Mesenchymal stem cells ( MSC) have been identified in a variety of adult tissues as a population of pluripotential self-renewing cells. 间充质干细胞(MSC)已经被证实是一种多潜能自我更新细胞存在于多种成体组织中。
The process of change is self-renewing and self-vitalizing. 变化的过程是自我更新和自我增添活力的过程。
Males, whether they are mouse or man, generate a constant supply of new sperm from self-renewing spermatogonial stem cells. 不管是小鼠还是人类,雄性个体都能从具有自我复制能力的精原干细胞中不断产生新精子。
A vital agent only exists as this continually self-renewing process within its own limits. 有生命之物仅恃自身内容这种不断地更新的过程而持续其存在。
Increasing the number of endothelial cells or blood vessels in orthotopic brain tumor xenografts expanded the fraction of self-renewing cells and accelerated the initiation and growth of tumors. 在原位移植脑肿瘤局部增加内皮细胞或者血管的数量能够提高自我更新细胞的数量,加速肿瘤的发生和生长。
Breathing got self-renewing, but produced foam accumulation. 呼吸作用得到了吐故纳新,但产生了泡沫的堆积。
Conversely, depletion of blood vessels from xenografts ablated self-renewing cells from tumors and arrested tumor growth. 相反的,在异种移植物中消耗血管可使来自肿瘤的自我更新细胞消融并且阻止肿瘤生长。
We show that endothelial cells interact closely with self-renewing brain tumor cells and secrete factors that maintain these cells in a stem cell-like state. 我们的研究表明内皮细胞与能够自我更新的脑肿瘤细胞之间存在密切的交互作用,并且能够分泌细胞因子来维持这些细胞的干细胞状态。
It is concluded that the self-renewing potential of CD34~+ cells gradually decreased during expansion in vitro, co-culture with BM-MSC was helpful to CD34~+ cell expansion and slowed the loss trend of its self-renewal. 结论:脐血CD34+细胞体外扩增过程中自我更新能力逐渐下降。CD34+与BM-MSC共培养有助于减缓体外扩增的CD34+细胞自我更新能力的丧失。
DATA SYNTHESIS: Stem cells were initial cells with self-renewing, high proliferation and multiple-directional differentiation ability. 资料综合:干细胞是一类具有自我更新、高度增殖和多向分化潜能的原始细胞。
CONCLUSION: The protectant for cryopreservation by taking mycose as the main component can effectively maintain the abilities of self-renewing and multiple differentiation of mouse embryonic stem cells. 结论:以海藻糖为核心低温保护剂成分可有效维持小鼠胚胎干细胞的自我更新能力和多向分化能力。
DATA SYNTHESIS: ① Stem cells possess the capability of self-renewing and high proliferation. Based on the potential of differentiation, stem cells are divided into totipotent and pluripotent stem cells. 资料综合:①干细胞具有自我更新和高度增殖能力,根据其分化潜能不同可以分为全能干细胞和多能干细胞。
We confirmed the immortalized neural stem cells remain kept undifferentiated feature and had self-renewing capacity and multipotency. 证实了永生化神经干细胞仍然保持着未分化状态,能够自我更新、自我维持以及具有多向分化潜能,而且生长速率明显加快,分裂增殖能力明显增强。
Conclusion The hMSC-TERT still retains the self-renewing characteristics of bone marrow stromal stem cells and pluripotent differentiation potential. 结论hMSC-TERT细胞依然保留骨髓基质干细胞的自我更新特性及多向分化潜能。
As one appendix organ of skin, hair follicles play an important role in skin self-renewing hair growth and tumor origin. 毛囊作为皮肤重要的附属器官,它在皮肤的自我更新、毛发的生长和皮肤肿瘤的发生上起重要的作用。
The immortalized neural stem cells have advantageous characteristics as follows: ( 1) They are self-renewing and can be expanded to large numbers in culture; 永生化神经干细胞具有如下优点:(1)它们在体外可以自我更新,并能大量增殖;
CONCLUSION: The NSCs, which are nestin-positive, can be acquired from fetal and neonatal rat cerebral cortex, and have the ability of self-renewing and amplified passage in vitro. 结论:从胚胎鼠和新生鼠的大脑皮质均能够成功分离培养出神经干细胞,表达神经干细胞特异性标志蛋白Nestin,并具有自我更新及体外扩增传代能力。
Neural stem cells ( NSCs) exist widely in the mammalian central nervous system and posses the capability of self-renewing, self-duplication, and the potentiality of differentiating into various neural cells. 神经干细胞(NeuralStemCells,NSCs)是指中枢神经系统(centralnervoussystem,CNS)存在的具有自我更新自我增殖能力和多种分化潜能的特殊细胞群。
The separated and purified cells were of self-renewing ability, multi-differentiating potential, and strong proliferative ability. 分离纯化后的细胞具有自我更新能力和多分化潜能,有很强的增殖能力。
The MSCs have the capacity of self-renewing, expansion and proliferation in vitro. 其具有在体外自我更新和增殖、多向分化潜能的能力。
Neural stem cells are the multipotential, self-renewing cells in many regions of the mammalian central nervous system. They are able to differentiate into neurons, astrocytes and oligodendrocytes under certain conditions. 神经干细胞(NSC)是神经系统中能够自我更新并具有多向分化潜能的细胞,在一定条件下能分化为神经元、星形胶质细胞和少突胶质细胞。
During the self-renewing of tissues, stem cell must keep proliferating and differentiating to maintain the amount of stem cells and to generate differentiated cells in order to maintain the the number and the functions of the cells. 在组织更新过程中,需要干细胞(StemCell)的不断增殖和分化,维持干细胞群体的大小,分化出子细胞,保持总的细胞群体的恒定和各种生理功能。
Conclusions: The neural stem cells isolated from spinal cord had the ability of proliferating and self-renewing, and possessed ability to differentiate into neurons. 结论:从大鼠胚胎脊髓组织中分离得到的细胞具有不断增殖和自我更新能力,并具有分化为神经元的潜能。
The rapid self-renewing homeostasis is important for intestinal mucosa to maintain the appropriate structure and function. 这种细胞动态更新对维持肠粘膜正常的结构和功能有重要意义。