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dc.contributor.author
de Vincentiis, Sabrina
dc.contributor.author
de Martino, Evelyn
dc.contributor.author
Buffone, Mariano Gabriel
dc.contributor.author
Brugo Olmedo, Santiago
dc.date.available
2017-08-11T15:15:36Z
dc.date.issued
2012-11
dc.identifier.citation
de Vincentiis, Sabrina; de Martino, Evelyn; Buffone, Mariano Gabriel; Brugo Olmedo, Santiago; Use of metaphase I oocytes matured in vitro is associated with embryo multinucleation; Elsevier Inc; Fertility And Sterility; 99; 2; 11-2012; 414-421
dc.identifier.issn
0015-0282
dc.identifier.uri
http://hdl.handle.net/11336/22164
dc.description.abstract
Objective: To evaluate the impact of oocyte maturational stage at retrieval on embryo multinucleation. Design: Retrospective study. Setting: Private institution for assisted reproduction. Patient(s): A total of 412 patients undergoing 500 intracytoplasmic sperm injection (ICSI) cycles between August 2006 and September 2010. Intervention(s): Routine ICSI laboratory procedures. Main Outcome Measure(s): Normal and abnormal fertilization; embryo development; arrest at pronuclear stage; failure to undergo first mitotic division; presence of embryo multinucleation; embryo quality; pregnancy, implantation, and miscarriage rates. Result(s): A significantly lower percentage of multinucleation was found in embryos originating from metaphase II (MII) oocytes when compared with MI–II- and MI-derived oocytes. Significantly fewer multinucleated cells per embryo were observed in MII-derived oocytes. Clinical pregnancy and implantation rates were significantly higher when only embryos derived from MII oocytes were transferred. Conclusion(s): Embryo multinucleation rate increases when in vitro–matured (2–5 hours incubation) MI (MI–II) oocytes are used instead of in vivo–matured oocytes in ICSI. Furthermore, all other ICSI outcome parameters are also compromised. The use of donated gametes does not modify these results. (Fertil Steril! 2013;99:414–21. "2013 by American Society for Reproductive Medicine.)
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Inc
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Oocyte
dc.subject
Methapase Ii
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Multinucleation
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Fertilization
dc.subject
Clinical Trial
dc.subject.classification
Bioquímica y Biología Molecular
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Ciencias Biológicas
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CIENCIAS NATURALES Y EXACTAS
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Reumatología
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Medicina Clínica
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CIENCIAS MÉDICAS Y DE LA SALUD
dc.title
Use of metaphase I oocytes matured in vitro is associated with embryo multinucleation
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2015-05-27T18:05:06Z
dc.identifier.eissn
1556-5653
dc.journal.volume
99
dc.journal.number
2
dc.journal.pagination
414-421
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: de Vincentiis, Sabrina. Centro Médico Seremas; Argentina
dc.description.fil
Fil: de Martino, Evelyn. Centro Médico Seremas; Argentina
dc.description.fil
Fil: Buffone, Mariano Gabriel. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología y Medicina Experimental. Fundación de Instituto de Biología y Medicina Experimental. Instituto de Biología y Medicina Experimental; Argentina
dc.description.fil
Fil: Brugo Olmedo, Santiago. Centro Médico Seremas; Argentina
dc.journal.title
Fertility And Sterility
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/ 10.1016/j.fertnstert.2012.10.028
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0015028212023400
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