生物内生的

A growing pile of evidences has indicated that the'host-helping'effects are ascribable to the production of the bioactive compounds by endophytes which are accepted to play an important role in the development of agriculture and medicine.

内生菌发挥这些作用的物质基础是其丰富多样的次生代谢产物，它们往往具有多种生物活性和／或新颖的结构，在农业和／或医药业中具有重要的应用前景。

It is important content for the study of animal nutrition and physiology by regulating endogenesis growth hormone of animal.

摘 要：通过调节动物内生荷尔蒙水平进行动物营养学和生理学研究是一项非常重要的内容，动物生长是一个复杂的生理和生物过程。

The present paper reviews the progress in research on geochemistry of tungsten in last 20 years, including tungsten distributions in the solar system, in the earth and in the principal units and products from both endogenesis and supergenesis.

对近20年来，钨的地球化学研究进展进行了概括性综述，包括钨在太阳系、行星地球及其各种主要内生、表生产物中的分布，钨在岩浆－热液过程和表生作用中的地球化学行为，以及钨的生物效应和环境影响等。

Chronic bioassay tests indicate sublethal effects, such as changes in growth or reproduction of the organism over a longer period of time.

长期生物测试得出的是亚致死效果，例如在较长时期内生物体生长或繁殖上的变化。

Endophytic fungus of strain 2B isolated from Celastrus angulatus has been studied on the taxonomy,agricultural bioactivities, isolation and identification of active components, breeding of high yield strains,and optimization of fermentation conditions in this paper.

本论文以一株编号为 2B 的苦皮藤内生真菌为出发菌株，应用形态学的方法鉴定了其种属地位；研究了其代谢产物的农用生物活性，并对目标活性物质进行分离和结构解析，采取诱变育种手段选育了高产菌株，并对高产菌株的发酵条件进行了优化。

The results indicated that the separation probability and the quantity of endophytic bacteria varied with seasons and organs.

研究发现内生菌具有丰富的生物多样性，对一种植物而言，分离到的内生真菌和细菌达数种至数十种，有的多达数百种。

It was evidently that the endophytic fungi of C. hainanensis are potential resources to find valuable bioactive components.

这表明海南粗榧内生真菌是寻找有价值的生物活性成分的潜在资源，其生物活性成分值得进一步研究。

In this review the current status of endophytic fungi in tropical area, resource diversity and host preference were focused on.

简要介绍了热带地区植物内生真菌研究概况、资源多样性、寄主选择，并对热带内生真菌生物多样性的发展前景作了分析。

As novel sources of potential medicine, a number of metabolites isolated from endophytic fungi have been proved to have anticancer bioactivity.

作为新型抗癌药物的潜在来源，众多从植物内生真菌分离的代谢产物被证明具有抗肿瘤的生物活性。

In this research work, from a large amount of endophytes which had been screened based on several models, dozens of strains showed activities. One of which were taxonomically identified, and their secondary metabolites were studied.

本论文利用上海来益生物药物研发中心的植物内生菌资源，通过各种模型的筛选，在获得活性菌株的基础上，对其中的一株进行了菌种鉴定，并对它们的次级代谢产物进行分离、纯化及活性初步研究。

It seems likely that Kraft will return with a better offer.

看起来卡夫要重新考虑一个更好的出价了。

But he'd rather burn off my feelers and watch me squirm.

可他却放任那个家伙对我为所欲为！