未分化

结论专用培养基对MSC体外培养中保持未分化状态很关键。

Conclusion It is very important for special culture medium to keep undifferentiation state in MSC culture .

AKP染色阳性细胞在上述培养基中传至6代仍生长良好和保持未分化状态。

The alkaline - phosphatase - positive cells can be maintained growth well and undifferentiation until 6 passages .

肺小细胞未分化癌的多层螺旋CT表现

The Appearance of Multi-slice CT of Small Cell Undifferentiated Carcinoma

肝未分化胚胎性肉瘤的CT及MRI表现

CT and MRI findings of undifferentiated embryonal sarcoma of the liver

核因子κB在未分化甲状腺癌化疗耐药机制和治疗中的作用

Role of NF - κ B in Chemotherapy Resistance Mechanism and Combination Therapy in Anaplastic Thyroid Cancer

肺未分化癌p53基因蛋白的表达和预后相关性的研究

Expression of p53 Protein in Undifferentiated Lung Cancer as Related with Prognosis

一个小鼠未分化胚胎癌细胞特异cDNA的分子克隆

Molecular Cloning of a cDNA Sequence Specifically Expressed in Mouse Undifferentiated Embryonal Carcinoma Cell Lines

畸胎癌中除含有分化的三胚层来源的组织外，还含有未分化的胚胎癌细胞（Embryoniccarcinomacells，EC）。

Except for the differentiated cells derived from three germ layers , teratocarcinoma also have undifferentiated embryonic carcinoma cells ( EC ) .

骨形态发生蛋白（BMP）为诱导中胚层未分化间充质细胞向成骨细胞方向分化的诱导因子。

BMP induces differentiation of mesenchymal-type cells into osteoblast cells .

30例前列腺癌中，有10例P53和Rb同为阳性，P53在低分化和未分化癌中阳性表达明显高于高分化腺癌（P＜0.01）

P53 and RB positive expressions were obviously stronger in poorly differentiated and undifferentiated carcinoma than in highly differentiated adenocarcinoma .

结论对小细胞未分化肺癌行术前化疗能降低p53及p21蛋白表达阳性率；

Conclusion The positive expression rate of p53 and p21 protein were declined because of chemotherapy before operation .

胚胎干细胞（ES）是未分化的细胞培养物，来自动物的早期胚胎。

Embryonic stem ( ES ) cells are undifferentiated cell cultures derived from early developing embryos of animals .

ES细胞定向分化是一种高效的组织细胞再生手段，能避免由于未分化状态ES细胞残留而形成畸胎瘤的可能。

Direct differentiation of ES cells is an efficient method of cell replacement to purge residual teratoma-forming cells .

方法：应用免疫组织化学检测46例鼻咽未分化癌病例标本MMP-9表达情况。

Methods The expression of MMP-9 in 46 cases with undifferentiated nasopharyngeal carcinoma was detected with immunohistochemistry .

间充质干细胞（MesenchymalStemcells，MSCs）属于未分化的成体干细胞，是良好的基因载体，可作为基因治疗的载体细胞。

Mesenchymal stem cells ( MSCs ) are known as undifferentiated adult stem cells , and can be used as good gene vector for gene therapy .

培养在MEF上的兔类EG细胞也能较好的保持未分化状态，传了4代。

PGCs culture on MEF can also remained undifferentiated and cultured for 4 passages .

采用ABC免疫组织化学法对60例肺未分化癌进行p53蛋白阳性表达的研究。

The expression of tumor suppressor gene p53 in 60 patients with primary undifferentiated lung cancer was studied with ABC immunohistochemical technic .

神经干细胞（Neuralstemcell，NSC）是中枢神经系统内存在的具有自我更新能力和多种分化潜能的一种未分化细胞。

Neural stem cell ( NSC ) is an undifferentiated cell which is characterised self-renewal and multiple differentiation potentials in the central nervous system ( CNS ) .

在体外特定的、适宜的培养体系中，人ES细胞可接近无限增殖，并保持未分化状态和多向分化潜能。

In specific culture system in vitro , hES cells can proliferate unlimitedly and retain highly undifferentiated and pluripotent state .

原位杂交显示，GFRα1主要表达于未分化的精原细胞。

GFR α 1 mRNA was mainly expressed by undifferentiated spermatogonia .

1钙钴法碱性磷酸酶染色鉴定未分化ESCs。

2.1 Alkaline phosphatase test of undifferentiated ESCs by Ca - Co.

目的：探讨如何通过改善小鼠胚胎干细胞（Embryonicstemcell，ES）的培养条件来维持其未分化状态，提高嵌合体的制备效率。

Objective : To increase the efficiency of mouse embryonic stem cell ( ES ) chimeras production through improving the culture condition to maintain undifferentiated state of ES cells .

移植到PD大鼠纹状体后大部分神经前体细胞存活良好，移植细胞分别保持为未分化的nestin阳性的神经前体细胞和TH阳性的神经元。

And the grafted NPCs in the striatum of PD rats were survived and kept undifferentiated nestin-positive NPCs and differentiated into TH-positive neurons .

高分化肿瘤组织的DNA异倍体发生率与中分化及低分化或未分化的肿瘤相比，分别有显著性差异（P<0.05）和非常显著性差异（P<0.01）。

The incidence of DNA aneuploid in high differentiated tumor is lower than that in middle differentiated tumor ( P < 0.05 ) and low differentiated or undifferentiated tumor ( P < 0.01 ) .

未分化B细胞系Flt-3基因表达阳性率明显高于成熟B细胞ALL（P<0.05）。

The positive rate of Flt-3 expression in undifferentiated cell line was prominently higher than that in mature B cell ALL ( P < 0.05 ) .

45例SpA患者中未分化脊柱关节病（uSpA）23例，其骶髂关节骶骨比值升高占869%（2023例）；

In 45 patients with SpA , 23 cases were undifferentiated spondyloarthritis .

结果①未分化型、胚胎型肝母细胞瘤与胎儿型和混合型相比，MVD均显著增高（P<005）。

Results ① MVD of undifferentiated type , embryonic type were significantly higher than that of fetal type and mixed type .

胚胎干细胞（embryonicstemcells，ESCs）作为一种高度未分化细胞，可被诱导分化为包括生殖细胞在内的机体几乎所有的细胞类型。

Embryonic stem cell ( ESC ), as a kind of pluripotent cell line , can be differentiated into nearly all sorts of cell types , including germ cells .

RA33抗体阳性对预测未分化关节炎演变成RA有较高价值。

The presence of anti-RA33 has higher value in predicting undifferentiated arthritis that evolved to RA .

目的探讨类胚体中残留未分化胚胎干细胞（ESC）的特性。

Objective To explore the residual undifferentiated mouse embryonic stem cells ( ESCs ) in embryoid bodies .