Fish are considered one of the best sources of DHA, but unfortunately, the EPA warns that pregnant women must watch their fish consumption because many fish contain harmful levels of mercury.
鱼类被认为是DHA的一个最好来源，但不幸的是，美国环保局警告说，怀孕妇女必须提防她们对鱼的消费量，因为许多鱼类含有危害程度的汞。
Although human can convert alpha-linolenic acid(ALA)to EPA and DHA, the conversion rate is so low, you need eat a lot of food contain ALA, that's make it impractical.
虽然人体可以自动将 α-亚麻酸（ALA）转换成 二十碳五烯酸（EPA）和二十二碳六烯酸（DHA） ，但转换率很低，人们需要食用大量含有 α-亚麻酸（ALA）的食品才行，这种做法可行性不高。
So they tested a fish-oil capsule with a high ratio of EPA to DHA, providing 1, 050 milligrams per day of the former and 150 mg per day of the latter.
于是他们测试了一种EPA和DHA含量很高的鱼油胶囊，这种胶囊每天能够提供1050毫克epa和150毫克dha。
In their review, the scientists indicate that findings reported in the past decade have been inconsistent in regard to the effects of EPA and DHA on insulin resistance in human volunteers.
在他们的综述中，科学家们指出过去几十年报告的发现与关于EPA和DHA对人类志愿者胰岛素抵抗的影响是相矛盾的。
Unfortunately the human body is unable to obtain omega-3 fatty acids EPA and DHA directly through diet alone, making a fish oil supplement a much more reliable source.
可惜人类不能直接从日常的食物中获取奥米茄3脂肪酸、EPA和DHA，所以日常补充适当的高品质鱼油是非常可靠的资源。
Such research might reveal more about the mechanisms of action that DHA and EPA use, the sites upon which they act in the human body, and the genes that control these mechanisms.
如此的研究可能显示更多关于EPA和DHA使用的作用机制，以及它们作用于人体的位点和控制这些机制的基因。
However, the authors write, the study still showed a significant protective effect for the patients who consumed the combined supplements of EPA, DHA, and ALA.
然而这项研究仍然表现出摄入EPA,DHA和ALA复合制剂对患者显著的保护作用。
When temperature is constant, the capacity factors of both EPA-EE and DHA-EE and separation factors decrease with the increasing of pressure.
在温度恒定的情况下，EPA -EE和DHA - EE的容量因子和选择性因子都随压力的升高而减小。
Objective: To determine the contents of eicosapentaenoic acid (EPA) , docosapentaenoic acid (DPA) and docosahexaenoic acid(DHA)in harp seal oil by capillary gas chromatography.
目的：用毛细管气相色谱法测定海狗油中二十碳五烯酸（EPA）、二十二碳五烯酸（DPA）和二十二碳六烯酸（DHA）的含量。
The research of EPA and DHA production by fungal fermentation is active in present research.
利用真菌发酵生产epa和DHA已是目前研究的热点。
GC analysis indicated that there are healthy unsaturated fatty acids in yolk such as DHA and EPA.
鸭蛋黄通过气相分析发现含有对人体有益的多不饱和脂肪酸如dha和epa等。
The thermal oxidation kinetics for DHA and EPA glycerides was studied by differential scanning calorimetry (DSC).
利用差示扫描量热法(DSC)对DHA和EPA甘油酯的热氧化动力学进行了研究。
The inside reason that "swim bladder bulge" disease took place may be lack of DHA and EPA and higher AA.
导致稚鱼阶段“胀鳔病”发生的内在原因可能是DHA和EPA的缺乏以及AA偏高。
EPA and DHA has been paid high attention in the fields of food and medicine industry because of their important health functions.
EPA和DHA具有多种重要的生理功能，已引起食品、医药等领域的高度重视。
This paper reviews the distribution, physiological functions and applications of DHA and EPA. The present issues are also discussed.
