RT-SHIV 感染中国恒河猴及体内传代
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1. 中国医学科学院医学实验动物研究所,卫生部人类疾病比较医学重点实验室,国家中医药管理局人类疾病动物模型三级实验室,北京 100021; 2. 香港大学李嘉诚医学院艾滋病研究所,香港 999077

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RT-SHIV Infected and Passaged in Chinese-Origin Rhesus Monkeys
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1. Key Laboratory of Human Diseases Comparative Medicine,Ministry of Health; Institute of Medical Laboratory Animal Science,Chinese Academy of Medical Sciences; Key Laboratory of Human Disease Animal Models,State Administration of Traditional Chinese Medicine,Beijing 100021,China; 2. AIDS Institute,Li Ka Shing Faculty of Medicine,The University of Hong Kong,Hong Kong 999077,China

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    摘要:

    目的 了解 RT-SHIV 感染中国恒河猴的感染特点,研 究 RT-SHIV 在中国恒河猴中传代特点;建 立RT-SHIV 中国恒河猴动物模型,为评价 HIV-1 药物有效性提供动物平台。方 法 选 择 4 只 健 康 恒 河 猴,其 中 两 只动物经上肢静脉感染 RT-SHIV 病毒,感染急性期采取外周血分离 CD8 - PBMC,扩增病毒,将新制备的病毒静脉感染另外两只中国恒河猴,通过监测血浆病毒载量,CD4 + /CD8 + 比值,CD4 + T 淋巴细胞和 B 淋巴细胞的绝对数,了解实验猴的感染状态,同时分析病毒 RT 基因变异情况。结果 4 只动物均获得系统性感染,且传代动物急性期表现更为强烈,RT 基因在感染和传代的过程中共观察到 3 个氨基酸 的 改 变。结 论 本 研 究 为 RT-SHIV 中 国 恒 河 猴 模型的建立提供了基础信息。

    Abstract:

    Objective To study the characteristics of RT-SHIV passaging in Chinese rhesus macaques and to establish a RT-SHIV /rhesus animal model providing an animal platform in evaluation of the effectiveness of HIV-1 drugs.Methods Four healthy rhesus macaques selected were negative to SIV,SRV and STLV-1. Two monkeys of them were infected with RT-SHIV intravenously. Blood samples were collected from the infected monkeys at the acute phase and CD8 - PBMC were isolated,and then propagated RT-SHIV. The propagated RT-SHIV with PBMC were injected intravenously into the other two monkeys. Viral load in plasma,CD4 + /CD8 ratio and absolute number of CD4 + T lymphocytes and B lymphocytes were detected,and the RT gene variation was analyzed. Results Systemic infection was established in all of the four rhesus macaques,and the two passaged animals demonstrated more severe changes at the acute phase. There were three amino acid changed during infection and passages. Conclusion The results of our study provide basic information for the establishment of RT-SHIV /Chinese-origin rhesus monkeys models.

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姚 南,王 卫,丛 喆,陈 霆,金 光,陶 真,陈志伟,魏 强. RT-SHIV 感染中国恒河猴及体内传代[J].中国比较医学杂志,2011,21(4):16~20.

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  • 收稿日期:2010-09-29
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  • 在线发布日期: 2025-11-18
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