a 35 year-old woman at 7-week gestational age was referred to our hospital. the patient was diagnosed with the heterotopic interstitial pregnancy by transvaginal ultrasonography after receiving in vitro fertilization (ivf) and embryo transfer. laparoscopic excision and curettage was successfully performed at 8.4-gestational age under general anesthesia and the patient was discharged 2 days afte...

Embryo transfer is an important technology to improve and increase the high genetic value cattle in a short period in both daily and beef industries. This manuscript discussed current status of embryo transfer technologies in Japan and the world. The conception rates of embryo transfer both in fresh and frozen embryos were stable last two decades in Japan. Therefore, embryo transfer in Japan is...

A prospective, randomized study of 158 patients undergoing in-vitro fertilization (IVF) and embryo transfer was conducted to evaluate whether a shortened exposure of oocytes to spermatozoa enhances oocyte development, and subsequently influences the IVF outcome. A comparison was made between conventional treatment time and shorter exposure of retrieved oocytes to spermatozoa. Fertilization and ...

effect of cervical mucus aspiration with insulin syringe on pregnancy rate in art cycles     a. aflatoonian md1*, m. asgharnia md 2, n.tabibnejad gp3     1- associated professor, dept. of gynecology, university of medical sciences and research and clinical center of infertility, yazd, iran   2- assistant professor, dept. of gynecology, guilan university of medical sciences, rasht, iran   3- gen...

This review focuses on the platform of recent advances in reproductive biotechnologies in sheep and goat. Here, we discuss some aspects of veterinary and biomedical importance in artificial insemination using sexed semen, in vitro/in vivo fertilization, interspecies in vitro fertilization, multiple ovulation and embryo transfer (MOET), somatic cell nuclear transfer and transgenic animal product...

OBJECTIVE To evaluate the influence of 10 minutes of bed rest after ET on the achievement of a live-born infant (LBI) in patients undergoing IVF treatment with oocyte donation (OD). DESIGN Prospective, randomized, parallel assignment, controlled trial. SETTING Private IVF center. PATIENT(S) A total of 240 patients undergoing a first IVF cycle with OD in our center. INTERVENTION(S) Ten m...

OBJECTIVE To determine the relative efficacy of ultrasound-guided embryo transfer and embryo transfer by clinical touch alone. DESIGN Systematic review and meta-analysis of randomized, controlled trials comparing ultrasound-guided embryo transfer with embryo transfer by clinical touch alone. SETTING Infertility centers providing treatment with in vitro fertilization/embryo transfer. PATIE...