Chroman has retinoid-like biological activity.
苯并二氢吡喃具有类维生素A的生物活性。
In surveying potential candidates for "new Earths," astronomers look for traces of biological activity, such as the presence of oxygen.
在可能成为“新地球”的调查对象中，天文学家搜寻生物活动的迹象，例如检查是不是有氧气。
Some vitamin E enthusiasts object that the clinical studies used what they consider the wrong form of the vitamin, saying that each of the vitamin’s eight forms has its own biological activity.
一些热心研究维生素E的人不赞成这个临床研究，他们认为该临床研究对维生素使用了错误的形式，他们说每种维生素的八种形式都有自己的生物活性。
There were no clear signs of biological activity, and the pictures Viking beamed back showed a bleak, frozen desert world, backing up that grim assessment.
其中没有明显的生命活动迹象，海盗飞船传回来的图片里显示的是一片阴冷的冰封漠海，更是佐证了那个严酷的事实。
This discovery really opens the door to finding new families of these RNAs that influence many forms of biological activity.
这一发现真正为我们敞开大门，找到影响多种形式生物活动的这些RNAs新家族成员。
The sulfur leaves a pale yellow stain on the ice, and scientists say it's a clear sign of biological activity.
它是地球上人们已知的唯一一个天然温泉中的硫磺沉积于冰面的地方。 硫磺在冰面上形成了一个浅黄色的斑点，科学家说这是生物活动的明显标志。
A list should be provided of physicochemical and other relevant properties of the drug substance, including biological activity for Biotech.
应提供原料药的物理化学的或其它相关的性质的列表，包括生物技术产品的生物活性。
The present report clearly shows how specific antisense biological activity can be achieved inside macrophages by means of three different delivery systems.
本文对如何利用三种不同的运载系统在巨噬细胞内实现特定的反义生物活性进行了清晰的阐述。
PET is a non-invasive imaging technique that uses radioactivity emitted from injected tracer chemicals to measure and image biological activity.
PET是一项非损伤的成像技术，它将示踪迹注入血液利用其放射性来检测生物活性并成像。
Objective: To find out a method of extraction and purification of bone morphogenetic protein (BMP) from osteosarcoma cell conditioned medium, and evaluate the biological activity of BMP.
目的探索从骨肉瘤细胞条件培养基中提取骨形态蛋白（BMP）的方法，并测定其生物学活性。
Objective: To find out a method of extraction and purification of bone morphogenetic protein (BMP) from osteosarcoma cell conditioned medium, and evaluate the biological activity of BMP.
目的探索从骨肉瘤细胞条件培养基中提取骨形态蛋白(BMP)的方法，并测定其生物学活性。
Although improved products promote residual moisture temperature gasification, but if the temperature exceeds a certain limit, the biological activity may also drop dramatically.
虽然提高制品温度促进残余水分的气化，但若超过某极限温度，生物活性也可能急剧下降。
Particulate matter in soils and aquatic systems reacts with and influences the biological activity of pesticides.
土壤和水系统中的颗粒物质都与农药的生物活动起反应，并影响后者。
To study on the biological activity of garlic powder with high thiosulfinates content which was produced by microwave-vacuum drying combined with vacuum drying method.
主要对采用微波真空与真空联合干燥法得到的高硫代亚磺酸酯含量大蒜粉的生物活性进行了研究。
Unlike crude shark cartilage powder, the active ingredients in this product are highly concentrated and purified for maximum biological activity.
不同于原油鲨鱼软骨粉，本产品的有效成分是高度集中，为最大程度的生物活性纯化。
Particle electrophoretic mobility (PEM) changes are shown to correlate well with the amount of ligand fixed on the particles, as probed by its biological activity.
通过对配体生物活性的探测，发现粒子电泳迁移率(pem)的变化与固定在颗粒上的配体数量密切相关。
Plant polyphenol is closely linked with human life. As a savageness substance with biological activity, plant polyphenol effects digest, nutrition and health of human.
植物多酚与人类的生活息息相关，作为一类具有生物活性的天然物质，它对人的消化、营养、健康产生影响。
By summarizing new compounds and intro during biological activity, providing reference for the new drug research and development.
通过对新化合物的归纳整理及生物活性的介绍，为新药的研究与开发提供参考。
In this paper, extraction, separation, purification and biological activity of Lotus bee pollen polysaccharide are researched, the results are as follows: 1.
本文对莲花蜂花粉多糖的提取、分离、初步纯化及生物活性进行了研究，结果如下：1。
Conclusion NovaBone, which can substitutes for bone transplant, is an ideal material with high biological activity.
结论固骼生是一种理想的替代骨移植修复骨缺损的高生物活性材料。
Effect of a new pesticide, acetamiprid, on biological activity in upland soil was studied through analysis of soil enzyme activities and soil respiration.
通过对土壤呼吸强度和土壤酶活性的测定，研究了新型杀虫剂啶虫脒对旱地土壤生物活性的影响。
The structural characteristics of chitosan make it have particular physical and chemical properties and biological activity.
壳聚糖的结构特征使其具有了独特的物理化学性质和生物活性。
AIM: To prepare recombinant ricin A-chain (RTA) protein with high biological activity.
目的：制备有高生物活性的重组蓖麻毒素a链蛋白(RTA)。
Cultivar, season and process could influence the content, compositions and biological activity of Oolong tea polysaccharide (OTPS).
品种、季节、加工过程影响乌龙茶多糖的含量、组成及生物活性。
Objective: The chemical composition, extraction and biological activity of antioxidant substance of sweet potatoes were studied.
目的：研究甘薯中抗氧化物质的含量，化学成分，分离提取及其生物活性。
Enhancing immunity and antitumor activity is the important biological activity of polysaccharide.
增强免疫和抗肿瘤活性是多糖重要的生物活性。
Objective To purify decay accelerating factor (DAF) with biological activity from human erythrocyte membrane.
目的获得纯化并具有生物学活性的人红细胞膜促衰变加速因子。
Objective To purify decay accelerating factor (DAF) with biological activity from human erythrocyte membrane.
目的获得纯化并具有生物学活性的人红细胞膜促衰变加速因子。
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