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单词 Chromatin
例句
1) Nucleosome is the basic unit of chromatin.
2) A combination of parachromatin clearing with irregularly clumped chromatin.
3) Methylation of chromatin causes it to condense.
4) The DNA of chromatin must replicate before cell division.
5) MethodsThe sex chromatin in the cells of buccal mucous membrane of the 2 784 patients with mental disorders were examined by using a blinding and random way.
6) At this phase condensed , deeply staining chromatin masses are often seen in the nucleoplasm.
7) These patients are chromatin negative and exhibit XO/XY mosaicism with a high incidence of gonadal neoplastic transformation.
8) Chromatids --- The two parallel strands of chromatin, connected at the centromere, that constitute a chromosome after DNA synthesis.
9) This chromatin heterochromatin. The chromatin which stains less deeply than heterochromatin is called euchromatin.
10) Sperm membrane integrity,[http:///chromatin.html] Mitochondrial function and chromatin structure integrity can embody sperm quality.
11) Three indices of the genetical effect such as chromatin abnormity. sister chromatid exchange (SCE) and micronucleus rate were detected for benzol workers.
12) Chromatin is the material that makes up chromosomes; it consists of DNA complexed with proteins.
13) Chromatin hetropycnote partly in spermatogonium, then become highly coacervate to form chromosome at the stage of spermatid and at last decondense at the stage of spermatozoon.
14) As a epigenetic mark for the centromeric chromatin, CENP-A is a histone H3-like protein specific to centromeres.
15) The chromatin remodeling and histone acetylation were associated with transcription activation.
16) Minimally, the binding of protein to this element should alter the chromatin structure of the promoter.
17) All these data suggest that H5 is associated with chromatin that is inactive in transcription and replication.
18) The neoplastic fibroblastic cells resembled the reactive fibroblasts by containing fine chromatin and small distinct nucleoli without cellular atypia or mitotic figures.
19) In this condition, they are sometimes referred to collectively as the chromatin of the nucleus.
20) The H3.3A gene may be required to provide postmeiotic histone H3.3 in the male germ line in transition to chromatin packaging in sperm.
21) Chromosome breakpoints detected in T cell cancers frequently reside in chromatin regions associated with H 3 K 4 methylations.
22) The genetic switch involves acetylation, the introduction of an acetyl group into a molecule at the DNA level of chromatin resulting in genetic transcription.
23) A dominant feature of the cap cell is the distinct compach, nucleolus and its chromatin distributed throughout the karyoplasm.
24) There were some cell morphological changes of the TG, DG and ZG, including the chromatin condensed in margin and the pathological karyokinesis reduced obviously compared with the MG.
25) It could be found there were pyknosis of neuron, depolymerization of ribosome, accumulation of lipid droplets and lipofuscin, condensation of chromatin.
26) With the development of the spermatocyte the electron density in the chromatin showed a steady increase.
27) The key to nuclear transplantation with adult cells lies in nuclear reprogramming or chromatin remodeling.
28) SATB 1 also globally regulates histone status in the chromatin by recruiting histone - modifying enzymes to the target - loci.
29) The results are as follows:(1) Cold induced apoptosis in yeast cells, moreover, yeast cells display representive features such as chromatin condensation, DNA fragmentation and chromatin margination.
30) Contextual analysis suggests that the BEN domain mediates protein-DNA and protein-protein interactions during chromatin organization and transcription.
31) Results Compared with the control, THAP11 could make chromatin more condensible.
32) For the rehmannia group′s neurons, most of the nuclear membrane were clearly and completely, and basic nuclear chromatin showed a normal distribution, perinuclear space was clearly visible.
33) Alterations in nucleosome structure affect the accessibility of the DNA and can generate specialized domains of chromatin in the genome.
34) In human epithelial cells, sex chromatin appears as a small granule attached to the nuclear envelope.
