BACKGROUND AND METHODS To identify whether or not a history of assisted reproductive technology (ART) is associated with the low incidence of Chlamydia trachomatis (CT) infection in pregnant women, we reviewed the obstetric records of the Japanese women aged 35 - 42 years. RESULTS The prevalence of CT in the pregnancies without ART was 1.1% (28/2,632) using nucleic acid amplification tests, w...

The International Committee Monitoring Assisted Reproductive Technologies (ICMART) is an independent, international non-profit organization that has taken a leading role in the development, collection and dissemination of worldwide data on ART. Information on availability, efficacy and safety is provided to health professionals, health authorities and the public. The glossary facilitates dissem...

Teams practising medically assisted reproduction techniques try to avoid viruses as much as possible. Attitudes towards chronic carriers of viruses are rapidly changing, especially for human immunodeficiency virus (HIV) patients. We focus our attention on the legitimacy of systematic screening before assisted reproductive techniques and the need for specialized approaches including an adapted l...

Recently, a series of case reports and small studies has suggested that births involving assisted reproductive technology (ART) may have an increased risk of imprinting disorders such as Beckwith-Wiedemann syndrome and Angelman syndrome. Herein, the significance and implications of these findings are discussed. It is speculated that, although such imprinting disorders may be shown to be only ra...

Objective Infertility is one of the most common challenges that women of reproductive age would encounter today. The maternal nutritional status is a particularly important determinant of oocyte quality and embryonic growth. Studies on whether the overall diet can affect reproductive outcomes in infertile women are few. So this study was conducted to assess the relationship between dietary patt...