Embryo development of fresh 'versus' vitrified metaphase II oocytes after ICSI: a prospective randomized sibling-oocyte study
نویسندگان
چکیده
منابع مشابه
Embryo development of fresh ‘versus’ vitrified metaphase II oocytes after ICSI: a prospective randomized sibling-oocyte study
BACKGROUND A successful oocyte cryopreservation programme is of utmost importance where a limited number of oocytes can be inseminated per cycle, to overcome legal and ethical issues related to embryo storage, for oocyte donation programmes and for fertility preservation (especially for cancer patients). Vitrification has been recently proposed as an effective procedure for this purpose. METH...
متن کاملFertilization and Embryo Development of Fresh and Cryopreserved Sibling Oocytes
Background The pattern of Islamic fasting differs from other forms of fasting, therefore its effect on health also differs. This research studies the effect of Islamic fasting on gonadotropin hormones around the time of the ovulatory cycle and ovulation. MaterialsAndMethods This self-controlled study was performed on 24 adult females. Blood sampling was performed during Ramadan and two months l...
متن کاملHow does vitrification affect oocyte viability in oocyte donation cycles? A prospective study to compare outcomes achieved with fresh versus vitrified sibling oocytes.
STUDY QUESTION How does vitrification affect oocyte viability? SUMMARY ANSWER Vitrification does not affect oocyte viability in oocyte donation cycles. WHAT IS KNOWN ALREADY Oocyte vitrification is performed routinely and successfully in IVF and oocyte donation programs. STUDY DESIGN, SIZE, DURATION This is a prospective study performed between June 2009 and February 2012 to compare ongoi...
متن کاملOocyte vitrification: A local validation of the method
Is there a really need to validate oocyte vitrification technique in an ART laboratory before establishing it in daily practice? Validation of micromanipulationbased technique, in this case oocyte vitrification, is essential prior to enlarging its use to routine practice. Oocyte vitrification is a new worldwide used technique and legal recently in France. This micromanipulation needs to be perf...
متن کاملfertilization and embryo development of fresh and cryopreserved sibling oocytes
background: the pattern of islamic fasting differs from other forms of fasting, therefore its effect on health also differs. this research studies the effect of islamic fasting on gonadotropin hormones around the time of the ovulatory cycle and ovulation. materials and methods: this self-controlled study was performed on 24 adult females. blood sampling was performed during ramadan and two mont...
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ژورنال
عنوان ژورنال: Human Reproduction
سال: 2009
ISSN: 0268-1161,1460-2350
DOI: 10.1093/humrep/dep346