melanogenesis

简明释义

英[ˌmelənəʊˈdʒenɪsɪs]美[melənoʊˈdʒenɪsɪs]

n. [生化] 黑素原生成

复 数 m e l a n o g e n e s e s

英英释义

单词用法

同义词

反义词

例句

1.Results the ethanol extracts obtained from Xiaobai Mixture can stimulate melanogenesis in the skin of guinea pigs.

结果：消白合剂醇提液对豚鼠表皮黑素形成具有促进作用。

2.Objective to study the effects of traditional Chinese medicine for nourishing liver and kidney on melanogenesis in normal human melanocytes and to explore the mechanism of them on treating vitiligo.

目的通过中药滋补肝肾方对人黑素细胞株细胞增殖、酪氨酸酶活性和黑素含量影响的研究，探讨本方治疗白癜风的作用机制。

3.The impact of nicotinamide on the activity of tyrosinase, as well as the impact on the proliferation rate of human melanocytes, cell cycle kinetics and melanogenesis were studied.

研究了烟酰胺对酪氨酸酶活性、人皮黑素细胞的增殖率、细胞周期动力学和黑素合成的影响。

4.Objective To study the effects of serum containing Psoralea on proliferation and melanogenesis in A375 human melanoma cells by serum pharmacological method.

目的探讨含补骨脂大鼠血清对A375细胞增殖及合成黑素功能的影响。

5.Recent theories on the mechanism of melanogenesis and the various approaches of depigmentation were reviewed.

有关黑素原机理的最近理论和防止色素沉着的各种研究的评述。

6.Conclusion Stimulating melanogenesis is one of the mechanisms of Xiaobai Mixture in the treatment of vitiligo.

结论：促进黑素形成是消白合剂治疗白癜风的作用机制之一。

7.Conclusion Serum containing Psoralea has strong effect of promoting A375 human melanoma cells proliferation and melanogenesis in vitro.

结论补骨脂含药血清有促进A375黑素瘤细胞增殖作用，并使A375人黑素瘤细胞合成黑素增加。

8.Objective To observe the effect of acidum tranexamicum on melanogenesis of B16 melanoma cells and mechanism.

目的观察止血环酸抑制黑素瘤细胞的黑素合成作用并探讨其机理。

9.Objective to study the effects of traditional Chinese medicine for nourishing liver and kidney on melanogenesis in normal human melanocytes and to explore the mechanism of them on treating vitiligo.

目的通过中药滋补肝肾方对人黑素细胞株细胞增殖、酪氨酸酶活性和黑素含量影响的研究，探讨本方治疗白癜风的作用机制。

10.The inhibition of melanogenesis is a target for some skin whitening products.

抑制黑色素生成是一些美白产品的目标。

11.Researchers are studying the role of genetics in melanogenesis to understand skin disorders.

研究人员正在研究遗传学在黑色素生成中的作用，以了解皮肤疾病。

12.Certain hormones can influence melanogenesis and affect pigmentation.

某些激素可以影响黑色素生成并影响色素沉着。

13.The process of melanogenesis is crucial for determining skin color in humans.

过程黑色素生成对人类皮肤颜色的决定至关重要。

14.Exposure to UV light stimulates melanogenesis, leading to tanning of the skin.

