基于DENV-prM/E基因构建DENV-VLP及其免疫学特性
摘 要:【目的】 构建和表达登革病毒4型病毒样颗粒,初步研究其免疫学特性。【方法】 用RT-PCR法扩增DENV4-prM/E基因,构建重组质粒pGAPZ-sprM/E-D4,转化X33酵母菌株,SDS-PAGE、WesternBlot鉴定目的蛋白表达。切片电镜检测病毒样颗粒,蔗糖密度梯度离心纯化。免疫三组Balb/C小鼠,每组15只。采用间接ELISA检测抗原特异性抗体,间接免疫荧光法检测免疫血清与天然病毒粒子的结合,流式细胞术分析小鼠脾淋巴细胞表型,酶联免疫斑点法(ELISPOT)检测脾分泌IFN ...
doaj
[Nanomaterial-driven Lateral Flow Immunoassay: Technological Development and Application]. [PDF]
Zheng J, Hu X, Gu B.
europepmc +1 more source
【目的】 探讨MRI分子靶向示踪剂细胞间粘附分子链接微米级氧化铁颗粒(ICAM-MPIO)对放射性脑损伤早期无创性诊断的能力及敏感性。【方法】 制备分子靶向示踪剂ICAM-MPIO;RBI动物模型建立并分组(靶向组、非靶向组、对照组及钆增强组,每组6只);通过体外细胞及活体动物实验评价ICAM-MPIO对早期放射性脑损伤的靶向性,以及临床3.0T磁共振对ICAM-MPIO检测的敏感性。【结果】体外细胞实验显示ICAM-MPIO靶向识别激活内皮细胞,其结合效率约为非靶向组的5倍。活体动物实验显示ICAM ...
doaj
[A preliminary study on the role of platelet mitochondria in the proliferation and metabolism of multiple myeloma cells]. [PDF]
Zhang LY, Xiang YH, Li YY, Zhang J.
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[Allergens induce activation of blood CCR3<sup>+</sup> granulocyte subsets in patients with perennial allergic rhinitis]. [PDF]
Wang Q +5 more
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[Advances in the role of miR-378a in skeletal muscle development and diseases]. [PDF]
Ding ZT, Lan D.
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[Intraperitoneal administration of Allium macrostemon-derived carbon quantum dots alleviates cisplatin-induced acute kidney injury and restores mitochondrial function in mice]. [PDF]
Yang J +7 more
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[Niemann-Pick disease with two missense mutations in SMPD1 gene: a case report and literature review]. [PDF]
Wei Y, Guo H, Xu JN, Chen YY, Shi HX.
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[Mechanism of silibinin in renal injury induced by periodontitis in mice]. [PDF]
Hu M +5 more
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