35) Das Chromosom : Wenn die Zelle Desintegration Periode ist , kann das Chromatin das klares K? rprchen vorkommen.
36) However, few studies have taken advantage of DNA quantification by fluorometry for dynamic assessment of chromatin organization.
37) A375 S2 cells treated with diosgenin showed typical characteristics of apoptosis: loss of membrane microvilli, cytoplasmic hypervacuolization, condensation and margination of nuclear chromatin.
38) Luger and her colleagues next packaged the modified histones they received from Shokat's group into recombinant nucleosomes and chromatin.
39) As spermatid nucleus elongates, the chromatin fibers are unwound and join together to form ribbon structure.
40) To adapt to various states of chromatin, corresponding histone variants are incorporated in nucleosome, and certain modifications also occur on the variants tails.
40) is a online sentence dictionary, on which you can find good sentences for a large number of words.
41) Derepression of chromatin to an open conformation may lead to the promotion of gene transcription.
42) Core processes of epigenetic inheritance include DNA methylation, histone modification, nucleosome remodeling, nuclear dynamics and chromatin interaction with non-coding RNAs.
43) Recent results indicate that RNA signaling directs the tagging of the chromatin and thus gene expression.
44) Cellular aging is linked to deficiencies in efficient repair of DNA double strand breaks and authentic genome maintenance at the chromatin level.
45) Results Typical apoptosis morphological features included cell shrinkage and condensation and margination of nuclear chromatin were showed by light and electron microscopy.
46) Chromatin --- The complex of DNA and proteins of which chromosomes are composed. See also nucleosome.
47) The centrally located nucleus is spherical, with a prominent nucleolus and scattered chromatin granules. About 25% of the hepatocyte population are binucleate.
48) The central axial area of each chromatid is a low electronic density region or chromatin free compartment, in which there are lots of RNP.
49) The protein-DNA nucleosome complexes, in turn, are packed into repeating units called chromatin, which is the building block of chromosomes.
50) With this technique, total chromatin is first cut into single nucleosome-sized pieces.
51) SubjectTo explore the features of the abnormalities of the sex chromatin and the sex chromosome of the patients with mental disorders.
52) Apoptosis Chromatin yellow green concentration in inner membrane, showing vesicular membrane was bulging and apoptotic bodies.
53) Chicken liver chromatin component DNA : RNA : histone: non - histone ratio is 1∶0.
54) With this new set of tools, Luger and her colleagues did x-ray crystallographic and biophysical studies to see how methylation affects the structure of chromatin and nucleosomes.
55) Results:The oncocyte of Bizarre leiomyoma of uterus was atypical with obvious nucleolus and crude Chromatin.
56) An irregular aggregation of chromatin in the nucleus of a cell not undergoing mitosis.
57) The dynamic association of repair proteins with chromatin following DNA damage events has been analyzed in vivo with time-lapse fluorescence imaging and photobleaching techniques (22).
58) Histones , as basic components of nucleosome, are essential to chromatin structure and function.
59) Before synapsis, chromatin fibers condense at the chromosome axes forming the chromomeres.
60) The low-density areas on CT scan were consistent with the low-density of cells, abundentless nuclei chromatin and vacuoloid changes and microencapsulation in tumor mesenchyme on histology.
61) Results: For the neuron, we can find pyknosis of neuron, depolymerization of ribosome, accumulation of lipid droplets and lipofuscin, condensation of chromatin.
62) Our data suggest that these histone modifications may act cooperatively to prepare chromatin for transcriptional activation.
63) After synapsis, unwound chromatin fibers in the form of loops are in association with the lateral elements.
64) The tumor cells hae uniform vesicular nuclei with evenly distributed chromatin, and occasional small nucleoli.
65) Histones, as the basic components of nucleosome, are essential to chromatin structure and function.
66) In eukaryotic cells, the fundamental unit of chromatin is nucleosome, which is composed of a histone octamer with two copies of HA, HB, H and H and base pairs of DNA.
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