Monozygotic 24-year-old twins presented with discordant ovarian function. One had had premature ovarian failure at the age of 14 years, whereas her sister had normal ovaries and three naturally ...

Monozygotic twins with discordant karyotypes are extremely rare and usually involve the sex chromosomes. Discordance for autosomal aneuploidy has been reported for chromosomes 13 and 21. Few reports ...

It depends on how deep you look into the DNA, according to new research. Identical twins are...identical, right? That’s why we call them "identical" and not "uncannily similar" or "a heck of a lot ...

This study investigates how monozygotic (MZ) and dizygotic (DZ) twins process emotional experiences, concentrating on the influence of genetic and environmental factors. Monozygotic twins, who share ...

In 2004, Michigan police found that DNA recovered from a crime scene matched that of Jerome Cooper, a notorious criminal. But what seemed like an open-and-shut case got complicated when the cops found ...

Multiple births are becoming more common than they were in the past. Many women are waiting longer before having children than they did in previous generations. Fertility treatments and modern ...

Higher body dissatisfaction was linked to more severe eating disorder, depressive symptoms in monozygotic and dizygotic twin difference analyses. HealthDay News — Body dissatisfaction may causally ...

We previously reported in the Journal a case of a successful ovarian transplantation between 25-year-old monozygotic twins. One had undergone menopause at the age of 14 years, whereas the other was ...