Preimplantation Genetic Screening: Polar Body Screening Study Launched

The efficacy of preimplantation genetic screening (PGS) has been one of the most hotly disputed subjects in assisted reproduction over the past few years. None of the trials carried out so far has shown conclusively whether it works or not. Now scientists have decided to try to find out if a novel method of doing PGS using polar body biopsy and chromosome array analysis offers a possible solution.

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