综述了DHA和EPA的分布、生理功能及应用；并提出了存在的问题。
In this study, urea inclusion method and molecular distillation method were applied in the purifications of ethyl ester of EPA and DHA.
用尿素沉淀法和分子蒸馏法研究了二十碳五烯酸(简称e P A)、二十二碳六烯酸(简称d H A)乙酯的分离提纯。
The omega-3 fatty acids DHA and EPA, found in cold-water fish are touted as decreasing inflammation in the body.
在冷水鱼内发现的omega - 3脂肪酸、DHA和EPA被认为是非常有效的缓解机体炎症的物质。
The natural vitamin E concentrated from soybean deodorized distillate is used as antioxidant and is added into the fish oil with EPA and DHA respectively.
前言： 采用从大豆油脱臭馏出物中提取的浓缩天然维生素E作为抗氧化剂，分别添加在含EPA、 DHA的鱼油中。
Fish oil is the most primary source of DHA. But fish oil's EPA binding with DHA affect infant's growth and development. So fish oil is not right to be added into infant formula foods.
鱼油是目前DHA的主要来源，但鱼油中与DHA同时存在的EPA会影响婴儿的生长发育，因此鱼油不适合添加进婴幼儿配方食品中。
Vegans tend to have low blood concentrations of EPA and DHA, as these two omega-3 fatty acids are only found in seafood, eggs, and certain kinds of seaweed and kelp.
纯素食者容易缺少EPA和DHA，因为只有海鲜、鸡蛋和几种海带含有这两种十分必需的脂肪酸。
Thecontents of polyunsaturated fatty acids (PUFA), EPA and DHA compose 25.26% to27.21% of the total lipid. EPA and DHA contents in soft body, digestive gland andgonad are insignificantly different.
多不饱和脂肪酸（PUFA）含量丰富，其中二十碳五烯酸（EPA）和二十二碳六烯酸（DHA）含量相当高，占总脂肪的25．26％-27．21％。
Results: All the targets of the polyunsaturated fatty acids which extracted with comprehensive method was up to standard. The contents of DHA and EPA were both high. There is prospects in industry.
结果用综合法提取出来的多烯脂肪酸各项指标符合标准，EPA、DHA含量高，工业上有推广前景。
Zinc and vitamin B6 have a role in the metabolism of essential fatty acids including EPA and DHA which are found in fish oil.
锌和维生素b6的作用有一个新陈代谢的必需脂肪酸，包括EPA和DHA是鱼油中发现。
EPA and DHA are mainly consist in fish oils, but their contents are low in natural fish oils and need to be enhanced by certain technique.
EPA和DHA主要存在于鱼油当中，但天然存在的鱼油中epa和DHA的含量较低，需通过一定的生产工艺来提高其含量。
EPA is a polyunsaturated fatty acid with 20 carbon atoms in its backbone, while DHA is a polyunsaturated fatty acid with 22 carbon atoms.
EPA是以22个碳原子为骨架的多元不饱和脂肪酸，而DHA是有22个碳原子的多元不饱和脂肪酸。
In poly unsaturated fatty acids, EPA and DHA which account for (9.020.59) % and (11.730.43) %, respectively are thought to be essential for the growth of human and animals.
多不饱和脂肪酸中的人和动物生长发育必需的脂肪酸epa和DHA含量，分别占总脂肪酸的(9.020.59)%和(11.730.43)%。
The U. S. Food and Drug Administration (FDA) state that the omega-3 fatty acids EPA and DHA are safe as long as individuals do not take in more than 3 grams per day from food and supplements.
美国食品和药物管理局（FDA）指出，只要个体每天从食物和补充剂中摄取的ω-3脂肪酸EPA和DHA不超过3克就是安全的。
The U. S. Food and Drug Administration (FDA) state that the omega-3 fatty acids EPA and DHA are safe as long as individuals do not take in more than 3 grams per day from food and supplements.
美国食品和药物管理局（FDA）指出，只要个体每天从食物和补充剂中摄取的ω-3脂肪酸EPA和DHA不超过3克就是安全的。
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