在该团队的系统中，这些病毒只是作为一种支架，使色素和催化剂的排列起来，并具有合适的间距以触发水的裂解反应。
In the team's system, the viruses simply act as a kind of scaffolding, causing the pigments and catalysts to line up with the right kind of spacing to trigger the water-splitting reaction.
其中6个控制皮肤色素和头发的进化，4个促进免疫系统抗击疾病——从而使一些有机体，比如使在某些地方肆虐的疟疾寄生虫在其他地方绝迹。
Six controlled skin pigment and hair development. Four helped the immune system combat disease-causing organisms, such as malarial parasites, that are a problem in some places, but absent from others.
不过洗牙次数再多也不能去除由于四环素或系统性疾病导致的牙齿深度着色，因为这些色素已进入你的牙齿内部，你需要采取更加积极地措施来对付它们。
No amount of cleaning will remove the severe staining left by tetracycline or systemic disease because these pigments lie inside the tooth; you'll have to take more aggressive measures against these.
一个对巴黎市中心的城市鸽子的研究显示，黑色素水平较高的鸽子有更强的免疫系统。
A study of urban pigeons in central Paris has shown that birds with higher levels of the dark pigment melanin have stronger immune systems.
她的小组研究表明鸟类可能经进化产生较高水平的黑色素，以保护其免疫系统。
Her team's research suggests that the birds may have evolved to produce higher levels of melanin in order to protect their immune systems.
这种情况就是说黑色素细胞因遭到免疫系统攻击而变得虚弱，从而无法产生黑素。
There is an autoimmune condition called vitiligo in which melanocytes are attacked by the immune system and become too weak to produce melanin.
氧气运输系统只需铁原子便可运行，但血色素提供的蛋白质“笼状”结构能够大大提高其效率。
An oxygen transport system is possible with just the iron atoms, but it is very much more effective with the protein "cage" the structure of hemoglobin provides.
慈鲷有最非凡的视觉系统。人类有这种基因，有三种不同的类型的视色素，称为视蛋白。慈鲷有七种。
Cichlids have some of the most incredible visual systems known. Humans have genes that code for three different types of visual pigments, called opsins. Cichlids have seven.
科学家发现，下丘脑中有一种肽类物质叫做“黑色素聚集激素”或者“MCH”，在饥饿时期可以使生殖系统失去活性。
The scientists found that a peptide active in the hypothalamus called melanin-concentrating hormone or MCH can inactivate the reproductive system in times of hunger.
“我们中的许多人认为，包含了免疫系统攻击癌细胞的这一联合治疗方法，最终将被证明对控制癌症最有效，如恶性黑色素瘤”，他说。
"Many of us believe that a combined approach that includes an immune system attack on cancer cells will ultimately prove to be most useful in controlling cancers such as melanoma," he tells WebMD.
目的观察并比较多波长多功能激光系统治疗不同皮肤色素损害的临床疗效。
Objective To study the therapeutic effects of multiple wavelength and multiple function laser system in treatment of cutaneous pigmentary lesions.
对红花黄色素提取条件进行了系统研究。
The extraction technology of yellow pigment from carthamin is studied in this paper.
我们的色觉依旧是演化改造工程的结果，比起鸟类与许多爬行类及鱼类的四色视觉系统，我们还是少了一个色素。
Ours is still the result of an evolutionary reclamation job and remains one pigment short of the tetrachromatic visual system found in birds and in many reptiles and fish.
本文介绍了皮肤色素斑临床图像量化分析系统的作用，系统设计所包括的信息内容，以及系统的特点及其使用方法。
The thesis introduces the functions of a quantitative analysis system of clinical images of skin pigment spots, the information for the system design, the characteristics and the way of use.
对苦荞麦壳色素提取条件及性质进行了系统研究。
The extraction conditions and properties of pigment from Tartary buckwheat shell were studied in detail.
