Search Results - "SUJA, J. A"

Localisation of the SMC loading complex Nipbl/Mau2 during mammalian meiotic prophase I by Visnes, T., Giordano, F., Kuznetsova, A., Suja, J. A., Lander, A. D., Calof, A. L., Ström, L.

“…Evidence from lower eukaryotes suggests that the chromosomal associations of all the structural maintenance of chromosome (SMC) complexes, cohesin, condensin…”
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Dynamics of cohesin subunits in grasshopper meiotic divisions by Calvente, A, Viera, A, Parra, M. T, de la Fuente, R, Suja, J. A, Page, J, Santos, J. L, de la Vega, C. García, Barbero, J. L, Rufas, J. S

“…The cohesin complex plays a key role for the maintenance of sister chromatid cohesion and faithful chromosome segregation in both mitosis and meiosis. This…”
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Incomplete synapsis and chiasma localization: the chicken or the egg? by Viera, A, Santos, J L, Parra, M T, Calvente, A, Gómez, R, de la Fuente, R, Suja, J A, Page, J, de la Vega, C G, Rufas, J S

“…In the present study, and as a sincere tribute from the Cytogenetics teams from Madrid to Professor Máximo Drets on his 80th birthday, we have analyzed and…”
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X and B chromosomes display similar meiotic characteristics in male grasshoppers by Viera, A, Calvente, A, Page, J, Parra, M T, Gómez, R, Suja, J A, Rufas, J S, Santos, J L

“…We have analysed the chromosome organisation and the location and temporal appearance of different proteins in X and B chromosomes in the grasshopper…”
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Size heterogeneity of telomeric DNA in mouse meiotic chromosomes by Viera, A, Parra, M T, Rufas, J S, Suja, J A

“…Heterogeneity for the length of telomeric DNA sequences has been found among different mitotic chromosomes in several mammalian species. However, there are no…”
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Cohesin complexes and sister chromatid cohesion in mammalian meiosis by Suja, J A, Barbero, J L

“…Maintenance and precise regulation of sister chromatid cohesion is essential to ensure correct attachment of chromosomes to the spindle, thus preserving genome…”
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Mammalian STAG3 is a cohesin specific to sister chromatid arms in meiosis I by Barbero, José L, Prieto, Ignacio, Suja, José A, Pezzi, Nieves, Kremer, Leonor, Martínez-A, Carlos, Rufas, Julio S

“…Cohesins, which have been characterized in budding yeast and Xenopus, are multisubunit protein complexes involved in sister chromatid cohesion. Regulation of…”
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Colchicine promotes a change in chromosome structure without loss of sister chromatid cohesion in prometaphase I-arrested bivalents by Rodríguez, E M, Parra, M T, Rufas, J S, Suja, J A

“…In somatic cells colchicine promotes the arrest of cell division at prometaphase, and chromosomes show a sequential loss of sister chromatid arm and centromere…”
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The Ag-NOR proteins present a crescent-shaped distribution at the secondary constrictions of metaphase PtK1 chromosomes by Suja, J A, Hernandez-Verdun, D

“…The ultrastructural distribution of the proteins responsible for the silver staining of NORs was analyzed on serial thin sections of preembedded silver-stained…”
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Involvement of chromatid cohesiveness at the centromere and chromosome arms in meiotic chromosome segregation: a cytological approach by Suja, J.A, Antonio, C, Rufas, J.S

“…Kinetochores and chromatid cores of meiotic chromosomes of the grasshopper species Arcyptera fusca and Eyprepocnemis plorans were differentially silver stained…”
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Meiotic chromosome structure. Kinetochores and chromatid cores in standard and B chromosomes of Arcyptera fusca (Orthoptera) revealed by silver staining by Suja, J A, de la Torre, J, Giménez-Abián, J F, García de la Vega, C, Rufas, J S

“…The behaviour of two chromosome structures in silver-stained chromosomes was analyzed through the first meiotic division in spermatocytes of the acridoid…”
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Squash procedure for protein immunolocalization in meiotic cells by Page, J, Suja, J A, Santos, J L, Rufas, J S

“…Several techniques have been developed for protein immunolocalization in meiotic cells. However, most of them include treatments that lead to cell disruption…”
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Supernumerary heterochromatic segments associated with the nucleolar chromosomes of Pyrgomorpha conica (Orthoptera) contain methylated rDNA sequences by Suja, J.A, Antonio, C, Gonzalez-Garcia, J.M, Rufas, J.S

“…The two nucleolus organizing chromosome pairs of the grasshopper Pyrgomorpha conica can carry a proximal supernumerary heterochromatic segment. We employed…”
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Haspin participates in AURKB recruitment to centromeres and contributes to chromosome congression in male mouse meiosis by I, Berenguer, López-Jiménez, P, Mena, I, Viera, A, Page, J, González-Martínez, J, Maestre, C, Malumbres, M, Suja, J A, Gómez, R

“…Chromosome segregation requires that centromeres properly attach to spindle microtubules. This essential step regulates the accuracy of cell division and…”
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A cytogenetic analysis in Psophus stridulus (L.)(Orthoptera: Acridae): B-chromosomes and abnormal spermatid nuclei by SUJA, J. A, GOSALVEZ, J, LOPEZ-FERNANDEZ, C, RUFAS, J. S

“…The male chromosome complement of Psophus stridulus (L.) (Orthoptera: Acrididae) has been analyzed by using orcein staining, C-banding and silver impregnation…”
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Phosphorylated proteins are involved in sister-chromatid arm cohesion during meiosis I by Suja, J.A, Antonio, C, Debec, A, Rufas, J.S

“…Sister-chromatid arm cohesion is lost during the metaphase I/anaphase I transition to allow homologue separation. To obtain needed information on this process…”
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Meiosis in holocentric chromosomes: orientation and segregation of an autosome and sex chromosomes in Triatoma infestans (Heteroptera) by Perez, R, Rufas, J.S, Suja, J.A, Page, J, Panzera, F

“…The meiotic behaviour of the X chromosome and one autosomal pair of the heteropteran Triatoma infestans was analysed by means of C-banding plus DAPI staining…”
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Meiotic sister chromatid cohesion in holocentric sex chromosomes of three heteropteran species is maintained in absence of axial elements by Suja, J A, del Cerro, A L, Page, J, Rufas, J S, Santos, J L

“…It has been suggested that in species with monocentric chromosomes axial element (AE) components may be responsible for sister chromatid cohesion during…”
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Meiotic behaviour of holocentric chromosomes: orientation and segregation of autosomes in Triatoma infestans (heteroptera) by Perez, R, Panzera, F, Page, J, Suja, J.A, Rufas, J.S

“…The meiotic behaviour of the holocentric chromosomes of the heteropteran species Triatoma infestans has been analysed by means of orcein staining and C-banding…”
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Analysis of a centric shift in the S11 chromosome of Aiolopus strepens (Orthoptera: Acrididae) by SUJA, J. A, CAMACHO, J. P. M, CABRERO, J, RUFAS, J. S

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