Oocyte vitrification technology has made egg-sharing donation easier in China
نویسندگان
چکیده
منابع مشابه
Efficacy of oocyte vitrification combined with blastocyst stage transfer in an egg donation program.
BACKGROUND A successful oocyte vitrification program is important for women with various indications for assisted reproduction technology. The objective of this study was to report the outcome of vitrification of oocytes, obtained through an oocyte donation program, by evaluating the embryo development, pregnancy and implantation rates (IRs) after blastocyst transfer. METHODS A total of 1098 oo...
متن کاملStringent regulation of oocyte donation in China.
Currently in China, health regulations permit oocyte donation only from IVF/ICSI patients who have 20 or more mature oocytes retrieved from a single cycle, of which at least 15 must be kept for their own treatment. Oocyte donation from non-patients and commercial transaction of human gametes are strictly prohibited by law. Additionally, embryos derived from donated oocytes must be cryopreserved...
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The question of payment to egg donors has recently focused the attention of both the Human Fertilisation and Embryology Authority (HFEA) and licensed clinics. An acute shortage of egg donors and the rising costs of assisted conception treatment are matters of grave concern to many patients. To understand the emotional and social effects of egg sharing and egg donation, we conducted a survey of ...
متن کاملClinical validation of a closed vitrification system in an oocyte-donation programme.
Controversy exists about the risk of microbiological contamination from direct contact with unsterile liquid nitrogen during oocyte vitrification. The aim of this observational study was to evaluate the effectiveness of oocyte vitrification using a high-security closed vitrification system in a donation programme. Oocyte vitrification was performed using CBS High Security closed straws (Cryo Bi...
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Lewbel and Pendakur (2008) develop the idea of implicit Marshallian demands. Implicit Marshallian demand systems allow the incorporation of both unobserved preference heterogeneity and complex Engel curves into consumer demand analysis, circumventing the standard problems associated with combining rationality with either (or both) unobserved heterogeneity and high rank in demand. They also deve...
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ژورنال
عنوان ژورنال: Reproductive BioMedicine Online
سال: 2012
ISSN: 1472-6483
DOI: 10.1016/j.rbmo.2011.11.002