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Haut PDF The role of the kinetochore in chromosome segregation during Meiosis I

Haut PDF The role of the kinetochore in chromosome segregation during Meiosis I ont été compilés par 123dok FR

The role of the kinetochore in chromosome segregation during Meiosis I

The role of the kinetochore in chromosome segregation during Meiosis I

... to the metaphase plate where the centromere-kinetochore-microtubule attachment is ...anaphase, the kinetochores still attached to the centromeres pull apart the homologous ... Voir le document complet

87

Analysis of Chromosome Segregation, Histone Acetylation, and Spindle Morphology in Horse Oocytes

Analysis of Chromosome Segregation, Histone Acetylation, and Spindle Morphology in Horse Oocytes

... perturb the faithful chromosomal partitioning between the secondary oocyte and the first polar body, the number of chromosomes at the MII stage was counted, as it represents ... Voir le document complet

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en fr Study of the role of the ter region in chromosome positioning, chromosome segregation and control of cell division in Escherichia coli Etude du rôle de la région terminale du chromosome dans le positionnement, la ségrégation du chromosome et le contrôle de la division cellulaire chez Escherichia coli

... du chromosome in vivo, le groupe de ...le chromosome : deux sites éloignés, mais appartenant à une même région, ont une fréquence de recombinaison plus élevée que deux sites rapprochés, appartenant à ... Voir le document complet

321

The Arabidopsis homologue of Xrcc3 plays an essential role in meiosis.

The Arabidopsis homologue of Xrcc3 plays an essential role in meiosis.

... is the case for the RAD51 knockout (Tsuzuki et al, 1996), targeted disruption of mouse RAD51B, RAD51D and XRCC2 leads to embryonic lethality (Shu et al, 1999; Deans et al, 2000; Pittman and ... Voir le document complet

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Aurora B and condensin are dispensable for chromosome arm and telomere separation during meiosis II

Aurora B and condensin are dispensable for chromosome arm and telomere separation during meiosis II

... round of DNA replication followed by two series of chromosome ...segregation. Meiosis I relies on the pairing of replicated homologous chromosomes and on the ... Voir le document complet

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Regulation of kinetochore localization of the Spindle checkpoint kinase Bub1

Regulation of kinetochore localization of the Spindle checkpoint kinase Bub1

... (SGO1) The equal distribution of chromosomes into daughter cells dictates that sister chromatids remain together till anaphase during which they are separated and move towards opposite poles (259, ... Voir le document complet

178

FtsK, a literate chromosome segregation machine

FtsK, a literate chromosome segregation machine

... among the first divisome proteins to localize at midcell and its localization is required for the recruitment of other divisome components (Wang and Lutkenhaus, 1998; Yu et ...expression of ... Voir le document complet

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Meiosis reveals the early steps in the evolution of a neo-XY sex chromosome pair in the African pygmy mouse Mus minutoides

Meiosis reveals the early steps in the evolution of a neo-XY sex chromosome pair in the African pygmy mouse Mus minutoides

... Given the arguments above and the results presented here, we propose that additional structural factors likely play an important role in recombination reduction/suppression in ...is ... Voir le document complet

28

Control of the mitotic exit network during meiosis

Control of the mitotic exit network during meiosis

... 2003). During meiosis, the MEN has lost its essential function to promote the final stages of chromosome segregation, but at least CDC15 has been co-opted to fulfill a ... Voir le document complet

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Recombination-Independent Mechanisms and Pairing of Homologous Chromosomes during Meiosis in Plants

Recombination-Independent Mechanisms and Pairing of Homologous Chromosomes during Meiosis in Plants

... that the formation of the bouquet is a recombination-independent event (Trelles-Sticken et ...important role in homolog pairing in ...with the initiation of ... Voir le document complet

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A stochastic model of kinetochore–microtubule attachment accurately describes fission yeast chromosome segregation

A stochastic model of kinetochore–microtubule attachment accurately describes fission yeast chromosome segregation

... classes of forces are considered: passive forces and active ...are the viscous drag applied to the SPBs and the kinetochores, the damped spring that links the attachment sites to ... Voir le document complet

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Chromosome Segregation: Keeping Kinetochores in the Loop

Chromosome Segregation: Keeping Kinetochores in the Loop

... that the conserved loop region of Ndc80 plays a key role in controlling spindle dynamics in fission yeast and the formation of proper end-on kinetochore–microtubule ... Voir le document complet

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Centromere proteins CENP-C and CAL1 functionally interact in meiosis for centromere clustering, pairing, and chromosome segregation

Centromere proteins CENP-C and CAL1 functionally interact in meiosis for centromere clustering, pairing, and chromosome segregation

... [type I second-site noncomplementation (35)] between the mutations causing C- terminal truncations of CENP-C and CAL1 is unusual and in- ...provide the opportunity to investigate ... Voir le document complet

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Small-scale gene duplications played a major role in the recent evolution of wheat chromosome 3B

Small-scale gene duplications played a major role in the recent evolution of wheat chromosome 3B

... study the organization and evolution of complex ...sequence of wheat chromosome 3B (774 Mb), which provides an excellent opportunity to study the evolutionary dynamics of a large ... Voir le document complet

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The role of kidney in the inter-organ coordination of endogenous glucose production during fasting

The role of kidney in the inter-organ coordination of endogenous glucose production during fasting

... metabolism during fasting in K-G6pc -/- ...signs of CKD after 6 months of G6pc deletion [16] , we here used mice three weeks after tamoxifen ...mice during fasting ( Figure 1 A and ... Voir le document complet

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The discriminant role of mechanics during cell migration

The discriminant role of mechanics during cell migration

... place during many biological events such as embryogenesis, bone remodelling, immune response or ...differ in morphology and function, their translocation from one site to another occurs in a very ... Voir le document complet

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Masculinization of the X Chromosome in the Pea Aphid

Masculinization of the X Chromosome in the Pea Aphid

... on the X chromosome and autosomes in species with an XY sex-determination system, with effects (masculinization or feminization of the X) depending on the dominance of ... Voir le document complet

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The role of ubiquitination and deubiquitination in the regulation of BRCA1 function during genotoxic stress

The role of ubiquitination and deubiquitination in the regulation of BRCA1 function during genotoxic stress

... regulation of BRCA1 under different stress conditions could be critical for breast cancer diagnostic, prognostic and ...Although the DUB siRNA screen provided potential candidates, studies are needed to ... Voir le document complet

140

Analysis of the impact of the absence of RAD51 strand exchange activity in Arabidopsis meiosis

Analysis of the impact of the absence of RAD51 strand exchange activity in Arabidopsis meiosis

... consists of 7 members in plants and animals: RAD51, DMC1 and the five RAD51 paralogs: RAD51B, RAD51C, RAD51D, XRCC2 and ...catalyse the key recognition and invasion of a homologous DNA ... Voir le document complet

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Role of the southern Indian Ocean in the transitions of the monsoon-ENSO system during recent decades

Role of the southern Indian Ocean in the transitions of the monsoon-ENSO system during recent decades

... The Tropospheric Biennial Oscillation (TBO) is defined as the tendency for strong ISMs to be followed by a strong North AUstralian Summer Monsoon (AUSM) six months later and by a relatively weak ISM one ... Voir le document complet

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