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- Tumor markers are defined as the antigens and biotic activators which are the abnormally expressed products, and those substances are produced by the related gene of the tumorous tissue and cell, not by normal tissue. 肿瘤标志物是指肿瘤组织和细胞的相关基因及其产物异常表达所产生的抗原和生物活性物质,正常组织不产生或产量甚微,但肿瘤患者组织、体液和排泄物中浓度可能较高,而易被检出。
- biotic activator 生物活性物质
- One of the most characteristic species in a biotic community. 在生物群落中最有特征的别类之一
- The next activator in the chain. 链中的下一个激活器。
- Gd3+ ion is a fine activator and sensitizer. Gd~(3+)离子是优良的激活剂和敏化剂。
- Mn~(2+) is the strongest activator,then Fe~(2+). Mn2+是酶活性强有力的激活剂,Fe2+次之。
- CAP: See catabolite gene activator protein. 降解物基因活化蛋白.
- For biotic communities parallel terms: biocoenose and biocoenon may be used. 生物群落也可用相似的术语;生物群落和生物群丛。
- Biotic activity 生物活性
- Insects fed on a bland (nontoxic) diet would show their real biotic potential. 昆虫取食了味纯和的(无毒的)饲料可能表现出它们真正的生物潜能。
- Uses:As an activator of phosphor and dopant of garnet. 用途:用于荧光粉的活化剂和柘榴石的添加剂。
- Mn 2+ is suggested to bethe principal activator for CL in apatite. Mn2 + 为CL的主要激发元素。
- The breakdown of this compound requires a special activator. 分解这种化合物需要特殊的催化剂。
- The activation mechanism of activator is discussed. 并对激发剂的激发机理做了探讨。
- Being one of two or more of the most characteristic species in a biotic community. 等优势的在一生物群落中有两个或更多最有特征的类别之一的
- Selenium is one of the most important metalloid element existing in biotic environment. 硒是生物环境中存在的一种重要的类金属元素。
- Studies of the Biodiversity and the Sustainability of Biotic Resources in Panzhihua, Sichuan, P. R. C. 攀枝花市生物多样性与生物资源可持续性分析。
- One would have to know all the more relevant physical and biotic factors and be able to depict their interactions. 人们必须知道所有有关的物理因子和生物因子,并能描述其相互影响。
- Such an equilibrium is called a subclimax, plagioclimax, disclimax, or biotic climax. 这样达到的平衡叫做亚顶级群落,偏途顶级群落,人为顶级群落。
- Studying late Permian biotic events in this area will further the understanding of those events. 对此区域内二叠纪晚期生物灭绝事件的研究,有助于更全面的把握二叠纪末期生物灭绝事件在扬子区内的表现。