[New developments in reproductive medicine].

Abstract

Several developments in the field of reproductive medicine intend to improve the efficiency of the treatment and to reduce the number of unwanted side effects. These advancements are among others the production of long-acting FSH, polar body biopsy and the identification of factors, which can optimize the implantation potential of the endometrium. Cryopreservation of ovarian tissue enables the maintenance of fertility in tumor patients.