trophoblast
简明释义
英[ˈtrɒfəˌblæst]美[ˈtroʊfəˌblæst]
n. [胚] 滋养层
英英释义
单词用法
滋养层细胞 | |
滋养层侵袭 | |
细胞滋养层 | |
外部滋养层 | |
合胞滋养层 | |
滋养层活动 |
同义词
反义词
胚胎母细胞 | 胚胎母细胞发育成胎儿。 | ||
体细胞 | Somatic cells are any cells forming the body, excluding germ cells. | 体细胞是指构成身体的任何细胞,不包括生殖细胞。 |
例句
1.Trophoblast is a source of PIBF; its tissue distribution suggests a role both in systemic and local (decidual) immunoregulation.
PIBF来源于滋养细胞,它的组织分布表明了系统因素以及局部因素(蜕膜)在免疫调节中的作用。
2.Objective: To investigate the role of IGF-I in regulating Embryo Implantation, the effect of IGF-1 on the in vitro adhesion of trophoblast cells was observed.
目的:观察胰岛素样生长因子i (IGF I)对体外培养的滋养层细胞粘附到细胞外基质的影响,研究IGF I在胚胎着床过程中的调节作用。
3.AIM: to explore the effect of insulin on apoptosis of cultured human trophoblast cells and its possible mechanism.
目的:探讨胰岛素对培养的滋养细胞凋亡的影响及可能的机制。
4.Objective To establish a convenient and economical method for purification and culture of human trophoblast cells.
目的建立一种简便易行、经济有效的纯化培养滋养层细胞的方法。
5.Objective: To observe the infiltrating of the trophoblast cells in decidua and myometrium of placental bed in pre-eclampsia.
目的:观察妊高征胎盘床蜕膜和肌层滋养细胞浸润情况。
6.The obvious pathological changes were found in ultrastructure of placental trophoblast of study group.
妊高征组胎盘滋养层细胞超微结构有明显的病理学改变。
7.The coeffection of these two genes plays an important role in regulating the invasion of trophoblast.
这两种基因相互作用在滋养细胞浸润活性调控中起重要作用。
8.Objective To investigate the relationship between anti-trophoblast membrane antigens(TA) antibodies and hypertensive disorders complicating pregnancy(HDCP).
目的:探讨抗滋养细胞膜抗原(TA)抗体水平与妊娠期高血压疾病(HDCP)的关系。
9.The trophoblast plays a crucial role in the implantation of the embryo.
这个滋养层在胚胎植入中起着关键作用。
10.During early pregnancy, the trophoblast develops into the placenta.
在早期妊娠期间,滋养层发育成胎盘。
11.Researchers study the trophoblast to understand pregnancy complications.
研究人员研究滋养层以了解妊娠并发症。
12.The outer layer of the blastocyst is known as the trophoblast.
囊胚的外层被称为滋养层。
13.The trophoblast helps in nutrient transfer from the mother to the fetus.
滋养层帮助母体与胎儿之间的营养转移。
作文
The human body is a complex system that relies on various cells and tissues to function properly. One of the most fascinating aspects of human development is the formation of the placenta, which plays a crucial role in nourishing the developing fetus. At the center of this process is the cell type known as trophoblast">trophoblast. The trophoblast">trophoblast is a layer of cells that forms the outer shell of the blastocyst, which is an early stage of embryonic development. These cells are essential for implantation into the uterine wall and for establishing the connection between the mother and the embryo. During the first few weeks of pregnancy, the trophoblast">trophoblast cells proliferate and differentiate to form two distinct layers: the cytotrophoblast and the syncytiotrophoblast. The cytotrophoblast consists of individual cells that can divide and contribute to the growing structure, while the syncytiotrophoblast is a multinucleated layer that invades the maternal tissues. This invasion is critical, as it allows the embryo to anchor itself securely to the uterine lining and access maternal blood supply. The role of the trophoblast">trophoblast extends beyond mere attachment; it also participates in the exchange of nutrients and waste products between the mother and the developing fetus. The syncytiotrophoblast facilitates this exchange by forming microvilli that increase the surface area for absorption. Additionally, the trophoblast">trophoblast produces hormones such as human chorionic gonadotropin (hCG), which is vital for maintaining pregnancy by signaling the ovaries to continue producing progesterone. Understanding the function of the trophoblast">trophoblast is not only important for comprehending normal pregnancy but also for addressing complications that can arise. For instance, abnormal development or function of the trophoblast">trophoblast can lead to conditions such as placental insufficiency, preeclampsia, or even gestational trophoblastic disease, which includes tumors arising from trophoblastic tissue. Research into the trophoblast">trophoblast has provided insights into these conditions and has opened up potential avenues for therapeutic interventions. In conclusion, the trophoblast">trophoblast is a remarkable cell type that plays a pivotal role in early human development. Its ability to facilitate implantation, nutrient exchange, and hormone production underscores its importance in ensuring a healthy pregnancy. As science continues to advance, further research on the trophoblast">trophoblast may lead to improved outcomes for mothers and their babies, highlighting the intricate connections between cellular biology and reproductive health.
人体是一个复杂的系统,依赖于各种细胞和组织的正常运作。其中,人类发育最令人着迷的方面之一是胎盘的形成,胎盘在滋养发育中的胎儿方面发挥着至关重要的作用。在这一过程中,称为trophoblast">滋养层细胞的细胞类型处于中心地位。trophoblast">滋养层细胞是形成胚泡外壳的一层细胞,胚泡是胚胎发育的早期阶段。这些细胞对植入子宫壁以及建立母体与胚胎之间的联系至关重要。 在怀孕的头几周,trophoblast">滋养层细胞增殖并分化形成两个不同的层次:细胞滋养层和合体滋养层。细胞滋养层由可以分裂并为生长结构做出贡献的单个细胞组成,而合体滋养层则是一个多核层,能够侵入母体组织。这种侵入至关重要,因为它使胚胎能够牢固地附着在子宫内膜上,并获取母体的血液供应。 trophoblast">滋养层细胞的作用不仅限于附着;它还参与母体与发育中的胎儿之间的营养和废物交换。合体滋养层通过形成微绒毛来促进这种交换,从而增加吸收的表面积。此外,trophoblast">滋养层细胞还会产生人绒毛膜促性腺激素(hCG),该激素对维持妊娠至关重要,因为它向卵巢发出信号,促使其继续产生孕酮。 理解trophoblast">滋养层细胞的功能不仅对理解正常妊娠至关重要,而且对解决可能出现的并发症也很重要。例如,trophoblast">滋养层细胞的异常发育或功能可能导致胎盘功能不全、子痫前期甚至妊娠滋养层疾病等情况,这包括源自滋养层组织的肿瘤。对trophoblast">滋养层细胞的研究提供了对这些状况的深入了解,并为治疗干预开辟了潜在的途径。 总之,trophoblast">滋养层细胞是一种了不起的细胞类型,在早期人类发育中发挥着关键作用。它促进植入、营养交换和激素产生的能力强调了它在确保健康妊娠中的重要性。随着科学的不断进步,未来对trophoblast">滋养层细胞的进一步研究可能会改善母亲和婴儿的结果,突显细胞生物学与生殖健康之间的复杂联系。
文章标题:trophoblast的意思是什么
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