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Establishment of Immunosuppressive Model in Rhesus Monkeys

A technology of immunosuppression and rhesus monkeys, which is applied in the direction of medical preparations containing active ingredients, pharmaceutical formulas, allergic diseases, etc., can solve problems such as doubtful reliability, and achieve good theoretical and practical value and reliable experimental animal models Effect

Inactive Publication Date: 2018-10-19
SICHUAN AGRI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But at present, cyclophosphamide is more used as an immunosuppressant, and a large number of studies have shown that it can inhibit the cellular and humoral immune responses of animals, resulting in immunosuppression of animals.
[0004] Due to the great differences in physiological functions between rodents and primates, the mouse immunosuppressive model established by Gao Peng et al. is used as a reference for the research and development of new biotechnology drugs for human use, the study of human immunosuppressive mechanism and the establishment of virus infection models. Evaluation system, its reliability is questionable
In addition, according to the search, there is currently no report on the use of non-human primates to establish an immunosuppressive model

Method used

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  • Establishment of Immunosuppressive Model in Rhesus Monkeys
  • Establishment of Immunosuppressive Model in Rhesus Monkeys
  • Establishment of Immunosuppressive Model in Rhesus Monkeys

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] The establishment of embodiment 1 rhesus monkey immunosuppression model

[0027] 1 Materials and methods

[0028] 1.1 Materials

[0029] 1.1.1 Experimental animals

[0030] Nine healthy Rhesus macaques of West Sichuan species were selected, with an average weight of 3.5±0.5kg and an average age of 3-4 years, provided by the Experimental Animal Engineering Technology Center of Sichuan Agricultural University / National Experimental Rhesus Monkey Provenance Base. Animal production license: SCXK (Sichuan) 2013-22, animal use license: SYXK (Sichuan) 2013-105.

[0031] 1.1.2 Experimental reagents

[0032] Cyclophosphamide, concanavalin (ConA), normal saline, blood biochemistry kit, blood routine kit, RPMI-1640 medium, alcohol, thiazolyl blue (MTT), PBS buffer, dimethyl sulfoxide (DMSO ), penicillin, streptomycin, calf serum, 4% trypan blue, Trizol, chloroform, isopropanol, DEPC treated water, human lymphocyte separation medium, SYBR-Green II fluorescent dye, RNA reverse tr...

Embodiment 2

[0134] Example 2: Using the model of the present invention to evaluate potential drugs or health products for improving the body's immunity.

[0135] 1) Establish a rhesus monkey immunosuppressive model according to the method in Example 1;

[0136] 2) Applying the candidate drug to the aforementioned rhesus monkey immunosuppressive model;

[0137] 3) To observe the effect of candidate drugs on various indicators of the rhesus monkey immunosuppressive model, and to evaluate potential drugs or health products for improving the body's immunity.

[0138] Among them, the indicators used in step 3) to evaluate potential drugs or health products for improving the body's immunity are mainly related indicators detected by blood biochemistry, blood routine, flow cytometry, lymphocyte proliferation test, and fluorescent quantitative PCR technology.

[0139] In summary, the modeling method disclosed in the present invention induces clinical symptoms of immunosuppression in rhesus monkey...

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Abstract

The invention relates to establishment of a rhesus monkey immunosuppression model, and provides an application of cyclophosphamide in preparing the rhesus monkey immunosuppression model. Specifically, cyclophosphamide with different dosages are selected to carry out intravenous injection on the rhesus monkey, then the suitable immunosuppression molding dosage is determined, and a disease model consistent with the variation tend of various immune indices under human immunosuppression state is established, wherein the optimal use method and the optimal use amount of cyclophosphamide are as follows: intravenous injection is carried out at 15mg / kg each day. The invention further provides a method for preparing the rhesus monkey immunosuppression model, and an immunosuppression animal module prepared by the method. The animal mold can be used for the fields of biotechnology new drug research and development, immunosuppression mechanism study, virus infection modeling and the like, which can not be completed by rodent model, and provides a more ideal and more reliable experimental animal models and a perfect evaluation system for the above application compared with the rodent model.

Description

technical field [0001] The invention specifically relates to the application of cyclophosphamide in preparing a rhesus monkey immunosuppression model, the rhesus monkey immunosuppression model and a preparation method thereof. Background technique [0002] The establishment and application of animal disease models are becoming more and more extensive. At present, most of them focus on rodents, but their physiological functions are far from those of humans. Using non-human primate rhesus monkeys to establish experimental animal disease models has unparalleled advantages. Rhesus monkeys are highly similar to humans in terms of biochemical metabolism, reproductive physiological characteristics, and tissue structure, and have 98% genetic material with humans. % or so homology. And it has been used as a biomedical research model for nearly a hundred years. For example, the establishment of Parkinson's disease, tuberculosis, liver transplantation and other disease models, the dat...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61K31/675A61P37/06
Inventor 罗启慧陈正礼黄丹凤程安春黄超彭西方静唐丽曾文龚立
Owner SICHUAN AGRI UNIV
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