Journal Article

Live birth from a zygote cryopreserved for 8 years.

K J Go, S L Corson, F R Batzer and J L Walters

in Human Reproduction

Published on behalf of European Society of Human Reproduction and Embryology

Volume 13, issue 10, pages 2970-2971
Published in print October 1998 | ISSN: 0268-1161
Published online October 1998 | e-ISSN: 1460-2350 | DOI:
Live birth from a zygote cryopreserved for 8 years.

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After a cryopreservation period of 8 years, four zygotes were thawed and transferred to the patient's uterine cavity. A singleton pregnancy resulted in the delivery of a normal male. This case report offers evidence that long terms of cryopreservation are consistent with full developmental potential post-thaw, and encourages further examination of imposing limits on length of storage of frozen concepti.

Journal Article.  0 words. 

Subjects: Reproductive Medicine

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