Search Results - "Szöllösi, M S"

Differential Transcriptional Activity Associated with Chromatin Configuration in Fully Grown Mouse Germinal Vesicle Oocytes by BOUNIOL-BALY, C, HAMRAOUI, L, GUIBERT, J, BEAUJEAN, N, SZÖLLÖSI, M. S, DEBEY, P

“…It was previously shown that fully grown ovarian germinal vesicle (GV) oocytes of adult mice exhibit several nuclear configurations that differ essentially by…”
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Competent mouse oocytes isolated from antral follicles exhibit different chromatin organization and follow different maturation dynamics by Debey, P, Szöllösi, M S, Szöllösi, D, Vautier, D, Girousse, A, Besombes, D

“…After labelling DNA with the specific vital fluorophore Hoechst 33342, oocytes, isolated by puncture from antral follicles in adult mice, have two essentially…”
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Blebbing of the nuclear envelope of mouse zygotes, early embryos and hybrid cells by SZOLLOSI, M. S, SZOLLOSI, D

“…In the mouse zygote and in two-cell stage embryos the inner leaflet of the nuclear envelope of pronuclei and that of blastomere and polar body II nuclei…”
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In vivo aging of oocytes influences the behavior of nuclei transferred to enucleated rabbit oocytes by Adenot, Pierre G., Szöllösi, Maria S., Chesné, Patrick, Chastant, Sylvie, Renard, Jean-Paul

“…The present study examined nuclear remodeling in rabbit nuclear transfer (NT) embryos formed from metaphase II (MII) oocytes aged in vivo until 19 hr…”
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Development-dependent localization of nuclear antigens in growing mouse oocytes by Borsuk, Ewa, Vautier, Dominique, Szöllösi, Maria S., Besombes, Didier, Debey, Pascale

“…We have analyzed the distribution of nuclear and nucleolar proteins during the period of oocyte's growth. Oocytes were isolated mechanically or enzymatically…”
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Relationship between sperm nucleus remodelling and cell cycle progression of fragments of mouse parthenogenotes by Szöllösi, M S, Borsuk, E, Szöllösi, D

“…Nucleate and anucleate fragments of parthenogenetically activated mouse oocytes, as well as cybrids obtained by fusion of anucleate fragments (cytoplasts) of…”
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Changes in embryonic 8-cell nuclei transferred by means of cell fusion to mouse eggs by CZOLOWSKA, R, SZÖLLÖSI, D

“…Metaphase II and activated mouse oocytes were fused with 8-cell blastomeres, and morphological changes in the transferred nuclei were followed using light and…”
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Centrosomes with striated rootlets in rabbit zygotes by Szöllösi, M S, Adenot, P, Szöllösi, D

“…An electron microscopic study of the rabbit zygote has shown the presence of numerous paracrystalline structures (PSs) around the pronuclei. The majority of…”
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Remodeling of mouse thymocyte nuclei depends on the time of their transfer into activated, homologous oocytes by SZOLLOSI, D, CZOŁOWSKA, R, SZOLLOSI, M. S, TARKOWSKI, A. K

“…The potential of parthenogenetically activated mouse oocytes to remodel somatic cell nuclei was studied by ultrastructural means using oocyte-thymocyte…”
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Conditions Favoring RNA Polymerase I Transcription in Permeabilized Cells by Masson, C., Bouniol, C., Fomproix, N., Szöllösi, M.S., Debey, P., Hernandez-Verdun, D.

“…RNA synthesis can be detected in nuclei using modified RNA precursors (Br-UTP) introduced in permeabilized cells. Surprisingly, RNA pol I transcripts are…”
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Chromatin behaviour under influence of puromycin and 6-DMAP at different stages of mouse oocyte maturation by SZOLLOSI, M. S, DEBEY, P, SZOLLOSI, D, RIME, H, VAUTIER, D

“…Preovulatory mouse oocytes were cultured in vitro up to each subsequent stages of maturation: germinal vesicle (GV), germinal vesicle breakdown (GVBD), groups…”
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Inhibition of protein kinases by 6-dimethylaminopurine accelerates the transition to interphase in activated mouse oocytes by Szöllösi, M S, Kubiak, J Z, Debey, P, de Pennart, H, Szöllösi, D, Maro, B

“…Mouse oocyte activation is followed by a peculiar period during which the interphase network of microtubules does not form and the chromosomes remain condensed…”
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Fusion with Activated Mouse Oocytes Modulates the Transcriptional Activity of Introduced Somatic Cell Nuclei by Borsuk, Ewa, Szöllösi, Maria S., Besombes, Didier, Debey, Pascale

“…We have analyzed the transcriptional activity of somatic cell nuclei fused with artificially activated mouse oocytes. Two types of somatic cells have been…”
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Dynamics of paternal chromatin changes in live one-cell mouse embryo after natural fertilization by Adenot, P G, Szöllösi, M S, Geze, M, Renard, J P, Debey, P

“…Using video-enhanced fluorescence microscopy, we describe in live mouse zygotes the paternal chromatin changes undergone after fertilization. We focus on the…”
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Nuclear envelope removal/maintenance determines the structural and functional remodelling of embryonic red blood cell nuclei in activated mouse oocytes by Szöllösi, D, Czołowska, R, Borsuk, E, Szöllösi, M S, Debey, P

“…Nuclei of embryonic red blood cells (e-RBC) from 12-day mouse fetuses are arrested in G0 phase of the cell cycle and have low transcriptional activity. These…”
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Sperm penetration into immature mouse oocytes and nuclear changes during maturation: an EM study by Szöllösi, D, Szöllösi, M S, Czolowska, R, Tarkowski, A K

“…The ultrastructure of oocyte and sperm nuclei was studied in mouse ovarian oocytes inseminated in vitro and cultured for 1 1/2 and 3 h in a medium containing…”
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Inhibition of protein kinase by 6-dimethylaminopurine accelerates the transition to interphase in activated mouse oocytes by SZÖLLÖSI, M. S, KUBIAK, J. Z, DEBEY, P, DE PENNART, H, SZÖLLÖSI, D, MARO, B

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Effects of puromycin and 6-DMAP on mouse oocyte maturation by Szollosi, M S, Debey, P, Szollosi, D, Rime, H

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