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剪接体(spliceosome)
在剪接过程中形成的剪接复合物称为剪接体,剪接体的主要组成是蛋白质和小分子的核RNA(snRNA)。复合物的沉降系数约为50～60S,它是在剪接过程的各个阶段随着
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Analysing Kinetochore Function in Human Cells: Spindle Checkpoint and Chromosome Congression
During cell division microtubules of the mitotic spindle segregate the duplicate
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Working Cell Bank
Working Cell BankAuthor: Nanci DonackiSource: Contributed by Nanci DonackiAbstra
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Covalent Immobilization of Enzymes to Graphitic Particles
The use of carbon as a support material for enzymes is receiving increasing atte
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Manipulating and Imaging the Early Xenopus laevis Embryo
Over the past half century, the Xenopus laevis embryo has become a popular model
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Derivation and Culture of Canine Embryonic Stem Cells
The derivation of canine embryonic stem cells (cESCs) represents a significant a
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Direct Sequencing of Differential Display PCR Products
The polymerase chain reaction (PCR)-based mRNA differential display (1 ) has bec
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Two-Hybrid Analysis of RasRaf Interactions
The yeast two-hybrid system ( 1 ) is a genetic method that enables the experimen
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Special Stains for Extracellular Matrix
Extracellular matrix and cells are the components of connective tissue. Extracel
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Direct MALDI-TOF Mass Spectrometric Peptide Profiling of Neuroendocrine Tissue of Drosophila
Direct MALDI-TOF mass spectrometric peptide profiling is increasingly used to an
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Manipulation of Gene Expression During Zebrafish Embryonic Development Using Transient Approaches
The rapid embryonic development and high fecundity of zebrafish contribute to th
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Isolation, Characterization, and Transplantation of Adult Liver Progenitor Cells
Many chronic liver diseases are life-threatening. When the liver loses the abili
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Restriction Enzymes
Restriction enzymes are endonucleases that recognize specific double-stranded DN
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Use of Fluorescence Spectroscopy to Study the Regulation of Small G Proteins
The Ras-like low-molecular-weight guanosine triphosphate (GTP)-binding proteins
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Techniques for the Study of Apoptosis in Bone
There has been great interest in the identifying the mechanisms by which apoptos