本论文较系统研究了以胭脂虫为原料制备胭脂虫红色素的工艺过程。
This subject use cochineal as raw material, red pigment composition of extraction and purification systems - depth study.
用于治疗造血系统疾病，可以增加红细胞、血色素、网织红细胞、白细胞及血小板的数量。
Used in the treatment of hematopoietic system disease, can increase the red blood cells, hemoglobin, nets weave red, white and platelets.
结论：本研究建立的皮肤组织吸收光谱检测系统可准确反映色素性皮肤疾病的光吸收特性，为临床激光治疗提供辅助诊断手段。
Conclusion The detecting platform is useful in screening and detecting the light-absorbing effect of skin pigmented diseases, which may become a helpful diagnostic tool for clinical laser therapy.
这次综述提供了一个对大多数药物代谢有关的酶为重点的细胞色素P 450系统的了解。
This review provides a better understanding of the cytochrome P450 system with a focus on those enzymes most involved in drug metabolism.
目的：研制适合于检测黄种人活体皮肤及色素性病变皮肤组织吸收光谱的虚拟仪器系统。
Objective To develop a new absorption spectrum detecting system for Vivo skin and pigment-diseased skin tissue.
利用分光光度法系统研究了毛樱桃果实红色素的稳定性，从而为该色素的开发和利用提供科学依据。
The stability of the red pigment from Prunus tomentosa Thunb was investigated by spectrophotometric methods in this paper, in order to provide a theoretical basis for the comprehensive utilization.
白癜风是由于皮肤和毛囊的黑素细胞内酪氨酸系统的功能减退、丧失引起的，是一种以局限性或泛发性皮肤色素脱失为特征的疾病。
Vitiligo is a condition in which the tyrosine system in pigment cells are destroyed , resulting in irregularly shaped white patches on the skin.
色素上皮衍生因子(PEDF)是一种多能神经营养因子，在中枢神经系统和视网膜中均具有很强的活性。
Pigment epithelium-derived factor (PEDF) is a multi potent neurotrophic factor with potent activity both in the central nervous system and in the retina.
有些人会用漂白来去掉雀斑。他们用一种含有对苯二酚的药，这种药能够减缓黑色素细胞产生黑素。有一种自身免疫系统引发的问题叫做白癜风。
Some people try to get rid of freckles through a bleaching process involving an agent such as hydroquinone that slows down the process at which melanocytes produce melanin.
对从玉米皮中提取玉米黄色素的方法和工艺条件进行了系统研究，为玉米黄色素的开发、利用提供了理论依据。
The method and technology conditions of extraction of the yellow pigment from corn barn are studied systematically.
现在已经知道，这种特殊的食用色素会导致心脏病、癌症，甚至神经系统衰弱。
This particular food colorant has been known to cause heart diseases, cancer and even a breakdown of the nervous system.
阳光中的紫外线还会对皮肤的免疫系统造成压力，这可能就是为什么，许多儿时的太阳暴晒会造成小儿黑色素皮肤癌。
The ultraviolet light in sunlight also suppresses the skin's immune system, which may be why lots of early-life sun exposure is associated with earlier melanoma skin cancers.
结论：中枢神经系统恶性黑色素瘤发病率低，误诊率高、预后差。
Conclu sion: CNS malignant melanomas are extremely rare tumors of the central nervous system. Misdiagnosis rate remain at high level and prognosis is poor.
肝脏微粒体细胞色素P - 450依赖性药物代谢酶(简称MCP - 450)系统和免疫系统是重要的防御体系。
While the microsome cytochrome P450dependent drug metabolic enzyme (MCP450) in liver is organism's defense system to lipid foreign body.
肝脏微粒体细胞色素P - 450依赖性药物代谢酶(简称MCP - 450)系统和免疫系统是重要的防御体系。
While the microsome cytochrome P450dependent drug metabolic enzyme (MCP450) in liver is organism's defense system to lipid foreign body.
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