascular tumor.
目的探讨距骨原发骨肿瘤及瘤样病变的发病特点﹑治疗方法和预后。
Objective Analysis the clinical features, treatments and prognosis in the primary bone tumors and tumor-like lesions in the talus.
经典型骨肉瘤是原发于髓腔内的高度恶性肿瘤，肿瘤细胞产生骨样组织，可能是极少量。
Conventional osteosarcoma is a primary intramedullary high grade malignant tumor in which the neoplastic cells produce osteoid, even if only in small amounts.
目的探讨距骨原发肿瘤的发病特点﹑外科治疗和预后。
Objective To analyze the clinical feature, surgical treatment and prognosis of primary bone tumor of the talus.
目的探讨距骨原发肿瘤的发病特点﹑外科治疗和预后。
Objective To analyze the clinical feature, surgical treatment and prognosis of primary bone tumor of the talus.
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