核仁
- nucleolus;kernel;kernel (of a fruit-stone);plasmosome
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(1) [nucleolus]∶代谢期中为典型的组织化的小体,蛋白结构为主,或被认为是司合成的中心或被认为是一个储存细胞,通常在有丝分裂中消失,在每次分裂后与SAT。-染色体的核仁组成中心接触而又重新形成
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(2) [kernel (of a fruit-stone)]∶种子外皮内边的部分--常指可食用的种子和坚果、核果及类似果实的内果皮里边的部分
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枫泾猪G带、C带及银染核仁组织区(NOR)的研究
Study on Giemsa g , C-banding and silver-stained nucleolus organizer regions in Fengjing pig
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肺癌淋巴结转移的CT表现与细胞核仁组成区关系
The Correlation Between CT Features and Cell Nucleolus Organizer Region of lymph Nodes Metastasis of lung Cancer
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鼻腔癌及乳头状瘤DNA流式细胞术与核仁组成区嗜银蛋白定量分析的相关性研究
Correlation between DNA Flow Cytometry and Nucleolar Organizer Region Data in Nasal Cancer and Papilloma
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核仁小分子RNA基因的起源初探
A Preliminary Study on the Origin of Small Nucleolar RNAs
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植物核仁小分子RNA及其研究进展
Recent Research Advances in Plant Small Nucleolar RNA
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核仁素是一种多功能的RNA结合蛋白,与细胞凋亡密切相关。
Nucleolin is a multifunctional RNA-binding protein , and is closely associated with apoptosis .
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真核细胞核仁内的DNA超微结构对于阐述rRNA转录位点有着重要的意义。
Ultrastructure of nucleolar DNA is most important to elucidate transcription site of rRNA .
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胃癌细胞核仁组成区和DNA含量FCM检测及相互关系的研究
Studies on Nucleolar Organizer Regions , Nuclear DNA FCM Analysis and Correlations Between Them in Gastric Carcinoma
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核仁素表达下调对C2C(12)细胞增殖与凋亡的影响
Effect of nucleolin down-regulation on the proliferation and apoptosis in C_2 C_ ( 12 ) cells
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核仁小分子RNA及其基因组织形式
SnoRNA and its Gene Organization
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海马CA3区神经元的RNA、衰老色素、核仁体积和细胞数的年龄变化
Age changes of rna , lipofuscin , nucleolar volume and number of neurons in hippocampal ca_3 area of rats
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授粉后18~21h,精子和卵细胞开始融合,24h后形成一个核仁的受精卵;
The egg cell was fertilized in 24 hours after pollination .
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3个月后检测乳腺增生、核仁形成区嗜银蛋白(AgNOR)和DNA含量。
Months later , the status of breast hyperplasia , AgNOR and DNA content were measured .
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营养核无核仁及染色质,与生殖细胞相连形成雄性生殖单位(malegermunit)。
The vegeta - tive nucleus without nucleolus without nucleolus and chromatin is associated with generative cell to form a male germ unit .
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rDNA的复制时期最早起始于G1期的较晚时期,此时只有少数细胞核仁中的rDNA进行复制;
In the late - G1 phase , rDNA replication began .
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大鼠肝细胞核仁超微结构与rDNA分布位点
Nucleolus ultrastructure and distribution sites of rDNA of rat liver cells
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银染核仁组织者区(Ag-NOR)显示细胞核内Ag-NOR计数亦明显下降。
Argyrophil method for nucleolus organizer region ( Ag-NOR ) showed the Ag-NOR numbers in nucleus also significantly decreased .
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核仁是细胞中合成rRNA的场所,与细胞的蛋白质合成密切相关。
Nucleolus is rRNA transcription site and correlated with proteins synthesis .
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不良孕产夫妇核仁组织区rRNA基因活性的研究
Study on Activity of NOR rRNA Gene in Couples With Adverse Pregnancy
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豌豆细胞核仁中rDNA的超微定位和排布构型
In situ distribution and configuration of rDNA in the nucleolus of Pisum sativum
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外源DNA或染色质在非洲爪蟾卵提取物中可以诱导细胞核样结构的重建。重建核除不具有核仁样结构外,在其它形态结构上与真核细胞核十分相似。
Nuclei assembled in Xenopus egg extracts from exogenous DNA or chromatin are morphologically similar to normal eukaryotic nuclei except that they do not contain nucleolus - like structure .
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基于DEA联盟博弈核仁解的固定成本分摊方法研究
The Methodological Study of Allocating the Fixed Cost Based on the Nucleolus in Data Envelopment Analysis and Cooperative Game
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S期和G2期细胞中核仁数目减少,体积相对变大;
In S and G2 phase , the cell had bigger but fewer nucleoli .
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核仁型则与SSc患者为最多,阳性3例;
Cases were the type of nucleolar ( most in SSc ) .
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核仁组成区相关蛋白(AgNOR)在痣和恶性黑色素瘤诊断中的价值
The value of AgNOR in the diagnosis of naevi and malignant melanoma
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rRNA前体剪切是发生在核仁中的重要生物学事件。
Processing of pre_rRNA is one of the major events taking place in the nucleolus .
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提示Act23-21可能有抑制核仁rRNA合成的作用。
The ultrastructural changes suggest that Act 23 & 21 probably possesses an inhibitory effect on synthesis of nucleolar rRNA .
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大蒜细胞周期中核仁超微结构与rRNA转录及剪切位点的动态变化
Dynamic Changes of Nucleolar Ultrastructure and the Sites of rRNA Transcription and Processing during the Cell Cycle in Allium Sativum
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接下来在模糊联盟处于不同的约束条件下,给出了重复n人模糊合作对策的τ-核心、核仁并讨论了它们的性质及其之间的关系。
The next we introduce τ - core and nucleolus of the repeated fuzzy cooperative game under different condition in the fuzzy allocation n - person fuzzy cooperative game as well as discussed relation each other .
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结果表明,离体培养后4h,核仁体积开始增大,培养35天时,其体积增长了45倍。
The results demonstrated that the volume of the nucleoli began to increase after 4 h of protoplast culture .