暴露在紫外线下会刺激黑色素生成，导致皮肤变黑。

作文

Melanogenesis is a fascinating biological process that plays a crucial role in determining the color of our skin, hair, and eyes. This process involves the production of melanin, a pigment responsible for the coloration seen in various organisms. Understanding melanogenesis is essential not only for those studying biology but also for individuals interested in dermatology, genetics, and even cosmetic science. The process of melanogenesis begins with the conversion of the amino acid tyrosine into melanin through a series of biochemical reactions. This transformation occurs primarily in specialized cells known as melanocytes, which are predominantly found in the skin, hair follicles, and the retina of the eyes. The importance of melanogenesis cannot be understated, as melanin serves several protective functions. It shields the skin from harmful ultraviolet (UV) radiation, reducing the risk of skin damage and cancer. Additionally, melanin contributes to the overall aesthetic appearance of individuals, influencing perceptions of beauty and identity across different cultures.Various factors can influence melanogenesis, including genetic predisposition, environmental exposure, and hormonal changes. For instance, individuals with darker skin tones typically have higher levels of melanin due to more active melanogenesis. This is often a result of evolutionary adaptations to provide better protection against intense sun exposure in equatorial regions. Conversely, those with lighter skin may have less melanin, making them more susceptible to UV damage but allowing for better synthesis of vitamin D in low sunlight conditions.Moreover, the study of melanogenesis has significant implications in medical research. Abnormalities in this process can lead to various skin disorders, such as vitiligo, where there is a loss of melanin, resulting in white patches on the skin. On the other hand, excessive melanogenesis can contribute to hyperpigmentation conditions, such as melasma, where dark patches form on the skin, often triggered by hormonal changes or sun exposure. Understanding the mechanisms behind melanogenesis can help in developing effective treatments for these conditions.In addition to its medical relevance, melanogenesis also has cosmetic applications. Many skincare products aim to inhibit or enhance this process to achieve desired skin tones or to protect against sun damage. For example, sunscreens often contain ingredients that target melanogenesis to prevent excessive pigmentation and maintain an even skin tone. Furthermore, the beauty industry frequently utilizes knowledge about melanogenesis to formulate products that cater to consumers’ desires for tanned or lighter skin, reflecting societal beauty standards.In conclusion, melanogenesis is a complex yet vital process that affects not only the biological aspects of pigmentation but also cultural perceptions of beauty and health. As we continue to explore the intricacies of this process, we gain valuable insights into human biology, the impact of our environment on our bodies, and the ongoing quest for beauty and health in society. By understanding melanogenesis, we not only appreciate the science behind our physical appearance but also recognize the broader implications it holds for personal identity and societal norms.

黑色素生成是一个迷人的生物过程，在决定我们皮肤、头发和眼睛的颜色方面发挥着至关重要的作用。这个过程涉及黑色素的生成，黑色素是一种负责各种生物体中颜色的色素。理解melanogenesis不仅对研究生物学的人至关重要，也对那些对皮肤病学、遗传学甚至化妆品科学感兴趣的人有重要意义。melanogenesis的过程始于氨基酸酪氨酸通过一系列生化反应转化为黑色素。这个转变主要发生在被称为黑色素细胞的特殊细胞中，这些细胞主要存在于皮肤、毛囊和眼睛的视网膜中。melanogenesis的重要性不可低估，因为黑色素具有多种保护功能。它能保护皮肤免受有害紫外线（UV）辐射的伤害，减少皮肤损伤和癌症的风险。此外，黑色素还影响个体的整体美观，影响不同文化对美和身份的看法。各种因素可以影响melanogenesis，包括遗传倾向、环境暴露和激素变化。例如，肤色较深的个体通常由于更活跃的melanogenesis而拥有更高水平的黑色素。这通常是对赤道地区强烈阳光暴露的进化适应的结果。相反，肤色较浅的人可能黑色素较少，使他们更容易受到紫外线的伤害，但在低光照条件下更好地合成维生素D。此外，melanogenesis的研究在医学研究中具有重要意义。该过程的异常可能导致各种皮肤疾病，例如白癜风，在这种情况下，黑色素的丧失导致皮肤上出现白斑。另一方面，过度的melanogenesis可能导致色素沉着过度的病症，如黄褐斑，通常由激素变化或阳光暴露引发。了解melanogenesis背后的机制可以帮助开发有效的治疗方法。除了医学相关性，melanogenesis在美容应用中也具有重要意义。许多护肤产品旨在抑制或增强这一过程，以实现所需的肤色或保护免受阳光伤害。例如，防晒霜通常含有针对melanogenesis的成分，以防止过度色素沉着并保持均匀的肤色。此外，美容行业经常利用关于melanogenesis的知识来制定满足消费者对晒黑或提亮肤色需求的产品，反映出社会对美的标准。总之，melanogenesis是一个复杂而重要的过程，不仅影响色素的生物学方面，还影响对美的文化认知和健康。随着我们继续探索这一过程的复杂性，我们获得了对人类生物学、环境对我们身体影响以及社会对美和健康的持续追求的宝贵见解。通过理解melanogenesis，我们不仅欣赏到我们外貌背后的科学，还认识到它对个人身份和社会规范的更广泛影响。