搜题

A.干扰素
B.硫唑嘌呤
C.转移因子
D.左旋咪唑
E.胸腺素

药学(中级) 2023-07-01

具有抗病毒作用的免疫增强药是

参考答案:A

左旋咪唑系一种口服有效的免疫调节药物,能够影响寄生虫虫体肌肉的能量代谢,麻痹虫体,使之排出体外;干扰素具有抗病毒、抑制细胞增殖、抗肿瘤及调节免疫作用;对RNA和DNA病毒都有抑制作用;硫唑嘌呤能在体内转变为巯嘌呤发挥作用,干扰嘌呤代谢,抑制嘌呤核苷的生物合成,抑制DNA、RNA和蛋白质合成,从而抑制淋巴细胞的增殖,阻止抗原敏感的淋巴细胞转化为免疫母细胞;转移因子是从健康人白细胞中提取一种多核苷酸和低分子量多肽,无抗原性,临床用于先天性和获得性免疫缺陷病的治疗,也适用于难以控制的病毒性和霉菌感染及肿瘤辅助治疗;胸腺素是从胸腺分离的-组活性多肽,少数已提纯,可诱导T细胞分化成熟,还可调节成熟T细胞的多种功能,从而调节胸腺依赖性免疫应答反应,用于治疗胸腺依赖性免疫缺陷疾病(包括艾滋病),肿瘤及某些自身免疫性疾病和病毒感染等。

Many useful tools and techniques are used in developing schedule. ( ) is a schedule network analysis technique that modifies the project schedule to account for limited resource.

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

some team leaders think that the only way to ( ) their team is through cash incentives. However research proves that money is the last thing you would want to use.

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

Define Activities is the process of identifying the specific actions to be performed to produce the ( ) .

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

( )is the process of determining,documenting ,and managing stakeholder needs and requirements to meet project objectives.

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

Quality planning tools are often used to help plan effective quality management activities. ( ) is one of such tools,which involves comparing actual or planned project practices to other projects to generate ideas for improvement and to provide a basis by which to measure performance.

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

Documentation of a software package is normally produced for two purposes.The other purpose of documentation is to describe the software's internal composition so that the system can be maintained later in its life cycle. Documentation of this type is known as ( ) .

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

() is a measurable, verifiable work product such as a specification, feasibilitystudy report, detail design document, or working prototype.

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

The Estimate Activity Resource process is closely coordinated with the ( ) process.

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

A project manager believes that modifying the scope of the project may provide added value service for the customer. The project manager should ( ) .

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

Creating WBS means subdividing the major project deliverables into smaller components until the deliverables are defined to the ( ) level.

类别: 其它 | (高级)信息系统项目管理师 2023-08-25

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