【目的】研制天然脱细胞脑组织修复支架,并对其形态结构、主要成分和细胞相容性进行分析,为研制出理想的脑损伤修复支架提供初步的实验依据。【方法】取成年Sprague-Dawley (SD)大鼠脑皮质,运用冻融、Triton X-100、脱氧胆酸钠、DNA/RNA酶等进行脱细胞处理并予京尼平(Genipin,GP)交联,对处理后的支架材料进行形态结构观察、主要成分分析和细胞相容性观察。【结果】经脱细胞处理后,脑组织细胞成分已去除,形态上具有高度仿生的三维立体空间网状结构 ...
doaj
[Preparation of polycaprolactone-polyethylene glycol-concentrated growth factor composite scaffolds and the effects on the biological properties of human periodontal ligament stem cells]. [PDF]
Gao L +5 more
europepmc +1 more source
[Preparation and properties of silica/hydroxyapatite whiskers porous ceramics scaffold]. [PDF]
Wan Y, Chen Q, Yan T.
europepmc +1 more source
[Effectiveness analysis of mini external fixator combined with bone cement spacer in treatment of gouty hallux rigidus with bone defect]. [PDF]
Pan P, Lin H, Wang L.
europepmc +1 more source
[Application and advances of nanozyme-loaded tissue engineering scaffolds in wound repair]. [PDF]
Hao RN +6 more
europepmc +1 more source
Advancements on Diagnosis and Treatments of Primary Tracheal Tumors [PDF]
Jun CHEN, Qinghua ZHOU, Xiaoming QIU
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纳米HA/CS支架穿“靴”复合软骨样细胞修复兔关节软骨和软骨下骨缺损
【目的】观察把骨髓间质干细胞(BMSCs)诱导成的软骨细胞与纳米羟基磷灰石/壳聚糖支架(nano-HA/CS scaffold)通过特殊的穿“靴”结构复合构建而成组织工程软骨复合体的可行性,并观察此复合体修复兔膝关节软骨及软骨下骨缺损的能力。【方法】原位复合和冷冻干燥相结合的方法制备nano-HA/CS 支架,用聚四氟乙烯制作成圆柱形“靴”结构。把BMSCs经软骨诱导液诱导成软骨细胞后,接种于穿“靴”的nano-HA/CS 支架底部,把细胞-支架复合物置入成软骨条件培养液中培养2周。扫描电镜观察nano-
doaj
[Research progress of bioactive scaffolds in repair and regeneration of osteoporotic bone defects]. [PDF]
Wu Y, Sun K, Zeng Y, Shen B.
europepmc +1 more source
[Balloon dilation with stent implantation for the treatment of Eustachian tube obstruction]. [PDF]
Gao H, Chen W, Lu X, Tong J.
europepmc +1 more source
[Biocompatibility of 3D printed biodegradable WE43 magnesium alloy scaffolds and treatment of bone defects]. [PDF]
Min S, Tian Y.
europepmc +1 more source

